feat(tui): surface plugin failures

.github/TEAM_MEMBERS

@@ -10,7 +10,6 @@ kitlangton
 kommander
 ludvigrask
 MrMushrooooom
-neriousy
 nexxeln
 R44VC0RP
 rekram1-node

.github/workflows/deploy-lab-catalog.yml

@@ -1,49 +0,0 @@
-name: deploy-lab-catalog
-
-on:
-  push:
-    branches: [v2]
-    paths:
-      - ".github/workflows/deploy-lab-catalog.yml"
-      - "bun.lock"
-      - "package.json"
-      - "packages/drive/**"
-      - "packages/protocol/src/simulation.ts"
-      - "packages/simulation/**"
-      - "packages/lab/catalog/**"
-  workflow_dispatch:
-
-concurrency:
-  group: deploy-lab-catalog-${{ github.ref_name }}
-  cancel-in-progress: false
-
-permissions:
-  contents: read
-
-jobs:
-  deploy:
-    if: github.repository == 'anomalyco/opencode' && github.ref_name == 'v2'
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
-
-      - uses: ./.github/actions/setup-bun
-
-      - name: Install ffmpeg
-        run: |
-          sudo apt-get update
-          sudo apt-get install --yes ffmpeg
-
-      - name: Validate
-        run: |
-          bun --cwd packages/protocol typecheck
-          bun --cwd packages/simulation typecheck
-          bun --cwd packages/drive run check
-          bun --cwd packages/drive run test
-          bun --cwd packages/lab/catalog run check
-
-      - name: Deploy
-        working-directory: packages/lab/catalog
-        run: bun run deploy
-        env:
-          CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}

.github/workflows/test.yml

@@ -55,12 +55,6 @@ jobs:
           git config --global user.email "bot@opencode.ai"
           git config --global user.name "opencode"
 
-      - name: Install ffmpeg
-        if: runner.os == 'Linux'
-        run: |
-          sudo apt-get update
-          sudo apt-get install --yes ffmpeg
-
       - name: Cache Turbo
         uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
         with:
@@ -72,7 +66,7 @@ jobs:
 
       - name: Run unit tests
         timeout-minutes: 20
-        run: GITHUB_ACTIONS=false bun turbo test ${{ runner.os == 'Windows' && '--filter=!opencode-drive' || '' }}
+        run: GITHUB_ACTIONS=false bun turbo test
         env:
           OPENCODE_EXPERIMENTAL_DISABLE_FILEWATCHER: ${{ runner.os == 'Windows' && 'true' || 'false' }}
 

.opencode/skills/opencode-drive/SKILL.md

@@ -51,7 +51,7 @@ files. If the script is unsuccessful, automatically fix the script and run it ag
 Scripts use one typed definition object. `setup` runs before OpenCode starts,
 and `fs.writeFile` always writes inside the simulated project.
 
-You can read the full typed API here: https://raw.githubusercontent.com/anomalyco/opencode/v2/packages/drive/src/script/types.ts
+You can read the full typed API here: https://raw.githubusercontent.com/jlongster/opencode-drive/refs/heads/main/src/script/types.ts
 
 ```ts
 import { defineScript } from "opencode-drive"
@@ -83,7 +83,7 @@ itself (this is extremely rare, do not use this unless explicitly asked). In thi
 mode `ui` is typed as `null`; call `server.launch()` exactly
 once before launching clients. Each `clients.launch(name)` result provides the
 same UI methods as the automatic client. You can see an example of this API
-here: https://raw.githubusercontent.com/anomalyco/opencode/v2/packages/drive/examples/multiple-clients.ts
+here: https://raw.githubusercontent.com/jlongster/opencode-drive/refs/heads/main/examples/multiple-clients.ts
 
 Use the exported `wait(milliseconds)` utility for an unconditional delay.
 
@@ -114,8 +114,8 @@ completion are automatic.
 
 You can see some example scripts here:
 
-- https://raw.githubusercontent.com/anomalyco/opencode/v2/packages/drive/examples/simple.ts
+- https://raw.githubusercontent.com/jlongster/opencode-drive/refs/heads/main/examples/simple.ts
-- https://raw.githubusercontent.com/anomalyco/opencode/v2/packages/drive/examples/serve.ts
+- https://raw.githubusercontent.com/jlongster/opencode-drive/refs/heads/main/examples/serve.ts
 
 ## Prune
 

.opencode/tool/github-triage.ts

@@ -4,7 +4,7 @@ import { tool } from "@opencode-ai/plugin"
 const TEAM = {
   tui: ["kommander", "simonklee"],
   desktop_web: ["Hona", "Brendonovich"],
-  core: ["jlongster", "rekram1-node", "neriousy", "nexxeln", "kitlangton"],
+  core: ["jlongster", "rekram1-node", "nexxeln", "kitlangton"],
   inference: ["fwang", "MrMushrooooom", "starptech"],
   windows: ["Hona"],
 } as const

AGENTS.md

@@ -1,9 +1,8 @@
 - After changing the public Protocol or Server `HttpApi`, run `bun run generate` from `packages/client`. Do not edit `src/generated` or `src/generated-effect` directly.
 - Keep runtime dependencies directed from Schema to Core and Protocol, then from Core and Protocol to Server. Client runtime code may depend on Schema and Protocol but never Core or Server; `sdk-next` composes Client, Core, and Server.
 - Do not modify `packages/opencode` unless the user explicitly asks for V1 work. `packages/opencode` is the V1 implementation and is present for reference only. New implementation changes should land in the V2 package set: `packages/core`, `packages/cli`, `packages/server`, `packages/protocol`, `packages/schema`, and related generated client surfaces when required.
-- The default branch in this repo is `v2`.
+- The default branch in this repo is `dev`.
-- Base all new branches and worktrees on `v2`, or `origin/v2` when the local `v2` ref is unavailable. Do not base them on `dev`.
+- Local `main` ref may not exist; use `dev` or `origin/dev` for diffs.
-- Local `main` ref may not exist; use `v2` or `origin/v2` for diffs.
 
 ## Live V2 TUI Testing
 

package.json

@@ -33,7 +33,6 @@
     "packages": [
       "packages/*",
       "packages/console/*",
-      "packages/lab/*",
       "packages/stats/*",
       "packages/slack"
     ],
@@ -47,9 +46,9 @@
       "@octokit/rest": "22.0.0",
       "@hono/standard-validator": "0.2.0",
       "@hono/zod-validator": "0.4.2",
-      "@opentui/core": "0.5.2",
+      "@opentui/core": "0.0.0-20260808-9ecf7c0a",
-      "@opentui/keymap": "0.5.2",
+      "@opentui/keymap": "0.0.0-20260808-9ecf7c0a",
-      "@opentui/solid": "0.5.2",
+      "@opentui/solid": "0.0.0-20260808-9ecf7c0a",
       "@tanstack/solid-virtual": "3.13.32",
       "@shikijs/stream": "4.2.0",
       "@standard-schema/spec": "1.1.0",
@@ -121,8 +120,7 @@
     "prettier": "3.6.2",
     "semver": "^7.6.0",
     "sst": "catalog:",
-    "turbo": "2.10.2",
+    "turbo": "2.10.2"
-    "vitest": "4.1.10"
   },
   "dependencies": {
     "@aws-sdk/client-s3": "3.933.0",
@@ -152,9 +150,9 @@
     "electron"
   ],
   "overrides": {
-    "@opentui/core": "catalog:",
+    "@opentui/core": "0.0.0-20260808-9ecf7c0a",
-    "@opentui/keymap": "catalog:",
+    "@opentui/keymap": "0.0.0-20260808-9ecf7c0a",
-    "@opentui/solid": "catalog:",
+    "@opentui/solid": "0.0.0-20260808-9ecf7c0a",
     "@types/bun": "catalog:",
     "@types/node": "catalog:",
     "effect": "catalog:"
@@ -174,7 +172,6 @@
     "@modelcontextprotocol/sdk@1.29.0": "patches/@modelcontextprotocol%2Fsdk@1.29.0.patch",
     "effect@4.0.0-beta.101": "patches/effect@4.0.0-beta.101.patch",
     "@tanstack/virtual-core@3.17.3": "patches/@tanstack%2Fvirtual-core@3.17.3.patch",
-    "@cloudflare/vitest-pool-workers@0.12.6": "patches/@cloudflare%2Fvitest-pool-workers@0.12.6.patch",
     "@ff-labs/fff-bun@0.10.1": "patches/@ff-labs%2Ffff-bun@0.10.1.patch"
   }
 }

packages/ai/src/protocols/anthropic-messages.ts

@@ -573,10 +573,7 @@ const lowerMessages = Effect.fn("AnthropicMessages.lowerMessages")(function* (
         cache_control: cacheControl(breakpoints, part.cache),
       })
     }
-    const previous = messages.at(-1)
+    messages.push({ role: "user", content })
-    if (previous?.role === "user" && previous.content.every((block) => block.type === "tool_result"))
-      messages[messages.length - 1] = { role: "user", content: [...previous.content, ...content] }
-    else messages.push({ role: "user", content })
   }
 
   return messages

packages/ai/src/route/executor.ts

@@ -1,4 +1,4 @@
-import { Cause, Context, Effect, Layer, Option, Schema, Stream } from "effect"
+import { Cause, Context, Effect, Layer, Option, Schema } from "effect"
 import {
   FetchHttpClient,
   Headers,
@@ -297,86 +297,44 @@ export const classifyHttpFailure = (input: {
   })
 }
 
-type HttpOperation = "request" | "read"
+const toHttpError = (redactedNames: ReadonlyArray<string | RegExp>) => (error: unknown) => {
-
+  const transportError = (input: {
-const NativeTransportFailure = Schema.Struct({
+    readonly message: string
-  message: Schema.String,
+    readonly kind?: string | undefined
-  code: Schema.optionalKey(Schema.String),
+    readonly request?: HttpClientRequest.HttpClientRequest | undefined
-  cause: Schema.optionalKey(Schema.Unknown),
+  }) =>
-})
-const decodeNativeTransportFailure = Schema.decodeUnknownOption(NativeTransportFailure)
-
-const nativeTransportFailure = (error: unknown) => {
-  const failure = Option.getOrUndefined(decodeNativeTransportFailure(error))
-  if (!failure) return undefined
-  if (failure.code !== undefined) return failure
-  const cause = Option.getOrUndefined(decodeNativeTransportFailure(failure.cause))
-  if (cause?.code !== undefined) return cause
-  return failure
-}
-
-const httpError = (input: {
-  readonly error: unknown
-  readonly request: HttpClientRequest.HttpClientRequest
-  readonly operation: HttpOperation
-  readonly redactedNames: ReadonlyArray<string | RegExp>
-}) => {
-  const request = HttpClientError.isHttpClientError(input.error) ? input.error.request : input.request
-  const transportError = (failure: { readonly message: string; readonly code?: string | undefined }) =>
     new AIError({
       module: "RequestExecutor",
-      method: input.operation,
+      method: "execute",
       reason: new TransportReason({
-        message: failure.message,
+        message: input.message,
-        transport: "http",
+        kind: input.kind,
-        operation: input.operation,
+        url: input.request ? redactUrl(input.request.url) : undefined,
-        code: failure.code,
+        http: input.request ? new HttpContext({ request: requestDetails(input.request, redactedNames) }) : undefined,
-        url: redactUrl(request.url),
-        http: new HttpContext({ request: requestDetails(request, input.redactedNames) }),
       }),
     })
 
-  const source =
+  if (Cause.isTimeoutError(error)) {
-    HttpClientError.isHttpClientError(input.error) && "cause" in input.error.reason
+    return transportError({ message: error.message, kind: "Timeout" })
-      ? input.error.reason.cause
+  }
-      : input.error
+  if (!HttpClientError.isHttpClientError(error)) {
-  const native = nativeTransportFailure(source)
+    return transportError({ message: error instanceof Error ? error.message : "HTTP transport failed" })
-  const code = native?.code
+  }
-  const raw = native?.message ?? (input.error instanceof Error ? input.error.message : undefined)
+  const request = "request" in error ? error.request : undefined
-  const detail = raw ? redactBody(raw, secretValues(request)) : undefined
+  if (error.reason._tag === "TransportError") {
-  const message = code && detail && !detail.includes(code) ? `${code}: ${detail}` : detail
-
-  if (Cause.isTimeoutError(input.error) || Cause.isTimeoutError(source))
-    return transportError({ message: message ?? "HTTP transport timed out", code: code ?? "Timeout" })
-  if (!HttpClientError.isHttpClientError(input.error))
-    return transportError({ message: message ?? "HTTP transport failed", code })
-  if (input.error.reason._tag === "TransportError") {
     return transportError({
-      message: message ?? input.error.reason.description ?? "HTTP transport failed",
+      message: error.reason.description ?? "HTTP transport failed",
-      code: code ?? input.error.reason._tag,
+      kind: error.reason._tag,
+      request,
     })
   }
   return transportError({
-    message: message ?? `HTTP transport failed: ${input.error.reason._tag}`,
+    message: `HTTP transport failed: ${error.reason._tag}`,
-    code: code ?? input.error.reason._tag,
+    kind: error.reason._tag,
+    request,
   })
 }
 
-export const stream = (
-  executor: Interface,
-  request: HttpClientRequest.HttpClientRequest,
-  middleware?: HttpMiddleware,
-): Stream.Stream<Uint8Array, AIError> =>
-  Stream.unwrap(
-    Effect.gen(function* () {
-      const redactedNames = yield* Headers.CurrentRedactedNames
-      const response = yield* executor.execute(request, middleware)
-      return response.stream.pipe(
-        Stream.mapError((error) => httpError({ error, request: response.request, operation: "read", redactedNames })),
-      )
-    }),
-  )
-
 export const layer: Layer.Layer<Service, never, HttpClient.HttpClient> = Layer.effect(
   Service,
   Effect.gen(function* () {
@@ -385,16 +343,15 @@ export const layer: Layer.Layer<Service, never, HttpClient.HttpClient> = Layer.e
       Effect.gen(function* () {
         const redactedNames = yield* Headers.CurrentRedactedNames
         if (!middleware)
-          return yield* http.execute(request).pipe(
+          return yield* http
-            Effect.mapError((error) => httpError({ error, request, operation: "request", redactedNames })),
+            .execute(request)
-            Effect.flatMap(statusError(request, redactedNames)),
+            .pipe(Effect.mapError(toHttpError(redactedNames)), Effect.flatMap(statusError(request, redactedNames)))
-          )
 
         const response = yield* middleware(request, (input) =>
           http
             .execute(input)
             .pipe(Effect.mapError((cause) => (cause instanceof Error ? cause : new Error(String(cause))))),
-        ).pipe(Effect.mapError((error) => httpError({ error, request, operation: "request", redactedNames })))
+        ).pipe(Effect.mapError(toHttpError(redactedNames)))
         return yield* statusError(response.request, redactedNames)(response)
       })
     return Service.of({

packages/ai/src/route/transport/http.ts

@@ -1,4 +1,4 @@
-import { Effect } from "effect"
+import { Effect, Stream } from "effect"
 import { Headers, HttpClientRequest } from "effect/unstable/http"
 import { Auth } from "../auth.js"
 import { render as renderEndpoint } from "../endpoint.js"
@@ -6,7 +6,6 @@ import { Framing } from "../framing.js"
 import type { HttpMiddleware, Transport, TransportPrepareInput } from "./index.js"
 import * as ProviderShared from "../../protocols/shared.js"
 import { mergeJsonRecords, type LLMRequest } from "../../schema/index.js"
-import { RequestExecutor } from "../executor.js"
 
 export type JsonRequestInput<Body> = TransportPrepareInput<Body>
 
@@ -87,8 +86,26 @@ export const httpJson = <Body, Frame>(input: HttpJsonInput<Body, Frame>): HttpJs
         middleware: prepareInput.middleware,
       }
     }),
-  frames: (prepared, _request, runtime) =>
+  frames: (prepared, request, runtime) =>
-    prepared.framing.frame(RequestExecutor.stream(runtime.http, prepared.request, prepared.middleware)),
+    Stream.unwrap(
+      runtime.http
+        .execute(prepared.request, prepared.middleware)
+        .pipe(
+          Effect.map((response) =>
+            prepared.framing.frame(
+              response.stream.pipe(
+                Stream.mapError((error) =>
+                  ProviderShared.eventError(
+                    `${request.model.provider}/${request.model.route.id}`,
+                    `Failed to read ${request.model.provider}/${request.model.route.id} stream`,
+                    ProviderShared.errorText(error),
+                  ),
+                ),
+              ),
+            ),
+          ),
+        ),
+    ),
 })
 
 export const sseJson = {

packages/ai/src/route/transport/websocket.ts

@@ -1,6 +1,6 @@
 import { Cause, Context, Effect, Layer, Queue, Stream } from "effect"
 import { Headers } from "effect/unstable/http"
-import { AIError, TransportReason, type TransportOperation } from "../../schema/index.js"
+import { AIError, TransportReason } from "../../schema/index.js"
 import * as HttpTransport from "./http.js"
 import type { Transport } from "./index.js"
 
@@ -29,18 +29,12 @@ export class Service extends Context.Service<Service, Interface>()("@opencode/AI
 const transportError = (
   method: string,
   message: string,
-  input: { readonly operation: TransportOperation; readonly url?: string; readonly code?: string },
+  input: { readonly url?: string; readonly kind?: string } = {},
 ) =>
   new AIError({
     module: "WebSocketExecutor",
     method,
-    reason: new TransportReason({
+    reason: new TransportReason({ message, url: input.url, kind: input.kind }),
-      message,
-      transport: "websocket",
-      operation: input.operation,
-      url: input.url,
-      code: input.code,
-    }),
   })
 
 const eventMessage = (event: Event) => {
@@ -61,8 +55,7 @@ const waitOpen = (ws: globalThis.WebSocket, input: WebSocketRequest) => {
     return Effect.fail(
       transportError("open", `WebSocket closed before opening (state ${ws.readyState})`, {
         url: input.url,
-        operation: "request",
+        kind: "open",
-        code: "closed",
       }),
     )
   }
@@ -86,10 +79,7 @@ const waitOpen = (ws: globalThis.WebSocket, input: WebSocketRequest) => {
       cleanup()
       resume(
         Effect.fail(
-          transportError("open", `Failed to open WebSocket: ${eventMessage(event)}`, {
+          transportError("open", `Failed to open WebSocket: ${eventMessage(event)}`, { url: input.url, kind: "open" }),
-            url: input.url,
-            operation: "request",
-          }),
         ),
       )
     }
@@ -99,8 +89,7 @@ const waitOpen = (ws: globalThis.WebSocket, input: WebSocketRequest) => {
         Effect.fail(
           transportError("open", `WebSocket closed before opening with code ${event.code}`, {
             url: input.url,
-            operation: "request",
+            kind: "open",
-            code: String(event.code),
           }),
         ),
       )
@@ -129,8 +118,7 @@ const webSocketUrl = (value: string) =>
     catch: (error) =>
       transportError("prepare", error instanceof Error ? error.message : "Invalid WebSocket URL", {
         url: value,
-        operation: "request",
+        kind: "websocket",
-        code: "invalid-url",
       }),
   })
 
@@ -141,7 +129,7 @@ export const open = (input: WebSocketRequest) =>
     catch: (error) =>
       transportError("open", error instanceof Error ? error.message : "Failed to construct WebSocket", {
         url: input.url,
-        operation: "request",
+        kind: "open",
       }),
   }).pipe(Effect.flatMap((ws) => fromWebSocket(ws, input)))
 
@@ -162,10 +150,7 @@ export const fromWebSocket = (
       Queue.failCauseUnsafe(
         messages,
         Cause.fail(
-          transportError("message", "Unsupported WebSocket message payload", {
+          transportError("message", "Unsupported WebSocket message payload", { url: input.url, kind: "message" }),
-            url: input.url,
-            operation: "read",
-          }),
         ),
       )
     }
@@ -173,10 +158,7 @@ export const fromWebSocket = (
       Queue.failCauseUnsafe(
         messages,
         Cause.fail(
-          transportError("message", `WebSocket error: ${eventMessage(event)}`, {
+          transportError("message", `WebSocket error: ${eventMessage(event)}`, { url: input.url, kind: "message" }),
-            url: input.url,
-            operation: "read",
-          }),
         ),
       )
     }
@@ -185,11 +167,7 @@ export const fromWebSocket = (
       Queue.failCauseUnsafe(
         messages,
         Cause.fail(
-          transportError("message", `WebSocket closed with code ${event.code}`, {
+          transportError("message", `WebSocket closed with code ${event.code}`, { url: input.url, kind: "close" }),
-            url: input.url,
-            operation: "read",
-            code: String(event.code),
-          }),
         ),
       )
     }
@@ -210,7 +188,7 @@ export const fromWebSocket = (
           catch: (error) =>
             transportError("sendText", error instanceof Error ? error.message : "Failed to send WebSocket message", {
               url: input.url,
-              operation: "write",
+              kind: "write",
             }),
         }),
       messages: Stream.fromQueue(messages),
@@ -265,8 +243,7 @@ export const json = <Body, Message>(input: JsonInput<Body, Message>): JsonTransp
       return Stream.fail(
         transportError("json", "WebSocket JSON transport requires WebSocketExecutor.Service", {
           url: prepared.url,
-          operation: "request",
+          kind: "websocket",
-          code: "unavailable",
         }),
       )
     }

packages/ai/src/schema/errors.ts

@@ -92,18 +92,10 @@ export class ProviderInternalReason extends Schema.Class<ProviderInternalReason>
   http: Schema.optional(HttpContext),
 }) {}
 
-export const TransportType = Schema.Literals(["http", "websocket"])
-export type TransportType = typeof TransportType.Type
-
-export const TransportOperation = Schema.Literals(["request", "read", "write"])
-export type TransportOperation = typeof TransportOperation.Type
-
 export class TransportReason extends Schema.Class<TransportReason>("AI.Error.Transport")({
   _tag: Schema.tag("Transport"),
   message: Schema.String,
-  transport: TransportType,
+  kind: Schema.optional(Schema.String),
-  operation: TransportOperation,
-  code: Schema.optional(Schema.String),
   url: Schema.optional(Schema.String),
   http: Schema.optional(HttpContext),
 }) {}

packages/ai/test/executor.test.ts

@@ -1,10 +1,10 @@
 import { describe, expect } from "bun:test"
-import { Effect, Layer, Ref, Stream } from "effect"
+import { Effect, Layer, Ref } from "effect"
-import { Headers, HttpClient, HttpClientError, HttpClientRequest, HttpClientResponse } from "effect/unstable/http"
+import { Headers, HttpClient, HttpClientRequest, HttpClientResponse } from "effect/unstable/http"
 import { LLM, AIError } from "../src/index.js"
 import { LLMClient, RequestExecutor } from "../src/route.js"
 import * as OpenAIChat from "../src/protocols/openai-chat.js"
-import { dynamicResponse, systemError } from "./lib/http.js"
+import { dynamicResponse } from "./lib/http.js"
 import { deltaChunk } from "./lib/openai-chunks.js"
 import { sseRaw } from "./lib/sse.js"
 import { it } from "./lib/effect.js"
@@ -67,62 +67,6 @@ const expectAIError = (error: unknown) => {
 const errorHttp = (error: AIError) => ("http" in error.reason ? error.reason.http : undefined)
 
 describe("RequestExecutor", () => {
-  it.effect("parses response body failures at the executor seam", () =>
-    Effect.gen(function* () {
-      const executor = yield* RequestExecutor.Service
-      const error = yield* RequestExecutor.stream(executor, secretRequest).pipe(Stream.runDrain, Effect.flip)
-
-      expectAIError(error)
-      expect(error.reason).toMatchObject({
-        _tag: "Transport",
-        message: "ECONNRESET: disconnected <redacted> <redacted>",
-        transport: "http",
-        operation: "read",
-        code: "ECONNRESET",
-        url: "https://provider.test/v1/chat?api_key=%3Credacted%3E&debug=1",
-      })
-    }).pipe(
-      Effect.provide(
-        responsesLayer([
-          new Response(
-            new ReadableStream({
-              start(controller) {
-                controller.error(systemError("ECONNRESET", "disconnected query-secret-123 header-secret-456"))
-              },
-            }),
-          ),
-        ]),
-      ),
-    ),
-  )
-
-  it.effect("unwraps native transport failure causes", () =>
-    Effect.gen(function* () {
-      const executor = yield* RequestExecutor.Service
-      const error = yield* RequestExecutor.stream(executor, secretRequest).pipe(Stream.runDrain, Effect.flip)
-
-      expectAIError(error)
-      expect(error.reason).toMatchObject({
-        _tag: "Transport",
-        message: "ECONNRESET: socket closed",
-        operation: "read",
-        code: "ECONNRESET",
-      })
-    }).pipe(
-      Effect.provide(
-        responsesLayer([
-          new Response(
-            new ReadableStream({
-              pull(controller) {
-                controller.error(new TypeError("fetch failed", { cause: systemError("ECONNRESET", "socket closed") }))
-              },
-            }),
-          ),
-        ]),
-      ),
-    ),
-  )
-
   it.effect("preserves middleware error messages", () =>
     Effect.gen(function* () {
       const executor = yield* RequestExecutor.Service
@@ -135,48 +79,6 @@ describe("RequestExecutor", () => {
     }).pipe(Effect.provide(responsesLayer([]))),
   )
 
-  it.effect("reports the request sent by middleware", () =>
-    Effect.gen(function* () {
-      const executor = yield* RequestExecutor.Service
-      const error = yield* executor
-        .execute(request, (original, handler) =>
-          handler(
-            original.pipe(
-              HttpClientRequest.setUrl("https://proxy.test/v1/chat?api_key=proxy-secret"),
-              HttpClientRequest.setHeader("authorization", "Bearer proxy-secret"),
-            ),
-          ),
-        )
-        .pipe(Effect.flip)
-
-      expectAIError(error)
-      expect(error.reason).toMatchObject({
-        _tag: "Transport",
-        message: "ECONNRESET: proxy disconnected <redacted>",
-        url: "https://proxy.test/v1/chat?api_key=%3Credacted%3E",
-        http: {
-          request: {
-            url: "https://proxy.test/v1/chat?api_key=%3Credacted%3E",
-            headers: { authorization: "<redacted>" },
-          },
-        },
-      })
-    }).pipe(
-      Effect.provide(
-        dynamicResponse((input) =>
-          Effect.fail(
-            new HttpClientError.HttpClientError({
-              reason: new HttpClientError.TransportError({
-                request: input.request,
-                cause: systemError("ECONNRESET", "proxy disconnected proxy-secret"),
-              }),
-            }),
-          ),
-        ),
-      ),
-    ),
-  )
-
   it.effect("classifies context overflow responses", () =>
     Effect.gen(function* () {
       const executor = yield* RequestExecutor.Service

packages/ai/test/lib/http.ts

@@ -1,5 +1,5 @@
 import { Effect, Layer, Ref } from "effect"
-import { HttpClient, HttpClientError, HttpClientRequest, HttpClientResponse } from "effect/unstable/http"
+import { HttpClient, HttpClientRequest, HttpClientResponse } from "effect/unstable/http"
 import { LLMClient, RequestExecutor, WebSocketExecutor } from "../../src/route.js"
 import type { Service as LLMClientService } from "../../src/route/client.js"
 import type { Service as RequestExecutorService } from "../../src/route/executor.js"
@@ -14,9 +14,7 @@ export type HandlerInput = {
   ) => HttpClientResponse.HttpClientResponse
 }
 
-export type Handler = (
+export type Handler = (input: HandlerInput) => Effect.Effect<HttpClientResponse.HttpClientResponse>
-  input: HandlerInput,
-) => Effect.Effect<HttpClientResponse.HttpClientResponse, HttpClientError.HttpClientError>
 
 const handlerLayer = (handler: Handler): Layer.Layer<HttpClient.HttpClient> =>
   Layer.succeed(
@@ -36,12 +34,6 @@ const handlerLayer = (handler: Handler): Layer.Layer<HttpClient.HttpClient> =>
 
 export type RuntimeEnv = RequestExecutorService | WebSocketExecutorService | LLMClientService
 
-export interface SystemError extends Error {
-  readonly code: string
-}
-
-export const systemError = (code: string, message: string): SystemError => Object.assign(new Error(message), { code })
-
 export const runtimeLayer = (layer: Layer.Layer<HttpClient.HttpClient>): Layer.Layer<RuntimeEnv> => {
   const requestExecutorLayer = RequestExecutor.layer.pipe(Layer.provide(layer))
   const deps = Layer.mergeAll(requestExecutorLayer, WebSocketExecutor.layer)
@@ -71,20 +63,14 @@ export const dynamicResponse = (handler: Handler) => runtimeLayer(handlerLayer(h
  * Layer that emits the supplied SSE chunks and then aborts mid-stream. Used to
  * exercise transport errors that surface during parsing.
  */
-export const truncatedStream = (chunks: ReadonlyArray<string>, error: Error = new Error("connection reset")) =>
+export const truncatedStream = (chunks: ReadonlyArray<string>) =>
   dynamicResponse((input) =>
     Effect.sync(() => {
       const encoder = new TextEncoder()
-      let index = 0
       const stream = new ReadableStream({
-        pull(controller) {
+        start(controller) {
-          const chunk = chunks[index]
+          for (const chunk of chunks) controller.enqueue(encoder.encode(chunk))
-          if (chunk !== undefined) {
+          controller.error(new Error("connection reset"))
-            index++
-            controller.enqueue(encoder.encode(chunk))
-            return
-          }
-          controller.error(error)
         },
       })
       return input.respond(stream, { headers: SSE_HEADERS })

packages/ai/test/provider/anthropic-messages.test.ts

@@ -271,47 +271,6 @@ describe("Anthropic Messages route", () => {
     }),
   )
 
-  it.effect("batches parallel tool results into one Anthropic user message", () =>
-    Effect.gen(function* () {
-      const prepared = yield* compileRequest(
-        LLM.request({
-          model,
-          messages: [
-            Message.user("Check both cities."),
-            Message.assistant([
-              { type: "text", text: "I'll check both." },
-              ToolCallPart.make({ id: "call_paris", name: "weather", input: { city: "Paris" } }),
-              ToolCallPart.make({ id: "call_london", name: "weather", input: { city: "London" } }),
-            ]),
-            Message.tool({ id: "call_paris", name: "weather", result: { temperature: 22 } }),
-            Message.tool({ id: "call_london", name: "weather", result: { temperature: 18 } }),
-          ],
-          cache: "none",
-        }),
-      )
-
-      expect(prepared.body.messages).toMatchObject([
-        { role: "user", content: [{ type: "text", text: "Check both cities." }] },
-        {
-          role: "assistant",
-          content: [
-            { type: "text", text: "I'll check both." },
-            { type: "tool_use", id: "call_paris", name: "weather", input: { city: "Paris" } },
-            { type: "tool_use", id: "call_london", name: "weather", input: { city: "London" } },
-          ],
-        },
-        {
-          role: "user",
-          content: [
-            { type: "tool_result", tool_use_id: "call_paris", content: '{"temperature":22}' },
-            { type: "tool_result", tool_use_id: "call_london", content: '{"temperature":18}' },
-          ],
-        },
-      ])
-      expect(prepared.body.messages).toHaveLength(3)
-    }),
-  )
-
   it.effect("keeps tools and sends tool_choice none", () =>
     Effect.gen(function* () {
       const prepared = yield* compileRequest(
@@ -956,54 +915,6 @@ describe("Anthropic Messages route", () => {
     }),
   )
 
-  it.effect("assembles and persists multiple tool calls from one Anthropic response", () =>
-    Effect.gen(function* () {
-      const response = yield* LLMClient.generate(request).pipe(
-        Effect.provide(
-          fixedResponse(
-            sseEvents(
-              { type: "message_start", message: { usage: { input_tokens: 5 } } },
-              {
-                type: "content_block_start",
-                index: 0,
-                content_block: { type: "tool_use", id: "call_paris", name: "weather", input: {} },
-              },
-              {
-                type: "content_block_delta",
-                index: 0,
-                delta: { type: "input_json_delta", partial_json: '{"city":"Paris"}' },
-              },
-              { type: "content_block_stop", index: 0 },
-              {
-                type: "content_block_start",
-                index: 1,
-                content_block: { type: "tool_use", id: "call_london", name: "weather", input: {} },
-              },
-              {
-                type: "content_block_delta",
-                index: 1,
-                delta: { type: "input_json_delta", partial_json: '{"city":"London"}' },
-              },
-              { type: "content_block_stop", index: 1 },
-              { type: "message_delta", delta: { stop_reason: "tool_use" }, usage: { output_tokens: 2 } },
-              { type: "message_stop" },
-            ),
-          ),
-        ),
-      )
-
-      expect(response.toolCalls).toMatchObject([
-        { id: "call_paris", name: "weather", input: { city: "Paris" } },
-        { id: "call_london", name: "weather", input: { city: "London" } },
-      ])
-      expect(response.message.content).toMatchObject([
-        { type: "tool-call", id: "call_paris", name: "weather", input: { city: "Paris" } },
-        { type: "tool-call", id: "call_london", name: "weather", input: { city: "London" } },
-      ])
-      expect(response.finishReason).toEqual({ normalized: "tool-calls", raw: "tool_use" })
-    }),
-  )
-
   it.effect("keeps malformed server tool input terminal", () =>
     Effect.gen(function* () {
       const body = sseEvents(

packages/ai/test/provider/openai-chat.test.ts

@@ -1,5 +1,5 @@
 import { describe, expect } from "bun:test"
-import { Effect, Ref, Schema, Stream } from "effect"
+import { Effect, Schema, Stream } from "effect"
 import { HttpClientRequest } from "effect/unstable/http"
 import {
   HttpOptions,
@@ -22,7 +22,7 @@ import { ProviderShared } from "../../src/protocols/shared.js"
 import { Auth, LLMClient } from "../../src/route.js"
 import { compileRequest } from "../../src/route/client.js"
 import { it } from "../lib/effect.js"
-import { dynamicResponse, fixedResponse, systemError, truncatedStream } from "../lib/http.js"
+import { dynamicResponse, fixedResponse, truncatedStream } from "../lib/http.js"
 import { deltaChunk, usageChunk } from "../lib/openai-chunks.js"
 import { sseEvents } from "../lib/sse.js"
 
@@ -1221,44 +1221,12 @@ describe("OpenAI Chat route", () => {
 
   it.effect("surfaces transport errors that occur mid-stream", () =>
     Effect.gen(function* () {
-      const layer = truncatedStream(
+      const layer = truncatedStream([
-        [`data: ${JSON.stringify(deltaChunk({ role: "assistant", content: "Hello" }))}\n\n`],
+        `data: ${JSON.stringify(deltaChunk({ role: "assistant", content: "Hello" }))}\n\n`,
-        systemError("ECONNRESET", "socket closed unexpectedly"),
+      ])
-      )
+      const error = yield* LLMClient.generate(request).pipe(Effect.provide(layer), Effect.flip)
-      const events = yield* Ref.make<ReadonlyArray<LLMEvent>>([])
-      const error = yield* LLMClient.stream(request).pipe(
-        Stream.tap((event) => Ref.update(events, (current) => [...current, event])),
-        Stream.runDrain,
-        Effect.provide(layer),
-        Effect.flip,
-      )
 
-      expect((yield* Ref.get(events)).some((event) => event.type === "text-delta")).toBeTrue()
+      expect(error.message).toContain("Failed to read openai/openai-chat stream")
-      expect(error.reason).toMatchObject({
-        _tag: "Transport",
-        message: "ECONNRESET: socket closed unexpectedly",
-        transport: "http",
-        operation: "read",
-        code: "ECONNRESET",
-        url: "https://api.openai.test/v1/chat/completions",
-      })
-    }),
-  )
-
-  it.effect("surfaces transport errors before the first stream frame", () =>
-    Effect.gen(function* () {
-      const error = yield* LLMClient.generate(request).pipe(
-        Effect.provide(truncatedStream([], systemError("ECONNRESET", "socket closed before output"))),
-        Effect.flip,
-      )
-
-      expect(error.reason).toMatchObject({
-        _tag: "Transport",
-        message: "ECONNRESET: socket closed before output",
-        transport: "http",
-        operation: "read",
-        code: "ECONNRESET",
-      })
     }),
   )
 

packages/app/e2e/smoke/session-timeline.spec.ts

@@ -189,12 +189,7 @@ test.describe("smoke: session timeline", () => {
                 .querySelector<HTMLElement>('[data-timeline-row="bottom-spacer"]')
                 ?.getBoundingClientRect()
               samples.push({ ids: visible, last: visible.includes(last), bottomError: bottom?.bottom - view.bottom })
-              if (
+              if (!firstPaint && visible.includes(last) && Math.abs((bottom?.bottom ?? Infinity) - view.bottom) <= 1) {
-                !firstPaint &&
-                visible.includes(last) &&
-                Math.abs((bottom?.bottom ?? Infinity) - view.bottom) <= 1 &&
-                !root.querySelector('[data-markdown-key="initial"]')
-              ) {
                 firstPaint = true
                 root.querySelectorAll<HTMLElement>("[data-timeline-key]").forEach((row) => {
                   const rect = row.getBoundingClientRect()
@@ -209,16 +204,10 @@ test.describe("smoke: session timeline", () => {
         }
         ;(
           window as Window & {
-            __sessionTabPaint?: {
+            __sessionTabPaint?: { samples: typeof samples; removed: () => number; stop: () => void }
-              samples: typeof samples
-              painted: () => boolean
-              removed: () => number
-              stop: () => void
-            }
           }
         ).__sessionTabPaint = {
           samples,
-          painted: () => firstPaint,
           removed: () => removedFirstPaintNodes,
           stop: () => {
             running = false
@@ -230,19 +219,17 @@ test.describe("smoke: session timeline", () => {
     )
 
     await switchTitlebarSession(page, fixture.targetID, fixture.expected.targetTitle)
-    await page.waitForFunction(() => {
+    await page.waitForFunction(() =>
-      const probe = (
+      (
-        window as Window & { __sessionTabPaint?: { samples: Array<{ ids: string[] }>; painted: () => boolean } }
+        window as Window & { __sessionTabPaint?: { samples: Array<{ ids: string[] }> } }
-      ).__sessionTabPaint
+      ).__sessionTabPaint?.samples.some((sample) => sample.ids.length > 0),
-      return probe?.painted() && probe.samples.some((sample) => sample.ids.length > 0)
+    )
-    })
     await page.waitForTimeout(200)
     const first = await page.evaluate(() => {
       const probe = (
         window as Window & {
           __sessionTabPaint?: {
             samples: Array<{ ids: string[]; last: boolean; bottomError?: number }>
-            painted: () => boolean
             removed: () => number
             stop: () => void
           }

packages/app/src/context/global-sync/event-reducer.ts

@@ -1,5 +1,4 @@
 import { Binary } from "@opencode-ai/core/util/binary"
-import { ProjectDirectories } from "@opencode-ai/schema/project-directories"
 import { produce, reconcile, type SetStoreFunction, type Store } from "solid-js/store"
 import type { Message, Part, Project, Todo } from "@/types"
 import type {
@@ -188,18 +187,6 @@ export function applyDirectoryEvent(input: {
       input.setStore("sessionTotal", (value) => Math.max(0, value - 1))
       break
     }
-    case "project.directory.resolved": {
-      const properties = event.properties as { projectID: string; directory: string; previous: string }
-      input.store.session.forEach((session, index) => {
-        const adopted = ProjectDirectories.adopt(
-          { projectID: session.projectID, directory: session.location.directory },
-          properties,
-        )
-        if (!adopted) return
-        input.setStore("session", index, (current) => ({ ...current, ...adopted }))
-      })
-      break
-    }
     case "session.renamed": {
       const properties = event.properties as { sessionID: string; title: string }
       const result = Binary.search(input.store.session, properties.sessionID, (session) => session.id)

packages/app/src/context/server-session-v2-reducer.test.ts

@@ -18,18 +18,18 @@ describe("v2 session reducer", () => {
     apply({
       ...base,
       id: "evt_admitted",
-      type: "session.inbox.enqueued",
+      type: "session.input.admitted",
       data: {
         sessionID: "ses_1",
-        inboxID: "msg_user",
+        inputID: "msg_user",
-        item: { type: "user", delivery: "steer", payload: { text: "hello" } },
+        input: { type: "user", delivery: "steer", data: { text: "hello" } },
       },
     })
     apply({
       ...base,
       id: "evt_promoted",
-      type: "session.inbox.delivered",
+      type: "session.input.promoted",
-      data: { sessionID: "ses_1", inboxID: "msg_user" },
+      data: { sessionID: "ses_1", inputID: "msg_user" },
     })
     apply({
       ...base,
@@ -203,8 +203,8 @@ describe("v2 session reducer", () => {
       event({
         ...base,
         id: "evt_promoted",
-        type: "session.inbox.delivered",
+        type: "session.input.promoted",
-        data: { sessionID: "ses_1", inboxID: "msg_user" },
+        data: { sessionID: "ses_1", inputID: "msg_user" },
       }),
     )
 
@@ -218,11 +218,11 @@ describe("v2 session reducer", () => {
       event({
         ...base,
         id: "evt_admitted",
-        type: "session.inbox.enqueued",
+        type: "session.input.admitted",
         data: {
           sessionID: "ses_1",
-          inboxID: "msg_user",
+          inputID: "msg_user",
-          item: { type: "user", delivery: "queue", payload: { text: "cancel me" } },
+          input: { type: "user", delivery: "queue", data: { text: "cancel me" } },
         },
       }),
     )
@@ -231,8 +231,8 @@ describe("v2 session reducer", () => {
       event({
         ...base,
         id: "evt_cancelled",
-        type: "session.inbox.cancelled",
+        type: "session.input.cancelled",
-        data: { sessionID: "ses_1", inboxID: "msg_user" },
+        data: { sessionID: "ses_1", inputID: "msg_user" },
       }),
     )
     const result = reducer.reduce(
@@ -240,8 +240,8 @@ describe("v2 session reducer", () => {
       event({
         ...base,
         id: "evt_promoted",
-        type: "session.inbox.delivered",
+        type: "session.input.promoted",
-        data: { sessionID: "ses_1", inboxID: "msg_user" },
+        data: { sessionID: "ses_1", inputID: "msg_user" },
       }),
     )
 
@@ -255,11 +255,11 @@ describe("v2 session reducer", () => {
       event({
         ...base,
         id: "evt_admitted",
-        type: "session.inbox.enqueued",
+        type: "session.input.admitted",
         data: {
           sessionID: "ses_1",
-          inboxID: "msg_user",
+          inputID: "msg_user",
-          item: { type: "user", delivery: "queue", payload: { text: "steer me" } },
+          input: { type: "user", delivery: "queue", data: { text: "steer me" } },
         },
       }),
     )
@@ -268,8 +268,8 @@ describe("v2 session reducer", () => {
       event({
         ...base,
         id: "evt_steered",
-        type: "session.inbox.delivery.changed",
+        type: "session.input.steered",
-        data: { sessionID: "ses_1", inboxID: "msg_user", delivery: "steer" },
+        data: { sessionID: "ses_1", inputID: "msg_user" },
       }),
     )
     reducer.reduce(
@@ -277,8 +277,8 @@ describe("v2 session reducer", () => {
       event({
         ...base,
         id: "evt_queued",
-        type: "session.inbox.delivery.changed",
+        type: "session.input.queued",
-        data: { sessionID: "ses_1", inboxID: "msg_user", delivery: "queue" },
+        data: { sessionID: "ses_1", inputID: "msg_user" },
       }),
     )
 
@@ -287,8 +287,8 @@ describe("v2 session reducer", () => {
       event({
         ...base,
         id: "evt_promoted",
-        type: "session.inbox.delivered",
+        type: "session.input.promoted",
-        data: { sessionID: "ses_1", inboxID: "msg_user" },
+        data: { sessionID: "ses_1", inputID: "msg_user" },
       }),
     )
 

packages/app/src/context/server-session-v2-reducer.ts

@@ -1,4 +1,4 @@
-import type { OpenCodeEvent, SessionInboxItem, SessionMessageInfo } from "@opencode-ai/client/promise"
+import type { OpenCodeEvent, SessionMessageInfo, SessionPendingMessage } from "@opencode-ai/client/promise"
 
 type Assistant = Extract<SessionMessageInfo, { type: "assistant" }>
 type Compaction = Extract<SessionMessageInfo, { type: "compaction" }>
@@ -12,7 +12,7 @@ export type V2SessionReduction = {
 }
 
 export function createV2SessionReducer() {
-  const pending = new Map<string, SessionInboxItem>()
+  const pending = new Map<string, SessionPendingMessage>()
 
   const reduce = (source: readonly SessionMessageInfo[], event: OpenCodeEvent): V2SessionReduction | undefined => {
     if (!("data" in event) || !("sessionID" in event.data) || typeof event.data.sessionID !== "string") return
@@ -26,33 +26,32 @@ export function createV2SessionReducer() {
       result(source.some((item) => item.id === message.id) ? [...source] : [...source, message], [message.id])
 
     switch (event.type) {
-      case "session.inbox.enqueued":
+      case "session.input.admitted":
-        pending.set(key(sessionID, event.data.inboxID), event.data.item)
+        pending.set(key(sessionID, event.data.inputID), event.data.input)
         return result([...source])
-      case "session.inbox.cancelled":
+      case "session.input.cancelled":
-        pending.delete(key(sessionID, event.data.inboxID))
+        pending.delete(key(sessionID, event.data.inputID))
         return
-      case "session.inbox.delivered": {
+      case "session.input.promoted": {
-        const input = pending.get(key(sessionID, event.data.inboxID))
+        const input = pending.get(key(sessionID, event.data.inputID))
-        pending.delete(key(sessionID, event.data.inboxID))
+        pending.delete(key(sessionID, event.data.inputID))
-        if (!input) return { ...result([...source]), missing: event.data.inboxID }
+        if (!input) return { ...result([...source]), missing: event.data.inputID }
         if (input.type === "user")
           return append({
-            id: event.data.inboxID,
+            id: event.data.inputID,
             type: "user",
-            metadata: input.payload.metadata,
+            metadata: input.data.metadata,
-            text: input.payload.text,
+            text: input.data.text,
-            files: input.payload.files,
+            files: input.data.files,
-            agents: input.payload.agents,
+            agents: input.data.agents,
             time: { created: event.created },
           })
-        if (input.type !== "synthetic") return result([...source])
         return append({
-          id: event.data.inboxID,
+          id: event.data.inputID,
           type: "synthetic",
-          metadata: input.payload.metadata,
+          metadata: input.data.metadata,
-          text: input.payload.text,
+          text: input.data.text,
-          description: input.payload.description,
+          description: input.data.description,
           time: { created: event.created },
         })
       }
@@ -352,7 +351,7 @@ export function createV2SessionReducer() {
           metadata: event.metadata,
           reason: event.data.reason,
           summary: "",
-          recent: event.data.recent ?? "",
+          recent: event.data.recent,
           time: { created: event.created },
         })
       case "session.compaction.delta":

packages/app/src/context/server-session.ts

@@ -1,5 +1,4 @@
 import { Binary } from "@opencode-ai/core/util/binary"
-import { ProjectDirectories } from "@opencode-ai/schema/project-directories"
 import { retry } from "@opencode-ai/core/util/retry"
 import type { OpenCodeEvent, SessionApi, SessionInfo, SessionMessageInfo } from "@opencode-ai/client/promise"
 import type { Message, Part, Todo } from "@/types"
@@ -895,17 +894,6 @@ export function createServerSession(
   }
 
   const applyV2 = (event: OpenCodeEvent) => {
-    if (event.type === "project.directory.resolved") {
-      Object.values(data.info).forEach((info) => {
-        if (!info) return
-        const adopted = ProjectDirectories.adopt(
-          { projectID: info.projectID, directory: info.location.directory },
-          event.data,
-        )
-        if (adopted) remember({ ...info, ...adopted })
-      })
-      return
-    }
     if (!("data" in event) || !("sessionID" in event.data) || typeof event.data.sessionID !== "string") return
     const sessionID = event.data.sessionID
     const reduction = v2.reduce(data.session_message[sessionID] ?? [], event)

packages/cli/src/acp/event.ts

@@ -538,8 +538,9 @@ async function replayMessage(
 }
 
 function matchesStart(event: EventSubscribeOutput, start: TurnStart) {
-  if (start.type === "input") return event.type === "session.inbox.delivered" && event.data.inboxID === start.id
+  if (start.type === "input") return event.type === "session.input.promoted" && event.data.inputID === start.id
-  if (start.type === "compaction") return event.type === "session.inbox.delivered" && event.data.inboxID === start.id
+  if (start.type === "compaction")
+    return event.type === "session.compaction.admitted" && event.data.inputID === start.id
   return event.type === "session.skill.activated" && event.id === start.id.replace(/^msg_/, "evt_")
 }
 

packages/cli/src/config/config.ts

@@ -1,8 +1,7 @@
 export * as Config from "./config"
 
 import { Global } from "@opencode-ai/util/global"
-import { Flock } from "@opencode-ai/util/flock"
+import { Context, Effect, FileSystem, Layer, Option, Schema, Semaphore } from "effect"
-import { Context, Effect, FileSystem, Layer, Option, Schema } from "effect"
 import { produce, type Draft } from "immer"
 import { applyEdits, modify, parse, type ParseError } from "jsonc-parser"
 import path from "path"
@@ -29,6 +28,7 @@ export const layer = Layer.effect(
     const fs = yield* FileSystem.FileSystem
     const global = yield* Global.Service
     const file = path.join(global.config, "cli.json")
+    const lock = yield* Semaphore.make(1)
 
     const readJson = Effect.fnUntraced(function* () {
       const text = yield* fs.readFileString(file).pipe(Effect.catch(() => Effect.succeed(undefined)))
@@ -49,60 +49,38 @@ export const layer = Layer.effect(
     const migrate = ConfigMigration.run({ file, config: global.config, state: global.state }).pipe(
       Effect.provideService(FileSystem.FileSystem, fs),
     )
-    const withLock = <A, E, R>(effect: Effect.Effect<A, E, R>) =>
-      Effect.scoped(
-        Effect.uninterruptibleMask((restore) =>
-          Effect.gen(function* () {
-            const lock = yield* restore(
-              Effect.promise((signal) => Flock.acquire(file, { dir: path.join(global.state, "locks"), signal })),
-            )
-            yield* Effect.addFinalizer(() => Effect.promise(() => lock.release()))
-            return yield* restore(effect)
-          }),
-        ),
-      )
 
-    const get = Effect.fn("cli.config.get")(() =>
+    const get = Effect.fn("cli.config.get")(function* () {
-      withLock(
+      yield* migrate.pipe(Effect.catchCause((cause) => Effect.logWarning("failed to migrate cli config", { cause })))
-        Effect.gen(function* () {
+      return Option.getOrElse(decode(yield* readJson()), () => empty)
-          const migration = yield* migrate.pipe(
+    })
-            Effect.catchCause((cause) =>
-              Effect.logWarning("failed to migrate cli config", { cause }).pipe(Effect.as(undefined)),
-            ),
-          )
-          if (migration?.cause)
-            yield* Effect.logWarning("failed to persist migrated cli config", { cause: migration.cause })
-          if (migration?.info) return migration.info
-          return Option.getOrElse(decode(yield* readJson()), () => empty)
-        }),
-      ),
-    )
 
     const update = Effect.fn("cli.config.update")((update: (draft: Draft<Info>) => void) =>
-      withLock(
+      lock
-        Effect.gen(function* () {
+        .withPermits(1)(
-          const migration = yield* migrate
+          Effect.gen(function* () {
-          if (migration?.cause) return yield* Effect.failCause(migration.cause)
+            yield* migrate
-          const current = migration?.info ?? Option.getOrElse(decode(yield* readJson()), () => empty)
+            const current = Option.getOrElse(decode(yield* readJson()), () => empty)
-          const next = produce(current, update)
+            const next = produce(current, update)
-          const edits = changes(current, next)
+            const edits = changes(current, next)
-          if (!edits.length) return current
+            if (!edits.length) return current
-          const text = yield* fs.readFileString(file).pipe(Effect.catch(() => Effect.succeed("{}")))
+            const text = yield* fs.readFileString(file).pipe(Effect.catch(() => Effect.succeed("{}")))
-          const updated = edits.reduce(
+            const updated = edits.reduce(
-            (text, edit) =>
+              (text, edit) =>
-              applyEdits(
+                applyEdits(
-                text,
+                  text,
-                modify(text, edit.path, edit.value, { formattingOptions: { tabSize: 2, insertSpaces: true } }),
+                  modify(text, edit.path, edit.value, { formattingOptions: { tabSize: 2, insertSpaces: true } }),
-              ),
+                ),
-            text,
+              text,
-          )
+            )
-          const errors: ParseError[] = []
+            const errors: ParseError[] = []
-          const config = Option.getOrUndefined(decode(parse(updated, errors, { allowTrailingComma: true })))
+            const config = Option.getOrUndefined(decode(parse(updated, errors, { allowTrailingComma: true })))
-          if (errors.length || config === undefined) return yield* Effect.fail(new Error("Invalid CLI config update"))
+            if (errors.length || config === undefined) return yield* Effect.fail(new Error("Invalid CLI config update"))
-          yield* write(updated.endsWith("\n") ? updated : updated + "\n")
+            yield* write(updated.endsWith("\n") ? updated : updated + "\n")
-          return config
+            return config
-        }),
+          }),
-      ).pipe(Effect.mapError((cause) => new Error("Failed to update CLI config", { cause }))),
+        )
+        .pipe(Effect.mapError((cause) => new Error("Failed to update CLI config", { cause }))),
     )
 
     return Service.of({ path: file, get, update })

packages/cli/src/config/migrate.ts

@@ -1,18 +1,13 @@
 export * as ConfigMigration from "./migrate"
 
 import { TuiConfigV1 } from "@opencode-ai/tui/config/v1"
-import { TuiKeybind } from "@opencode-ai/tui/config/v1/keybind"
-import { Definitions } from "@opencode-ai/tui/config/keybind"
 import { Effect, FileSystem, Option, Schema } from "effect"
-import { randomUUID } from "crypto"
+import { parse, type ParseError } from "jsonc-parser"
-import { createScanner, parse, parseTree, type Node, type ParseError } from "jsonc-parser"
 import path from "path"
-import { Info } from "./schema"
+import type { Info } from "./schema"
 
 const decodeV1 = Schema.decodeUnknownOption(TuiConfigV1.Info)
-const decodeInfo = Schema.decodeUnknownOption(Info)
 const decodeRecord = Schema.decodeUnknownOption(Schema.Record(Schema.String, Schema.Any))
-const LegacyKeybindTargets = new Set<string>(Object.values(TuiKeybind.CommandMap))
 
 export const run = Effect.fn("cli.config.migrate")(function* (input: {
   readonly file: string
@@ -20,60 +15,7 @@ export const run = Effect.fn("cli.config.migrate")(function* (input: {
   readonly state: string
 }) {
   const fs = yield* FileSystem.FileSystem
-  const persist = Effect.fnUntraced(function* (text: string, info: Info) {
+  if (yield* fs.exists(input.file).pipe(Effect.orElseSucceed(() => false))) return
-    const temp = `${input.file}.${process.pid}.${randomUUID()}.tmp`
-    const cause = yield* Effect.gen(function* () {
-      yield* fs.makeDirectory(path.dirname(input.file), { recursive: true })
-      yield* fs.writeFileString(temp, text, { mode: 0o600 })
-      yield* fs.rename(temp, input.file)
-    }).pipe(
-      Effect.as(undefined),
-      Effect.catchCause((cause) => Effect.succeed(cause)),
-      Effect.ensuring(fs.remove(temp).pipe(Effect.ignore)),
-    )
-    return cause === undefined ? { info } : { info, cause }
-  })
-
-  if (yield* fs.exists(input.file).pipe(Effect.orElseSucceed(() => false))) {
-    const text = yield* fs.readFileString(input.file)
-    const errors: ParseError[] = []
-    const value: any = parse(text, errors, { allowTrailingComma: true })
-    if (errors.length) return
-    const config = Option.getOrUndefined(decodeRecord(value))
-    if (config === undefined) return
-    const keybinds = Option.getOrUndefined(decodeRecord(config.keybinds))
-    if (keybinds === undefined) return
-    const deduped = findKeybindObjects(text)
-      .slice(0, -1)
-      .reduce((text) => {
-        const property = findKeybindObjects(text)[0]
-        return property === undefined ? text : removeProperty(text, property)
-      }, text)
-    const updated = Object.keys(keybinds).reduce((text, name) => {
-      const target =
-        TuiKeybind.CommandMap[name as keyof typeof TuiKeybind.CommandMap] ??
-        (name in Definitions || LegacyKeybindTargets.has(name) ? name : undefined)
-      if (target === undefined) return text
-      const properties = findKeybindProperties(text, name)
-      if (!properties.length) return text
-      const remove = !(target in Definitions) || (target !== name && target in keybinds)
-      // The parser gives the final duplicate precedence, so remove earlier properties before renaming it.
-      const updated = properties.slice(0, remove ? properties.length : -1).reduce((text) => {
-        const property = findKeybindProperties(text, name)[0]
-        return property === undefined ? text : removeProperty(text, property)
-      }, text)
-      if (remove) return updated
-      if (target === name) return updated
-      const key = findKeybindProperties(updated, name)[0]?.children?.[0]
-      if (key === undefined) return text
-      return updated.slice(0, key.offset) + JSON.stringify(target) + updated.slice(key.offset + key.length)
-    }, deduped)
-    if (updated === text) return
-    const updatedErrors: ParseError[] = []
-    const info = Option.getOrUndefined(decodeInfo(parse(updated, updatedErrors, { allowTrailingComma: true })))
-    if (updatedErrors.length || info === undefined) return
-    return yield* persist(updated, info)
-  }
 
   const legacyValue = yield* readJson(path.join(input.config, "tui.json"))
   const legacy = Option.getOrUndefined(decodeV1(legacyValue))
@@ -81,59 +23,19 @@ export const run = Effect.fn("cli.config.migrate")(function* (input: {
   const migrated = migrateV1(legacy, kv ?? {})
   if (!Object.keys(migrated).length) return
 
-  const result = yield* persist(JSON.stringify(migrated, null, 2) + "\n", migrated)
+  const temp = input.file + ".tmp"
-  if (result.cause === undefined)
+  yield* fs.makeDirectory(path.dirname(input.file), { recursive: true })
-    yield* Effect.logInfo("migrated cli config", {
+  yield* fs.writeFileString(temp, JSON.stringify(migrated, null, 2) + "\n", { mode: 0o600 })
-      from: [
+  yield* fs.rename(temp, input.file)
-        legacyValue === undefined ? undefined : path.join(input.config, "tui.json"),
+  yield* Effect.logInfo("migrated cli config", {
-        kv === undefined ? undefined : path.join(input.state, "kv.json"),
+    from: [
-      ].filter(Boolean),
+      legacyValue === undefined ? undefined : path.join(input.config, "tui.json"),
-      to: input.file,
+      kv === undefined ? undefined : path.join(input.state, "kv.json"),
-    })
+    ].filter(Boolean),
-  return result
+    to: input.file,
+  })
 })
 
-function findKeybindProperties(text: string, name: string) {
-  const keybinds = findKeybindObjects(text).at(-1)?.children?.[1]
-  return keybinds?.children?.filter((property) => property.children?.[0]?.value === name) ?? []
-}
-
-function findKeybindObjects(text: string) {
-  const tree = parseTree(text)
-  if (tree === undefined) return []
-  return tree.children?.filter((property) => property.children?.[0]?.value === "keybinds") ?? []
-}
-
-function removeProperty(text: string, property: Node) {
-  const properties = property.parent?.children ?? []
-  const index = properties.indexOf(property)
-  const end = property.offset + property.length
-  const next = properties[index + 1]
-  if (next) {
-    const comma = findComma(text, end, next.offset)
-    if (comma !== undefined) return text.slice(0, property.offset) + text.slice(end, comma) + text.slice(comma + 1)
-  }
-  const previous = properties[index - 1]
-  if (previous) {
-    const comma = findComma(text, previous.offset + previous.length, property.offset)
-    if (comma !== undefined) return text.slice(0, comma) + text.slice(comma + 1, property.offset) + text.slice(end)
-  }
-  const comma = findComma(text, end, (property.parent?.offset ?? 0) + (property.parent?.length ?? 0))
-  if (comma !== undefined) return text.slice(0, property.offset) + text.slice(end, comma) + text.slice(comma + 1)
-  return text.slice(0, property.offset) + text.slice(end)
-}
-
-function findComma(text: string, start: number, end: number) {
-  const scanner = createScanner(text, false)
-  scanner.setPosition(start)
-  while (true) {
-    scanner.scan()
-    const offset = scanner.getTokenOffset()
-    if (scanner.getTokenLength() === 0 || offset >= end) return
-    if (text[offset] === ",") return offset
-  }
-}
-
 export function migrateV1(legacy: TuiConfigV1.Info | undefined, kv: Record<string, any>): Info {
   const plugins = [
     ...(legacy?.plugin?.map((plugin) =>
@@ -147,16 +49,6 @@ export function migrateV1(legacy: TuiConfigV1.Info | undefined, kv: Record<strin
   const diffView = kv.diff_viewer_view ?? (legacy?.diff_style === "stacked" ? "unified" : undefined)
   const thinking =
     kv.thinking_mode ?? (kv.thinking_visibility === undefined ? undefined : kv.thinking_visibility ? "show" : "hide")
-  const keybinds =
-    legacy?.keybinds === undefined
-      ? undefined
-      : Object.fromEntries(
-          Object.entries(legacy.keybinds).flatMap(([name, value]) => {
-            const target = TuiKeybind.CommandMap[name as keyof typeof TuiKeybind.CommandMap] ?? name
-            if (!(target in Definitions)) return []
-            return [[target, value]]
-          }),
-        )
 
   return {
     ...(themeName !== undefined || themeMode !== undefined
@@ -167,7 +59,7 @@ export function migrateV1(legacy: TuiConfigV1.Info | undefined, kv: Record<strin
           },
         }
       : {}),
-    ...(keybinds === undefined ? {} : { keybinds }),
+    ...(legacy?.keybinds === undefined ? {} : { keybinds: legacy.keybinds }),
     ...(plugins.length ? { plugins } : {}),
     ...(legacy?.leader_timeout === undefined ? {} : { leader: { timeout: legacy.leader_timeout } }),
     ...(legacy?.scroll_speed === undefined && legacy?.scroll_acceleration?.enabled === undefined

packages/cli/src/run/noninteractive.ts

@@ -195,8 +195,8 @@ export async function runNonInteractivePrompt(input: Input) {
       if (!("sessionID" in event.data) || event.data.sessionID !== input.sessionID) continue
       const time = toMillis("created" in event ? event.created : undefined)
 
-      if (event.type === "session.inbox.delivered") {
+      if (event.type === "session.input.promoted") {
-        if (event.data.inboxID === messageID) {
+        if (event.data.inputID === messageID) {
           promoted = true
           prePromotionError = undefined
           continue

packages/cli/test/acp/event-behavior.test.ts

@@ -22,8 +22,8 @@ describe("acp event behavior", () => {
             delta: "before admission",
           }),
         )
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_b", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_b", inputID: id }))
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_a", inboxID: "input_other" }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_a", inputID: "input_other" }))
         send(
           ephemeralEvent("session.text.delta", {
             sessionID: "ses_a",
@@ -32,7 +32,7 @@ describe("acp event behavior", () => {
             delta: "wrong input",
           }),
         )
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_a", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_a", inputID: id }))
         send(
           ephemeralEvent("session.text.delta", {
             sessionID: "ses_b",
@@ -68,7 +68,7 @@ describe("acp event behavior", () => {
         fixture,
         connection: recordingConnection(updates),
         sessionID: "ses_a",
-        inboxID: "input_a",
+        inputID: "input_a",
       })
 
       expect(fixture.requests.slice(0, 2).map((request) => request.path)).toEqual([
@@ -99,7 +99,7 @@ describe("acp event behavior", () => {
     const updates: SessionUpdateParams[] = []
     const fixture = createSseFixture({
       async onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_order", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_order", inputID: id }))
         send(
           ephemeralEvent("session.reasoning.delta", {
             sessionID: "ses_order",
@@ -148,7 +148,7 @@ describe("acp event behavior", () => {
       },
       requestPermission: async () => ({ outcome: { outcome: "cancelled" } }),
     } satisfies Connection
-    const result = turn({ fixture, connection, sessionID: "ses_order", inboxID: "input_order" })
+    const result = turn({ fixture, connection, sessionID: "ses_order", inputID: "input_order" })
 
     try {
       await withTimeout(firstUpdate.promise, "first ordered update was not delivered")
@@ -195,7 +195,7 @@ describe("acp event behavior", () => {
     const updates: SessionUpdateParams[] = []
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_parent", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_parent", inputID: id }))
         send(
           durableEvent("session.created", {
             sessionID: "ses_child",
@@ -240,7 +240,7 @@ describe("acp event behavior", () => {
         fixture,
         connection: recordingConnection(updates),
         sessionID: "ses_parent",
-        inboxID: "input_parent",
+        inputID: "input_parent",
       })
 
       expect(updates.map((item) => [item.sessionId, item.update.sessionUpdate])).toEqual([
@@ -276,7 +276,7 @@ describe("acp event behavior", () => {
     const completed = Promise.withResolvers<void>()
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_parent", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_parent", inputID: id }))
         send(
           durableEvent("session.created", {
             sessionID: "ses_background",
@@ -292,7 +292,7 @@ describe("acp event behavior", () => {
         fixture,
         connection: recordingConnection(updates),
         sessionID: "ses_parent",
-        inboxID: "input_parent",
+        inputID: "input_parent",
         childSessionUpdate: async (update) => {
           childUpdates.push(update)
           if (update.type === "status" && update.status === "completed") completed.resolve()
@@ -370,7 +370,7 @@ describe("acp event behavior", () => {
     const updates: SessionUpdateParams[] = []
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_tools", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_tools", inputID: id }))
         send(
           durableEvent("session.tool.input.started", {
             sessionID: "ses_tools",
@@ -460,7 +460,7 @@ describe("acp event behavior", () => {
         fixture,
         connection: recordingConnection(updates),
         sessionID: "ses_tools",
-        inboxID: "input_tools",
+        inputID: "input_tools",
       })
 
       expect(
@@ -597,7 +597,7 @@ describe("acp event behavior", () => {
     const control: TurnControl = { cancelled: false, admission: new AbortController() }
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_cancel", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_cancel", inputID: id }))
       },
       onInterrupt({ sessionID, send }) {
         send(durableEvent("session.execution.interrupted", { sessionID, reason: "user" }))
@@ -680,7 +680,7 @@ describe("acp event behavior", () => {
   test("cancels unsupported session forms so execution can continue", async () => {
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_form", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_form", inputID: id }))
         send(
           ephemeralEvent("form.created", {
             form: {
@@ -704,7 +704,7 @@ describe("acp event behavior", () => {
         fixture,
         connection: recordingConnection([]),
         sessionID: "ses_form",
-        inboxID: "input_form",
+        inputID: "input_form",
       })
 
       expect(response.stopReason).toBe("end_turn")
@@ -730,7 +730,7 @@ function turn(input: {
   readonly fixture: Fixture
   readonly connection: Connection
   readonly sessionID: string
-  readonly inboxID: string
+  readonly inputID: string
   readonly childSessionUpdate?: (update: ChildSessionUpdate) => Promise<void>
 }) {
   return streamTurn({
@@ -738,12 +738,12 @@ function turn(input: {
     connection: input.connection,
     sessionID: input.sessionID,
     cwd: "/workspace",
-    start: { type: "input", id: input.inboxID },
+    start: { type: "input", id: input.inputID },
     writeTextFile: false,
     control: { cancelled: false, admission: new AbortController() },
     childSessionUpdate: input.childSessionUpdate,
     submit: (signal) =>
-      input.fixture.client.session.prompt({ sessionID: input.sessionID, id: input.inboxID, text: "hello" }, { signal }),
+      input.fixture.client.session.prompt({ sessionID: input.sessionID, id: input.inputID, text: "hello" }, { signal }),
   })
 }
 

packages/cli/test/acp/event.test.ts

@@ -34,8 +34,8 @@ test("acp prompt resolves after ordered turn updates", async () => {
           send(events, {
             id: "evt_promoted",
             created: 1,
-            type: "session.inbox.delivered",
+            type: "session.input.promoted",
-            data: { sessionID: "ses_test", inboxID: id },
+            data: { sessionID: "ses_test", inputID: id },
           })
           send(events, {
             id: "evt_text",

packages/cli/test/acp/permission-behavior.test.ts

@@ -38,7 +38,7 @@ describe("acp permission behavior", () => {
     const permissionRequests: RequestPermissionRequest[] = []
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_allow", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_allow", inputID: id }))
         send(
           permissionAsked("ses_allow", "perm_once", {
             action: "shell",
@@ -112,7 +112,7 @@ describe("acp permission behavior", () => {
     const permissionRequests: RequestPermissionRequest[] = []
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_external", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_external", inputID: id }))
         send(
           permissionAsked("ses_external", "perm_external", {
             action: "external_directory",
@@ -157,7 +157,7 @@ describe("acp permission behavior", () => {
     const permissionRequests: RequestPermissionRequest[] = []
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_parent", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_parent", inputID: id }))
         send(
           durableEvent("session.created", {
             sessionID: "ses_child",
@@ -219,7 +219,7 @@ describe("acp permission behavior", () => {
     const writes: Parameters<AgentSideConnection["writeTextFile"]>[0][] = []
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_edit", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_edit", inputID: id }))
         send(
           durableEvent("session.tool.input.started", {
             sessionID: "ses_edit",
@@ -309,7 +309,7 @@ describe("acp permission behavior", () => {
     const writes: Parameters<AgentSideConnection["writeTextFile"]>[0][] = []
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_patch", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_patch", inputID: id }))
         send(
           durableEvent("session.tool.input.started", {
             sessionID: "ses_patch",
@@ -389,7 +389,7 @@ describe("acp permission behavior", () => {
   test("rejects explicit rejection, cancellation, and permission UI failure", async () => {
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_reject", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_reject", inputID: id }))
         send(permissionAsked("ses_reject", "perm_selected_reject"))
         send(permissionAsked("ses_reject", "perm_cancelled"))
         send(permissionAsked("ses_reject", "perm_failed"))
@@ -426,7 +426,7 @@ describe("acp permission behavior", () => {
     const permissionRequests: RequestPermissionRequest[] = []
     const fixture = createSseFixture({
       onPrompt({ id, send }) {
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_serial", inboxID: id }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_serial", inputID: id }))
         send(permissionAsked("ses_serial", "perm_1"))
         send(permissionAsked("ses_serial", "perm_2"))
         send(durableEvent("session.execution.succeeded", { sessionID: "ses_serial" }))
@@ -477,8 +477,8 @@ describe("acp permission behavior", () => {
         const blockedID = promptIDs.get("ses_blocked")
         const freeID = promptIDs.get("ses_free")
         if (!blockedID || !freeID) throw new Error("both permission test prompts must be registered")
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_blocked", inboxID: blockedID }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_blocked", inputID: blockedID }))
-        send(durableEvent("session.inbox.delivered", { sessionID: "ses_free", inboxID: freeID }))
+        send(durableEvent("session.input.promoted", { sessionID: "ses_free", inputID: freeID }))
         send(permissionAsked("ses_blocked", "perm_blocked"))
         send(
           ephemeralEvent("session.text.delta", {
@@ -538,16 +538,16 @@ describe("acp permission behavior", () => {
   })
 })
 
-function startTurn(fixture: Fixture, connection: Connection, sessionID: string, inboxID: string, cwd = "/workspace") {
+function startTurn(fixture: Fixture, connection: Connection, sessionID: string, inputID: string, cwd = "/workspace") {
   return streamTurn({
     client: fixture.client,
     connection,
     sessionID,
     cwd,
-    start: { type: "input", id: inboxID },
+    start: { type: "input", id: inputID },
     writeTextFile: true,
     control: { cancelled: false, admission: new AbortController() },
-    submit: (signal) => fixture.client.session.prompt({ sessionID, id: inboxID, text: "hello" }, { signal }),
+    submit: (signal) => fixture.client.session.prompt({ sessionID, id: inputID, text: "hello" }, { signal }),
   })
 }
 

packages/cli/test/acp/service-usage.test.ts

@@ -15,8 +15,8 @@ describe("acp service prompt routing and usage", () => {
           const id = requestID(request)
           completeTurn(context, "ses_routes", {
             id: `evt_${id}`,
-            type: "session.inbox.delivered",
+            type: "session.input.promoted",
-            data: { sessionID: "ses_routes", inboxID: id },
+            data: { sessionID: "ses_routes", inputID: id },
           })
           return Response.json({ data: {} })
         }
@@ -33,8 +33,8 @@ describe("acp service prompt routing and usage", () => {
           const id = requestID(request)
           completeTurn(context, "ses_routes", {
             id: `evt_${id}`,
-            type: "session.inbox.delivered",
+            type: "session.compaction.admitted",
-            data: { sessionID: "ses_routes", inboxID: id },
+            data: { sessionID: "ses_routes", inputID: id },
           })
           return Response.json({ data: {} })
         }
@@ -95,8 +95,8 @@ describe("acp service prompt routing and usage", () => {
           const id = requestID(request)
           context.send({
             id: `evt_${id}`,
-            type: "session.inbox.delivered",
+            type: "session.input.promoted",
-            data: { sessionID: "ses_usage", inboxID: id },
+            data: { sessionID: "ses_usage", inputID: id },
           })
           context.send({
             id: "evt_step",
@@ -189,8 +189,8 @@ describe("acp service prompt routing and usage", () => {
           const id = requestID(request)
           context.send({
             id: `evt_${id}`,
-            type: "session.inbox.delivered",
+            type: "session.input.promoted",
-            data: { sessionID: "ses_usage_failure", inboxID: id },
+            data: { sessionID: "ses_usage_failure", inputID: id },
           })
           context.send({
             id: "evt_step_failure",

packages/cli/test/config.test.ts

@@ -1,9 +1,7 @@
 import { NodeFileSystem } from "@effect/platform-node"
-import { Flock } from "@opencode-ai/util/flock"
 import { Global } from "@opencode-ai/util/global"
-import { Effect, FileSystem, Option } from "effect"
+import { Effect } from "effect"
 import { expect, test } from "bun:test"
-import { parse } from "jsonc-parser"
 import path from "path"
 import { Config } from "../src/config"
 
@@ -23,14 +21,7 @@ test("migrates tui and kv config into cli.json", async () => {
     path.join(directory, "tui.json"),
     JSON.stringify({
       theme: "legacy",
-      keybinds: {
+      keybinds: { leader: "ctrl+o" },
-        leader: "ctrl+o",
-        app_exit: "ctrl+q",
-        app_heap_snapshot: "ctrl+h",
-        input_paste: { key: "ctrl+v", preventDefault: false },
-        session_delete: false,
-        "dialog.select.next": "ctrl+n",
-      },
       plugin: [["example", { mode: "safe" }]],
       plugin_enabled: { disabled: false },
       leader_timeout: 500,
@@ -74,13 +65,7 @@ test("migrates tui and kv config into cli.json", async () => {
 
     expect(config).toMatchObject({
       theme: { name: "legacy", mode: "light" },
-      keybinds: {
+      keybinds: { leader: "ctrl+o" },
-        leader: "ctrl+o",
-        "app.exit": "ctrl+q",
-        "prompt.paste": { key: "ctrl+v", preventDefault: false },
-        "session.delete": false,
-        "dialog.select.next": "ctrl+n",
-      },
       plugins: [{ package: "example", options: { mode: "safe" } }, "-disabled"],
       leader: { timeout: 500 },
       scroll: { speed: 2, acceleration: true },
@@ -95,13 +80,7 @@ test("migrates tui and kv config into cli.json", async () => {
     expect(config).not.toHaveProperty("skipped_version")
     expect(config).not.toHaveProperty("which_key")
     expect(config).not.toHaveProperty("hints")
-    expect((await Bun.file(path.join(directory, "cli.json")).json()).keybinds).toEqual({
+    expect((await Bun.file(path.join(directory, "cli.json")).json()).keybinds).toEqual({ leader: "ctrl+o" })
-      leader: "ctrl+o",
-      "app.exit": "ctrl+q",
-      "prompt.paste": { key: "ctrl+v", preventDefault: false },
-      "session.delete": false,
-      "dialog.select.next": "ctrl+n",
-    })
     expect(await Bun.file(path.join(directory, "cli.json")).exists()).toBe(true)
     expect(await Bun.file(path.join(directory, "tui.json")).exists()).toBe(true)
     expect(await Bun.file(path.join(directory, "kv.json")).exists()).toBe(true)
@@ -162,257 +141,6 @@ test("preserves legacy cursor settings", async () => {
   }
 })
 
-test("migrates legacy keybind names in an existing cli.json", async () => {
-  const directory = await Bun.$`mktemp -d`.text().then((value) => value.trim())
-  const file = path.join(directory, "cli.json")
-  await Bun.write(
-    file,
-    `{
-  // Preserve this comment
-  "keybinds": {
-    // Session list shortcut
-    "session_list": "ctrl+l",
-    "app_heap_snapshot": "ctrl+h",
-    // Legacy delete shortcut
-    "session_delete": "ctrl+d",
-    // Canonical delete shortcut
-    "session.delete": "ctrl+x",
-    "app.heap_snapshot": "ctrl+shift+h"
-  }
-}
-`,
-  )
-
-  try {
-    const config = await run(
-      directory,
-      Effect.gen(function* () {
-        const service = yield* Config.Service
-        return yield* service.get()
-      }),
-    )
-
-    expect(config.keybinds).toEqual({
-      "session.list": "ctrl+l",
-      "session.delete": "ctrl+x",
-    })
-    const text = await Bun.file(file).text()
-    expect(text).toContain("// Preserve this comment")
-    expect(text).toContain("// Session list shortcut")
-    expect(text).toContain("// Legacy delete shortcut")
-    expect(text).toContain("// Canonical delete shortcut")
-    expect(parse(text).keybinds).toEqual({
-      "session.list": "ctrl+l",
-      "session.delete": "ctrl+x",
-    })
-  } finally {
-    await Bun.$`rm -rf ${directory}`
-  }
-})
-
-test("uses migrated keybinds when persistence fails", async () => {
-  const directory = await Bun.$`mktemp -d`.text().then((value) => value.trim())
-  const file = path.join(directory, "cli.json")
-  await Bun.write(file, `{"keybinds":{"session_list":"ctrl+l"}}`)
-  const node = await Effect.runPromise(FileSystem.FileSystem.pipe(Effect.provide(NodeFileSystem.layer)))
-  const fs = new Proxy(node, {
-    get(target, property, receiver) {
-      if (property === "rename") return () => Effect.die(new Error("read-only config"))
-      return Reflect.get(target, property, receiver)
-    },
-  })
-
-  try {
-    const config = await Effect.runPromise(
-      Effect.gen(function* () {
-        const service = yield* Config.Service
-        return yield* service.get()
-      }).pipe(
-        Effect.provide(Config.layer),
-        Effect.provide(Global.layerWith({ config: directory, state: directory })),
-        Effect.provideService(FileSystem.FileSystem, fs),
-      ),
-    )
-
-    expect(config.keybinds).toEqual({ "session.list": "ctrl+l" })
-    expect(await Bun.file(file).json()).toEqual({ keybinds: { session_list: "ctrl+l" } })
-    expect(await Array.fromAsync(new Bun.Glob("*.tmp").scan(directory))).toEqual([])
-  } finally {
-    await Bun.$`rm -rf ${directory}`
-  }
-})
-
-test("preserves the effective value when migrating duplicate legacy keybinds", async () => {
-  const directory = await Bun.$`mktemp -d`.text().then((value) => value.trim())
-  const file = path.join(directory, "cli.json")
-  await Bun.write(file, `{"keybinds":{"session_delete":"ctrl+a","session_delete":"ctrl+b"}}`)
-
-  try {
-    const config = await run(
-      directory,
-      Effect.gen(function* () {
-        const service = yield* Config.Service
-        return yield* service.get()
-      }),
-    )
-
-    expect(config.keybinds).toEqual({ "session.delete": "ctrl+b" })
-    expect(parse(await Bun.file(file).text()).keybinds).toEqual({ "session.delete": "ctrl+b" })
-  } finally {
-    await Bun.$`rm -rf ${directory}`
-  }
-})
-
-test("migrates and updates the effective duplicate top-level keybinds", async () => {
-  const directory = await Bun.$`mktemp -d`.text().then((value) => value.trim())
-  const file = path.join(directory, "cli.json")
-  await Bun.write(file, `{"keybinds":{"session_delete":"first"},"keybinds":{"session_delete":"last"}}`)
-
-  try {
-    const config = await run(
-      directory,
-      Effect.gen(function* () {
-        const service = yield* Config.Service
-        expect((yield* service.get()).keybinds).toEqual({ "session.delete": "last" })
-        return yield* service.update((draft) => {
-          draft.keybinds = { ...draft.keybinds, "session.delete": "changed" }
-        })
-      }),
-    )
-
-    expect(config.keybinds).toEqual({ "session.delete": "changed" })
-    expect(parse(await Bun.file(file).text()).keybinds).toEqual({ "session.delete": "changed" })
-  } finally {
-    await Bun.$`rm -rf ${directory}`
-  }
-})
-
-test("serializes migration and updates across processes", async () => {
-  const directory = await Bun.$`mktemp -d`.text().then((value) => value.trim())
-  const file = path.join(directory, "cli.json")
-  const started = path.join(directory, "started")
-  const release = path.join(directory, "release")
-  const migrateReady = path.join(directory, "migrate-ready")
-  const updateReady = path.join(directory, "update-ready")
-  await Bun.write(file, `{"keybinds":{"session_delete":"ctrl+d"}}`)
-  const worker = path.join(import.meta.dir, "fixture/config-concurrency.ts")
-  const migrate = Bun.spawn([process.execPath, worker, "migrate", directory, started, release, migrateReady], {
-    stdout: "ignore",
-    stderr: "pipe",
-  })
-
-  try {
-    await waitForFile(started, migrate.exited)
-    const update = Bun.spawn([process.execPath, worker, "update", directory, started, release, updateReady], {
-      stdout: "ignore",
-      stderr: "pipe",
-    })
-    try {
-      await waitForFile(updateReady, update.exited)
-      expect(await Promise.race([update.exited.then(() => true), Bun.sleep(500).then(() => false)])).toBe(false)
-      await Bun.write(release, "")
-      const [migrateCode, updateCode] = await Promise.all([migrate.exited, update.exited])
-      expect(await new Response(migrate.stderr).text()).toBe("")
-      expect(await new Response(update.stderr).text()).toBe("")
-      expect([migrateCode, updateCode]).toEqual([0, 0])
-      expect(await Bun.file(file).json()).toEqual({ keybinds: { "session.delete": "ctrl+d" }, mouse: false })
-    } finally {
-      update.kill()
-      await update.exited
-    }
-  } finally {
-    await Bun.write(release, "")
-    migrate.kill()
-    await migrate.exited
-    await Bun.$`rm -rf ${directory}`
-  }
-})
-
-test("config reads remain interruptible while waiting for the file lock", async () => {
-  const directory = await Bun.$`mktemp -d`.text().then((value) => value.trim())
-  const file = path.join(directory, "cli.json")
-  const locks = path.join(directory, "locks")
-  const held = await Flock.acquire(file, { dir: locks })
-
-  try {
-    const service = await Effect.runPromise(
-      Config.Service.pipe(
-        Effect.provide(Config.layer),
-        Effect.provide(Global.layerWith({ config: directory, state: directory })),
-        Effect.provide(NodeFileSystem.layer),
-      ),
-    )
-    const result = Effect.runPromise(service.get().pipe(Effect.timeoutOption("50 millis")))
-    expect(await Promise.race([result, Bun.sleep(250).then(() => "blocked" as const)])).toEqual(Option.none())
-  } finally {
-    await held.release()
-    await Bun.$`rm -rf ${directory}`
-  }
-})
-
-test("updates effective duplicate canonical keybinds", async () => {
-  const directory = await Bun.$`mktemp -d`.text().then((value) => value.trim())
-  const file = path.join(directory, "cli.json")
-  await Bun.write(
-    file,
-    `{"keybinds":{"session.delete":"first","session.delete":"last","permission.mode":"off","permission.mode":"on"}}`,
-  )
-
-  try {
-    const config = await run(
-      directory,
-      Effect.gen(function* () {
-        const service = yield* Config.Service
-        expect((yield* service.get()).keybinds).toEqual({ "session.delete": "last", "permission.mode": "on" })
-        return yield* service.update((draft) => {
-          draft.keybinds = { ...draft.keybinds, "session.delete": "changed", "permission.mode": "changed" }
-        })
-      }),
-    )
-
-    expect(config.keybinds).toEqual({ "session.delete": "changed", "permission.mode": "changed" })
-    expect(parse(await Bun.file(file).text()).keybinds).toEqual({
-      "session.delete": "changed",
-      "permission.mode": "changed",
-    })
-  } finally {
-    await Bun.$`rm -rf ${directory}`
-  }
-})
-
-test("removes orphaned keybinds without deleting trailing comments", async () => {
-  const directory = await Bun.$`mktemp -d`.text().then((value) => value.trim())
-  const file = path.join(directory, "cli.json")
-  await Bun.write(
-    file,
-    `{
-  "keybinds": {
-    "app_heap_snapshot": "ctrl+h" /* Keep legacy explanation */,
-    "app.heap_snapshot": "ctrl+shift+h" /* Keep canonical explanation */,
-  },
-}
-`,
-  )
-
-  try {
-    const config = await run(
-      directory,
-      Effect.gen(function* () {
-        const service = yield* Config.Service
-        return yield* service.get()
-      }),
-    )
-
-    expect(config.keybinds).toEqual({})
-    const text = await Bun.file(file).text()
-    expect(text).toContain("/* Keep legacy explanation */")
-    expect(text).toContain("/* Keep canonical explanation */")
-    expect(parse(text).keybinds).toEqual({})
-  } finally {
-    await Bun.$`rm -rf ${directory}`
-  }
-})
-
 test("updates a config draft while preserving JSONC comments", async () => {
   const directory = await Bun.$`mktemp -d`.text().then((value) => value.trim())
   await Bun.write(path.join(directory, "cli.json"), '{\n  // Keep this comment\n  "animations": true\n}\n')
@@ -439,15 +167,3 @@ test("updates a config draft while preserving JSONC comments", async () => {
     await Bun.$`rm -rf ${directory}`
   }
 })
-
-async function waitForFile(file: string, exited: Promise<number>) {
-  const found = await Promise.race([
-    (async () => {
-      while (!(await Bun.file(file).exists())) await Bun.sleep(10)
-      return true
-    })(),
-    exited.then(() => false),
-    Bun.sleep(5000).then(() => false),
-  ])
-  if (!found) throw new Error(`timed out waiting for ${file}`)
-}

packages/cli/test/fixture/config-concurrency.ts

@@ -1,42 +0,0 @@
-import { NodeFileSystem } from "@effect/platform-node"
-import { Global } from "@opencode-ai/util/global"
-import { Effect, FileSystem } from "effect"
-import { Config } from "../../src/config"
-
-const [mode, directory, started, release, ready] = process.argv.slice(2)
-if (!mode || !directory || !started || !release || !ready) throw new Error("missing config concurrency arguments")
-if (mode !== "migrate" && mode !== "update") throw new Error(`unknown mode: ${mode}`)
-
-const node = await Effect.runPromise(FileSystem.FileSystem.pipe(Effect.provide(NodeFileSystem.layer)))
-const state = { writes: 0 }
-const writeFileString: FileSystem.FileSystem["writeFileString"] = (target, data, options) => {
-  state.writes++
-  if (mode !== "migrate" || state.writes !== 1) return node.writeFileString(target, data, options)
-  return Effect.gen(function* () {
-    yield* Effect.promise(() => Bun.write(started, ""))
-    while (!(yield* Effect.promise(() => Bun.file(release).exists()))) yield* Effect.sleep("10 millis")
-    yield* node.writeFileString(target, data, options)
-  })
-}
-const fs = new Proxy(node, {
-  get(target, property, receiver) {
-    if (property === "writeFileString") return writeFileString
-    return Reflect.get(target, property, receiver)
-  },
-})
-const service = await Effect.runPromise(
-  Config.Service.pipe(
-    Effect.provide(Config.layer),
-    Effect.provide(Global.layerWith({ config: directory, state: directory })),
-    Effect.provideService(FileSystem.FileSystem, fs),
-  ),
-)
-
-await Bun.write(ready, "")
-if (mode === "migrate") await Effect.runPromise(service.get())
-if (mode === "update")
-  await Effect.runPromise(
-    service.update((draft) => {
-      draft.mouse = false
-    }),
-  )

packages/cli/test/mini-config.test.ts

@@ -1,69 +0,0 @@
-import { NodeFileSystem } from "@effect/platform-node"
-import { Global } from "@opencode-ai/util/global"
-import { Effect, Option } from "effect"
-import { expect, mock, test } from "bun:test"
-import { mkdir, rm } from "node:fs/promises"
-import path from "node:path"
-import { Config } from "../src/config"
-import type { MiniCommandInput } from "../src/mini"
-import { OPENCODE_VERSION } from "../src/version"
-
-test("mini handler passes resolved CLI keybinds to the runtime", async () => {
-  const root = await Bun.$`mktemp -d`.text().then((value) => value.trim())
-  const configDirectory = path.join(root, "config")
-  const stateDirectory = path.join(root, "state")
-  await mkdir(configDirectory, { recursive: true })
-  await Bun.write(
-    path.join(configDirectory, "cli.json"),
-    JSON.stringify({
-      keybinds: { "composer.subagent.interrupt": "ctrl+i" },
-      leader: { timeout: 321 },
-    }),
-  )
-  let received: MiniCommandInput["tuiConfig"]
-  const mini = await import("../src/mini")
-  mock.module("../src/mini", () => ({
-    ...mini,
-    validateMiniTerminal() {},
-    runMini(input: Pick<MiniCommandInput, "tuiConfig">) {
-      received = input.tuiConfig
-      return Promise.resolve()
-    },
-  }))
-  const handler = (await import("../src/commands/handlers/mini")).default
-  const server = Bun.serve({
-    port: 0,
-    fetch: () => Response.json({ healthy: true, version: OPENCODE_VERSION, pid: process.pid }),
-  })
-
-  try {
-    await Effect.runPromise(
-      handler({
-        server: Option.some(server.url.toString()),
-        standalone: false,
-        continue: false,
-        session: Option.none(),
-        fork: false,
-        replay: true as never,
-        replayLimit: Option.none(),
-        model: Option.none(),
-        agent: Option.none(),
-        prompt: Option.none(),
-        demo: false,
-      }).pipe(
-        Effect.provide(Config.layer),
-        Effect.provide(Global.layerWith({ config: configDirectory, state: stateDirectory })),
-        Effect.provide(NodeFileSystem.layer),
-        Effect.scoped,
-      ),
-    )
-
-    const config = await received
-    expect(config?.leader.timeout).toBe(321)
-    expect(config?.keybinds.get("composer.subagent.interrupt")).toMatchObject([{ key: "ctrl+i" }])
-  } finally {
-    server.stop(true)
-    mock.restore()
-    await rm(root, { recursive: true, force: true })
-  }
-})

packages/cli/test/run/noninteractive.test.ts

@@ -28,13 +28,13 @@ function formCreated(info: FormInfo, eventLocation = location): V2Event {
   return { id: `evt_${info.id}`, created: 0, type: "form.created", location: eventLocation, data: { form: info } }
 }
 
-function prompted(inboxID: string): V2Event {
+function prompted(inputID: string): V2Event {
   return {
     id: "evt_prompted",
     created: 0,
-    type: "session.inbox.delivered",
+    type: "session.input.promoted",
     durable: { aggregateID: "ses_1", seq: 0, version: 1 },
-    data: { sessionID: "ses_1", inboxID },
+    data: { sessionID: "ses_1", inputID },
   }
 }
 
@@ -98,9 +98,9 @@ function executionFailed(message: string): V2Event {
   }
 }
 
-function failedTool(inboxID: string): V2Event[] {
+function failedTool(inputID: string): V2Event[] {
   return [
-    prompted(inboxID),
+    prompted(inputID),
     {
       id: "evt_failed_tool_input",
       created: 1,
@@ -156,10 +156,10 @@ function failedTool(inboxID: string): V2Event[] {
   ]
 }
 
-function successfulGrep(inboxID: string): V2Event[] {
+function successfulGrep(inputID: string): V2Event[] {
   const text = "Found 2 matches\n/src/a.ts:\n  Line 1: needle\n/src/b.ts:\n  Line 2: needle"
   return [
-    prompted(inboxID),
+    prompted(inputID),
     {
       id: "evt_grep_input",
       created: 1,
@@ -206,7 +206,7 @@ function successfulGrep(inboxID: string): V2Event[] {
 // Runs one non-interactive prompt against a mocked SDK. `turn` produces the
 // live events the prompt admission triggers, keyed by the generated message ID.
 async function run(input: {
-  turn: (inboxID: string) => V2Event[]
+  turn: (inputID: string) => V2Event[]
   pendingForms?: FormInfo[]
   attached?: boolean
   format?: "default" | "json"
@@ -214,7 +214,7 @@ async function run(input: {
   cancel?: (input: { sessionID: string; formID: string }) => Promise<void>
   renderTool?: (part: SessionMessageAssistantTool) => Promise<void>
   renderToolError?: (part: SessionMessageAssistantTool) => Promise<void>
-  messages?: (inboxID: string) => SessionMessageInfo[]
+  messages?: (inputID: string) => SessionMessageInfo[]
   wait?: () => Promise<void>
   terminalDelay?: number
 }) {
@@ -515,7 +515,7 @@ describe("runNonInteractivePrompt", () => {
     const rendered: SessionMessageAssistantTool[] = []
     const failed: SessionMessageAssistantTool[] = []
     await capture({
-      turn: (inboxID) => failedTool(inboxID).filter((event) => event.type !== "session.tool.progress"),
+      turn: (inputID) => failedTool(inputID).filter((event) => event.type !== "session.tool.progress"),
       renderTool: (part) => {
         rendered.push(part)
         return Promise.resolve()

packages/client/script/build.ts

@@ -30,7 +30,7 @@ import { Reference } from "@opencode-ai/schema/reference"
 import { AbsolutePath, PositiveInt, RelativePath } from "@opencode-ai/schema/schema"
 import { Session } from "@opencode-ai/schema/session"
 import { SessionMessage } from "@opencode-ai/schema/session-message"
-import { SessionInbox } from "@opencode-ai/schema/session-inbox"
+import { SessionPending } from "@opencode-ai/schema/session-pending"
 import { Shell } from "@opencode-ai/schema/shell"
 import { Skill } from "@opencode-ai/schema/skill"
 import { Vcs } from "@opencode-ai/schema/vcs"
@@ -69,7 +69,7 @@ const effectTypeReferences = [
   ...namespaceTypes("Reference", "@opencode-ai/schema/reference", Reference),
   ...namespaceTypes("Session", "@opencode-ai/schema/session", Session),
   ...namespaceTypes("SessionMessage", "@opencode-ai/schema/session-message", SessionMessage),
-  ...namespaceTypes("SessionInbox", "@opencode-ai/schema/session-inbox", SessionInbox),
+  ...namespaceTypes("SessionPending", "@opencode-ai/schema/session-pending", SessionPending),
   ...namespaceTypes("Shell", "@opencode-ai/schema/shell", Shell),
   ...namespaceTypes("Skill", "@opencode-ai/schema/skill", Skill),
   ...namespaceTypes("Vcs", "@opencode-ai/schema/vcs", Vcs),

packages/client/src/effect/api/api.ts

@@ -11,9 +11,9 @@ import type { RelativePath } from "@opencode-ai/schema/schema"
 import type { Brand } from "effect"
 import type { Model } from "@opencode-ai/schema/model"
 import type { SessionMessage } from "@opencode-ai/schema/session-message"
-import type { SessionInbox } from "@opencode-ai/schema/session-inbox"
 import type { PromptInput } from "@opencode-ai/schema/prompt-input"
 import type { AgentAttachment } from "@opencode-ai/schema/prompt"
+import type { SessionPending } from "@opencode-ai/schema/session-pending"
 import type { Skill } from "@opencode-ai/schema/skill"
 import type { Event } from "@opencode-ai/schema/event"
 import type { InstructionEntry } from "@opencode-ai/schema/instruction-entry"
@@ -170,7 +170,6 @@ export type Endpoint5_11Input = {
   readonly sessionID: Session.ID
   readonly directory: AbsolutePath
   readonly workspaceID?: Workspace.ID | undefined
-  readonly delivery?: SessionInbox.Delivery | undefined
 }
 export type Endpoint5_11Output = void
 export type SessionMoveOperation<E = never> = (input: Endpoint5_11Input) => Effect.Effect<Endpoint5_11Output, E>
@@ -183,10 +182,10 @@ export type Endpoint5_12Input = {
   readonly agents?: ReadonlyArray<AgentAttachment> | undefined
   readonly skills?: ReadonlyArray<PromptInput.SkillAttachment> | undefined
   readonly metadata?: { readonly [x: string]: unknown } | undefined
-  readonly delivery?: SessionInbox.Delivery | undefined
+  readonly delivery?: "steer" | "queue" | undefined
   readonly resume?: boolean | undefined
 }
-export type Endpoint5_12Output = SessionInbox.User
+export type Endpoint5_12Output = SessionPending.User
 export type SessionPromptOperation<E = never> = (input: Endpoint5_12Input) => Effect.Effect<Endpoint5_12Output, E>
 
 export type Endpoint5_13Input = {
@@ -199,10 +198,10 @@ export type Endpoint5_13Input = {
   readonly files?: ReadonlyArray<PromptInput.FileAttachment> | undefined
   readonly agents?: ReadonlyArray<AgentAttachment> | undefined
   readonly skills?: ReadonlyArray<PromptInput.SkillAttachment> | undefined
-  readonly delivery?: SessionInbox.Delivery | undefined
+  readonly delivery?: "steer" | "queue" | undefined
   readonly resume?: boolean | undefined
 }
-export type Endpoint5_13Output = SessionInbox.User
+export type Endpoint5_13Output = SessionPending.User
 export type SessionCommandOperation<E = never> = (input: Endpoint5_13Input) => Effect.Effect<Endpoint5_13Output, E>
 
 export type Endpoint5_14Input = {
@@ -220,10 +219,10 @@ export type Endpoint5_15Input = {
   readonly text: string
   readonly description?: string | undefined
   readonly metadata?: { readonly [x: string]: unknown } | undefined
-  readonly delivery?: SessionInbox.Delivery | undefined
+  readonly delivery?: "steer" | "queue" | undefined
   readonly resume?: boolean | undefined
 }
-export type Endpoint5_15Output = SessionInbox.Synthetic
+export type Endpoint5_15Output = SessionPending.Synthetic
 export type SessionSyntheticOperation<E = never> = (input: Endpoint5_15Input) => Effect.Effect<Endpoint5_15Output, E>
 
 export type Endpoint5_16Input = {
@@ -234,12 +233,8 @@ export type Endpoint5_16Input = {
 export type Endpoint5_16Output = void
 export type SessionShellOperation<E = never> = (input: Endpoint5_16Input) => Effect.Effect<Endpoint5_16Output, E>
 
-export type Endpoint5_17Input = {
+export type Endpoint5_17Input = { readonly sessionID: Session.ID; readonly id?: SessionMessage.ID | undefined }
-  readonly sessionID: Session.ID
+export type Endpoint5_17Output = SessionPending.Compaction
-  readonly id?: SessionMessage.ID | undefined
-  readonly delivery?: SessionInbox.Delivery | undefined
-}
-export type Endpoint5_17Output = SessionInbox.Compaction
 export type SessionCompactOperation<E = never> = (input: Endpoint5_17Input) => Effect.Effect<Endpoint5_17Output, E>
 
 export type Endpoint5_18Input = { readonly sessionID: Session.ID }
@@ -267,20 +262,22 @@ export type Endpoint5_22Output = ReadonlyArray<SessionMessage.Info>
 export type SessionContextOperation<E = never> = (input: Endpoint5_22Input) => Effect.Effect<Endpoint5_22Output, E>
 
 export type Endpoint5_23Input = { readonly sessionID: Session.ID }
-export type Endpoint5_23Output = ReadonlyArray<SessionInbox.Info>
+export type Endpoint5_23Output = ReadonlyArray<SessionPending.Info>
-export type SessionInboxListOperation<E = never> = (input: Endpoint5_23Input) => Effect.Effect<Endpoint5_23Output, E>
+export type SessionPendingListOperation<E = never> = (input: Endpoint5_23Input) => Effect.Effect<Endpoint5_23Output, E>
 
-export type Endpoint5_24Input = { readonly sessionID: Session.ID; readonly inboxID: SessionMessage.ID }
+export type Endpoint5_24Input = { readonly sessionID: Session.ID; readonly inputID: SessionMessage.ID }
 export type Endpoint5_24Output = void
-export type SessionInboxCancelOperation<E = never> = (input: Endpoint5_24Input) => Effect.Effect<Endpoint5_24Output, E>
+export type SessionPendingCancelOperation<E = never> = (
+  input: Endpoint5_24Input,
+) => Effect.Effect<Endpoint5_24Output, E>
 
-export type Endpoint5_25Input = { readonly sessionID: Session.ID; readonly inboxID: SessionMessage.ID }
+export type Endpoint5_25Input = { readonly sessionID: Session.ID; readonly inputID: SessionMessage.ID }
 export type Endpoint5_25Output = void
-export type SessionInboxSteerOperation<E = never> = (input: Endpoint5_25Input) => Effect.Effect<Endpoint5_25Output, E>
+export type SessionPendingSteerOperation<E = never> = (input: Endpoint5_25Input) => Effect.Effect<Endpoint5_25Output, E>
 
-export type Endpoint5_26Input = { readonly sessionID: Session.ID; readonly inboxID: SessionMessage.ID }
+export type Endpoint5_26Input = { readonly sessionID: Session.ID; readonly inputID: SessionMessage.ID }
 export type Endpoint5_26Output = void
-export type SessionInboxQueueOperation<E = never> = (input: Endpoint5_26Input) => Effect.Effect<Endpoint5_26Output, E>
+export type SessionPendingQueueOperation<E = never> = (input: Endpoint5_26Input) => Effect.Effect<Endpoint5_26Output, E>
 
 export type Endpoint5_27Input = { readonly sessionID: Session.ID }
 export type Endpoint5_27Output = ReadonlyArray<InstructionEntry.Info>
@@ -371,7 +368,7 @@ export type Endpoint5_31Output =
           readonly data: {
             readonly sessionID: Session.ID
             readonly location: Location.Ref
-            readonly projectID: Project.ID
+            readonly projectID?: Project.ID | undefined
             readonly subpath?: RelativePath | undefined
           }
         }
@@ -413,45 +410,50 @@ export type Endpoint5_31Output =
           readonly id: Event.ID
           readonly created: DateTime.Utc
           readonly metadata?: { readonly [x: string]: unknown } | undefined
-          readonly type: "session.inbox.delivered"
+          readonly type: "session.input.promoted"
           readonly durable: { readonly aggregateID: string; readonly seq: Event.Seq; readonly version: Event.Version }
           readonly location?: Location.Ref | undefined
-          readonly data: { readonly sessionID: Session.ID; readonly inboxID: SessionMessage.ID }
+          readonly data: { readonly sessionID: Session.ID; readonly inputID: SessionMessage.ID }
         }
       | {
           readonly id: Event.ID
           readonly created: DateTime.Utc
           readonly metadata?: { readonly [x: string]: unknown } | undefined
-          readonly type: "session.inbox.enqueued"
+          readonly type: "session.input.admitted"
           readonly durable: { readonly aggregateID: string; readonly seq: Event.Seq; readonly version: Event.Version }
           readonly location?: Location.Ref | undefined
           readonly data: {
             readonly sessionID: Session.ID
-            readonly inboxID: SessionMessage.ID
+            readonly inputID: SessionMessage.ID
-            readonly item: SessionInbox.Item
+            readonly input: SessionPending.Message
           }
         }
       | {
           readonly id: Event.ID
           readonly created: DateTime.Utc
           readonly metadata?: { readonly [x: string]: unknown } | undefined
-          readonly type: "session.inbox.cancelled"
+          readonly type: "session.input.cancelled"
           readonly durable: { readonly aggregateID: string; readonly seq: Event.Seq; readonly version: Event.Version }
           readonly location?: Location.Ref | undefined
-          readonly data: { readonly sessionID: Session.ID; readonly inboxID: SessionMessage.ID }
+          readonly data: { readonly sessionID: Session.ID; readonly inputID: SessionMessage.ID }
         }
       | {
           readonly id: Event.ID
           readonly created: DateTime.Utc
           readonly metadata?: { readonly [x: string]: unknown } | undefined
-          readonly type: "session.inbox.delivery.changed"
+          readonly type: "session.input.steered"
           readonly durable: { readonly aggregateID: string; readonly seq: Event.Seq; readonly version: Event.Version }
           readonly location?: Location.Ref | undefined
-          readonly data: {
+          readonly data: { readonly sessionID: Session.ID; readonly inputID: SessionMessage.ID }
-            readonly sessionID: Session.ID
+        }
-            readonly inboxID: SessionMessage.ID
+      | {
-            readonly delivery: SessionInbox.Delivery
+          readonly id: Event.ID
-          }
+          readonly created: DateTime.Utc
+          readonly metadata?: { readonly [x: string]: unknown } | undefined
+          readonly type: "session.input.queued"
+          readonly durable: { readonly aggregateID: string; readonly seq: Event.Seq; readonly version: Event.Version }
+          readonly location?: Location.Ref | undefined
+          readonly data: { readonly sessionID: Session.ID; readonly inputID: SessionMessage.ID }
         }
       | {
           readonly id: Event.ID
@@ -812,6 +814,15 @@ export type Endpoint5_31Output =
             readonly error: { readonly type: string; readonly message: string; readonly status?: number | undefined }
           }
         }
+      | {
+          readonly id: Event.ID
+          readonly created: DateTime.Utc
+          readonly metadata?: { readonly [x: string]: unknown } | undefined
+          readonly type: "session.compaction.admitted"
+          readonly durable: { readonly aggregateID: string; readonly seq: Event.Seq; readonly version: Event.Version }
+          readonly location?: Location.Ref | undefined
+          readonly data: { readonly sessionID: Session.ID; readonly inputID: SessionMessage.ID }
+        }
       | {
           readonly id: Event.ID
           readonly created: DateTime.Utc
@@ -942,11 +953,11 @@ export interface SessionApi<E = never> {
     readonly commit: SessionRevertCommitOperation<E>
   }
   readonly context: SessionContextOperation<E>
-  readonly inbox: {
+  readonly pending: {
-    readonly list: SessionInboxListOperation<E>
+    readonly list: SessionPendingListOperation<E>
-    readonly cancel: SessionInboxCancelOperation<E>
+    readonly cancel: SessionPendingCancelOperation<E>
-    readonly steer: SessionInboxSteerOperation<E>
+    readonly steer: SessionPendingSteerOperation<E>
-    readonly queue: SessionInboxQueueOperation<E>
+    readonly queue: SessionPendingQueueOperation<E>
   }
   readonly instructions: {
     readonly entry: {

packages/client/src/effect/generated/client.ts

@@ -399,7 +399,7 @@ const Endpoint5_11 = (raw: RawClient["server.session"]) => (input: Endpoint5_11I
   preserveEffect<Endpoint5_11Output>()(
     raw["session.move"]({
       params: { sessionID: input["sessionID"] },
-      payload: { directory: input["directory"], workspaceID: input["workspaceID"], delivery: input["delivery"] },
+      payload: { directory: input["directory"], workspaceID: input["workspaceID"] },
     }).pipe(Effect.mapError(mapClientError)),
   )
 
@@ -481,10 +481,7 @@ const Endpoint5_16 = (raw: RawClient["server.session"]) => (input: Endpoint5_16I
 
 const Endpoint5_17 = (raw: RawClient["server.session"]) => (input: Endpoint5_17Input) =>
   preserveEffect<Endpoint5_17Output>()(
-    raw["session.compact"]({
+    raw["session.compact"]({ params: { sessionID: input["sessionID"] }, payload: { id: input["id"] } }).pipe(
-      params: { sessionID: input["sessionID"] },
-      payload: { id: input["id"], delivery: input["delivery"] },
-    }).pipe(
       Effect.mapError(mapClientError),
       Effect.map((value) => value.data),
     ),
@@ -526,7 +523,7 @@ const Endpoint5_22 = (raw: RawClient["server.session"]) => (input: Endpoint5_22I
 
 const Endpoint5_23 = (raw: RawClient["server.session"]) => (input: Endpoint5_23Input) =>
   preserveEffect<Endpoint5_23Output>()(
-    raw["session.inbox.list"]({ params: { sessionID: input["sessionID"] } }).pipe(
+    raw["session.pending.list"]({ params: { sessionID: input["sessionID"] } }).pipe(
       Effect.mapError(mapClientError),
       Effect.map((value) => value.data),
     ),
@@ -534,21 +531,21 @@ const Endpoint5_23 = (raw: RawClient["server.session"]) => (input: Endpoint5_23I
 
 const Endpoint5_24 = (raw: RawClient["server.session"]) => (input: Endpoint5_24Input) =>
   preserveEffect<Endpoint5_24Output>()(
-    raw["session.inbox.cancel"]({ params: { sessionID: input["sessionID"], inboxID: input["inboxID"] } }).pipe(
+    raw["session.pending.cancel"]({ params: { sessionID: input["sessionID"], inputID: input["inputID"] } }).pipe(
       Effect.mapError(mapClientError),
     ),
   )
 
 const Endpoint5_25 = (raw: RawClient["server.session"]) => (input: Endpoint5_25Input) =>
   preserveEffect<Endpoint5_25Output>()(
-    raw["session.inbox.steer"]({ params: { sessionID: input["sessionID"], inboxID: input["inboxID"] } }).pipe(
+    raw["session.pending.steer"]({ params: { sessionID: input["sessionID"], inputID: input["inputID"] } }).pipe(
       Effect.mapError(mapClientError),
     ),
   )
 
 const Endpoint5_26 = (raw: RawClient["server.session"]) => (input: Endpoint5_26Input) =>
   preserveEffect<Endpoint5_26Output>()(
-    raw["session.inbox.queue"]({ params: { sessionID: input["sessionID"], inboxID: input["inboxID"] } }).pipe(
+    raw["session.pending.queue"]({ params: { sessionID: input["sessionID"], inputID: input["inputID"] } }).pipe(
       Effect.mapError(mapClientError),
     ),
   )
@@ -640,7 +637,7 @@ const adaptGroup5 = (raw: RawClient["server.session"]) => ({
   wait: Endpoint5_18(raw),
   revert: { stage: Endpoint5_19(raw), clear: Endpoint5_20(raw), commit: Endpoint5_21(raw) },
   context: Endpoint5_22(raw),
-  inbox: { list: Endpoint5_23(raw), cancel: Endpoint5_24(raw), steer: Endpoint5_25(raw), queue: Endpoint5_26(raw) },
+  pending: { list: Endpoint5_23(raw), cancel: Endpoint5_24(raw), steer: Endpoint5_25(raw), queue: Endpoint5_26(raw) },
   instructions: { entry: { list: Endpoint5_27(raw), put: Endpoint5_28(raw), remove: Endpoint5_29(raw) } },
   generate: Endpoint5_30(raw),
   log: Endpoint5_31(raw),

packages/client/src/effect/index.ts

@@ -41,7 +41,7 @@ export { Reference } from "@opencode-ai/schema/reference"
 export { WebSearch } from "@opencode-ai/schema/websearch"
 export { AbsolutePath, RelativePath } from "@opencode-ai/schema/schema"
 export { Session } from "@opencode-ai/schema/session"
-export { SessionInbox } from "@opencode-ai/schema/session-inbox"
+export { SessionPending } from "@opencode-ai/schema/session-pending"
 export { SessionMessage } from "@opencode-ai/schema/session-message"
 export { Skill } from "@opencode-ai/schema/skill"
 export { Prompt } from "@opencode-ai/schema/prompt"

packages/client/src/effect/service.ts

@@ -10,7 +10,6 @@ import {
   spawnServiceContender,
 } from "../service-contender.js"
 import { defaultEnsureTiming, ensureTiming, type EnsureTiming } from "../service-timing.js"
-import { matchesVersion } from "../service-version.js"
 
 export * from "../service.js"
 /** Contents of the local service registration file. */
@@ -38,14 +37,14 @@ export const incumbent = Effect.fn("service.incumbent")(function* (
   const info = yield* read(options.file)
   const found = info === undefined ? undefined : yield* probe({ ...info, url: options.url })
   if (found === undefined || found.legacy) return undefined
-  if (!matchesVersion(found.version, options)) return undefined
+  if (options.version !== undefined && found.version !== options.version) return undefined
   return { endpoint: found.endpoint, state: found.state }
 })
 
 const discoverLocal = Effect.fnUntraced(function* (options: DiscoverOptions) {
   const found = (yield* registered(options.file)).service
   if (found?.state !== "ready") return undefined
-  if (!matchesVersion(found.version, options)) return undefined
+  if (options.version !== undefined && found.version !== options.version) return undefined
   return found
 })
 
@@ -94,7 +93,7 @@ export const ensure = Effect.fn("service.ensure")(function* (options: EnsureOpti
     } else timeouts = undefined
     if (service !== undefined) {
       spawnDelay = timing.spawnDelay
-      const compatible = !service.legacy && matchesVersion(service.version, options)
+      const compatible = !service.legacy && (options.version === undefined || service.version === options.version)
       if (compatible && service.state === "ready") return Option.some(service)
       if (compatible && service.state === "failed")
         return yield* Effect.fail(new Error("Background service failed to start"))

packages/client/src/promise/generated/client.ts

@@ -56,14 +56,14 @@ import type {
   SessionRevertCommitOutput,
   SessionContextInput,
   SessionContextOutput,
-  SessionInboxListInput,
+  SessionPendingListInput,
-  SessionInboxListOutput,
+  SessionPendingListOutput,
-  SessionInboxCancelInput,
+  SessionPendingCancelInput,
-  SessionInboxCancelOutput,
+  SessionPendingCancelOutput,
-  SessionInboxSteerInput,
+  SessionPendingSteerInput,
-  SessionInboxSteerOutput,
+  SessionPendingSteerOutput,
-  SessionInboxQueueInput,
+  SessionPendingQueueInput,
-  SessionInboxQueueOutput,
+  SessionPendingQueueOutput,
   SessionInstructionsEntryListInput,
   SessionInstructionsEntryListOutput,
   SessionInstructionsEntryPutInput,
@@ -598,7 +598,7 @@ export function make(options: ClientOptions) {
           {
             method: "POST",
             path: `/api/session/${encodeURIComponent(input.sessionID)}/move`,
-            body: { directory: input["directory"], workspaceID: input["workspaceID"], delivery: input["delivery"] },
+            body: { directory: input["directory"], workspaceID: input["workspaceID"] },
             successStatus: 204,
             declaredStatuses: [404, 400, 401],
             empty: true,
@@ -697,7 +697,7 @@ export function make(options: ClientOptions) {
           {
             method: "POST",
             path: `/api/session/${encodeURIComponent(input.sessionID)}/compact`,
-            body: { id: input["id"], delivery: input["delivery"] },
+            body: { id: input["id"] },
             successStatus: 200,
             declaredStatuses: [409, 404, 400, 401],
             empty: false,
@@ -762,45 +762,45 @@ export function make(options: ClientOptions) {
           },
           requestOptions,
         ).then((value) => value.data),
-      inbox: {
+      pending: {
-        list: (input: SessionInboxListInput, requestOptions?: RequestOptions) =>
+        list: (input: SessionPendingListInput, requestOptions?: RequestOptions) =>
-          request<{ readonly data: SessionInboxListOutput }>(
+          request<{ readonly data: SessionPendingListOutput }>(
             {
               method: "GET",
-              path: `/api/session/${encodeURIComponent(input.sessionID)}/inbox`,
+              path: `/api/session/${encodeURIComponent(input.sessionID)}/pending`,
               successStatus: 200,
               declaredStatuses: [404, 401, 400],
               empty: false,
             },
             requestOptions,
           ).then((value) => value.data),
-        cancel: (input: SessionInboxCancelInput, requestOptions?: RequestOptions) =>
+        cancel: (input: SessionPendingCancelInput, requestOptions?: RequestOptions) =>
-          request<SessionInboxCancelOutput>(
+          request<SessionPendingCancelOutput>(
             {
               method: "DELETE",
-              path: `/api/session/${encodeURIComponent(input.sessionID)}/inbox/${encodeURIComponent(input.inboxID)}`,
+              path: `/api/session/${encodeURIComponent(input.sessionID)}/pending/${encodeURIComponent(input.inputID)}`,
               successStatus: 204,
               declaredStatuses: [409, 404, 401, 400],
               empty: true,
             },
             requestOptions,
           ),
-        steer: (input: SessionInboxSteerInput, requestOptions?: RequestOptions) =>
+        steer: (input: SessionPendingSteerInput, requestOptions?: RequestOptions) =>
-          request<SessionInboxSteerOutput>(
+          request<SessionPendingSteerOutput>(
             {
               method: "POST",
-              path: `/api/session/${encodeURIComponent(input.sessionID)}/inbox/${encodeURIComponent(input.inboxID)}/steer`,
+              path: `/api/session/${encodeURIComponent(input.sessionID)}/pending/${encodeURIComponent(input.inputID)}/steer`,
               successStatus: 204,
               declaredStatuses: [409, 404, 401, 400],
               empty: true,
             },
             requestOptions,
           ),
-        queue: (input: SessionInboxQueueInput, requestOptions?: RequestOptions) =>
+        queue: (input: SessionPendingQueueInput, requestOptions?: RequestOptions) =>
-          request<SessionInboxQueueOutput>(
+          request<SessionPendingQueueOutput>(
             {
               method: "POST",
-              path: `/api/session/${encodeURIComponent(input.sessionID)}/inbox/${encodeURIComponent(input.inboxID)}/queue`,
+              path: `/api/session/${encodeURIComponent(input.sessionID)}/pending/${encodeURIComponent(input.inputID)}/queue`,
               successStatus: 204,
               declaredStatuses: [409, 404, 401, 400],
               empty: true,

packages/client/src/promise/generated/types.ts

@@ -130,17 +130,15 @@ export type SessionMessageCompactionCompleted = {
 
 export type SessionActive = { type: "running" }
 
-export type SessionInboxDelivery = "steer" | "queue"
+export type SessionPendingSyntheticData = { text: string; description?: string; metadata?: { [x: string]: JsonValue } }
 
-export type SessionInboxSyntheticPayload = { text: string; description?: string; metadata?: { [x: string]: JsonValue } }
+export type SessionPendingCompaction = { id: string; sessionID: string; timeCreated: number; type: "compaction" }
-
-export type SessionInboxCompactionPayload = {}
 
 export type InstructionEntryKey = string
 
 export type SessionGenerateResponse = { data: { text: string } }
 
-export type SessionInboxSyntheticPayload1 = { text: string; description?: string; metadata?: { [x: string]: any } }
+export type SessionPendingSyntheticData1 = { text: string; description?: string; metadata?: { [x: string]: any } }
 
 export type ShellInfo = {
   id: string
@@ -422,8 +420,6 @@ export type SessionMessageLocationSwitched = {
   previous?: { location: LocationRef; projectID?: string; subpath?: string }
 }
 
-export type SessionInboxMovePayload = { location: LocationRef; projectID: string; subpath?: string }
-
 export type SessionCreated = {
   id: string
   created: number
@@ -472,7 +468,7 @@ export type SessionMoved = {
   type: "session.moved"
   durable: { aggregateID: string; seq: number; version: 1 }
   location?: LocationRef
-  data: { sessionID: string; location: LocationRef; projectID: string; subpath?: string }
+  data: { sessionID: string; location: LocationRef; projectID?: string; subpath?: string }
 }
 
 export type SessionRenamed = {
@@ -505,24 +501,44 @@ export type SessionForked = {
   data: { sessionID: string; parentID: string; boundary: SessionForkBoundary; instructions?: { [x: string]: string } }
 }
 
-export type SessionInboxDelivered = {
+export type SessionInputPromoted = {
   id: string
   created: number
   metadata?: { [x: string]: any }
-  type: "session.inbox.delivered"
+  type: "session.input.promoted"
   durable: { aggregateID: string; seq: number; version: 1 }
   location?: LocationRef
-  data: { sessionID: string; inboxID: string }
+  data: { sessionID: string; inputID: string }
 }
 
-export type SessionInboxCancelled = {
+export type SessionInputCancelled = {
   id: string
   created: number
   metadata?: { [x: string]: any }
-  type: "session.inbox.cancelled"
+  type: "session.input.cancelled"
   durable: { aggregateID: string; seq: number; version: 1 }
   location?: LocationRef
-  data: { sessionID: string; inboxID: string }
+  data: { sessionID: string; inputID: string }
+}
+
+export type SessionInputSteered = {
+  id: string
+  created: number
+  metadata?: { [x: string]: any }
+  type: "session.input.steered"
+  durable: { aggregateID: string; seq: number; version: 1 }
+  location?: LocationRef
+  data: { sessionID: string; inputID: string }
+}
+
+export type SessionInputQueued = {
+  id: string
+  created: number
+  metadata?: { [x: string]: any }
+  type: "session.input.queued"
+  durable: { aggregateID: string; seq: number; version: 1 }
+  location?: LocationRef
+  data: { sessionID: string; inputID: string }
 }
 
 export type SessionExecutionStarted = {
@@ -643,6 +659,16 @@ export type SessionToolInputEnded = {
   data: { sessionID: string; assistantMessageID: string; id: string; text: string }
 }
 
+export type SessionCompactionAdmitted = {
+  id: string
+  created: number
+  metadata?: { [x: string]: any }
+  type: "session.compaction.admitted"
+  durable: { aggregateID: string; seq: number; version: 1 }
+  location?: LocationRef
+  data: { sessionID: string; inputID: string }
+}
+
 export type SessionCompactionStarted = {
   id: string
   created: number
@@ -837,16 +863,6 @@ export type ProjectDirectoriesUpdated = {
   data: { projectID: string }
 }
 
-export type ProjectDirectoryResolved = {
-  id: string
-  created: number
-  metadata?: { [x: string]: any }
-  type: "project.directory.resolved"
-  durable: { aggregateID: string; seq: number; version: 1 }
-  location?: LocationRef
-  data: { projectID: string; directory: string; previous: string }
-}
-
 export type CommandUpdated = {
   id: string
   created: number
@@ -1146,36 +1162,23 @@ export type SessionCompactionFailed = {
   data: { sessionID: string; reason: "auto" | "manual"; error: SessionStructuredError; inputID?: string }
 }
 
-export type SessionInboxDeliveryChanged = {
+export type SessionPendingSynthetic = {
-  id: string
-  created: number
-  metadata?: { [x: string]: any }
-  type: "session.inbox.delivery.changed"
-  durable: { aggregateID: string; seq: number; version: 1 }
-  location?: LocationRef
-  data: { sessionID: string; inboxID: string; delivery: SessionInboxDelivery }
-}
-
-export type SessionInboxSynthetic = {
   id: string
   sessionID: string
   timeCreated: number
   type: "synthetic"
-  payload: SessionInboxSyntheticPayload
+  data: SessionPendingSyntheticData
-  delivery: SessionInboxDelivery
+  delivery: "steer" | "queue"
-}
-
-export type SessionInboxCompaction = {
-  id: string
-  sessionID: string
-  timeCreated: number
-  type: "compaction"
-  payload: SessionInboxCompactionPayload
-  delivery: SessionInboxDelivery
 }
 
 export type InstructionEntryInfo = { key: InstructionEntryKey; value: JsonValue }
 
+export type SessionPendingSyntheticMessage = {
+  type: "synthetic"
+  data: SessionPendingSyntheticData1
+  delivery: "steer" | "queue"
+}
+
 export type SessionShellStarted = {
   id: string
   created: number
@@ -1524,15 +1527,6 @@ export type VcsInfo = { branch: VcsBranch }
 
 export type PermissionRuleset = Array<PermissionRule>
 
-export type SessionInboxMove = {
-  id: string
-  sessionID: string
-  timeCreated: number
-  type: "move"
-  payload: SessionInboxMovePayload
-  delivery: SessionInboxDelivery
-}
-
 export type SessionInfo = {
   id: string
   parentID?: string
@@ -1570,7 +1564,7 @@ export type SessionMessageUser = {
   type: "user"
 }
 
-export type SessionInboxUserPayload = {
+export type SessionPendingUserData = {
   text: string
   files?: Array<PromptFileAttachment>
   agents?: Array<PromptAgentAttachment>
@@ -1578,7 +1572,7 @@ export type SessionInboxUserPayload = {
   metadata?: { [x: string]: JsonValue }
 }
 
-export type SessionInboxUserPayload1 = {
+export type SessionPendingUserData1 = {
   text: string
   files?: Array<PromptFileAttachment>
   agents?: Array<PromptAgentAttachment>
@@ -1890,20 +1884,16 @@ export type ConfigEntry =
 
 export type SessionsResponse = { data: Array<SessionInfo>; cursor: { previous?: string | null; next?: string | null } }
 
-export type SessionInboxUser = {
+export type SessionPendingUser = {
   id: string
   sessionID: string
   timeCreated: number
   type: "user"
-  payload: SessionInboxUserPayload
+  data: SessionPendingUserData
-  delivery: SessionInboxDelivery
+  delivery: "steer" | "queue"
 }
 
-export type SessionInboxItem =
+export type SessionPendingUserMessage = { type: "user"; data: SessionPendingUserData1; delivery: "steer" | "queue" }
-  | { type: "user"; payload: SessionInboxUserPayload1; delivery: SessionInboxDelivery }
-  | { type: "synthetic"; payload: SessionInboxSyntheticPayload1; delivery: SessionInboxDelivery }
-  | { type: "compaction"; payload: SessionInboxCompactionPayload; delivery: SessionInboxDelivery }
-  | { type: "move"; payload: SessionInboxMovePayload; delivery: SessionInboxDelivery }
 
 export type SessionMessageAssistantTool = {
   type: "tool"
@@ -1924,17 +1914,9 @@ export type FormFields = [FormField, ...Array<FormField>]
 
 export type FormFields3 = [FormField1, ...Array<FormField1>]
 
-export type SessionInboxInfo = SessionInboxUser | SessionInboxSynthetic | SessionInboxCompaction | SessionInboxMove
+export type SessionPendingInfo = SessionPendingUser | SessionPendingSynthetic | SessionPendingCompaction
 
-export type SessionInboxEnqueued = {
+export type SessionPendingMessage = SessionPendingUserMessage | SessionPendingSyntheticMessage
-  id: string
-  created: number
-  metadata?: { [x: string]: any }
-  type: "session.inbox.enqueued"
-  durable: { aggregateID: string; seq: number; version: 1 }
-  location?: LocationRef
-  data: { sessionID: string; inboxID: string; item: SessionInboxItem }
-}
 
 export type SessionMessageAssistant = {
   id: string
@@ -1960,47 +1942,15 @@ export type FormInfo = { id: string; sessionID: string; title: string; metadata?
 
 export type FormInfo1 = { id: string; sessionID: string; title: string; metadata?: FormMetadata1; fields: FormFields3 }
 
-export type SessionEventDurable =
+export type SessionInputAdmitted = {
-  | SessionCreated
+  id: string
-  | SessionAgentSelected
+  created: number
-  | SessionModelSelected
+  metadata?: { [x: string]: any }
-  | SessionMoved
+  type: "session.input.admitted"
-  | SessionRenamed
+  durable: { aggregateID: string; seq: number; version: 1 }
-  | SessionDeleted
+  location?: LocationRef
-  | SessionForked
+  data: { sessionID: string; inputID: string; input: SessionPendingMessage }
-  | SessionInboxDelivered
+}
-  | SessionInboxEnqueued
-  | SessionInboxCancelled
-  | SessionInboxDeliveryChanged
-  | SessionExecutionStarted
-  | SessionExecutionSucceeded
-  | SessionExecutionFailed
-  | SessionExecutionInterrupted
-  | SessionInstructionsUpdated
-  | SessionSynthetic
-  | SessionSkillActivated
-  | SessionShellStarted
-  | SessionShellEnded
-  | SessionStepStarted
-  | SessionStepEnded
-  | SessionStepFailed
-  | SessionTextStarted
-  | SessionTextEnded
-  | SessionReasoningStarted
-  | SessionReasoningEnded
-  | SessionToolInputStarted
-  | SessionToolInputEnded
-  | SessionToolCalled
-  | SessionToolSuccess
-  | SessionToolFailed
-  | SessionRetryScheduled
-  | SessionCompactionStarted
-  | SessionCompactionEnded
-  | SessionCompactionFailed
-  | SessionRevertStaged
-  | SessionRevertCleared
-  | SessionRevertCommitted
-  | SessionUsageRecorded
 
 export type SessionMessageInfo =
   | SessionMessageAgentSelected
@@ -2029,7 +1979,49 @@ export type FormCreated = {
   data: { form: FormInfo1 }
 }
 
-export type SessionLogItem = SessionEventDurable | EventLogSynced
+export type SessionEventDurable =
+  | SessionCreated
+  | SessionAgentSelected
+  | SessionModelSelected
+  | SessionMoved
+  | SessionRenamed
+  | SessionDeleted
+  | SessionForked
+  | SessionInputPromoted
+  | SessionInputAdmitted
+  | SessionInputCancelled
+  | SessionInputSteered
+  | SessionInputQueued
+  | SessionExecutionStarted
+  | SessionExecutionSucceeded
+  | SessionExecutionFailed
+  | SessionExecutionInterrupted
+  | SessionInstructionsUpdated
+  | SessionSynthetic
+  | SessionSkillActivated
+  | SessionShellStarted
+  | SessionShellEnded
+  | SessionStepStarted
+  | SessionStepEnded
+  | SessionStepFailed
+  | SessionTextStarted
+  | SessionTextEnded
+  | SessionReasoningStarted
+  | SessionReasoningEnded
+  | SessionToolInputStarted
+  | SessionToolInputEnded
+  | SessionToolCalled
+  | SessionToolSuccess
+  | SessionToolFailed
+  | SessionRetryScheduled
+  | SessionCompactionAdmitted
+  | SessionCompactionStarted
+  | SessionCompactionEnded
+  | SessionCompactionFailed
+  | SessionRevertStaged
+  | SessionRevertCleared
+  | SessionRevertCommitted
+  | SessionUsageRecorded
 
 export type SessionTransferData = { info: SessionInfo; messages: Array<SessionMessageInfo> }
 
@@ -2059,10 +2051,11 @@ export type V2Event =
   | SessionUsageUpdated
   | SessionDeleted
   | SessionForked
-  | SessionInboxDelivered
+  | SessionInputPromoted
-  | SessionInboxEnqueued
+  | SessionInputAdmitted
-  | SessionInboxCancelled
+  | SessionInputCancelled
-  | SessionInboxDeliveryChanged
+  | SessionInputSteered
+  | SessionInputQueued
   | SessionExecutionStarted
   | SessionExecutionSucceeded
   | SessionExecutionFailed
@@ -2089,6 +2082,7 @@ export type V2Event =
   | SessionToolSuccess
   | SessionToolFailed
   | SessionRetryScheduled
+  | SessionCompactionAdmitted
   | SessionCompactionStarted
   | SessionCompactionDelta
   | SessionCompactionEnded
@@ -2103,7 +2097,6 @@ export type V2Event =
   | PluginAdded
   | PluginUpdated
   | ProjectDirectoriesUpdated
-  | ProjectDirectoryResolved
   | CommandUpdated
   | ConfigUpdated
   | SkillUpdated
@@ -2134,6 +2127,8 @@ export type V2Event =
   | McpResourcesChanged
   | V2EventServerConnected
 
+export type SessionLogItem = SessionEventDurable | EventLogSynced
+
 export type UnauthorizedError = { readonly _tag: "UnauthorizedError"; readonly message: string }
 export const isUnauthorizedError = (value: unknown): value is UnauthorizedError =>
   typeof value === "object" && value !== null && "_tag" in value && value["_tag"] === "UnauthorizedError"
@@ -3366,21 +3361,8 @@ export type SessionRenameOutput = void
 
 export type SessionMoveInput = {
   readonly sessionID: { readonly sessionID: string }["sessionID"]
-  readonly directory: {
+  readonly directory: { readonly directory: string; readonly workspaceID?: string }["directory"]
-    readonly directory: string
+  readonly workspaceID?: { readonly directory: string; readonly workspaceID?: string }["workspaceID"]
-    readonly workspaceID?: string
-    readonly delivery?: ("steer" | "queue") | null
-  }["directory"]
-  readonly workspaceID?: {
-    readonly directory: string
-    readonly workspaceID?: string
-    readonly delivery?: ("steer" | "queue") | null
-  }["workspaceID"]
-  readonly delivery?: {
-    readonly directory: string
-    readonly workspaceID?: string
-    readonly delivery?: ("steer" | "queue") | null
-  }["delivery"]
 }
 
 export type SessionMoveOutput = void
@@ -3405,7 +3387,7 @@ export type SessionPromptInput = {
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["id"]
   readonly text: {
@@ -3426,7 +3408,7 @@ export type SessionPromptInput = {
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["text"]
   readonly files?: {
@@ -3447,7 +3429,7 @@ export type SessionPromptInput = {
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["files"]
   readonly agents?: {
@@ -3468,7 +3450,7 @@ export type SessionPromptInput = {
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["agents"]
   readonly skills?: {
@@ -3489,7 +3471,7 @@ export type SessionPromptInput = {
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["skills"]
   readonly metadata?: {
@@ -3510,7 +3492,7 @@ export type SessionPromptInput = {
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["metadata"]
   readonly delivery?: {
@@ -3531,7 +3513,7 @@ export type SessionPromptInput = {
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["delivery"]
   readonly resume?: {
@@ -3552,12 +3534,12 @@ export type SessionPromptInput = {
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["resume"]
 }
 
-export type SessionPromptOutput = { data: SessionInboxUser }["data"]
+export type SessionPromptOutput = { data: SessionPendingUser }["data"]
 
 export type SessionCommandInput = {
   readonly sessionID: { readonly sessionID: string }["sessionID"]
@@ -3581,7 +3563,7 @@ export type SessionCommandInput = {
       readonly id: string
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["id"]
   readonly command: {
@@ -3604,7 +3586,7 @@ export type SessionCommandInput = {
       readonly id: string
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["command"]
   readonly arguments?: {
@@ -3627,7 +3609,7 @@ export type SessionCommandInput = {
       readonly id: string
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["arguments"]
   readonly agent?: {
@@ -3650,7 +3632,7 @@ export type SessionCommandInput = {
       readonly id: string
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["agent"]
   readonly model?: {
@@ -3673,7 +3655,7 @@ export type SessionCommandInput = {
       readonly id: string
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["model"]
   readonly files?: {
@@ -3696,7 +3678,7 @@ export type SessionCommandInput = {
       readonly id: string
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["files"]
   readonly agents?: {
@@ -3719,7 +3701,7 @@ export type SessionCommandInput = {
       readonly id: string
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["agents"]
   readonly skills?: {
@@ -3742,7 +3724,7 @@ export type SessionCommandInput = {
       readonly id: string
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["skills"]
   readonly delivery?: {
@@ -3765,7 +3747,7 @@ export type SessionCommandInput = {
       readonly id: string
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["delivery"]
   readonly resume?: {
@@ -3788,12 +3770,12 @@ export type SessionCommandInput = {
       readonly id: string
       readonly mention?: { readonly start: number; readonly end: number; readonly text: string }
     }>
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["resume"]
 }
 
-export type SessionCommandOutput = { data: SessionInboxUser }["data"]
+export type SessionCommandOutput = { data: SessionPendingUser }["data"]
 
 export type SessionSkillInput = {
   readonly sessionID: { readonly sessionID: string }["sessionID"]
@@ -3823,7 +3805,7 @@ export type SessionSyntheticInput = {
     readonly text: string
     readonly description?: string | null
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["id"]
   readonly text: {
@@ -3831,7 +3813,7 @@ export type SessionSyntheticInput = {
     readonly text: string
     readonly description?: string | null
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["text"]
   readonly description?: {
@@ -3839,7 +3821,7 @@ export type SessionSyntheticInput = {
     readonly text: string
     readonly description?: string | null
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["description"]
   readonly metadata?: {
@@ -3847,7 +3829,7 @@ export type SessionSyntheticInput = {
     readonly text: string
     readonly description?: string | null
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["metadata"]
   readonly delivery?: {
@@ -3855,7 +3837,7 @@ export type SessionSyntheticInput = {
     readonly text: string
     readonly description?: string | null
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["delivery"]
   readonly resume?: {
@@ -3863,12 +3845,12 @@ export type SessionSyntheticInput = {
     readonly text: string
     readonly description?: string | null
     readonly metadata?: { readonly [x: string]: JsonValue }
-    readonly delivery?: ("steer" | "queue") | null
+    readonly delivery?: "steer" | "queue" | null
     readonly resume?: boolean | null
   }["resume"]
 }
 
-export type SessionSyntheticOutput = { data: SessionInboxSynthetic }["data"]
+export type SessionSyntheticOutput = { data: SessionPendingSynthetic }["data"]
 
 export type SessionShellInput = {
   readonly sessionID: { readonly sessionID: string }["sessionID"]
@@ -3880,14 +3862,10 @@ export type SessionShellOutput = void
 
 export type SessionCompactInput = {
   readonly sessionID: { readonly sessionID: string }["sessionID"]
-  readonly id?: { readonly id?: string | undefined; readonly delivery?: ("steer" | "queue") | undefined }["id"]
+  readonly id?: { readonly id?: string | undefined }["id"]
-  readonly delivery?: {
-    readonly id?: string | undefined
-    readonly delivery?: ("steer" | "queue") | undefined
-  }["delivery"]
 }
 
-export type SessionCompactOutput = { data: SessionInboxCompaction }["data"]
+export type SessionCompactOutput = { data: SessionPendingCompaction }["data"]
 
 export type SessionWaitInput = { readonly sessionID: { readonly sessionID: string }["sessionID"] }
 
@@ -3913,30 +3891,30 @@ export type SessionContextInput = { readonly sessionID: { readonly sessionID: st
 
 export type SessionContextOutput = { data: Array<SessionMessageInfo> }["data"]
 
-export type SessionInboxListInput = { readonly sessionID: { readonly sessionID: string }["sessionID"] }
+export type SessionPendingListInput = { readonly sessionID: { readonly sessionID: string }["sessionID"] }
 
-export type SessionInboxListOutput = { data: Array<SessionInboxInfo> }["data"]
+export type SessionPendingListOutput = { data: Array<SessionPendingInfo> }["data"]
 
-export type SessionInboxCancelInput = {
+export type SessionPendingCancelInput = {
-  readonly sessionID: { readonly sessionID: string; readonly inboxID: string }["sessionID"]
+  readonly sessionID: { readonly sessionID: string; readonly inputID: string }["sessionID"]
-  readonly inboxID: { readonly sessionID: string; readonly inboxID: string }["inboxID"]
+  readonly inputID: { readonly sessionID: string; readonly inputID: string }["inputID"]
 }
 
-export type SessionInboxCancelOutput = void
+export type SessionPendingCancelOutput = void
 
-export type SessionInboxSteerInput = {
+export type SessionPendingSteerInput = {
-  readonly sessionID: { readonly sessionID: string; readonly inboxID: string }["sessionID"]
+  readonly sessionID: { readonly sessionID: string; readonly inputID: string }["sessionID"]
-  readonly inboxID: { readonly sessionID: string; readonly inboxID: string }["inboxID"]
+  readonly inputID: { readonly sessionID: string; readonly inputID: string }["inputID"]
 }
 
-export type SessionInboxSteerOutput = void
+export type SessionPendingSteerOutput = void
 
-export type SessionInboxQueueInput = {
+export type SessionPendingQueueInput = {
-  readonly sessionID: { readonly sessionID: string; readonly inboxID: string }["sessionID"]
+  readonly sessionID: { readonly sessionID: string; readonly inputID: string }["sessionID"]
-  readonly inboxID: { readonly sessionID: string; readonly inboxID: string }["inboxID"]
+  readonly inputID: { readonly sessionID: string; readonly inputID: string }["inputID"]
 }
 
-export type SessionInboxQueueOutput = void
+export type SessionPendingQueueOutput = void
 
 export type SessionInstructionsEntryListInput = { readonly sessionID: { readonly sessionID: string }["sessionID"] }
 

packages/client/src/promise/service.ts

@@ -9,7 +9,6 @@ import {
   spawnServiceContender,
 } from "../service-contender.js"
 import { defaultEnsureTiming, ensureTiming, type EnsureTiming } from "../service-timing.js"
-import { matchesVersion } from "../service-version.js"
 import type { ServiceHealth, ServiceStopResponse } from "./generated/types.js"
 
 export * from "../service.js"
@@ -28,7 +27,7 @@ export async function discover(options: DiscoverOptions = {}) {
 async function discoverLocal(options: DiscoverOptions) {
   const found = (await registered(options.file)).service
   if (found?.state !== "ready") return undefined
-  if (!matchesVersion(found.version, options)) return undefined
+  if (options.version !== undefined && found.version !== options.version) return undefined
   return found
 }
 
@@ -77,7 +76,7 @@ export async function ensure(options: EnsureOptions = {}): Promise<Endpoint> {
       if (registration.service !== undefined) {
         spawnDelay = timing.spawnDelay
         const service = registration.service
-        const compatible = !service.legacy && matchesVersion(service.version, options)
+        const compatible = !service.legacy && (options.version === undefined || service.version === options.version)
         if (compatible && service.state === "ready") return service.endpoint
         if (compatible && service.state === "failed") throw new Error("Background service failed to start")
         if (!compatible) {

packages/client/src/service-version.ts

@@ -1,8 +0,0 @@
-import type { DiscoverOptions } from "./service.js"
-
-export function matchesVersion(version: string | undefined, options: DiscoverOptions) {
-  if (options.version === undefined) return true
-  if (version === undefined) return false
-  if (typeof options.version === "function") return options.version(version)
-  return version === options.version
-}

packages/client/src/service.ts

@@ -17,8 +17,8 @@ export type Endpoint = {
 export type DiscoverOptions = {
   /** Absolute registration file path. Defaults to the XDG state directory. */
   readonly file?: string
-  /** Required exact service version or compatibility predicate. */
+  /** Required service version. */
-  readonly version?: string | ((version: string) => boolean)
+  readonly version?: string
 }
 
 /** Reason ensuring the service requires a new process. */

packages/client/test/api.types.ts

@@ -1,7 +1,6 @@
 import { Effect } from "effect"
 import { OpenCode as EffectOpenCode, type AppApi as EffectApi } from "../src/effect"
 import type { Session } from "@opencode-ai/schema/session"
-import type { DiscoverOptions } from "../src/service"
 
 type EffectClient = Effect.Success<ReturnType<typeof EffectOpenCode.make>>
 type PromiseClient = ReturnType<typeof import("../src/promise").OpenCode.make>
@@ -9,9 +8,6 @@ type PromiseClient = ReturnType<typeof import("../src/promise").OpenCode.make>
 declare const effectClient: EffectClient
 declare const promiseClient: PromiseClient
 
-const exactVersion: DiscoverOptions = { version: "2.0.0" }
-const compatibleVersion: DiscoverOptions = { version: (version) => version.startsWith("2.") }
-
 const effectApi: EffectApi<unknown> = effectClient
 
 const effectSession: Effect.Effect<Session.Info, unknown> = effectClient.session.get({
@@ -46,14 +42,4 @@ const promiseRemove: Promise<void> = promiseClient.session.instructions.entry.re
   key: "review-notes",
 })
 
-void [
+void [effectSession, effectList, effectPut, effectRemove, promiseList, promisePut, promiseRemove]
-  effectSession,
-  effectList,
-  effectPut,
-  effectRemove,
-  promiseList,
-  promisePut,
-  promiseRemove,
-  exactVersion,
-  compatibleVersion,
-]

packages/client/test/effect.test.ts

@@ -213,7 +213,7 @@ test("session methods retain decoded Effect inputs and outputs", async () => {
   expect(Object.getPrototypeOf(result.created)).toBe(Object.prototype)
   expect(result.created.id).toBe("ses_test")
   expect(Object.getPrototypeOf(result.admitted)).toBe(Object.prototype)
-  expect(Object.getPrototypeOf(result.admitted.payload)).toBe(Object.prototype)
+  expect(Object.getPrototypeOf(result.admitted.data)).toBe(Object.prototype)
   expect(DateTime.toEpochMillis(result.admitted.timeCreated)).toBe(1_717_171_717_000)
   expect(result.context).toEqual([])
   expect(logQueries[0]).toEqual({ after: "0" })
@@ -271,7 +271,7 @@ const admission = {
     id: "msg_test",
     sessionID: "ses_test",
     type: "user",
-    payload: { text: "Hello" },
+    data: { text: "Hello" },
     delivery: "steer",
     timeCreated: 1_717_171_717_000,
   },
@@ -280,8 +280,6 @@ const admission = {
 const compactionAdmission = {
   data: {
     type: "compaction",
-    payload: {},
-    delivery: "queue",
     id: "msg_compaction",
     sessionID: "ses_test",
     timeCreated: 1_717_171_717_000,

packages/client/test/fixture/service.ts

@@ -27,10 +27,7 @@ if (mode === "delayed" || mode === "delayed-failed" || mode === "coordinated" ||
 }
 
 let requests = 0
-let version = "test"
+const version = mode === "old" || mode === "reject-stop" ? "old" : "test"
-if (mode === "old" || mode === "reject-stop") version = "old"
-if (mode === "incompatible") version = "1.9.0"
-if (mode === "compatible" || mode === "delayed-compatible") version = "2.1.0-next.1"
 const id = crypto.randomUUID()
 const server = Bun.serve({
   port: 0,

packages/client/test/promise-service.test.ts

@@ -25,19 +25,6 @@ test("discovers a registered service", async () => {
   expect(await Service.discover({ file: registration, version: "other" })).toBeUndefined()
 })
 
-test("discovers a compatible registered service", async () => {
-  const registration = await setup("compatible")
-
-  expect(await Service.discover({ file: registration, version: "2.1.0" })).toBeUndefined()
-  expect(await Service.discover({ file: registration, version: "2.1.0-next.1" })).toEqual(
-    expect.objectContaining({ url: expect.stringMatching(/^http:\/\//) }),
-  )
-  expect(await Service.discover({ file: registration, version: (version) => version.startsWith("2.") })).toEqual(
-    expect.objectContaining({ url: expect.stringMatching(/^http:\/\//) }),
-  )
-  expect(await Service.discover({ file: registration, version: (version) => version.startsWith("3.") })).toBeUndefined()
-})
-
 test("ensures a missing service with native promises", async () => {
   const directory = await temp()
   const registration = join(directory, "service.json")

packages/client/test/promise.test.ts

@@ -373,7 +373,7 @@ test("session instructions methods use the public HTTP contract", async () => {
   ])
 })
 
-test("session.inbox.list uses the public HTTP contract", async () => {
+test("session.pending.list uses the public HTTP contract", async () => {
   const requests: Array<{ method: string; url: string }> = []
   const pending = [
     {
@@ -381,7 +381,7 @@ test("session.inbox.list uses the public HTTP contract", async () => {
       sessionID: "ses_test",
       timeCreated: 1_717_171_717_000,
       type: "user",
-      payload: { text: "Fix the failing tests" },
+      data: { text: "Fix the failing tests" },
       delivery: "steer",
     },
   ]
@@ -394,13 +394,13 @@ test("session.inbox.list uses the public HTTP contract", async () => {
     },
   })
 
-  const result = await client.session.inbox.list({ sessionID: "ses_test" })
+  const result = await client.session.pending.list({ sessionID: "ses_test" })
 
   expect(result).toEqual(pending)
-  expect(requests).toEqual([{ method: "GET", url: "http://localhost:3000/api/session/ses_test/inbox" }])
+  expect(requests).toEqual([{ method: "GET", url: "http://localhost:3000/api/session/ses_test/pending" }])
 })
 
-test("session.inbox mutations use the public HTTP contract", async () => {
+test("session.pending mutations use the public HTTP contract", async () => {
   const requests: Array<{ method: string; url: string }> = []
   const client = OpenCode.make({
     baseUrl: "http://localhost:3000",
@@ -411,14 +411,14 @@ test("session.inbox mutations use the public HTTP contract", async () => {
     },
   })
 
-  await client.session.inbox.cancel({ sessionID: "ses_test", inboxID: "msg_cancel" })
+  await client.session.pending.cancel({ sessionID: "ses_test", inputID: "msg_cancel" })
-  await client.session.inbox.steer({ sessionID: "ses_test", inboxID: "msg_steer" })
+  await client.session.pending.steer({ sessionID: "ses_test", inputID: "msg_steer" })
-  await client.session.inbox.queue({ sessionID: "ses_test", inboxID: "msg_queue" })
+  await client.session.pending.queue({ sessionID: "ses_test", inputID: "msg_queue" })
 
   expect(requests).toEqual([
-    { method: "DELETE", url: "http://localhost:3000/api/session/ses_test/inbox/msg_cancel" },
+    { method: "DELETE", url: "http://localhost:3000/api/session/ses_test/pending/msg_cancel" },
-    { method: "POST", url: "http://localhost:3000/api/session/ses_test/inbox/msg_steer/steer" },
+    { method: "POST", url: "http://localhost:3000/api/session/ses_test/pending/msg_steer/steer" },
-    { method: "POST", url: "http://localhost:3000/api/session/ses_test/inbox/msg_queue/queue" },
+    { method: "POST", url: "http://localhost:3000/api/session/ses_test/pending/msg_queue/queue" },
   ])
 })
 

packages/client/test/service.test.ts

@@ -47,52 +47,6 @@ test("a concurrent same-version start cannot invalidate a resolved endpoint", as
   expect(await health(resolved.url)).toEqual({ healthy: true, version: "test", pid: original.pid })
 })
 
-test("reuses a compatible registered service", async () => {
-  const directory = await temp()
-  const registration = join(directory, "service.json")
-  const existing = spawn(registration, "compatible")
-  await waitForFile(registration)
-
-  const starts: EnsureReason[] = []
-  const endpoint = await run(
-    ensure({
-      file: registration,
-      version: (version) => version.startsWith("2."),
-      command: [],
-      onStart: (reason) => starts.push(reason),
-    }),
-  )
-
-  expect(endpoint.url).toBe((await Bun.file(registration).json()).url)
-  expect(starts).toEqual([])
-  expect(existing.exitCode).toBe(null)
-})
-
-test("replaces an incompatible registered service", async () => {
-  const directory = await temp()
-  const registration = join(directory, "service.json")
-  const existing = spawn(registration, "incompatible")
-  await waitForFile(registration)
-
-  const starts: EnsureReason[] = []
-  const endpoint = await run(
-    ensure({
-      file: registration,
-      version: (version) => version.startsWith("2."),
-      command: [process.execPath, fixture, registration, "delayed-compatible", "10"],
-      onStart: (reason) => starts.push(reason),
-    }),
-  )
-  const replacement = await Bun.file(registration).json()
-
-  expect(await existing.exited).toBe(0)
-  expect(replacement.version).toBe("2.1.0-next.1")
-  expect(endpoint.url).toBe(replacement.url)
-  expect(starts).toEqual(["version-mismatch"])
-  process.kill(replacement.pid, "SIGTERM")
-  await waitForExit(replacement.pid)
-})
-
 test("waits for a registered service to finish starting", async () => {
   const directory = await temp()
   const registration = join(directory, "service.json")

packages/codemode/package.json

@@ -19,12 +19,6 @@
   "exports": {
     ".": "./src/index.ts"
   },
-  "imports": {
-    "#transpile": {
-      "workerd": "./src/interpreter/transpile.workerd.ts",
-      "default": "./src/interpreter/transpile.node.ts"
-    }
-  },
   "scripts": {
     "build": "bun run script/build.ts",
     "typecheck": "tsgo --noEmit",

packages/codemode/src/interpreter/execute.ts

@@ -1,8 +1,6 @@
 import { parse } from "acorn"
 import { Cause, Effect, Scope } from "effect"
-// #transpile: conditional import — full typescript on node/bun, an identity
+import { DiagnosticCategory, ModuleKind, ScriptTarget, flattenDiagnosticMessageText, transpileModule } from "typescript"
-// pass-through on workerd (the compiler is ~11 MiB and can't init there).
-import { transpile } from "#transpile"
 import type { DataValue, Diagnostic, ExecuteOptions, ResolvedExecutionLimits, Result } from "../codemode.js"
 import { copyIn, copyOut, ToolRuntime, type Services } from "../tool-runtime.js"
 import type { Tools } from "../tools.js"
@@ -121,10 +119,21 @@ export const executeWithLimits = <const Provided extends Record<string, unknown>
 }
 
 const parseProgram = (code: string): ProgramNode => {
-  const transpiled = transpile(`async function __codemode__() {\n${code}\n}`)
+  const transpiled = transpileModule(`async function __codemode__() {\n${code}\n}`, {
+    reportDiagnostics: true,
+    compilerOptions: {
+      target: ScriptTarget.ESNext,
+      module: ModuleKind.ESNext,
+    },
+  })
+  const diagnostic = transpiled.diagnostics?.find((item) => item.category === DiagnosticCategory.Error)
 
-  if (transpiled.error !== undefined) {
+  if (diagnostic) {
-    throw new InterpreterRuntimeError(`Failed to parse TypeScript: ${transpiled.error}`, undefined, "ParseError")
+    throw new InterpreterRuntimeError(
+      `Failed to parse TypeScript: ${flattenDiagnosticMessageText(diagnostic.messageText, "\n")}`,
+      undefined,
+      "ParseError",
+    )
   }
 
   const bodyStart = transpiled.outputText.indexOf("{") + 1

packages/codemode/src/interpreter/transpile.node.ts

@@ -1,25 +0,0 @@
-import { DiagnosticCategory, ModuleKind, ScriptTarget, flattenDiagnosticMessageText, transpileModule } from "typescript"
-
-export interface TranspileResult {
-  readonly outputText: string
-  readonly error?: string
-}
-
-// Full TypeScript transpilation on node/bun runtimes.
-export const transpile = (source: string): TranspileResult => {
-  const transpiled = transpileModule(source, {
-    reportDiagnostics: true,
-    compilerOptions: {
-      target: ScriptTarget.ESNext,
-      module: ModuleKind.ESNext,
-    },
-  })
-  const diagnostic = transpiled.diagnostics?.find((item) => item.category === DiagnosticCategory.Error)
-  if (diagnostic) {
-    return {
-      outputText: transpiled.outputText,
-      error: flattenDiagnosticMessageText(diagnostic.messageText, "\n"),
-    }
-  }
-  return { outputText: transpiled.outputText }
-}

packages/codemode/src/interpreter/transpile.workerd.ts

@@ -1,11 +0,0 @@
-export interface TranspileResult {
-  readonly outputText: string
-  readonly error?: string
-}
-
-// workerd profile: the typescript compiler is ~11 MiB and probes node
-// internals at module init, so codemode programs are passed through
-// untranspiled. Plain-JS programs (the overwhelmingly common case) parse
-// fine downstream via acorn; TypeScript-only syntax surfaces as a parse
-// error from the interpreter instead of a transpile diagnostic.
-export const transpile = (source: string): TranspileResult => ({ outputText: source })

packages/core/README.md

@@ -1,3 +0,0 @@
-# @opencode-ai/core
-
-Core runtime services for OpenCode.

packages/core/package.json

@@ -4,28 +4,24 @@
   "name": "@opencode-ai/core",
   "type": "module",
   "license": "MIT",
-  "repository": {
+  "private": true,
-    "type": "git",
-    "url": "git+https://github.com/anomalyco/opencode.git",
-    "directory": "packages/core"
-  },
-  "publishConfig": {
-    "access": "public"
-  },
-  "files": [
-    "dist"
-  ],
   "scripts": {
     "db": "bun drizzle-kit",
     "migration": "bun run script/migration.ts",
     "fix-node-pty": "bun run script/fix-node-pty.ts",
     "benchmark:location": "bun run script/benchmark-location.ts",
-    "build": "bun run script/build.ts",
     "update-models-snapshot": "bun run script/update-models-snapshot.ts",
     "test": "bun test --only-failures",
     "typecheck": "tsgo -b tsconfig.json tsconfig.tests.json"
   },
+  "bin": {
+    "opencode": "./bin/opencode"
+  },
   "exports": {
+    "./environment": "./src/environment/index.ts",
+    "./testing/environment-conformance": "./test/lib/environment-conformance.ts",
+    "./session/runner": "./src/session/runner/index.ts",
+    "./instructions": "./src/instructions/index.ts",
     "./*": "./src/*.ts"
   },
   "imports": {
@@ -36,46 +32,32 @@
       "default": "./src/database/sqlite.node.ts"
     },
     "#pty": {
-      "workerd": "./src/pty/pty.workerd.ts",
       "bun": "./src/pty/pty.bun.ts",
       "node": "./src/pty/pty.node.ts",
       "default": "./src/pty/pty.bun.ts"
     },
     "#fff": {
-      "workerd": "./src/filesystem/fff.workerd.ts",
       "bun": "./src/filesystem/fff.bun.ts",
       "node": "./src/filesystem/fff.node.ts",
       "default": "./src/filesystem/fff.bun.ts"
     },
     "#photon-wasm": {
-      "workerd": "./src/image/photon-wasm.workerd.ts",
       "bun": "./src/image/photon-wasm.bun.ts",
       "node": "./src/image/photon-wasm.node.ts",
       "default": "./src/image/photon-wasm.bun.ts"
     },
     "#shell-parser-wasm": {
-      "workerd": "./src/shell/parser-wasm.workerd.ts",
       "bun": "./src/shell/parser-wasm.bun.ts",
       "node": "./src/shell/parser-wasm.node.ts",
       "default": "./src/shell/parser-wasm.bun.ts"
     },
     "#process-lock-ffi": {
-      "workerd": "./src/util/process-lock-ffi.workerd.ts",
       "bun": "./src/util/process-lock-ffi.bun.ts",
       "node": "./src/util/process-lock-ffi.node.ts",
       "default": "./src/util/process-lock-ffi.bun.ts"
-    },
-    "#v1-migration": {
-      "types": "./src/database/v1-migration.bun.ts",
-      "bun": "./src/database/v1-migration.bun.ts",
-      "node": "./src/database/v1-migration.noop.ts",
-      "workerd": "./src/database/v1-migration.noop.ts",
-      "default": "./src/database/v1-migration.noop.ts"
     }
   },
   "devDependencies": {
-    "@effect/platform-node": "catalog:",
-    "@effect/sql-sqlite-bun": "catalog:",
     "@tsconfig/bun": "catalog:",
     "@types/bun": "catalog:",
     "@types/node": "catalog:",
@@ -111,6 +93,8 @@
     "@ai-sdk/togetherai": "2.0.41",
     "@ai-sdk/vercel": "2.0.39",
     "@aws-sdk/credential-providers": "3.1057.0",
+    "@effect/platform-node": "catalog:",
+    "@effect/sql-sqlite-bun": "catalog:",
     "@lydell/node-pty": "catalog:",
     "@modelcontextprotocol/sdk": "1.29.0",
     "@ff-labs/fff-bun": "0.10.1",
@@ -144,5 +128,8 @@
     "web-tree-sitter": "0.25.10",
     "which": "6.0.1",
     "zod": "catalog:"
+  },
+  "overrides": {
+    "drizzle-orm": "catalog:"
   }
 }

packages/core/schema.json

@@ -1,8 +1,8 @@
 {
   "version": "7",
   "dialect": "sqlite",
-  "id": "5c1aa56b-c3ee-4283-9a84-c0bf626dc604",
+  "id": "00924d88-1842-4d71-ac74-5682ddc47e1c",
-  "prevIds": ["00924d88-1842-4d71-ac74-5682ddc47e1c"],
+  "prevIds": ["15060ec5-05f7-4b86-b2a5-9108609432b3"],
   "ddl": [
     {
       "name": "account_state",
@@ -56,10 +56,6 @@
       "name": "instruction_state",
       "entityType": "tables"
     },
-    {
-      "name": "session_inbox",
-      "entityType": "tables"
-    },
     {
       "name": "session_message",
       "entityType": "tables"
@@ -846,76 +842,6 @@
       "entityType": "columns",
       "table": "instruction_state"
     },
-    {
-      "type": "text",
-      "notNull": false,
-      "autoincrement": false,
-      "default": null,
-      "generated": null,
-      "name": "id",
-      "entityType": "columns",
-      "table": "session_inbox"
-    },
-    {
-      "type": "text",
-      "notNull": true,
-      "autoincrement": false,
-      "default": null,
-      "generated": null,
-      "name": "session_id",
-      "entityType": "columns",
-      "table": "session_inbox"
-    },
-    {
-      "type": "text",
-      "notNull": true,
-      "autoincrement": false,
-      "default": null,
-      "generated": null,
-      "name": "type",
-      "entityType": "columns",
-      "table": "session_inbox"
-    },
-    {
-      "type": "text",
-      "notNull": true,
-      "autoincrement": false,
-      "default": null,
-      "generated": null,
-      "name": "payload",
-      "entityType": "columns",
-      "table": "session_inbox"
-    },
-    {
-      "type": "text",
-      "notNull": true,
-      "autoincrement": false,
-      "default": null,
-      "generated": null,
-      "name": "delivery",
-      "entityType": "columns",
-      "table": "session_inbox"
-    },
-    {
-      "type": "integer",
-      "notNull": true,
-      "autoincrement": false,
-      "default": null,
-      "generated": null,
-      "name": "enqueued_seq",
-      "entityType": "columns",
-      "table": "session_inbox"
-    },
-    {
-      "type": "integer",
-      "notNull": true,
-      "autoincrement": false,
-      "default": null,
-      "generated": null,
-      "name": "time_created",
-      "entityType": "columns",
-      "table": "session_inbox"
-    },
     {
       "type": "text",
       "notNull": false,
@@ -1502,17 +1428,6 @@
       "entityType": "fks",
       "table": "instruction_state"
     },
-    {
-      "columns": ["session_id"],
-      "tableTo": "session_v2",
-      "columnsTo": ["id"],
-      "onUpdate": "NO ACTION",
-      "onDelete": "CASCADE",
-      "nameExplicit": false,
-      "name": "fk_session_inbox_session_id_session_v2_id_fk",
-      "entityType": "fks",
-      "table": "session_inbox"
-    },
     {
       "columns": ["session_id"],
       "tableTo": "session_v2",
@@ -1637,13 +1552,6 @@
       "table": "instruction_state",
       "entityType": "pks"
     },
-    {
-      "columns": ["id"],
-      "nameExplicit": false,
-      "name": "session_inbox_pk",
-      "table": "session_inbox",
-      "entityType": "pks"
-    },
     {
       "columns": ["id"],
       "nameExplicit": false,
@@ -1734,46 +1642,6 @@
       "entityType": "indexes",
       "table": "permission"
     },
-    {
-      "columns": [
-        {
-          "value": "session_id",
-          "isExpression": false
-        },
-        {
-          "value": "delivery",
-          "isExpression": false
-        },
-        {
-          "value": "enqueued_seq",
-          "isExpression": false
-        }
-      ],
-      "isUnique": false,
-      "where": null,
-      "origin": "manual",
-      "name": "session_inbox_session_delivery_seq_idx",
-      "entityType": "indexes",
-      "table": "session_inbox"
-    },
-    {
-      "columns": [
-        {
-          "value": "session_id",
-          "isExpression": false
-        },
-        {
-          "value": "enqueued_seq",
-          "isExpression": false
-        }
-      ],
-      "isUnique": true,
-      "where": null,
-      "origin": "manual",
-      "name": "session_inbox_session_enqueued_seq_idx",
-      "entityType": "indexes",
-      "table": "session_inbox"
-    },
     {
       "columns": [
         {

packages/core/script/build.ts

@@ -1,34 +0,0 @@
-#!/usr/bin/env bun
-
-import { $ } from "bun"
-import { rm } from "node:fs/promises"
-import path from "node:path"
-import { fileURLToPath } from "node:url"
-
-process.chdir(fileURLToPath(new URL("..", import.meta.url)))
-
-await rm("dist", { recursive: true, force: true })
-await $`bun tsc -p tsconfig.build.json`
-
-const root = path.resolve("src")
-const files = await Array.fromAsync(new Bun.Glob("**/*.ts").scan({ cwd: root, absolute: true }))
-const result = await Bun.build({
-  entrypoints: files.filter((file) => !file.endsWith(".d.ts")),
-  root,
-  outdir: "dist",
-  target: "node",
-  format: "esm",
-  packages: "external",
-  external: ["#sqlite", "#pty", "#fff", "#photon-wasm", "#shell-parser-wasm", "#process-lock-ffi", "#v1-migration"],
-  splitting: true,
-  loader: {
-    ".txt": "text",
-    ".md": "text",
-  },
-  naming: {
-    entry: "[dir]/[name].[ext]",
-    chunk: "chunks/[name]-[hash].[ext]",
-    asset: "assets/[name]-[hash].[ext]",
-  },
-})
-if (!result.success) throw new AggregateError(result.logs, "Failed to build Core")

packages/core/script/publish.ts

@@ -1,50 +0,0 @@
-#!/usr/bin/env bun
-
-import { Script } from "@opencode-ai/script"
-import { $ } from "bun"
-import { rm } from "node:fs/promises"
-import { fileURLToPath } from "node:url"
-
-process.chdir(fileURLToPath(new URL("..", import.meta.url)))
-
-const originalText = await Bun.file("package.json").text()
-const pkg = JSON.parse(originalText) as {
-  name: string
-  version: string
-  exports: Record<string, string | { import: string; types: string }>
-  imports: Record<string, Record<string, string>>
-}
-const tarball = `${pkg.name.replace("@", "").replace("/", "-")}-${pkg.version}.tgz`
-const output = (value: string, types = false) =>
-  value.replace("./src/", types ? "./dist/types/" : "./dist/").replace(/\.ts$/, types ? ".d.ts" : ".js")
-
-if ((await $`npm view ${pkg.name}@${pkg.version} version`.nothrow()).exitCode === 0) {
-  console.log(`already published ${pkg.name}@${pkg.version}`)
-  process.exit(0)
-}
-
-try {
-  await $`bun run typecheck`
-  await $`bun run build`
-  pkg.exports = Object.fromEntries(
-    Object.entries(pkg.exports).map(([key, value]) => {
-      if (typeof value !== "string") return [key, value]
-      return [key, { import: output(value), types: output(value, true) }]
-    }),
-  )
-  pkg.imports = Object.fromEntries(
-    Object.entries(pkg.imports).map(([key, conditions]) => [
-      key,
-      Object.fromEntries(
-        Object.entries(conditions).map(([condition, value]) => [condition, output(value, condition === "types")]),
-      ),
-    ]),
-  )
-  await Bun.write("package.json", JSON.stringify(pkg, null, 2) + "\n")
-  await rm(tarball, { force: true })
-  await $`bun pm pack`
-  await $`npm publish ${tarball} --tag ${Script.channel} --access public`
-} finally {
-  await Bun.write("package.json", originalText)
-  await rm(tarball, { force: true })
-}

packages/core/src/aisdk.ts

@@ -763,9 +763,7 @@ function apiCallErrorReason(error: APICallError) {
   if (error.statusCode !== undefined || !error.isRetryable) return reason
   return new TransportReason({
     message: reason.message,
-    transport: "http",
+    kind: error.name,
-    operation: "request",
-    code: error.name,
     url: error.url,
     http: "http" in reason ? reason.http : undefined,
   })

packages/core/src/bus.ts

@@ -6,8 +6,7 @@ import type { EventLog } from "@opencode-ai/schema/event-log"
 import { and, asc, eq, gt, lte, sql } from "drizzle-orm"
 import { Database } from "./database/database.js"
 import { EventSequenceTable, EventTable } from "./event/sql.js"
-import type { Location } from "@opencode-ai/schema/location"
+import { Location } from "./location.js"
-import { KeyedMutex } from "./effect/keyed-mutex.js"
 import { makeGlobalNode } from "@opencode-ai/util/effect/app-node"
 import { isDeepStrictEqual } from "node:util"
 import { Durable } from "@opencode-ai/schema/durable-event-manifest"
@@ -93,16 +92,6 @@ export interface PublishOptions {
   readonly commit?: (seq: number) => Effect.Effect<void>
 }
 
-export type PublishInput<D extends Event.DurableDefinition = Event.DurableDefinition> = readonly [
-  definition: D,
-  data: Event.Data<D>,
-  options?: PublishOptions,
-]
-
-export type PublishResult<I extends readonly PublishInput[]> = {
-  readonly [K in keyof I]: I[K] extends PublishInput<infer D> ? Event.Payload<D> : never
-}
-
 /** Marker/event union emitted by `log`. */
 export type LogItem = Event.Payload | EventLog.Synced
 
@@ -135,9 +124,6 @@ export interface Interface {
     data: Event.Data<D>,
     options?: PublishOptions,
   ) => Effect.Effect<Event.Payload<D>>
-  readonly publishAll: <const I extends readonly [PublishInput, ...PublishInput[]]>(
-    events: I,
-  ) => Effect.Effect<PublishResult<I>>
   readonly subscribe: Subscribe
   /**
    * Durable, ordered per-aggregate log read. Forked aggregates may reserve an
@@ -183,9 +169,6 @@ export function configured(options?: Options) {
     layer: Layer.effect(
       Service,
       Effect.gen(function* () {
-        // Deferred import: a static one would close the module cycle
-        // bus → location → project → bus and hit the node bindings in TDZ.
-        const { Location } = yield* Effect.promise(() => import("./location.js"))
         const pubsub = {
           live: yield* PubSub.unbounded<Event.Payload>(),
           durable: new Map<string, Set<PubSub.PubSub<void>>>(),
@@ -193,7 +176,6 @@ export function configured(options?: Options) {
         }
         const projectors = new Map<string, Subscriber[]>()
         const listeners = new Array<Subscriber>()
-        const durableLocks = KeyedMutex.makeUnsafe<string>()
         const { db } = yield* Database.Service
         const logReadPageSize = options?.logReadPageSize ?? 512
         const persist = options?.persist ?? false
@@ -403,23 +385,15 @@ export function configured(options?: Options) {
                 }),
               )
             if (definition?.durable) {
-              const aggregateID = (event.data as Record<string, unknown>)[definition.durable.aggregate]
+              const committed = yield* commitDurableEvent(definition, event as Event.Payload, undefined, commit)
-              if (typeof aggregateID !== "string")
+              if (committed) {
-                return yield* commitDurableEvent(definition, event as Event.Payload, undefined, commit).pipe(
+                event = {
-                  Effect.as(event),
+                  ...event,
-                )
+                  durable: envelope(committed.aggregateID, committed.seq, definition.durable.version),
-              return yield* durableLocks.withLock(aggregateID)(
+                }
-                Effect.gen(function* () {
+                yield* notify(event as Event.Payload, true)
-                  const committed = yield* commitDurableEvent(definition, event as Event.Payload, undefined, commit)
+                return event
-                  if (!committed) return event
+              }
-                  event = {
-                    ...event,
-                    durable: envelope(committed.aggregateID, committed.seq, definition.durable.version),
-                  }
-                  yield* notify(event as Event.Payload, true)
-                  return event
-                }),
-              )
             }
             yield* notify(event as Event.Payload, false)
             return event
@@ -470,144 +444,6 @@ export function configured(options?: Options) {
           })
         }
 
-        function publishAll<const I extends readonly [PublishInput, ...PublishInput[]]>(events: I) {
-          return Effect.gen(function* () {
-            const serviceLocation = Option.getOrUndefined(yield* Effect.serviceOption(Location.Service))
-            const payloads = yield* Effect.forEach(events, ([definition, data, options]) =>
-              Effect.gen(function* () {
-                const aggregateID = (data as Record<string, unknown>)[definition.durable.aggregate]
-                if (typeof aggregateID !== "string") {
-                  return yield* Effect.die(
-                    new InvalidDurableEventError({
-                      type: definition.type,
-                      message: `Expected string aggregate field ${definition.durable.aggregate}`,
-                    }),
-                  )
-                }
-                const location =
-                  options?.location ??
-                  (serviceLocation
-                    ? { directory: serviceLocation.directory, workspaceID: serviceLocation.workspaceID }
-                    : undefined)
-                return {
-                  definition,
-                  aggregateID,
-                  commit: options?.commit,
-                  event: {
-                    id: options?.id ?? Event.ID.create(),
-                    created: yield* DateTime.now,
-                    ...(options?.metadata ? { metadata: options.metadata } : {}),
-                    type: definition.type,
-                    ...(location ? { location } : {}),
-                    data,
-                  } as Event.Payload,
-                }
-              }),
-            )
-            const aggregateID = payloads[0].aggregateID
-            if (payloads.some((item) => item.aggregateID !== aggregateID)) {
-              return yield* Effect.die(
-                new InvalidDurableEventError({
-                  type: payloads[0].definition.type,
-                  message: "Published events must belong to the same aggregate",
-                }),
-              )
-            }
-            return yield* durableLocks.withLock(aggregateID)(
-              Effect.uninterruptible(
-                Effect.gen(function* () {
-                  const committed = yield* db
-                    .transaction(
-                      () =>
-                        Effect.gen(function* () {
-                          const row = yield* db
-                            .select({ seq: EventSequenceTable.seq })
-                            .from(EventSequenceTable)
-                            .where(eq(EventSequenceTable.aggregate_id, aggregateID))
-                            .get()
-                            .pipe(Effect.orDie)
-                          const firstSeq = (row?.seq ?? -1) + 1
-                          const finalSeq = firstSeq + payloads.length - 1
-                          const result = new Array<Event.Payload>()
-                          const rows = new Array<typeof EventTable.$inferInsert>()
-                          const ids = new Set<Event.ID>()
-                          for (const [index, item] of payloads.entries()) {
-                            const seq = firstSeq + index
-                            const encoded = Schema.encodeUnknownSync(item.definition.data)(item.event.data) as Record<
-                              string,
-                              unknown
-                            >
-                            if (persist) {
-                              if (ids.has(item.event.id))
-                                yield* Effect.die(
-                                  new InvalidDurableEventError({
-                                    type: item.event.type,
-                                    message: `Event ${item.event.id} appears more than once in the batch`,
-                                  }),
-                                )
-                              ids.add(item.event.id)
-                              const stored = yield* db
-                                .select({ aggregateID: EventTable.aggregate_id, seq: EventTable.seq })
-                                .from(EventTable)
-                                .where(eq(EventTable.id, item.event.id))
-                                .get()
-                                .pipe(Effect.orDie)
-                              if (stored)
-                                yield* Effect.die(
-                                  new InvalidDurableEventError({
-                                    type: item.event.type,
-                                    message: `Event ${item.event.id} already exists at aggregate ${stored.aggregateID} sequence ${stored.seq}`,
-                                  }),
-                                )
-                            }
-                            const event = {
-                              ...item.event,
-                              durable: envelope(aggregateID, seq, item.definition.durable.version),
-                            } as Event.Payload
-                            for (const projector of projectors.get(
-                              versionedType(item.definition.type, item.definition.durable.version),
-                            ) ?? []) {
-                              yield* projector(event)
-                            }
-                            if (item.commit) yield* item.commit(seq)
-                            if (persist)
-                              rows.push({
-                                id: event.id,
-                                aggregate_id: aggregateID,
-                                seq,
-                                created: DateTime.toEpochMillis(event.created),
-                                type: versionedType(item.definition.type, item.definition.durable.version),
-                                data: encoded,
-                              })
-                            result.push(event)
-                          }
-                          yield* db
-                            .insert(EventSequenceTable)
-                            .values([{ aggregate_id: aggregateID, seq: finalSeq }])
-                            .onConflictDoUpdate({ target: EventSequenceTable.aggregate_id, set: { seq: finalSeq } })
-                            .run()
-                            .pipe(Effect.orDie)
-                          if (persist) yield* db.insert(EventTable).values(rows).run().pipe(Effect.orDie)
-                          return result
-                        }),
-                      { behavior: "immediate" },
-                    )
-                    .pipe(Effect.orDie)
-                  yield* Effect.forEach(
-                    pubsub.durable.get(aggregateID) ?? [],
-                    (wake) => PubSub.publish(wake, undefined),
-                    {
-                      discard: true,
-                    },
-                  )
-                  yield* Effect.forEach(committed, (event) => notify(event, true), { discard: true })
-                  return committed as PublishResult<I>
-                }),
-              ),
-            )
-          })
-        }
-
         function replay(
           event: SerializedEvent,
           options?: { readonly publish?: boolean; readonly ownerID?: string; readonly strictOwner?: boolean },
@@ -619,31 +455,27 @@ export function configured(options?: Options) {
                 new InvalidDurableEventError({ type: event.type, message: `Unknown durable event type ${event.type}` }),
               )
             } else {
-              yield* durableLocks.withLock(event.aggregateID)(
+              const payload = {
-                Effect.gen(function* () {
+                id: event.id,
-                  const payload = {
+                created: event.created ?? DateTime.makeUnsafe(0),
-                    id: event.id,
+                type: definition.type,
-                    created: event.created ?? DateTime.makeUnsafe(0),
+                data: Schema.decodeUnknownSync(definition.data)(event.data),
-                    type: definition.type,
+              } as Event.Payload
-                    data: Schema.decodeUnknownSync(definition.data)(event.data),
+              const committed = yield* commitDurableEvent(definition, payload, {
-                  } as Event.Payload
+                seq: event.seq,
-                  const committed = yield* commitDurableEvent(definition, payload, {
+                aggregateID: event.aggregateID,
-                    seq: event.seq,
+                ownerID: options?.ownerID,
-                    aggregateID: event.aggregateID,
+                strictOwner: options?.strictOwner,
-                    ownerID: options?.ownerID,
+              })
-                    strictOwner: options?.strictOwner,
+              if (committed && options?.publish) {
-                  })
+                yield* notify(
-                  if (committed && options?.publish) {
+                  {
-                    yield* notify(
+                    ...payload,
-                      {
+                    durable: envelope(committed.aggregateID, committed.seq, definition.durable.version),
-                        ...payload,
+                  },
-                        durable: envelope(committed.aggregateID, committed.seq, definition.durable.version),
+                  true,
-                      },
+                )
-                      true,
+              }
-                    )
-                  }
-                }),
-              )
             }
           })
         }
@@ -860,7 +692,6 @@ export function configured(options?: Options) {
 
         return Service.of({
           publish,
-          publishAll,
           subscribe,
           log,
           listen,

packages/core/src/codemode/tool.ts

@@ -75,9 +75,7 @@ export const create = (
               const outputFileParts = outputFiles(content)
               if (outputFileParts.length > 0)
                 yield* Ref.update(files, (items) => [...items, { index, files: outputFileParts }])
-              if (executed.output !== undefined) return executed.output
+              return executed.output
-              const text = content.flatMap((part) => (part.type === "text" ? [part.text] : [])).join("\n")
-              return text === "" ? null : text
             }),
           {
             onToolCallStart: ({ index, name, input }) => {
@@ -157,7 +155,7 @@ function runtime(
     tools[path] = Tool.make({
       description: child.description,
       input: child.inputSchema,
-      output: child.outputSchema ?? Schema.NullOr(Schema.String),
+      output: child.outputSchema,
       execute: (input) => executeTool(name, registration, input),
     })
   }

packages/core/src/database/database.ts

@@ -65,13 +65,4 @@ export function configured(options?: Options) {
   return makeGlobalNode({ service: Service, layer: layer(options), deps: [Global.node] })
 }
 
-/** `configured`, but over an injected SqlClient layer instead of a filesystem path. */
-export function configuredClient(client: Layer.Layer<SqlClient.SqlClient>) {
-  return makeGlobalNode({
-    service: Service,
-    layer: layerFromClient.pipe(Layer.provide(client)),
-    deps: [Global.node],
-  })
-}
-
 export const node = configured({ path: ":memory:" })

packages/core/src/database/drizzle/effect-sqlite/session.ts

@@ -28,20 +28,6 @@ export interface EffectSQLiteQueryEffectHKT extends QueryEffectHKTBase {
   readonly context: never
 }
 
-/**
- * A SqlClient whose runtime rejects SQL transaction statements (BEGIN/COMMIT/SAVEPOINT) and
- * manages transactions natively instead — Cloudflare Durable Object SQLite. Producers set
- * `transactionStatements: false` (see `database/sqlite.workerd.ts`) and the session delegates
- * to the client's `withTransaction` rather than issuing transaction statements.
- */
-export interface NativeTransactionSqlClient extends SqlClient {
-  readonly transactionStatements: false
-}
-
-export function managesTransactionsNatively(client: SqlClient): client is NativeTransactionSqlClient {
-  return (client as SqlClient & { readonly transactionStatements?: boolean }).transactionStatements === false
-}
-
 export type EffectSQLiteRunResult = readonly never[]
 
 export interface EffectSQLiteSessionOptions {
@@ -134,7 +120,6 @@ export class EffectSQLiteSession<TRelations extends AnyRelations> extends SQLite
   }
 
   private withTransaction<A, E, R>(effect: Effect.Effect<A, E, R>, config: SQLiteTransactionConfig | undefined) {
-    if (managesTransactionsNatively(this.client)) return this.client.withTransaction(effect)
     return Effect.uninterruptibleMask((restore) =>
       Effect.withFiber<A, E | SqlError, R>((fiber) => {
         const services = fiber.context

packages/core/src/database/migration.gen.ts

@@ -41,7 +41,6 @@ import m38 from "./migration/20260804233008_loose_psylocke.js"
 import m39 from "./migration/20260805200742_import_legacy_credentials.js"
 import m40 from "./migration/20260808023530_workspace_domain.js"
 import m41 from "./migration/20260811161259_execution_claim_attempts.js"
-import m42 from "./migration/20260812181746_session_inbox.js"
 
 export const migrations = [
   m00,
@@ -86,5 +85,4 @@ export const migrations = [
   m39,
   m40,
   m41,
-  m42,
 ] satisfies DatabaseMigration.Migration[]

packages/core/src/database/migration/20260812181746_session_inbox.ts

@@ -1,30 +0,0 @@
-import { Effect } from "effect"
-import type { DatabaseMigration } from "../migration.js"
-
-const migration: DatabaseMigration.Migration = {
-  id: "20260812181746_session_inbox",
-  up(tx) {
-    return Effect.gen(function* () {
-      yield* tx.run(`
-        CREATE TABLE \`session_inbox\` (
-          \`id\` text PRIMARY KEY,
-          \`session_id\` text NOT NULL,
-          \`type\` text NOT NULL,
-          \`payload\` text NOT NULL,
-          \`delivery\` text NOT NULL,
-          \`enqueued_seq\` integer NOT NULL,
-          \`time_created\` integer NOT NULL,
-          CONSTRAINT \`fk_session_inbox_session_id_session_v2_id_fk\` FOREIGN KEY (\`session_id\`) REFERENCES \`session_v2\`(\`id\`) ON DELETE CASCADE
-        );
-      `)
-      yield* tx.run(
-        `CREATE INDEX \`session_inbox_session_delivery_seq_idx\` ON \`session_inbox\` (\`session_id\`,\`delivery\`,\`enqueued_seq\`);`,
-      )
-      yield* tx.run(
-        `CREATE UNIQUE INDEX \`session_inbox_session_enqueued_seq_idx\` ON \`session_inbox\` (\`session_id\`,\`enqueued_seq\`);`,
-      )
-    })
-  },
-}
-
-export default migration

packages/core/src/database/schema.gen.ts

@@ -142,18 +142,6 @@ const schema: Omit<DatabaseMigration.Migration, "id"> = {
           CONSTRAINT \`fk_instruction_state_session_id_session_v2_id_fk\` FOREIGN KEY (\`session_id\`) REFERENCES \`session_v2\`(\`id\`) ON DELETE CASCADE
         );
       `)
-      yield* tx.run(`
-        CREATE TABLE \`session_inbox\` (
-          \`id\` text PRIMARY KEY,
-          \`session_id\` text NOT NULL,
-          \`type\` text NOT NULL,
-          \`payload\` text NOT NULL,
-          \`delivery\` text NOT NULL,
-          \`enqueued_seq\` integer NOT NULL,
-          \`time_created\` integer NOT NULL,
-          CONSTRAINT \`fk_session_inbox_session_id_session_v2_id_fk\` FOREIGN KEY (\`session_id\`) REFERENCES \`session_v2\`(\`id\`) ON DELETE CASCADE
-        );
-      `)
       yield* tx.run(`
         CREATE TABLE \`session_message\` (
           \`id\` text PRIMARY KEY,
@@ -230,12 +218,6 @@ const schema: Omit<DatabaseMigration.Migration, "id"> = {
       yield* tx.run(
         `CREATE UNIQUE INDEX \`permission_project_action_resource_idx\` ON \`permission\` (\`project_id\`,\`action\`,\`resource\`);`,
       )
-      yield* tx.run(
-        `CREATE INDEX \`session_inbox_session_delivery_seq_idx\` ON \`session_inbox\` (\`session_id\`,\`delivery\`,\`enqueued_seq\`);`,
-      )
-      yield* tx.run(
-        `CREATE UNIQUE INDEX \`session_inbox_session_enqueued_seq_idx\` ON \`session_inbox\` (\`session_id\`,\`enqueued_seq\`);`,
-      )
       yield* tx.run(
         `CREATE UNIQUE INDEX \`session_message_session_seq_idx\` ON \`session_message\` (\`session_id\`,\`seq\`);`,
       )

packages/core/src/database/sqlite.bun.ts

@@ -1,4 +1,5 @@
 import { Database, type SQLQueryBindings } from "bun:sqlite"
+import { drizzle } from "drizzle-orm/bun-sqlite"
 import { Context, Effect, Layer } from "effect"
 import { Reactivity } from "effect/unstable/reactivity"
 import { SqlClient } from "effect/unstable/sql"
@@ -97,7 +98,16 @@ const nativeLayer = (config: Config) =>
 
 const clientLayer = (config: Config) => Layer.effect(SqlClient.SqlClient, make(config))
 
+const drizzleLayer = Layer.effect(
+  Sqlite.Drizzle,
+  Effect.gen(function* () {
+    return drizzle({ client: (yield* Sqlite.Native) as Database })
+  }),
+)
+
 export const sqliteLayer = (config: Config) => {
   const native = nativeLayer(config)
-  return Layer.merge(native, clientLayer(config).pipe(Layer.provide(native))).pipe(Layer.provide(Reactivity.layer))
+  return Layer.merge(native, Layer.merge(clientLayer(config), drizzleLayer).pipe(Layer.provide(native))).pipe(
+    Layer.provide(Reactivity.layer),
+  )
 }

packages/core/src/database/sqlite.node.ts

@@ -1,4 +1,5 @@
 import { DatabaseSync, type SQLInputValue } from "node:sqlite"
+import { drizzle } from "drizzle-orm/node-sqlite"
 import { Context, Effect, Layer } from "effect"
 import { Reactivity } from "effect/unstable/reactivity"
 import { SqlClient } from "effect/unstable/sql"
@@ -94,7 +95,16 @@ const nativeLayer = (config: Config) =>
 
 const clientLayer = (config: Config) => Layer.effect(SqlClient.SqlClient, make(config))
 
+const drizzleLayer = Layer.effect(
+  Sqlite.Drizzle,
+  Effect.gen(function* () {
+    return drizzle({ client: (yield* Sqlite.Native) as DatabaseSync }) as unknown as Sqlite.DrizzleClient
+  }),
+)
+
 export const sqliteLayer = (config: Config) => {
   const native = nativeLayer(config)
-  return Layer.merge(native, clientLayer(config).pipe(Layer.provide(native))).pipe(Layer.provide(Reactivity.layer))
+  return Layer.merge(native, Layer.merge(clientLayer(config), drizzleLayer).pipe(Layer.provide(native))).pipe(
+    Layer.provide(Reactivity.layer),
+  )
 }

packages/core/src/database/sqlite.ts

@@ -5,8 +5,11 @@ import { identity } from "effect/Function"
 import { SqlClient, Statement } from "effect/unstable/sql"
 import type { Connection } from "effect/unstable/sql/SqlConnection"
 import type { SqlError } from "effect/unstable/sql/SqlError"
+import type { drizzle } from "drizzle-orm/bun-sqlite"
 
+export type DrizzleClient = ReturnType<typeof drizzle>
 export class Native extends Context.Service<Native, unknown>()("@opencode-ai/core/database/SqliteNative") {}
+export class Drizzle extends Context.Service<Drizzle, DrizzleClient>()("@opencode-ai/core/database/SqliteDrizzle") {}
 
 export interface ClientConfig {
   readonly spanAttributes?: Record<string, unknown>

packages/core/src/database/sqlite.workerd.ts

@@ -1,10 +1,10 @@
+import { drizzle } from "drizzle-orm/durable-sqlite"
 import { Context, Effect, Exit, Fiber, Layer, Scope, Semaphore, Stream } from "effect"
 import { identity } from "effect/Function"
 import { Reactivity } from "effect/unstable/reactivity"
 import { SqlClient, Statement } from "effect/unstable/sql"
 import type { Connection } from "effect/unstable/sql/SqlConnection"
 import { classifySqliteError, SqlError, UnknownError } from "effect/unstable/sql/SqlError"
-import type { NativeTransactionSqlClient } from "./drizzle/effect-sqlite/session.js"
 import { Sqlite } from "./sqlite.js"
 
 const ATTR_DB_SYSTEM_NAME = "db.system.name"
@@ -216,10 +216,10 @@ const make = (options: Config) =>
         config: options,
         withTransaction: makeWithTransaction(native, connection, semaphore),
         // Durable Object SQLite rejects BEGIN/COMMIT/SAVEPOINT; consumers such
-        // as the drizzle session detect this and route through withTransaction.
+        // as the drizzle session must route through withTransaction instead.
         transactionStatements: false,
-      } as const,
+      },
-    ) satisfies NativeTransactionSqlClient
+    )
 
     return client
   })
@@ -238,7 +238,17 @@ const nativeLayer = (config: Config) =>
 
 const clientLayer = (config: Config) => Layer.effect(SqlClient.SqlClient, make(config))
 
+const drizzleLayer = Layer.effect(
+  Sqlite.Drizzle,
+  Effect.gen(function* () {
+    const native = (yield* Sqlite.Native) as DurableObjectStorage
+    return drizzle(native) as unknown as Sqlite.DrizzleClient
+  }),
+)
+
 export const sqliteLayer = (config: Config) => {
   const native = nativeLayer(config)
-  return Layer.merge(native, clientLayer(config).pipe(Layer.provide(native))).pipe(Layer.provide(Reactivity.layer))
+  return Layer.merge(native, Layer.merge(clientLayer(config), drizzleLayer).pipe(Layer.provide(native))).pipe(
+    Layer.provide(Reactivity.layer),
+  )
 }

packages/core/src/database/v1-migration.bun.ts

@@ -1,997 +0,0 @@
-export * as V1Migration from "./v1-migration.js"
-
-import { Cause, Effect, Layer, Option, Schema, Semaphore } from "effect"
-import { Database } from "./database.js"
-import { SessionMessageTable, SessionTable } from "../session/sql.js"
-import { SessionV1 } from "@opencode-ai/schema/session-v1"
-import { SessionMessage } from "../session/message.js"
-import { SessionSchema } from "../session/schema.js"
-import { KVTable } from "../kv/sql.js"
-import { EventSequenceTable } from "../event/sql.js"
-import { eq, sql } from "drizzle-orm"
-import { Global } from "@opencode-ai/util/global"
-import { existsSync } from "node:fs"
-import path from "node:path"
-import type { Database as SQLiteDatabase } from "bun:sqlite"
-import { Project } from "@opencode-ai/schema/project"
-
-export type SourceMessage = {
-  readonly id: string
-  readonly session_id: string
-  readonly time_created: number
-  readonly time_updated: number
-  readonly data: string
-}
-
-export type SourcePart = {
-  readonly id: string
-  readonly message_id: string
-  readonly session_id: string
-  readonly time_created: number
-  readonly time_updated: number
-  readonly data: string
-}
-
-export type TransformInput = {
-  readonly session: typeof SessionTable.$inferSelect
-  readonly messages: ReadonlyArray<SourceMessage>
-  readonly parts: ReadonlyArray<SourcePart>
-}
-
-export type Warning = {
-  readonly reason: string
-  readonly sessionID: string
-  readonly messageID?: string
-  readonly partID?: string
-  readonly observedType?: string
-}
-
-export type TransformResult = {
-  readonly messages: ReadonlyArray<{
-    readonly id: string
-    readonly session_id: string
-    readonly type: SessionMessage.Type
-    readonly seq: number
-    readonly time_created: number
-    readonly time_updated: number
-    readonly data: Record<string, unknown>
-  }>
-  readonly session: Pick<
-    typeof SessionTable.$inferInsert,
-    | "agent"
-    | "model"
-    | "cost"
-    | "tokens_input"
-    | "tokens_output"
-    | "tokens_reasoning"
-    | "tokens_cache_read"
-    | "tokens_cache_write"
-    | "revert"
-    | "time_compacting"
-  >
-  readonly watermark: number
-  readonly warnings: ReadonlyArray<Warning>
-}
-
-type Progress = {
-  readonly label: string
-  readonly numerator?: number
-  readonly denominator?: number
-}
-
-export type Status =
-  | { readonly status: "required" | "completed" }
-  | { readonly status: "running"; readonly progress: Progress }
-  | { readonly status: "error"; readonly error: string }
-
-type RunResult = {
-  readonly status: "completed"
-}
-
-type Options = {
-  readonly nextDatabasePath?: string
-}
-
-type MigrationState = { readonly phase: "sessions"; readonly cursor?: string } | { readonly phase: "completed" }
-
-type RuntimeState =
-  | { readonly status: "idle" }
-  | { readonly status: "running"; readonly progress: Progress }
-  | { readonly status: "error"; readonly error: string }
-
-type NextProject = {
-  readonly id: string
-  readonly worktree: string
-  readonly vcs: string | null
-  readonly name: string | null
-  readonly icon_url: string | null
-  readonly icon_url_override: string | null
-  readonly icon_color: string | null
-  readonly time_created: number
-  readonly time_updated: number
-  readonly time_initialized: number | null
-  readonly sandboxes: string
-  readonly commands: string | null
-}
-
-type NextSession = {
-  readonly id: string
-  readonly project_id: string
-  readonly workspace_id: string | null
-  readonly parent_id: string | null
-  readonly fork_session_id: string | null
-  readonly fork_boundary: string | null
-  readonly slug: string
-  readonly directory: string
-  readonly path: string | null
-  readonly title: string | null
-  readonly version: string
-  readonly share_url: string | null
-  readonly summary_additions: number | null
-  readonly summary_deletions: number | null
-  readonly summary_files: number | null
-  readonly summary_diffs: string | null
-  readonly metadata: string | null
-  readonly cost: number
-  readonly tokens_input: number
-  readonly tokens_output: number
-  readonly tokens_reasoning: number
-  readonly tokens_cache_read: number
-  readonly tokens_cache_write: number
-  readonly revert: string | null
-  readonly permission: string | null
-  readonly agent: string | null
-  readonly model: string | null
-  readonly time_created: number
-  readonly time_updated: number
-  readonly time_compacting: number | null
-  readonly time_archived: number | null
-  readonly time_suspended: number | null
-}
-
-type NextMessage = {
-  readonly id: string
-  readonly session_id: string
-  readonly type: string
-  readonly seq: number
-  readonly time_created: number
-  readonly time_updated: number
-  readonly data: string
-}
-
-const lock = Semaphore.makeUnsafe(1)
-const MIGRATION_STATE_KEY = "migration.v1-v2"
-const EVENT_DELETE_BATCH_SIZE = 1_000
-const decodeJson = Schema.decodeUnknownOption(Schema.UnknownFromJsonString)
-const decodeMessage = Schema.decodeUnknownOption(SessionV1.Info)
-const decodePart = Schema.decodeUnknownOption(SessionV1.Part)
-let runtimeState: RuntimeState = { status: "idle" }
-
-export function transformSession(input: TransformInput): TransformResult {
-  const warnings: Warning[] = []
-  const messages = input.messages
-    .map((row) => {
-      const value = Option.getOrUndefined(decodeJson(row.data))
-      const decoded =
-        value && typeof value === "object"
-          ? Option.getOrUndefined(decodeMessage({ ...value, id: row.id, sessionID: row.session_id }))
-          : undefined
-      if (decoded) return { row, value: decoded }
-      warnings.push({ reason: "invalid-message", sessionID: input.session.id, messageID: row.id })
-      return undefined
-    })
-    .filter((item): item is NonNullable<typeof item> => item !== undefined)
-    .sort((a, b) => a.row.time_created - b.row.time_created || a.row.id.localeCompare(b.row.id))
-  const messageIDs = new Set(input.messages.map((row) => row.id))
-  const parts = input.parts
-    .map((row) => {
-      const value = Option.getOrUndefined(decodeJson(row.data))
-      const observedType = value && typeof value === "object" && "type" in value ? String(value.type) : undefined
-      if (!messageIDs.has(row.message_id)) {
-        warnings.push({
-          reason: "orphan-part",
-          sessionID: input.session.id,
-          messageID: row.message_id,
-          partID: row.id,
-          observedType,
-        })
-        return undefined
-      }
-      const decoded =
-        value && typeof value === "object"
-          ? Option.getOrUndefined(
-              decodePart({ ...value, id: row.id, messageID: row.message_id, sessionID: row.session_id }),
-            )
-          : undefined
-      if (decoded) return { row, value: decoded }
-      warnings.push({
-        reason: "invalid-part",
-        sessionID: input.session.id,
-        messageID: row.message_id,
-        partID: row.id,
-        observedType,
-      })
-      return undefined
-    })
-    .filter((item): item is NonNullable<typeof item> => item !== undefined)
-    .sort((a, b) => a.row.id.localeCompare(b.row.id))
-  const byMessage = Map.groupBy(parts, (item) => item.row.message_id)
-  const paired = new Set<string>()
-  const used = new Set(messages.map((item) => item.row.id))
-  const projected = messages
-    .flatMap((item) => {
-      if (paired.has(item.row.id)) return []
-      const owned = byMessage.get(item.row.id)?.map((part) => part.value) ?? []
-      if (item.value.role === "user") {
-        const compaction = owned.find((part) => part.type === "compaction")
-        if (compaction?.type === "compaction") {
-          const pairedSummary = messages.find(
-            (candidate) =>
-              candidate.value.role === "assistant" &&
-              candidate.value.parentID === item.row.id &&
-              candidate.value.summary,
-          )
-          if (!pairedSummary || pairedSummary.value.role !== "assistant") return []
-          paired.add(pairedSummary.row.id)
-          if (pairedSummary.value.error || pairedSummary.value.time.completed === undefined) return []
-          const summary = pairedSummary
-          const summaryText = (byMessage.get(summary.row.id) ?? [])
-            .map((part) => part.value)
-            .filter((part) => part.type === "text" && part.text.length > 0)
-            .map((part) => (part.type === "text" ? part.text : ""))
-            .join("\n\n")
-          const tailIndex = compaction.tail_start_id
-            ? messages.findIndex((candidate) => candidate.row.id === compaction.tail_start_id)
-            : -1
-          const compactionIndex = messages.findIndex((candidate) => candidate.row.id === item.row.id)
-          const tail = tailIndex < 0 ? [] : messages.slice(tailIndex, compactionIndex)
-          return [
-            row(
-              { ...item.row, time_updated: Math.max(item.row.time_updated, summary.row.time_updated) },
-              {
-                id: item.row.id,
-                type: "compaction",
-                status: "completed",
-                reason: compaction.auto ? "auto" : "manual",
-                summary: summaryText,
-                recent: serializeRecent(tail, byMessage),
-                time: { created: item.row.time_created },
-              },
-            ),
-          ]
-        }
-        const subtasks = owned.filter((part) => part.type === "subtask")
-        const visible = owned.filter((part) => part.type === "text" && !part.ignored)
-        const files = owned.filter((part) => part.type === "file")
-        const agents = owned.filter((part) => part.type === "agent")
-        if (subtasks.length > 0 && visible.length === 0 && files.length === 0 && agents.length === 0) return []
-        const ordinary = visible.filter((part) => part.type === "text" && !part.synthetic)
-        const synthetic = visible.filter((part) => part.type === "text" && part.synthetic)
-        const attachments = files.flatMap((part) => (part.type === "file" ? migrateFile(part) : []))
-        const unavailable = files.flatMap((part) =>
-          part.type === "file" && !part.url.startsWith("data:") ? [unavailableFile(part)] : [],
-        )
-        const text = owned
-          .flatMap((part) => {
-            if (part.type === "text" && !part.ignored && !part.synthetic) return [part.text]
-            if (part.type === "file" && !part.url.startsWith("data:")) return [unavailableFile(part)]
-            return []
-          })
-          .join("\n\n")
-        const agentAttachments = agents.map((part) =>
-          part.type === "agent"
-            ? {
-                name: part.name,
-                ...(part.source
-                  ? { mention: { text: part.source.value, start: part.source.start, end: part.source.end } }
-                  : {}),
-              }
-            : { name: "" },
-        )
-        if (
-          ordinary.length === 0 &&
-          unavailable.length === 0 &&
-          synthetic.length > 0 &&
-          attachments.length === 0 &&
-          agentAttachments.length === 0
-        )
-          return [
-            row(item.row, {
-              id: item.row.id,
-              type: "synthetic",
-              text: synthetic.map((part) => (part.type === "text" ? part.text : "")).join("\n\n"),
-              time: { created: item.row.time_created },
-            }),
-          ]
-        const user = row(item.row, {
-          id: item.row.id,
-          type: "user",
-          text,
-          ...(attachments.length ? { files: attachments } : {}),
-          ...(agentAttachments.length ? { agents: agentAttachments } : {}),
-          time: { created: item.row.time_created },
-        })
-        if (synthetic.length === 0) return [user]
-        return [
-          user,
-          row(item.row, {
-            id: syntheticID(item.row.id, used),
-            type: "synthetic",
-            text: synthetic.map((part) => (part.type === "text" ? part.text : "")).join("\n\n"),
-            time: { created: item.row.time_created },
-          }),
-        ]
-      }
-      if (item.value.role !== "assistant") return []
-      const assistant = item.value
-      const parent = messages.find((candidate) => candidate.row.id === assistant.parentID)
-      const parentParts = parent ? (byMessage.get(parent.row.id)?.map((part) => part.value) ?? []) : []
-      if (
-        parentParts.some((part) => part.type === "subtask") &&
-        owned.some((part) => part.type === "tool" && part.tool === "task")
-      )
-        return []
-      const content = owned.flatMap((part): Array<Record<string, unknown>> => {
-        if (part.type === "text")
-          return [{ type: "text", text: part.text, ...(part.metadata ? { state: part.metadata } : {}) }]
-        if (part.type === "reasoning")
-          return [
-            {
-              type: "reasoning",
-              text: part.text,
-              ...(part.metadata ? { state: part.metadata } : {}),
-              time: { created: part.time.start, ...(part.time.end === undefined ? {} : { completed: part.time.end }) },
-            },
-          ]
-        if (part.type !== "tool") return []
-        return [migrateTool(part, item.row.time_created)]
-      })
-      const start =
-        owned.flatMap((part) => (part.type === "step-start" && part.snapshot ? [part.snapshot] : []))[0] ??
-        owned.flatMap((part) => (part.type === "snapshot" ? [part.snapshot] : []))[0] ??
-        owned.flatMap((part) => (part.type === "patch" ? [part.hash] : []))[0]
-      const end = owned.flatMap((part) => (part.type === "step-finish" && part.snapshot ? [part.snapshot] : [])).at(-1)
-      const snapshotFiles = Array.from(new Set(owned.flatMap((part) => (part.type === "patch" ? part.files : []))))
-      const finish = normalizeFinish(assistant.finish)
-      return [
-        row(item.row, {
-          id: item.row.id,
-          type: "assistant",
-          agent: assistant.agent,
-          model: {
-            providerID: assistant.providerID,
-            id: assistant.modelID,
-            variant: assistant.variant ?? "default",
-          },
-          content,
-          ...(start || end || snapshotFiles.length
-            ? {
-                snapshot: {
-                  ...(start ? { start } : {}),
-                  ...(end ? { end } : {}),
-                  ...(snapshotFiles.length ? { files: snapshotFiles } : {}),
-                },
-              }
-            : {}),
-          ...(finish ? { finish } : {}),
-          cost: assistant.cost,
-          tokens: {
-            input: assistant.tokens.input,
-            output: assistant.tokens.output,
-            reasoning: assistant.tokens.reasoning,
-            cache: assistant.tokens.cache,
-          },
-          ...(assistant.error ? { error: migrateError(assistant.error) } : {}),
-          time: {
-            created: item.row.time_created,
-            ...(assistant.time.completed === undefined ? {} : { completed: item.row.time_updated }),
-          },
-        }),
-      ]
-    })
-    .map((item, seq) => ({ ...item, seq }))
-  const assistants = messages
-    .filter((item) => item.value.role === "assistant")
-    .map((item) => item.value)
-    .filter((item): item is SessionV1.Assistant => item.role === "assistant")
-  const latestUser = messages.findLast((item) => {
-    if (item.value.role !== "user") return false
-    const owned = byMessage.get(item.row.id) ?? []
-    if (owned.some((part) => part.value.type === "compaction")) return false
-    return !owned.some((part) => part.value.type === "subtask") || !owned.every((part) => part.value.type === "subtask")
-  })
-  return {
-    messages: projected,
-    session: {
-      agent: input.session.agent ?? (latestUser?.value.role === "user" ? latestUser.value.agent : null),
-      model:
-        input.session.model ??
-        (latestUser?.value.role === "user"
-          ? {
-              id: latestUser.value.model.modelID,
-              providerID: latestUser.value.model.providerID,
-              variant: latestUser.value.model.variant ?? "default",
-            }
-          : null),
-      cost: assistants.reduce((total, item) => total + item.cost, 0),
-      tokens_input: assistants.reduce((total, item) => total + item.tokens.input, 0),
-      tokens_output: assistants.reduce((total, item) => total + item.tokens.output, 0),
-      tokens_reasoning: assistants.reduce((total, item) => total + item.tokens.reasoning, 0),
-      tokens_cache_read: assistants.reduce((total, item) => total + item.tokens.cache.read, 0),
-      tokens_cache_write: assistants.reduce((total, item) => total + item.tokens.cache.write, 0),
-      revert: null,
-      time_compacting: null,
-    },
-    watermark: projected.length - 1,
-    warnings,
-  }
-}
-
-export function status(): Effect.Effect<Status, never, Database.Service> {
-  return Effect.gen(function* () {
-    const { db } = yield* Database.Service
-    if (!(yield* hasLegacySessions(db))) return { status: "completed" as const }
-    const state = yield* readState(db)
-    if (runtimeState.status === "running") return runtimeState
-    if (runtimeState.status === "error") return runtimeState
-    if (state?.phase === "completed") return { status: "completed" as const }
-    return { status: "required" as const }
-  }).pipe(Effect.orDie)
-}
-
-export const layer = Layer.effectDiscard(
-  Effect.gen(function* () {
-    runtimeState = { status: "running", progress: { label: "Clearing old events" } }
-    yield* run().pipe(
-      Effect.matchCauseEffect({
-        onFailure: (cause) =>
-          Effect.sync(() => {
-            runtimeState = { status: "error", error: errorText(Cause.squash(cause)) }
-          }).pipe(Effect.andThen(Effect.logError("V1 migration failed", { cause }))),
-        onSuccess: () =>
-          Effect.sync(() => {
-            runtimeState = { status: "idle" }
-          }),
-      }),
-      Effect.forkScoped({ startImmediately: true }),
-    )
-  }),
-)
-
-function errorText(input: unknown): string {
-  if (!(input instanceof Error)) return String(input)
-  const cause = input.cause
-  return cause === undefined ? input.message : `${input.message}\nCaused by: ${errorText(cause)}`
-}
-
-function updateProgress(progress: Progress) {
-  if (runtimeState.status === "running") runtimeState = { status: "running", progress }
-}
-
-export function run(options: Options = {}): Effect.Effect<RunResult, never, Database.Service | Global.Service> {
-  return lock.withPermit(
-    Effect.gen(function* () {
-      const { db } = yield* Database.Service
-      const global = yield* Global.Service
-      const state = yield* readState(db)
-      if (state?.phase === "completed") return { status: "completed" as const }
-      if (!(yield* hasLegacySessions(db))) return { status: "completed" as const }
-      const migrate = Effect.gen(function* () {
-        const now = Date.now()
-        yield* db.run(sql`
-          INSERT OR IGNORE INTO project (id, worktree, time_created, time_updated, sandboxes)
-          VALUES (${Project.ID.global}, ${path.parse(global.data).root}, ${now}, ${now}, '[]')
-        `)
-        if (state === undefined)
-          yield* db
-            .transaction((tx) =>
-              Effect.gen(function* () {
-                while (true) {
-                  yield* tx.run(sql`
-                    DELETE FROM event
-                    WHERE rowid IN (SELECT rowid FROM event LIMIT ${EVENT_DELETE_BATCH_SIZE})
-                  `)
-                  const deleted = (yield* tx.get<{ value: number }>(sql`SELECT changes() AS value`))?.value ?? 0
-                  if (deleted < EVENT_DELETE_BATCH_SIZE) break
-                  yield* Effect.yieldNow
-                }
-                yield* tx
-                  .insert(KVTable)
-                  .values({ key: MIGRATION_STATE_KEY, value: { phase: "sessions" } })
-                  .run()
-              }),
-            )
-            .pipe(Effect.orDie)
-        const sourceTotal = yield* countNextSessions(nextPath(options, global.data))
-        const legacyTotal = (yield* db.get<{ value: number }>(sql`SELECT COUNT(*) AS value FROM session`))?.value ?? 0
-        const cursor = state?.phase === "sessions" ? state.cursor : undefined
-        const migrated =
-          cursor !== undefined
-            ? ((yield* db.get<{ value: number }>(sql`SELECT COUNT(*) AS value FROM session WHERE id >= ${cursor}`))
-                ?.value ?? 0)
-            : 0
-        const denominator = sourceTotal + legacyTotal
-        updateProgress({ label: "Migrating sessions", numerator: migrated, denominator })
-        yield* importNextDatabase(db, nextPath(options, global.data), (completed) => {
-          updateProgress({ label: "Migrating sessions", numerator: migrated + completed, denominator })
-        })
-        updateProgress({ label: "Migrating sessions", numerator: migrated + sourceTotal, denominator })
-        const projects = new Set(
-          (yield* db.all<{ id: string }>(sql`SELECT id FROM project`)).map((project) => project.id),
-        )
-        while (true) {
-          const state = yield* readState(db)
-          const cursorValue = state?.phase === "sessions" ? state.cursor : undefined
-          const nextID = yield* db.get<{ id: string; project_id: string }>(
-            cursorValue === undefined
-              ? sql`SELECT id, project_id FROM session ORDER BY id DESC LIMIT 1`
-              : sql`SELECT id, project_id FROM session WHERE id < ${cursorValue} ORDER BY id DESC LIMIT 1`,
-          )
-          if (!nextID) break
-          yield* db
-            .transaction((tx) =>
-              Effect.gen(function* () {
-                yield* tx
-                  .insert(KVTable)
-                  .values({ key: MIGRATION_STATE_KEY, value: { phase: "sessions", cursor: nextID.id } })
-                  .onConflictDoUpdate({
-                    target: KVTable.key,
-                    set: { value: { phase: "sessions", cursor: nextID.id }, time_updated: Date.now() },
-                  })
-                  .run()
-                const projectID = projects.has(nextID.project_id) ? nextID.project_id : Project.ID.global
-                if (projectID !== nextID.project_id)
-                  yield* Effect.logWarning("Reassigned V1 session with missing project", {
-                    sessionID: nextID.id,
-                    projectID: nextID.project_id,
-                  })
-                yield* tx.run(sql`
-                  INSERT OR IGNORE INTO session_v2 (
-                    id, project_id, workspace_id, parent_id, slug, directory, path, title, version, share_url,
-                    summary_additions, summary_deletions, summary_files, summary_diffs, metadata, cost,
-                    tokens_input, tokens_output, tokens_reasoning, tokens_cache_read, tokens_cache_write,
-                    revert, permission, agent, model, time_created, time_updated, time_compacting, time_archived
-                  )
-                  SELECT
-                    id, ${projectID}, workspace_id, parent_id, slug, directory, path, title, version, share_url,
-                    summary_additions, summary_deletions, summary_files, summary_diffs, metadata, cost,
-                    tokens_input, tokens_output, tokens_reasoning, tokens_cache_read, tokens_cache_write,
-                    revert, permission, agent, model, time_created, time_updated, time_compacting, time_archived
-                  FROM session
-                  WHERE id = ${nextID.id}
-                `)
-                const next = yield* tx
-                  .select()
-                  .from(SessionTable)
-                  .where(eq(SessionTable.id, SessionSchema.ID.make(nextID.id)))
-                  .get()
-                if (!next) return yield* Effect.die(new Error(`Failed to copy V1 session ${nextID.id}`))
-                const sourceMessages = yield* tx.all<SourceMessage>(
-                  sql`SELECT id, session_id, time_created, time_updated, data FROM message WHERE session_id = ${next.id}`,
-                )
-                const sourceParts = yield* tx.all<SourcePart>(
-                  sql`SELECT id, message_id, session_id, time_created, time_updated, data FROM part WHERE session_id = ${next.id}`,
-                )
-                const transformed = transformSession({ session: next, messages: sourceMessages, parts: sourceParts })
-                yield* Effect.forEach(transformed.warnings, (warning) =>
-                  Effect.logWarning("Skipped V1 migration row", warning),
-                )
-                yield* tx.delete(SessionMessageTable).where(eq(SessionMessageTable.session_id, next.id)).run()
-                yield* Effect.forEach(transformed.messages, (message) =>
-                  tx
-                    .insert(SessionMessageTable)
-                    .values({
-                      id: SessionMessage.ID.make(message.id),
-                      session_id: SessionSchema.ID.make(message.session_id),
-                      type: message.type,
-                      seq: message.seq,
-                      time_created: message.time_created,
-                      time_updated: message.time_updated,
-                      data: sql`${JSON.stringify(message.data)}`,
-                    })
-                    .run(),
-                )
-                yield* tx
-                  .update(SessionTable)
-                  .set({ ...transformed.session, time_updated: next.time_updated })
-                  .where(eq(SessionTable.id, next.id))
-                  .run()
-                yield* tx
-                  .insert(EventSequenceTable)
-                  .values({ aggregate_id: next.id, seq: transformed.watermark })
-                  .onConflictDoUpdate({
-                    target: EventSequenceTable.aggregate_id,
-                    set: { seq: transformed.watermark, owner_id: null },
-                  })
-                  .run()
-              }),
-            )
-            .pipe(Effect.orDie)
-          if (runtimeState.status === "running")
-            runtimeState = {
-              status: "running",
-              progress: {
-                label: "Migrating sessions",
-                numerator: (runtimeState.progress.numerator ?? 0) + 1,
-                denominator,
-              },
-            }
-          yield* Effect.yieldNow
-        }
-        yield* db
-          .transaction((tx) =>
-            Effect.gen(function* () {
-              yield* tx
-                .insert(KVTable)
-                .values({ key: MIGRATION_STATE_KEY, value: { phase: "completed" } })
-                .onConflictDoUpdate({
-                  target: KVTable.key,
-                  set: { value: { phase: "completed" }, time_updated: Date.now() },
-                })
-                .run()
-            }),
-          )
-          .pipe(Effect.orDie)
-        return { status: "completed" as const }
-      })
-      return yield* migrate
-    }).pipe(Effect.orDie),
-  )
-}
-
-function nextPath(options: Options, data: string) {
-  if (options.nextDatabasePath) return options.nextDatabasePath
-  if (process.env.OPENCODE_DB === ":memory:") return undefined
-  return path.join(data, "opencode-next.db")
-}
-
-function openNextDatabase(sourcePath: string) {
-  return Effect.acquireRelease(
-    Effect.gen(function* () {
-      const sqlite = yield* Effect.promise(() => import("bun:sqlite"))
-      return new sqlite.Database(sourcePath, { readonly: true, strict: true })
-    }),
-    (source) => Effect.sync(() => source.close()),
-  )
-}
-
-function countNextSessions(sourcePath: string | undefined) {
-  if (!sourcePath || !existsSync(sourcePath)) return Effect.succeed(0)
-  return Effect.scoped(
-    Effect.gen(function* () {
-      const source = yield* openNextDatabase(sourcePath)
-      if (!isNextDatabase(source)) return 0
-      return source.query<{ value: number }, []>("SELECT COUNT(*) AS value FROM session").get()?.value ?? 0
-    }),
-  ).pipe(Effect.orElseSucceed(() => 0))
-}
-
-function importNextDatabase(
-  db: Database.Interface["db"],
-  sourcePath: string | undefined,
-  onProgress: (completed: number) => void,
-): Effect.Effect<void, unknown> {
-  if (!sourcePath || !existsSync(sourcePath)) return Effect.void
-  return Effect.scoped(
-    Effect.gen(function* () {
-      const source = yield* openNextDatabase(sourcePath)
-      if (!isNextDatabase(source)) {
-        yield* Effect.logWarning("Skipped incompatible opencode-next.db", { path: sourcePath })
-        return
-      }
-      source.run("BEGIN")
-      yield* Effect.addFinalizer(() =>
-        Effect.sync(() => {
-          if (source.inTransaction) source.run("ROLLBACK")
-        }),
-      )
-      const projects = new Map(
-        source
-          .query<NextProject, []>("SELECT * FROM project")
-          .all()
-          .map((project) => [project.id, project]),
-      )
-      const sessions = source.query<NextSession, []>("SELECT * FROM session ORDER BY id DESC").all()
-      for (const [index, session] of sessions.entries()) {
-        const project = projects.get(session.project_id)
-        const projectID = project ? session.project_id : Project.ID.global
-        if (!project) {
-          yield* Effect.logWarning("Reassigned previous V2 session with missing project", {
-            sessionID: session.id,
-            projectID: session.project_id,
-          })
-        }
-        const messages = source
-          .query<
-            NextMessage,
-            [string]
-          >("SELECT id, session_id, type, seq, time_created, time_updated, data FROM session_message WHERE session_id = ? ORDER BY seq")
-          .all(session.id)
-        yield* db
-          .transaction((tx) =>
-            Effect.gen(function* () {
-              if (project)
-                yield* tx.run(sql`
-                  INSERT OR IGNORE INTO project (
-                    id, worktree, vcs, name, icon_url, icon_url_override, icon_color,
-                    time_created, time_updated, time_initialized, sandboxes, commands
-                  ) VALUES (
-                    ${project.id}, ${project.worktree}, ${project.vcs}, ${project.name}, ${project.icon_url},
-                    ${project.icon_url_override}, ${project.icon_color}, ${project.time_created}, ${project.time_updated},
-                    ${project.time_initialized}, ${project.sandboxes}, ${project.commands}
-                  )
-                `)
-              const existing = yield* tx
-                .select({ id: SessionTable.id })
-                .from(SessionTable)
-                .where(eq(SessionTable.id, SessionSchema.ID.make(session.id)))
-                .get()
-              if (existing) return
-              yield* tx.run(sql`
-                INSERT INTO session_v2 (
-                  id, project_id, workspace_id, parent_id, fork_session_id, fork_boundary, slug, directory,
-                  path, title, version, share_url, summary_additions, summary_deletions, summary_files,
-                  summary_diffs, metadata, cost, tokens_input, tokens_output, tokens_reasoning, tokens_cache_read,
-                  tokens_cache_write, revert, permission, agent, model, time_created, time_updated, time_compacting,
-                  time_archived, time_suspended
-                ) VALUES (
-                  ${session.id}, ${projectID}, ${session.workspace_id}, ${session.parent_id},
-                  ${session.fork_session_id}, ${session.fork_boundary}, ${session.slug}, ${session.directory},
-                  ${session.path}, ${session.title}, ${session.version}, ${session.share_url},
-                  ${session.summary_additions}, ${session.summary_deletions}, ${session.summary_files},
-                  ${session.summary_diffs}, ${session.metadata}, ${session.cost}, ${session.tokens_input},
-                  ${session.tokens_output}, ${session.tokens_reasoning}, ${session.tokens_cache_read},
-                  ${session.tokens_cache_write}, ${session.revert}, ${session.permission}, ${session.agent},
-                  ${session.model}, ${session.time_created}, ${session.time_updated}, ${session.time_compacting},
-                  ${session.time_archived}, ${session.time_suspended}
-                )
-              `)
-              yield* Effect.forEach(messages, (message) =>
-                tx
-                  .insert(SessionMessageTable)
-                  .values({
-                    id: SessionMessage.ID.make(message.id),
-                    session_id: SessionSchema.ID.make(message.session_id),
-                    type: message.type as SessionMessage.Type,
-                    seq: message.seq,
-                    time_created: message.time_created,
-                    time_updated: message.time_updated,
-                    data: sql`${message.data}`,
-                  })
-                  .run(),
-              )
-              yield* tx
-                .insert(EventSequenceTable)
-                .values({ aggregate_id: session.id, seq: messages.at(-1)?.seq ?? -1 })
-                .onConflictDoUpdate({
-                  target: EventSequenceTable.aggregate_id,
-                  set: { seq: messages.at(-1)?.seq ?? -1, owner_id: null },
-                })
-                .run()
-            }),
-          )
-          .pipe(Effect.orDie)
-        onProgress(index + 1)
-        yield* Effect.yieldNow
-      }
-      source.run("COMMIT")
-    }),
-  )
-}
-
-function isNextDatabase(source: SQLiteDatabase) {
-  const tables = new Set(
-    source
-      .query<{ name: string }, []>("SELECT name FROM sqlite_master WHERE type = 'table'")
-      .all()
-      .map((table) => table.name),
-  )
-  return tables.has("project") && tables.has("session") && tables.has("session_message")
-}
-
-function row(
-  source: SourceMessage,
-  message: {
-    readonly id: string
-    readonly type: SessionMessage.Type
-    readonly time: { readonly created: number }
-    readonly [key: string]: unknown
-  },
-): TransformResult["messages"][number] {
-  const { id, type, ...data } = message
-  return {
-    id,
-    session_id: source.session_id,
-    type,
-    seq: 0,
-    time_created: source.time_created,
-    time_updated: source.time_updated,
-    data,
-  }
-}
-
-function migrateTool(part: typeof SessionV1.ToolPart.Type, fallback: number) {
-  const base = {
-    type: "tool" as const,
-    id: part.callID,
-    name: part.tool,
-    ...(part.metadata ? { providerState: part.metadata } : {}),
-  }
-  if (part.state.status === "completed")
-    return {
-      ...base,
-      state: {
-        status: "completed",
-        input: part.state.input,
-        content:
-          part.state.time.compacted === undefined
-            ? [
-                { type: "text", text: part.state.output },
-                ...(part.state.attachments ?? []).map((file) => ({
-                  type: "file" as const,
-                  uri: file.url,
-                  mime: file.mime,
-                  ...(file.filename ? { name: file.filename } : {}),
-                })),
-              ]
-            : [{ type: "text", text: "[Old tool result content cleared]" }],
-        metadata: part.state.metadata,
-      },
-      time: { created: part.state.time.start, completed: part.state.time.end },
-    }
-  if (part.state.status === "error")
-    return {
-      ...base,
-      state: {
-        status: "error",
-        input: part.state.input,
-        error: { type: "tool.execution", message: part.state.error },
-        ...(typeof part.state.metadata?.output === "string"
-          ? { content: [{ type: "text", text: part.state.metadata.output }] }
-          : {}),
-        ...(part.state.metadata ? { metadata: part.state.metadata } : {}),
-      },
-      time: { created: part.state.time.start, completed: part.state.time.end },
-    }
-  return {
-    ...base,
-    state: {
-      status: "error",
-      input: part.state.input,
-      error: { type: "tool.interrupted", message: "Tool execution was interrupted before V2 migration" },
-      ...(part.state.status === "running" && part.state.metadata ? { metadata: part.state.metadata } : {}),
-    },
-    time: { created: part.state.status === "running" ? part.state.time.start : fallback },
-  }
-}
-
-function migrateError(error: NonNullable<(typeof SessionV1.Assistant.Type)["error"]>) {
-  const message =
-    "message" in error.data
-      ? error.data.message
-      : error.name === "MessageOutputLengthError"
-        ? "The model exceeded its output limit"
-        : error.name
-  const type =
-    error.name === "ProviderAuthError"
-      ? "provider.auth"
-      : error.name === "ContentFilterError"
-        ? "provider.content-filter"
-        : error.name === "ContextOverflowError"
-          ? "provider.invalid-request"
-          : error.name === "StructuredOutputError" || error.name === "MessageOutputLengthError"
-            ? "provider.invalid-output"
-            : error.name === "MessageAbortedError"
-              ? "aborted"
-              : error.name === "APIError"
-                ? "provider.error"
-                : "unknown"
-  return { type, message }
-}
-
-function normalizeFinish(finish: string | undefined) {
-  if (!finish) return undefined
-  return (
-    (["stop", "length", "tool-calls", "content-filter", "error", "unknown"] as const).find(
-      (value) => value === finish,
-    ) ?? "unknown"
-  )
-}
-
-function migrateFile(part: SessionV1.FilePart) {
-  if (!part.url.startsWith("data:")) return []
-  const comma = part.url.indexOf(",")
-  if (comma < 0) return []
-  const header = part.url.slice(0, comma)
-  const payload = part.url.slice(comma + 1)
-  const data = header.endsWith(";base64")
-    ? Buffer.from(payload, "base64").toString("base64")
-    : Buffer.from(decodeURIComponent(payload)).toString("base64")
-  return [
-    {
-      data,
-      mime: part.mime,
-      source:
-        part.source?.type === "resource" ? { type: "uri" as const, uri: part.source.uri } : { type: "inline" as const },
-      ...(part.filename ? { name: part.filename } : {}),
-      ...(part.source
-        ? { mention: { text: part.source.text.value, start: part.source.text.start, end: part.source.text.end } }
-        : {}),
-    },
-  ]
-}
-
-function unavailableFile(part: SessionV1.FilePart) {
-  const label = part.filename ?? (part.source?.type === "resource" ? part.source.uri : part.url)
-  return `[Attachment unavailable after migration: ${label} (${part.mime})]`
-}
-
-function syntheticID(source: string, used: Set<string>) {
-  const prefix = source.slice(0, 16)
-  const alphabet = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
-  for (let salt = 0; ; salt++) {
-    const hex = new Bun.CryptoHasher("sha256").update(`v1-synthetic:${source}${salt ? `:${salt}` : ""}`).digest("hex")
-    let value = BigInt(`0x${hex}`)
-    let suffix = ""
-    while (suffix.length < 14) {
-      suffix = alphabet[Number(value % 62n)] + suffix
-      value /= 62n
-    }
-    const id = prefix + suffix
-    if (used.has(id)) continue
-    used.add(id)
-    return id
-  }
-}
-
-function serializeRecent(
-  messages: ReadonlyArray<{ row: SourceMessage; value: typeof SessionV1.Info.Type }>,
-  parts: Map<string, Array<{ row: SourcePart; value: typeof SessionV1.Part.Type }>>,
-) {
-  return messages
-    .flatMap((message) => {
-      const owned = parts.get(message.row.id)?.map((part) => part.value) ?? []
-      if (message.value.role === "user")
-        return [
-          `[User]: ${owned
-            .filter((part) => part.type === "text" && !part.ignored)
-            .map((part) => (part.type === "text" ? part.text : ""))
-            .join("\n\n")}`,
-        ]
-      return owned.flatMap((part) =>
-        part.type === "text"
-          ? [`[Assistant]: ${part.text}`]
-          : part.type === "reasoning" && part.text
-            ? [`[Assistant reasoning]: ${part.text}`]
-            : [],
-      )
-    })
-    .join("\n\n")
-}
-
-function readState(db: Database.Interface["db"]): Effect.Effect<MigrationState | undefined> {
-  return db
-    .select({ value: KVTable.value })
-    .from(KVTable)
-    .where(eq(KVTable.key, MIGRATION_STATE_KEY))
-    .get()
-    .pipe(
-      Effect.map((row) => parseState(row?.value)),
-      Effect.orDie,
-    )
-}
-
-function parseState(input: unknown): MigrationState | undefined {
-  if (!input || typeof input !== "object" || !("phase" in input)) return
-  if (input.phase === "completed") return { phase: "completed" }
-  if (input.phase !== "sessions") return
-  if (!("cursor" in input) || input.cursor === undefined) return { phase: "sessions" }
-  if (typeof input.cursor === "string") return { phase: "sessions", cursor: input.cursor }
-}
-
-function hasLegacySessions(db: Database.Interface["db"]) {
-  return db.get(sql`SELECT name FROM sqlite_master WHERE type = 'table' AND name = 'session'`).pipe(
-    Effect.map((row) => row !== undefined),
-    Effect.orDie,
-  )
-}

packages/core/src/database/v1-migration.noop.ts

@@ -1,11 +0,0 @@
-import { Effect, Layer } from "effect"
-
-export type Status = { readonly status: "completed" }
-
-export const layer = Layer.empty
-export function status() {
-  return Effect.succeed({ status: "completed" } as const)
-}
-export function run() {
-  return Effect.succeed({ status: "completed" } as const)
-}

packages/core/src/database/v1-migration.ts

@@ -1,2 +1,997 @@
-export * as V1Migration from "#v1-migration"
+export * as V1Migration from "./v1-migration.js"
-export * from "#v1-migration"
+
+import { Cause, Effect, Layer, Option, Schema, Semaphore } from "effect"
+import { Database } from "./database.js"
+import { SessionMessageTable, SessionTable } from "../session/sql.js"
+import { SessionV1 } from "@opencode-ai/schema/session-v1"
+import { SessionMessage } from "../session/message.js"
+import { SessionSchema } from "../session/schema.js"
+import { KVTable } from "../kv/sql.js"
+import { EventSequenceTable } from "../event/sql.js"
+import { eq, sql } from "drizzle-orm"
+import { Global } from "@opencode-ai/util/global"
+import { existsSync } from "node:fs"
+import path from "node:path"
+import type { Database as SQLiteDatabase } from "bun:sqlite"
+import { Project } from "@opencode-ai/schema/project"
+
+export type SourceMessage = {
+  readonly id: string
+  readonly session_id: string
+  readonly time_created: number
+  readonly time_updated: number
+  readonly data: string
+}
+
+export type SourcePart = {
+  readonly id: string
+  readonly message_id: string
+  readonly session_id: string
+  readonly time_created: number
+  readonly time_updated: number
+  readonly data: string
+}
+
+export type TransformInput = {
+  readonly session: typeof SessionTable.$inferSelect
+  readonly messages: ReadonlyArray<SourceMessage>
+  readonly parts: ReadonlyArray<SourcePart>
+}
+
+export type Warning = {
+  readonly reason: string
+  readonly sessionID: string
+  readonly messageID?: string
+  readonly partID?: string
+  readonly observedType?: string
+}
+
+export type TransformResult = {
+  readonly messages: ReadonlyArray<{
+    readonly id: string
+    readonly session_id: string
+    readonly type: SessionMessage.Type
+    readonly seq: number
+    readonly time_created: number
+    readonly time_updated: number
+    readonly data: Record<string, unknown>
+  }>
+  readonly session: Pick<
+    typeof SessionTable.$inferInsert,
+    | "agent"
+    | "model"
+    | "cost"
+    | "tokens_input"
+    | "tokens_output"
+    | "tokens_reasoning"
+    | "tokens_cache_read"
+    | "tokens_cache_write"
+    | "revert"
+    | "time_compacting"
+  >
+  readonly watermark: number
+  readonly warnings: ReadonlyArray<Warning>
+}
+
+type Progress = {
+  readonly label: string
+  readonly numerator?: number
+  readonly denominator?: number
+}
+
+export type Status =
+  | { readonly status: "required" | "completed" }
+  | { readonly status: "running"; readonly progress: Progress }
+  | { readonly status: "error"; readonly error: string }
+
+type RunResult = {
+  readonly status: "completed"
+}
+
+type Options = {
+  readonly nextDatabasePath?: string
+}
+
+type MigrationState = { readonly phase: "sessions"; readonly cursor?: string } | { readonly phase: "completed" }
+
+type RuntimeState =
+  | { readonly status: "idle" }
+  | { readonly status: "running"; readonly progress: Progress }
+  | { readonly status: "error"; readonly error: string }
+
+type NextProject = {
+  readonly id: string
+  readonly worktree: string
+  readonly vcs: string | null
+  readonly name: string | null
+  readonly icon_url: string | null
+  readonly icon_url_override: string | null
+  readonly icon_color: string | null
+  readonly time_created: number
+  readonly time_updated: number
+  readonly time_initialized: number | null
+  readonly sandboxes: string
+  readonly commands: string | null
+}
+
+type NextSession = {
+  readonly id: string
+  readonly project_id: string
+  readonly workspace_id: string | null
+  readonly parent_id: string | null
+  readonly fork_session_id: string | null
+  readonly fork_boundary: string | null
+  readonly slug: string
+  readonly directory: string
+  readonly path: string | null
+  readonly title: string | null
+  readonly version: string
+  readonly share_url: string | null
+  readonly summary_additions: number | null
+  readonly summary_deletions: number | null
+  readonly summary_files: number | null
+  readonly summary_diffs: string | null
+  readonly metadata: string | null
+  readonly cost: number
+  readonly tokens_input: number
+  readonly tokens_output: number
+  readonly tokens_reasoning: number
+  readonly tokens_cache_read: number
+  readonly tokens_cache_write: number
+  readonly revert: string | null
+  readonly permission: string | null
+  readonly agent: string | null
+  readonly model: string | null
+  readonly time_created: number
+  readonly time_updated: number
+  readonly time_compacting: number | null
+  readonly time_archived: number | null
+  readonly time_suspended: number | null
+}
+
+type NextMessage = {
+  readonly id: string
+  readonly session_id: string
+  readonly type: string
+  readonly seq: number
+  readonly time_created: number
+  readonly time_updated: number
+  readonly data: string
+}
+
+const lock = Semaphore.makeUnsafe(1)
+const MIGRATION_STATE_KEY = "migration.v1-v2"
+const EVENT_DELETE_BATCH_SIZE = 1_000
+const decodeJson = Schema.decodeUnknownOption(Schema.UnknownFromJsonString)
+const decodeMessage = Schema.decodeUnknownOption(SessionV1.Info)
+const decodePart = Schema.decodeUnknownOption(SessionV1.Part)
+let runtimeState: RuntimeState = { status: "idle" }
+
+export function transformSession(input: TransformInput): TransformResult {
+  const warnings: Warning[] = []
+  const messages = input.messages
+    .map((row) => {
+      const value = Option.getOrUndefined(decodeJson(row.data))
+      const decoded =
+        value && typeof value === "object"
+          ? Option.getOrUndefined(decodeMessage({ ...value, id: row.id, sessionID: row.session_id }))
+          : undefined
+      if (decoded) return { row, value: decoded }
+      warnings.push({ reason: "invalid-message", sessionID: input.session.id, messageID: row.id })
+      return undefined
+    })
+    .filter((item): item is NonNullable<typeof item> => item !== undefined)
+    .sort((a, b) => a.row.time_created - b.row.time_created || a.row.id.localeCompare(b.row.id))
+  const messageIDs = new Set(input.messages.map((row) => row.id))
+  const parts = input.parts
+    .map((row) => {
+      const value = Option.getOrUndefined(decodeJson(row.data))
+      const observedType = value && typeof value === "object" && "type" in value ? String(value.type) : undefined
+      if (!messageIDs.has(row.message_id)) {
+        warnings.push({
+          reason: "orphan-part",
+          sessionID: input.session.id,
+          messageID: row.message_id,
+          partID: row.id,
+          observedType,
+        })
+        return undefined
+      }
+      const decoded =
+        value && typeof value === "object"
+          ? Option.getOrUndefined(
+              decodePart({ ...value, id: row.id, messageID: row.message_id, sessionID: row.session_id }),
+            )
+          : undefined
+      if (decoded) return { row, value: decoded }
+      warnings.push({
+        reason: "invalid-part",
+        sessionID: input.session.id,
+        messageID: row.message_id,
+        partID: row.id,
+        observedType,
+      })
+      return undefined
+    })
+    .filter((item): item is NonNullable<typeof item> => item !== undefined)
+    .sort((a, b) => a.row.id.localeCompare(b.row.id))
+  const byMessage = Map.groupBy(parts, (item) => item.row.message_id)
+  const paired = new Set<string>()
+  const used = new Set(messages.map((item) => item.row.id))
+  const projected = messages
+    .flatMap((item) => {
+      if (paired.has(item.row.id)) return []
+      const owned = byMessage.get(item.row.id)?.map((part) => part.value) ?? []
+      if (item.value.role === "user") {
+        const compaction = owned.find((part) => part.type === "compaction")
+        if (compaction?.type === "compaction") {
+          const pairedSummary = messages.find(
+            (candidate) =>
+              candidate.value.role === "assistant" &&
+              candidate.value.parentID === item.row.id &&
+              candidate.value.summary,
+          )
+          if (!pairedSummary || pairedSummary.value.role !== "assistant") return []
+          paired.add(pairedSummary.row.id)
+          if (pairedSummary.value.error || pairedSummary.value.time.completed === undefined) return []
+          const summary = pairedSummary
+          const summaryText = (byMessage.get(summary.row.id) ?? [])
+            .map((part) => part.value)
+            .filter((part) => part.type === "text" && part.text.length > 0)
+            .map((part) => (part.type === "text" ? part.text : ""))
+            .join("\n\n")
+          const tailIndex = compaction.tail_start_id
+            ? messages.findIndex((candidate) => candidate.row.id === compaction.tail_start_id)
+            : -1
+          const compactionIndex = messages.findIndex((candidate) => candidate.row.id === item.row.id)
+          const tail = tailIndex < 0 ? [] : messages.slice(tailIndex, compactionIndex)
+          return [
+            row(
+              { ...item.row, time_updated: Math.max(item.row.time_updated, summary.row.time_updated) },
+              {
+                id: item.row.id,
+                type: "compaction",
+                status: "completed",
+                reason: compaction.auto ? "auto" : "manual",
+                summary: summaryText,
+                recent: serializeRecent(tail, byMessage),
+                time: { created: item.row.time_created },
+              },
+            ),
+          ]
+        }
+        const subtasks = owned.filter((part) => part.type === "subtask")
+        const visible = owned.filter((part) => part.type === "text" && !part.ignored)
+        const files = owned.filter((part) => part.type === "file")
+        const agents = owned.filter((part) => part.type === "agent")
+        if (subtasks.length > 0 && visible.length === 0 && files.length === 0 && agents.length === 0) return []
+        const ordinary = visible.filter((part) => part.type === "text" && !part.synthetic)
+        const synthetic = visible.filter((part) => part.type === "text" && part.synthetic)
+        const attachments = files.flatMap((part) => (part.type === "file" ? migrateFile(part) : []))
+        const unavailable = files.flatMap((part) =>
+          part.type === "file" && !part.url.startsWith("data:") ? [unavailableFile(part)] : [],
+        )
+        const text = owned
+          .flatMap((part) => {
+            if (part.type === "text" && !part.ignored && !part.synthetic) return [part.text]
+            if (part.type === "file" && !part.url.startsWith("data:")) return [unavailableFile(part)]
+            return []
+          })
+          .join("\n\n")
+        const agentAttachments = agents.map((part) =>
+          part.type === "agent"
+            ? {
+                name: part.name,
+                ...(part.source
+                  ? { mention: { text: part.source.value, start: part.source.start, end: part.source.end } }
+                  : {}),
+              }
+            : { name: "" },
+        )
+        if (
+          ordinary.length === 0 &&
+          unavailable.length === 0 &&
+          synthetic.length > 0 &&
+          attachments.length === 0 &&
+          agentAttachments.length === 0
+        )
+          return [
+            row(item.row, {
+              id: item.row.id,
+              type: "synthetic",
+              text: synthetic.map((part) => (part.type === "text" ? part.text : "")).join("\n\n"),
+              time: { created: item.row.time_created },
+            }),
+          ]
+        const user = row(item.row, {
+          id: item.row.id,
+          type: "user",
+          text,
+          ...(attachments.length ? { files: attachments } : {}),
+          ...(agentAttachments.length ? { agents: agentAttachments } : {}),
+          time: { created: item.row.time_created },
+        })
+        if (synthetic.length === 0) return [user]
+        return [
+          user,
+          row(item.row, {
+            id: syntheticID(item.row.id, used),
+            type: "synthetic",
+            text: synthetic.map((part) => (part.type === "text" ? part.text : "")).join("\n\n"),
+            time: { created: item.row.time_created },
+          }),
+        ]
+      }
+      if (item.value.role !== "assistant") return []
+      const assistant = item.value
+      const parent = messages.find((candidate) => candidate.row.id === assistant.parentID)
+      const parentParts = parent ? (byMessage.get(parent.row.id)?.map((part) => part.value) ?? []) : []
+      if (
+        parentParts.some((part) => part.type === "subtask") &&
+        owned.some((part) => part.type === "tool" && part.tool === "task")
+      )
+        return []
+      const content = owned.flatMap((part): Array<Record<string, unknown>> => {
+        if (part.type === "text")
+          return [{ type: "text", text: part.text, ...(part.metadata ? { state: part.metadata } : {}) }]
+        if (part.type === "reasoning")
+          return [
+            {
+              type: "reasoning",
+              text: part.text,
+              ...(part.metadata ? { state: part.metadata } : {}),
+              time: { created: part.time.start, ...(part.time.end === undefined ? {} : { completed: part.time.end }) },
+            },
+          ]
+        if (part.type !== "tool") return []
+        return [migrateTool(part, item.row.time_created)]
+      })
+      const start =
+        owned.flatMap((part) => (part.type === "step-start" && part.snapshot ? [part.snapshot] : []))[0] ??
+        owned.flatMap((part) => (part.type === "snapshot" ? [part.snapshot] : []))[0] ??
+        owned.flatMap((part) => (part.type === "patch" ? [part.hash] : []))[0]
+      const end = owned.flatMap((part) => (part.type === "step-finish" && part.snapshot ? [part.snapshot] : [])).at(-1)
+      const snapshotFiles = Array.from(new Set(owned.flatMap((part) => (part.type === "patch" ? part.files : []))))
+      const finish = normalizeFinish(assistant.finish)
+      return [
+        row(item.row, {
+          id: item.row.id,
+          type: "assistant",
+          agent: assistant.agent,
+          model: {
+            providerID: assistant.providerID,
+            id: assistant.modelID,
+            variant: assistant.variant ?? "default",
+          },
+          content,
+          ...(start || end || snapshotFiles.length
+            ? {
+                snapshot: {
+                  ...(start ? { start } : {}),
+                  ...(end ? { end } : {}),
+                  ...(snapshotFiles.length ? { files: snapshotFiles } : {}),
+                },
+              }
+            : {}),
+          ...(finish ? { finish } : {}),
+          cost: assistant.cost,
+          tokens: {
+            input: assistant.tokens.input,
+            output: assistant.tokens.output,
+            reasoning: assistant.tokens.reasoning,
+            cache: assistant.tokens.cache,
+          },
+          ...(assistant.error ? { error: migrateError(assistant.error) } : {}),
+          time: {
+            created: item.row.time_created,
+            ...(assistant.time.completed === undefined ? {} : { completed: item.row.time_updated }),
+          },
+        }),
+      ]
+    })
+    .map((item, seq) => ({ ...item, seq }))
+  const assistants = messages
+    .filter((item) => item.value.role === "assistant")
+    .map((item) => item.value)
+    .filter((item): item is SessionV1.Assistant => item.role === "assistant")
+  const latestUser = messages.findLast((item) => {
+    if (item.value.role !== "user") return false
+    const owned = byMessage.get(item.row.id) ?? []
+    if (owned.some((part) => part.value.type === "compaction")) return false
+    return !owned.some((part) => part.value.type === "subtask") || !owned.every((part) => part.value.type === "subtask")
+  })
+  return {
+    messages: projected,
+    session: {
+      agent: input.session.agent ?? (latestUser?.value.role === "user" ? latestUser.value.agent : null),
+      model:
+        input.session.model ??
+        (latestUser?.value.role === "user"
+          ? {
+              id: latestUser.value.model.modelID,
+              providerID: latestUser.value.model.providerID,
+              variant: latestUser.value.model.variant ?? "default",
+            }
+          : null),
+      cost: assistants.reduce((total, item) => total + item.cost, 0),
+      tokens_input: assistants.reduce((total, item) => total + item.tokens.input, 0),
+      tokens_output: assistants.reduce((total, item) => total + item.tokens.output, 0),
+      tokens_reasoning: assistants.reduce((total, item) => total + item.tokens.reasoning, 0),
+      tokens_cache_read: assistants.reduce((total, item) => total + item.tokens.cache.read, 0),
+      tokens_cache_write: assistants.reduce((total, item) => total + item.tokens.cache.write, 0),
+      revert: null,
+      time_compacting: null,
+    },
+    watermark: projected.length - 1,
+    warnings,
+  }
+}
+
+export function status(): Effect.Effect<Status, never, Database.Service> {
+  return Effect.gen(function* () {
+    const { db } = yield* Database.Service
+    if (!(yield* hasLegacySessions(db))) return { status: "completed" as const }
+    const state = yield* readState(db)
+    if (runtimeState.status === "running") return runtimeState
+    if (runtimeState.status === "error") return runtimeState
+    if (state?.phase === "completed") return { status: "completed" as const }
+    return { status: "required" as const }
+  }).pipe(Effect.orDie)
+}
+
+export const layer = Layer.effectDiscard(
+  Effect.gen(function* () {
+    runtimeState = { status: "running", progress: { label: "Clearing old events" } }
+    yield* run().pipe(
+      Effect.matchCauseEffect({
+        onFailure: (cause) =>
+          Effect.sync(() => {
+            runtimeState = { status: "error", error: errorText(Cause.squash(cause)) }
+          }).pipe(Effect.andThen(Effect.logError("V1 migration failed", { cause }))),
+        onSuccess: () =>
+          Effect.sync(() => {
+            runtimeState = { status: "idle" }
+          }),
+      }),
+      Effect.forkScoped({ startImmediately: true }),
+    )
+  }),
+)
+
+function errorText(input: unknown): string {
+  if (!(input instanceof Error)) return String(input)
+  const cause = input.cause
+  return cause === undefined ? input.message : `${input.message}\nCaused by: ${errorText(cause)}`
+}
+
+function updateProgress(progress: Progress) {
+  if (runtimeState.status === "running") runtimeState = { status: "running", progress }
+}
+
+export function run(options: Options = {}): Effect.Effect<RunResult, never, Database.Service | Global.Service> {
+  return lock.withPermit(
+    Effect.gen(function* () {
+      const { db } = yield* Database.Service
+      const global = yield* Global.Service
+      const state = yield* readState(db)
+      if (state?.phase === "completed") return { status: "completed" as const }
+      if (!(yield* hasLegacySessions(db))) return { status: "completed" as const }
+      const migrate = Effect.gen(function* () {
+        const now = Date.now()
+        yield* db.run(sql`
+          INSERT OR IGNORE INTO project (id, worktree, time_created, time_updated, sandboxes)
+          VALUES (${Project.ID.global}, ${path.parse(global.data).root}, ${now}, ${now}, '[]')
+        `)
+        if (state === undefined)
+          yield* db
+            .transaction((tx) =>
+              Effect.gen(function* () {
+                while (true) {
+                  yield* tx.run(sql`
+                    DELETE FROM event
+                    WHERE rowid IN (SELECT rowid FROM event LIMIT ${EVENT_DELETE_BATCH_SIZE})
+                  `)
+                  const deleted = (yield* tx.get<{ value: number }>(sql`SELECT changes() AS value`))?.value ?? 0
+                  if (deleted < EVENT_DELETE_BATCH_SIZE) break
+                  yield* Effect.yieldNow
+                }
+                yield* tx
+                  .insert(KVTable)
+                  .values({ key: MIGRATION_STATE_KEY, value: { phase: "sessions" } })
+                  .run()
+              }),
+            )
+            .pipe(Effect.orDie)
+        const sourceTotal = yield* countNextSessions(nextPath(options, global.data))
+        const legacyTotal = (yield* db.get<{ value: number }>(sql`SELECT COUNT(*) AS value FROM session`))?.value ?? 0
+        const cursor = state?.phase === "sessions" ? state.cursor : undefined
+        const migrated =
+          cursor !== undefined
+            ? ((yield* db.get<{ value: number }>(sql`SELECT COUNT(*) AS value FROM session WHERE id >= ${cursor}`))
+                ?.value ?? 0)
+            : 0
+        const denominator = sourceTotal + legacyTotal
+        updateProgress({ label: "Migrating sessions", numerator: migrated, denominator })
+        yield* importNextDatabase(db, nextPath(options, global.data), (completed) => {
+          updateProgress({ label: "Migrating sessions", numerator: migrated + completed, denominator })
+        })
+        updateProgress({ label: "Migrating sessions", numerator: migrated + sourceTotal, denominator })
+        const projects = new Set(
+          (yield* db.all<{ id: string }>(sql`SELECT id FROM project`)).map((project) => project.id),
+        )
+        while (true) {
+          const state = yield* readState(db)
+          const cursorValue = state?.phase === "sessions" ? state.cursor : undefined
+          const nextID = yield* db.get<{ id: string; project_id: string }>(
+            cursorValue === undefined
+              ? sql`SELECT id, project_id FROM session ORDER BY id DESC LIMIT 1`
+              : sql`SELECT id, project_id FROM session WHERE id < ${cursorValue} ORDER BY id DESC LIMIT 1`,
+          )
+          if (!nextID) break
+          yield* db
+            .transaction((tx) =>
+              Effect.gen(function* () {
+                yield* tx
+                  .insert(KVTable)
+                  .values({ key: MIGRATION_STATE_KEY, value: { phase: "sessions", cursor: nextID.id } })
+                  .onConflictDoUpdate({
+                    target: KVTable.key,
+                    set: { value: { phase: "sessions", cursor: nextID.id }, time_updated: Date.now() },
+                  })
+                  .run()
+                const projectID = projects.has(nextID.project_id) ? nextID.project_id : Project.ID.global
+                if (projectID !== nextID.project_id)
+                  yield* Effect.logWarning("Reassigned V1 session with missing project", {
+                    sessionID: nextID.id,
+                    projectID: nextID.project_id,
+                  })
+                yield* tx.run(sql`
+                  INSERT OR IGNORE INTO session_v2 (
+                    id, project_id, workspace_id, parent_id, slug, directory, path, title, version, share_url,
+                    summary_additions, summary_deletions, summary_files, summary_diffs, metadata, cost,
+                    tokens_input, tokens_output, tokens_reasoning, tokens_cache_read, tokens_cache_write,
+                    revert, permission, agent, model, time_created, time_updated, time_compacting, time_archived
+                  )
+                  SELECT
+                    id, ${projectID}, workspace_id, parent_id, slug, directory, path, title, version, share_url,
+                    summary_additions, summary_deletions, summary_files, summary_diffs, metadata, cost,
+                    tokens_input, tokens_output, tokens_reasoning, tokens_cache_read, tokens_cache_write,
+                    revert, permission, agent, model, time_created, time_updated, time_compacting, time_archived
+                  FROM session
+                  WHERE id = ${nextID.id}
+                `)
+                const next = yield* tx
+                  .select()
+                  .from(SessionTable)
+                  .where(eq(SessionTable.id, SessionSchema.ID.make(nextID.id)))
+                  .get()
+                if (!next) return yield* Effect.die(new Error(`Failed to copy V1 session ${nextID.id}`))
+                const sourceMessages = yield* tx.all<SourceMessage>(
+                  sql`SELECT id, session_id, time_created, time_updated, data FROM message WHERE session_id = ${next.id}`,
+                )
+                const sourceParts = yield* tx.all<SourcePart>(
+                  sql`SELECT id, message_id, session_id, time_created, time_updated, data FROM part WHERE session_id = ${next.id}`,
+                )
+                const transformed = transformSession({ session: next, messages: sourceMessages, parts: sourceParts })
+                yield* Effect.forEach(transformed.warnings, (warning) =>
+                  Effect.logWarning("Skipped V1 migration row", warning),
+                )
+                yield* tx.delete(SessionMessageTable).where(eq(SessionMessageTable.session_id, next.id)).run()
+                yield* Effect.forEach(transformed.messages, (message) =>
+                  tx
+                    .insert(SessionMessageTable)
+                    .values({
+                      id: SessionMessage.ID.make(message.id),
+                      session_id: SessionSchema.ID.make(message.session_id),
+                      type: message.type,
+                      seq: message.seq,
+                      time_created: message.time_created,
+                      time_updated: message.time_updated,
+                      data: sql`${JSON.stringify(message.data)}`,
+                    })
+                    .run(),
+                )
+                yield* tx
+                  .update(SessionTable)
+                  .set({ ...transformed.session, time_updated: next.time_updated })
+                  .where(eq(SessionTable.id, next.id))
+                  .run()
+                yield* tx
+                  .insert(EventSequenceTable)
+                  .values({ aggregate_id: next.id, seq: transformed.watermark })
+                  .onConflictDoUpdate({
+                    target: EventSequenceTable.aggregate_id,
+                    set: { seq: transformed.watermark, owner_id: null },
+                  })
+                  .run()
+              }),
+            )
+            .pipe(Effect.orDie)
+          if (runtimeState.status === "running")
+            runtimeState = {
+              status: "running",
+              progress: {
+                label: "Migrating sessions",
+                numerator: (runtimeState.progress.numerator ?? 0) + 1,
+                denominator,
+              },
+            }
+          yield* Effect.yieldNow
+        }
+        yield* db
+          .transaction((tx) =>
+            Effect.gen(function* () {
+              yield* tx
+                .insert(KVTable)
+                .values({ key: MIGRATION_STATE_KEY, value: { phase: "completed" } })
+                .onConflictDoUpdate({
+                  target: KVTable.key,
+                  set: { value: { phase: "completed" }, time_updated: Date.now() },
+                })
+                .run()
+            }),
+          )
+          .pipe(Effect.orDie)
+        return { status: "completed" as const }
+      })
+      return yield* migrate
+    }).pipe(Effect.orDie),
+  )
+}
+
+function nextPath(options: Options, data: string) {
+  if (options.nextDatabasePath) return options.nextDatabasePath
+  if (process.env.OPENCODE_DB === ":memory:") return undefined
+  return path.join(data, "opencode-next.db")
+}
+
+function openNextDatabase(sourcePath: string) {
+  return Effect.acquireRelease(
+    Effect.gen(function* () {
+      const sqlite = yield* Effect.promise(() => import("bun:sqlite"))
+      return new sqlite.Database(sourcePath, { readonly: true, strict: true })
+    }),
+    (source) => Effect.sync(() => source.close()),
+  )
+}
+
+function countNextSessions(sourcePath: string | undefined) {
+  if (!sourcePath || !existsSync(sourcePath)) return Effect.succeed(0)
+  return Effect.scoped(
+    Effect.gen(function* () {
+      const source = yield* openNextDatabase(sourcePath)
+      if (!isNextDatabase(source)) return 0
+      return source.query<{ value: number }, []>("SELECT COUNT(*) AS value FROM session").get()?.value ?? 0
+    }),
+  ).pipe(Effect.orElseSucceed(() => 0))
+}
+
+function importNextDatabase(
+  db: Database.Interface["db"],
+  sourcePath: string | undefined,
+  onProgress: (completed: number) => void,
+): Effect.Effect<void, unknown> {
+  if (!sourcePath || !existsSync(sourcePath)) return Effect.void
+  return Effect.scoped(
+    Effect.gen(function* () {
+      const source = yield* openNextDatabase(sourcePath)
+      if (!isNextDatabase(source)) {
+        yield* Effect.logWarning("Skipped incompatible opencode-next.db", { path: sourcePath })
+        return
+      }
+      source.run("BEGIN")
+      yield* Effect.addFinalizer(() =>
+        Effect.sync(() => {
+          if (source.inTransaction) source.run("ROLLBACK")
+        }),
+      )
+      const projects = new Map(
+        source
+          .query<NextProject, []>("SELECT * FROM project")
+          .all()
+          .map((project) => [project.id, project]),
+      )
+      const sessions = source.query<NextSession, []>("SELECT * FROM session ORDER BY id DESC").all()
+      for (const [index, session] of sessions.entries()) {
+        const project = projects.get(session.project_id)
+        const projectID = project ? session.project_id : Project.ID.global
+        if (!project) {
+          yield* Effect.logWarning("Reassigned previous V2 session with missing project", {
+            sessionID: session.id,
+            projectID: session.project_id,
+          })
+        }
+        const messages = source
+          .query<
+            NextMessage,
+            [string]
+          >("SELECT id, session_id, type, seq, time_created, time_updated, data FROM session_message WHERE session_id = ? ORDER BY seq")
+          .all(session.id)
+        yield* db
+          .transaction((tx) =>
+            Effect.gen(function* () {
+              if (project)
+                yield* tx.run(sql`
+                  INSERT OR IGNORE INTO project (
+                    id, worktree, vcs, name, icon_url, icon_url_override, icon_color,
+                    time_created, time_updated, time_initialized, sandboxes, commands
+                  ) VALUES (
+                    ${project.id}, ${project.worktree}, ${project.vcs}, ${project.name}, ${project.icon_url},
+                    ${project.icon_url_override}, ${project.icon_color}, ${project.time_created}, ${project.time_updated},
+                    ${project.time_initialized}, ${project.sandboxes}, ${project.commands}
+                  )
+                `)
+              const existing = yield* tx
+                .select({ id: SessionTable.id })
+                .from(SessionTable)
+                .where(eq(SessionTable.id, SessionSchema.ID.make(session.id)))
+                .get()
+              if (existing) return
+              yield* tx.run(sql`
+                INSERT INTO session_v2 (
+                  id, project_id, workspace_id, parent_id, fork_session_id, fork_boundary, slug, directory,
+                  path, title, version, share_url, summary_additions, summary_deletions, summary_files,
+                  summary_diffs, metadata, cost, tokens_input, tokens_output, tokens_reasoning, tokens_cache_read,
+                  tokens_cache_write, revert, permission, agent, model, time_created, time_updated, time_compacting,
+                  time_archived, time_suspended
+                ) VALUES (
+                  ${session.id}, ${projectID}, ${session.workspace_id}, ${session.parent_id},
+                  ${session.fork_session_id}, ${session.fork_boundary}, ${session.slug}, ${session.directory},
+                  ${session.path}, ${session.title}, ${session.version}, ${session.share_url},
+                  ${session.summary_additions}, ${session.summary_deletions}, ${session.summary_files},
+                  ${session.summary_diffs}, ${session.metadata}, ${session.cost}, ${session.tokens_input},
+                  ${session.tokens_output}, ${session.tokens_reasoning}, ${session.tokens_cache_read},
+                  ${session.tokens_cache_write}, ${session.revert}, ${session.permission}, ${session.agent},
+                  ${session.model}, ${session.time_created}, ${session.time_updated}, ${session.time_compacting},
+                  ${session.time_archived}, ${session.time_suspended}
+                )
+              `)
+              yield* Effect.forEach(messages, (message) =>
+                tx
+                  .insert(SessionMessageTable)
+                  .values({
+                    id: SessionMessage.ID.make(message.id),
+                    session_id: SessionSchema.ID.make(message.session_id),
+                    type: message.type as SessionMessage.Type,
+                    seq: message.seq,
+                    time_created: message.time_created,
+                    time_updated: message.time_updated,
+                    data: sql`${message.data}`,
+                  })
+                  .run(),
+              )
+              yield* tx
+                .insert(EventSequenceTable)
+                .values({ aggregate_id: session.id, seq: messages.at(-1)?.seq ?? -1 })
+                .onConflictDoUpdate({
+                  target: EventSequenceTable.aggregate_id,
+                  set: { seq: messages.at(-1)?.seq ?? -1, owner_id: null },
+                })
+                .run()
+            }),
+          )
+          .pipe(Effect.orDie)
+        onProgress(index + 1)
+        yield* Effect.yieldNow
+      }
+      source.run("COMMIT")
+    }),
+  )
+}
+
+function isNextDatabase(source: SQLiteDatabase) {
+  const tables = new Set(
+    source
+      .query<{ name: string }, []>("SELECT name FROM sqlite_master WHERE type = 'table'")
+      .all()
+      .map((table) => table.name),
+  )
+  return tables.has("project") && tables.has("session") && tables.has("session_message")
+}
+
+function row(
+  source: SourceMessage,
+  message: {
+    readonly id: string
+    readonly type: SessionMessage.Type
+    readonly time: { readonly created: number }
+    readonly [key: string]: unknown
+  },
+): TransformResult["messages"][number] {
+  const { id, type, ...data } = message
+  return {
+    id,
+    session_id: source.session_id,
+    type,
+    seq: 0,
+    time_created: source.time_created,
+    time_updated: source.time_updated,
+    data,
+  }
+}
+
+function migrateTool(part: typeof SessionV1.ToolPart.Type, fallback: number) {
+  const base = {
+    type: "tool" as const,
+    id: part.callID,
+    name: part.tool,
+    ...(part.metadata ? { providerState: part.metadata } : {}),
+  }
+  if (part.state.status === "completed")
+    return {
+      ...base,
+      state: {
+        status: "completed",
+        input: part.state.input,
+        content:
+          part.state.time.compacted === undefined
+            ? [
+                { type: "text", text: part.state.output },
+                ...(part.state.attachments ?? []).map((file) => ({
+                  type: "file" as const,
+                  uri: file.url,
+                  mime: file.mime,
+                  ...(file.filename ? { name: file.filename } : {}),
+                })),
+              ]
+            : [{ type: "text", text: "[Old tool result content cleared]" }],
+        metadata: part.state.metadata,
+      },
+      time: { created: part.state.time.start, completed: part.state.time.end },
+    }
+  if (part.state.status === "error")
+    return {
+      ...base,
+      state: {
+        status: "error",
+        input: part.state.input,
+        error: { type: "tool.execution", message: part.state.error },
+        ...(typeof part.state.metadata?.output === "string"
+          ? { content: [{ type: "text", text: part.state.metadata.output }] }
+          : {}),
+        ...(part.state.metadata ? { metadata: part.state.metadata } : {}),
+      },
+      time: { created: part.state.time.start, completed: part.state.time.end },
+    }
+  return {
+    ...base,
+    state: {
+      status: "error",
+      input: part.state.input,
+      error: { type: "tool.interrupted", message: "Tool execution was interrupted before V2 migration" },
+      ...(part.state.status === "running" && part.state.metadata ? { metadata: part.state.metadata } : {}),
+    },
+    time: { created: part.state.status === "running" ? part.state.time.start : fallback },
+  }
+}
+
+function migrateError(error: NonNullable<(typeof SessionV1.Assistant.Type)["error"]>) {
+  const message =
+    "message" in error.data
+      ? error.data.message
+      : error.name === "MessageOutputLengthError"
+        ? "The model exceeded its output limit"
+        : error.name
+  const type =
+    error.name === "ProviderAuthError"
+      ? "provider.auth"
+      : error.name === "ContentFilterError"
+        ? "provider.content-filter"
+        : error.name === "ContextOverflowError"
+          ? "provider.invalid-request"
+          : error.name === "StructuredOutputError" || error.name === "MessageOutputLengthError"
+            ? "provider.invalid-output"
+            : error.name === "MessageAbortedError"
+              ? "aborted"
+              : error.name === "APIError"
+                ? "provider.error"
+                : "unknown"
+  return { type, message }
+}
+
+function normalizeFinish(finish: string | undefined) {
+  if (!finish) return undefined
+  return (
+    (["stop", "length", "tool-calls", "content-filter", "error", "unknown"] as const).find(
+      (value) => value === finish,
+    ) ?? "unknown"
+  )
+}
+
+function migrateFile(part: SessionV1.FilePart) {
+  if (!part.url.startsWith("data:")) return []
+  const comma = part.url.indexOf(",")
+  if (comma < 0) return []
+  const header = part.url.slice(0, comma)
+  const payload = part.url.slice(comma + 1)
+  const data = header.endsWith(";base64")
+    ? Buffer.from(payload, "base64").toString("base64")
+    : Buffer.from(decodeURIComponent(payload)).toString("base64")
+  return [
+    {
+      data,
+      mime: part.mime,
+      source:
+        part.source?.type === "resource" ? { type: "uri" as const, uri: part.source.uri } : { type: "inline" as const },
+      ...(part.filename ? { name: part.filename } : {}),
+      ...(part.source
+        ? { mention: { text: part.source.text.value, start: part.source.text.start, end: part.source.text.end } }
+        : {}),
+    },
+  ]
+}
+
+function unavailableFile(part: SessionV1.FilePart) {
+  const label = part.filename ?? (part.source?.type === "resource" ? part.source.uri : part.url)
+  return `[Attachment unavailable after migration: ${label} (${part.mime})]`
+}
+
+function syntheticID(source: string, used: Set<string>) {
+  const prefix = source.slice(0, 16)
+  const alphabet = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
+  for (let salt = 0; ; salt++) {
+    const hex = new Bun.CryptoHasher("sha256").update(`v1-synthetic:${source}${salt ? `:${salt}` : ""}`).digest("hex")
+    let value = BigInt(`0x${hex}`)
+    let suffix = ""
+    while (suffix.length < 14) {
+      suffix = alphabet[Number(value % 62n)] + suffix
+      value /= 62n
+    }
+    const id = prefix + suffix
+    if (used.has(id)) continue
+    used.add(id)
+    return id
+  }
+}
+
+function serializeRecent(
+  messages: ReadonlyArray<{ row: SourceMessage; value: typeof SessionV1.Info.Type }>,
+  parts: Map<string, Array<{ row: SourcePart; value: typeof SessionV1.Part.Type }>>,
+) {
+  return messages
+    .flatMap((message) => {
+      const owned = parts.get(message.row.id)?.map((part) => part.value) ?? []
+      if (message.value.role === "user")
+        return [
+          `[User]: ${owned
+            .filter((part) => part.type === "text" && !part.ignored)
+            .map((part) => (part.type === "text" ? part.text : ""))
+            .join("\n\n")}`,
+        ]
+      return owned.flatMap((part) =>
+        part.type === "text"
+          ? [`[Assistant]: ${part.text}`]
+          : part.type === "reasoning" && part.text
+            ? [`[Assistant reasoning]: ${part.text}`]
+            : [],
+      )
+    })
+    .join("\n\n")
+}
+
+function readState(db: Database.Interface["db"]): Effect.Effect<MigrationState | undefined> {
+  return db
+    .select({ value: KVTable.value })
+    .from(KVTable)
+    .where(eq(KVTable.key, MIGRATION_STATE_KEY))
+    .get()
+    .pipe(
+      Effect.map((row) => parseState(row?.value)),
+      Effect.orDie,
+    )
+}
+
+function parseState(input: unknown): MigrationState | undefined {
+  if (!input || typeof input !== "object" || !("phase" in input)) return
+  if (input.phase === "completed") return { phase: "completed" }
+  if (input.phase !== "sessions") return
+  if (!("cursor" in input) || input.cursor === undefined) return { phase: "sessions" }
+  if (typeof input.cursor === "string") return { phase: "sessions", cursor: input.cursor }
+}
+
+function hasLegacySessions(db: Database.Interface["db"]) {
+  return db.get(sql`SELECT name FROM sqlite_master WHERE type = 'table' AND name = 'session'`).pipe(
+    Effect.map((row) => row !== undefined),
+    Effect.orDie,
+  )
+}

packages/core/src/environment/unavailable.ts

@@ -1,17 +0,0 @@
-import { Effect, Layer, PlatformError } from "effect"
-import { ChildProcessSpawner, make } from "effect/unstable/process/ChildProcessSpawner"
-
-export const spawner = make(() =>
-  Effect.fail(
-    PlatformError.systemError({
-      _tag: "Unknown",
-      module: "Environment",
-      method: "spawn",
-      description: "This location has no execution plane: no workspace is attached and the host cannot spawn processes",
-    }),
-  ),
-)
-
-export const layer = Layer.succeed(ChildProcessSpawner, spawner)
-
-export * as EnvironmentUnavailable from "./unavailable.js"

packages/core/src/filesystem/fff.workerd.ts

@@ -1,12 +0,0 @@
-import { bind } from "./fff.js"
-
-export type { Directory, DirSearch, File, Init, Mixed, MixedSearch, Picker, Result, Search } from "./fff.js"
-
-// No fff backend exists on workerd; every create reports unavailability and
-// FileSystemSearch degrades the same way it does on a runtime without the native module.
-const adapter = bind(undefined, "fff unavailable on workerd runtime")
-
-export const available = adapter.available
-export const create = adapter.create
-
-export * as Fff from "./fff.workerd.js"

packages/core/src/filesystem/watcher-binding.ts

@@ -2,10 +2,9 @@ import { createRequire } from "node:module"
 
 declare const OPENCODE_LIBC: string | undefined
 
-// Lazy: on workerd import.meta.url is undefined and the watcher is never
+const require = createRequire(import.meta.url)
-// loaded, so createRequire must not run at module scope.
+
 export default function load() {
-  const require = createRequire(import.meta.url)
   const libc = typeof OPENCODE_LIBC === "undefined" ? undefined : OPENCODE_LIBC
   return require(
     process.env.OPENCODE_PARCEL_WATCHER_PATH ??

packages/core/src/image/photon-wasm.workerd.ts

@@ -1,4 +0,0 @@
-// workerd has no filesystem path to a photon wasm artifact. Image.Photon only
-// reads this lazily and surfaces a typed ResizerUnavailableError when loading
-// fails, so an empty path degrades cleanly instead of breaking module load.
-export default ""

packages/core/src/mcp/client.ts

@@ -1,10 +1,11 @@
 export * as MCPClient from "./client.js"
 
 import path from "node:path"
+import { execFile } from "node:child_process"
 import { pathToFileURL } from "node:url"
 import { Client } from "@modelcontextprotocol/sdk/client/index.js"
+import { StdioClientTransport } from "@modelcontextprotocol/sdk/client/stdio.js"
 import { StreamableHTTPClientTransport } from "@modelcontextprotocol/sdk/client/streamableHttp.js"
-import type { Transport } from "@modelcontextprotocol/sdk/shared/transport.js"
 import { UnauthorizedError, type OAuthClientProvider } from "@modelcontextprotocol/sdk/client/auth.js"
 import {
   CallToolResultSchema,
@@ -29,12 +30,13 @@ import {
 } from "@modelcontextprotocol/sdk/types.js"
 import { Cause, Effect, Exit, Schema } from "effect"
 import { ConfigMCP } from "@opencode-ai/schema/config/mcp"
-import { MCPStdio } from "./stdio.js"
 
 const DEFAULT_STARTUP_TIMEOUT = 30_000
 const DEFAULT_CATALOG_TIMEOUT = 30_000
 const DEFAULT_EXECUTION_TIMEOUT = 12 * 60 * 60 * 1_000 // 12 hours
 
+type Transport = StdioClientTransport | StreamableHTTPClientTransport
+
 // Some servers advertise tool outputSchemas the SDK's strict validator can't resolve; this drops
 // only that field so a single bad schema doesn't blank out the whole tool list.
 const TolerantListToolsResult = ListToolsResultSchema.extend({
@@ -174,12 +176,7 @@ export interface Connection {
   readonly onResourcesChanged: (callback: () => void) => void
 }
 
-/**
+/** Connects an MCP server; closing the calling scope tears down the transport and any spawned process. */
- * Connects an MCP server; closing the calling scope tears down the transport and any spawned process.
- *
- * A stdio server is spawned through the location's `Environment`, so it runs on the same execution
- * plane as the location's shell commands rather than always on the host.
- */
 export const connect = Effect.fnUntraced(function* (
   server: string,
   config: typeof ConfigMCP.Server.Type,
@@ -193,12 +190,13 @@ export const connect = Effect.fnUntraced(function* (
   const transport: Transport = yield* Effect.gen(function* () {
     if (config.type === "local") {
       const [command, ...args] = config.command
-      return yield* MCPStdio.make({
+      return new StdioClientTransport({
-        server,
         command,
         args,
         cwd: config.cwd ? path.resolve(directory, config.cwd) : directory,
-        environment: {
+        stderr: "pipe",
+        env: {
+          ...(process.env as Record<string, string>),
           ...(command === "opencode" ? { BUN_BE_BUN: "1" } : {}),
           ...config.environment,
         },
@@ -235,9 +233,9 @@ export const connect = Effect.fnUntraced(function* (
     catch: (error) => error,
   }).pipe(Effect.exit)
   if (Exit.isSuccess(exit)) {
-    // Closing the client closes the transport, which ends stdin and then kills through the spawner
+    yield* Effect.addFinalizer(() =>
-    // handle if the server does not exit cleanly. The process scope remains a final backstop.
+      cleanupStdioDescendants(transport).pipe(Effect.andThen(Effect.promise(() => client.close())), Effect.ignore),
-    yield* Effect.addFinalizer(() => Effect.promise(() => client.close()).pipe(Effect.ignore))
+    )
     const catalogTimeout = config.timeout?.catalog ?? DEFAULT_CATALOG_TIMEOUT
     const executionTimeout = config.timeout?.execution ?? DEFAULT_EXECUTION_TIMEOUT
     return {
@@ -436,12 +434,58 @@ export const connect = Effect.fnUntraced(function* (
     } satisfies Connection
   }
 
-  yield* Effect.promise(() => transport.close()).pipe(Effect.ignore)
+  yield* cleanupStdioDescendants(transport).pipe(Effect.andThen(Effect.promise(() => transport.close())), Effect.ignore)
   const error = Cause.squash(exit.cause)
   if (error instanceof UnauthorizedError) return yield* new NeedsAuthError({ server })
   return yield* new ConnectError({ server, message: error instanceof Error ? error.message : String(error) })
 })
 
+// SDK close stops the MCP process, but not child processes it spawned.
+const cleanupStdioDescendants = (transport: Transport) =>
+  Effect.gen(function* () {
+    if (!(transport instanceof StdioClientTransport)) return
+    const pid = transport.pid
+    if (typeof pid !== "number") return
+    yield* Effect.forEach(
+      yield* descendantPids(pid),
+      (pid) =>
+        Effect.try({
+          try: () => process.kill(pid, "SIGTERM"),
+          catch: () => undefined,
+        }).pipe(Effect.ignore),
+      { discard: true },
+    )
+  })
+
+const descendantPids = Effect.fnUntraced(function* (root: number) {
+  if (process.platform === "win32") return []
+  const result: number[] = []
+  const queue = [root]
+  for (let index = 0; index < queue.length; index++) {
+    const parent = queue[index]
+    if (parent === undefined) return result
+    const children = (yield* childPids(parent)).filter((pid) => !result.includes(pid))
+    result.push(...children)
+    queue.push(...children)
+  }
+  return result
+})
+
+const childPids = (pid: number) =>
+  Effect.promise(
+    () =>
+      new Promise<number[]>((resolve) => {
+        execFile("pgrep", ["-P", String(pid)], { encoding: "utf8" }, (_error, stdout) => {
+          resolve(
+            stdout
+              .split("\n")
+              .map((line) => Number.parseInt(line, 10))
+              .filter((pid) => Number.isInteger(pid)),
+          )
+        })
+      }),
+  )
+
 async function paginate<R extends { nextCursor?: string }, T>(
   list: (cursor: string | undefined) => Promise<R>,
   items: (result: R) => T[],

packages/core/src/mcp/index.ts

@@ -12,7 +12,6 @@ import { makeLocationNode } from "@opencode-ai/util/effect/app-node"
 import { Config } from "../config.js"
 import { Credential } from "../credential.js"
 import { Bus } from "../bus.js"
-import { Environment } from "../environment/index.js"
 import { Form } from "../form.js"
 import { Integration } from "../integration.js"
 import { KeyedMutex } from "../effect/keyed-mutex.js"
@@ -174,13 +173,13 @@ export const layer = (options?: Options) =>
     Effect.gen(function* () {
       const config = yield* Config.Service
       const location = yield* Location.Service
-      const environment = yield* Environment.Service
       const bus = yield* Bus.Service
       const forms = yield* Form.Service
       const integration = yield* Integration.Service
       const credentials = yield* Credential.Service
-      const root = yield* Effect.scope
+      const root = yield* Scope.make()
       const fork = yield* FiberSet.makeRuntime<never, void, never>()
+      yield* Effect.addFinalizer((exit) => Scope.close(root, exit))
 
       const loadConfig = (entries: readonly Entry[]) => {
         const documents = entries.filter((entry): entry is Document => entry.type === "document")
@@ -460,8 +459,13 @@ export const layer = (options?: Options) =>
         connection.onClose(() =>
           live(
             Effect.gen(function* () {
+              entry.client = undefined
+              entry.tools = undefined
+              entry.prompts = undefined
               entry.status = { status: "failed", error: "Connection closed" }
-              yield* stopServer(name, entry)
+              yield* bus.publish(McpEvent.ToolsChanged, { server: name }).pipe(Effect.ignore)
+              yield* bus.publish(McpEvent.ResourcesChanged, { server: name }).pipe(Effect.ignore)
+              yield* bus.publish(Command.Event.Updated, {}).pipe(Effect.ignore)
               yield* bus.publish(McpEvent.StatusChanged, { server: name }).pipe(Effect.ignore)
             }),
           ),
@@ -516,8 +520,6 @@ export const layer = (options?: Options) =>
             options?.clientInfo,
           ).pipe(
             Effect.flatMap((connection) => connection.tools().pipe(Effect.map((tools) => ({ connection, tools })))),
-            // A stdio server is spawned on this location's execution plane, not the host's.
-            Effect.provideService(Environment.Service, environment),
             Scope.provide(scope),
             Effect.exit,
           )
@@ -826,7 +828,7 @@ export function configured(options?: Options) {
   return makeLocationNode({
     service: Service,
     layer: layer(options),
-    deps: [Config.node, Location.node, Environment.node, Bus.node, Form.node, Integration.node, Credential.node],
+    deps: [Config.node, Location.node, Bus.node, Form.node, Integration.node, Credential.node],
   })
 }
 

packages/core/src/mcp/oauth.ts

@@ -2,6 +2,7 @@ export * as MCPOAuth from "./oauth.js"
 
 import { auth, type OAuthClientProvider } from "@modelcontextprotocol/sdk/client/auth.js"
 import type { OAuthClientInformationMixed, OAuthTokens } from "@modelcontextprotocol/sdk/shared/auth.js"
+import { createServer } from "node:http"
 import { Deferred, Effect } from "effect"
 import { Credential } from "@opencode-ai/schema/credential"
 import { ConfigMCP } from "@opencode-ai/schema/config/mcp"
@@ -151,8 +152,6 @@ export const authorize = (input: {
     const redirectPath = oauth?.redirect_uri ? new URL(oauth.redirect_uri).pathname : "/callback"
     const state = Buffer.from(crypto.getRandomValues(new Uint8Array(32))).toString("base64url")
 
-    // Lazy so runtimes without a loopback listener (workerd) never evaluate node:http.
-    const { createServer } = yield* Effect.promise(() => import("node:http"))
     const server = createServer((request, response) => {
       const url = new URL(request.url ?? "/", "http://127.0.0.1")
       if (url.pathname !== redirectPath) {

packages/core/src/mcp/stdio.ts

@@ -1,181 +0,0 @@
-export * as MCPStdio from "./stdio.js"
-
-import { ReadBuffer, serializeMessage } from "@modelcontextprotocol/sdk/shared/stdio.js"
-import type { Transport } from "@modelcontextprotocol/sdk/shared/transport.js"
-import type { JSONRPCMessage } from "@modelcontextprotocol/sdk/types.js"
-import { Cause, Duration, Effect, Queue, Scope, Stream } from "effect"
-import { ChildProcess } from "effect/unstable/process"
-import type { ChildProcessHandle } from "effect/unstable/process/ChildProcessSpawner"
-import { Environment } from "../environment/index.js"
-
-/** Mirrors StdioClientTransport: wait this long for a graceful exit after stdin closes. */
-const CLOSE_GRACE = Duration.seconds(2)
-
-/** Mirrors StdioClientTransport: escalate SIGTERM to SIGKILL after this long. */
-const FORCE_KILL_AFTER = Duration.seconds(2)
-const OUTGOING_CAPACITY = 64
-const MAX_FRAME_BYTES = 16 * 1024 * 1024
-
-export interface Options {
-  /** Server name; only used to attribute logs. */
-  readonly server: string
-  readonly command: string
-  readonly args: ReadonlyArray<string>
-  readonly cwd: string
-  /**
-   * Environment declared by the server config, and nothing else.
-   *
-   * The host environment is merged in by the spawner via `extendEnv`, which keeps the merge on the
-   * side that actually runs the process: the local driver extends with the host's `process.env`
-   * (what the MCP SDK's transport did), while a workspace driver extends with the sandbox's own
-   * environment. Host variables therefore never cross the seam into a remote workspace.
-   */
-  readonly environment: Record<string, string>
-}
-
-/**
- * MCP stdio transport that spawns its server through the location's `Environment` instead of the
- * SDK's host-bound `StdioClientTransport`, so a workspace-backed location runs its MCP servers
- * wherever the rest of its execution happens.
- *
- * The process is acquired in the calling scope: closing the scope kills it (the spawner kills the
- * whole process group, so descendants go too) regardless of whether the transport was closed.
- */
-export const make = Effect.fnUntraced(function* (options: Options) {
-  const environment = yield* Environment.Service
-  const scope = yield* Effect.scope
-  // Outgoing frames are queued rather than written to `handle.stdin` directly: the sink closes the
-  // stream it is run with, and stdin must stay open across the whole session.
-  const outgoing = yield* Queue.bounded<string, Cause.Done>(OUTGOING_CAPACITY)
-  const buffer = new ReadBuffer()
-  const state: { phase: "ready" | "starting" | "open" | "closed"; handle?: ChildProcessHandle } = { phase: "ready" }
-  let startup: Promise<void> | undefined
-  let closing: Promise<void> | undefined
-  let trailingBytes = 0
-
-  const stop = (handle: ChildProcessHandle) =>
-    Effect.gen(function* () {
-      const exit = yield* Effect.timeoutOption(handle.exitCode, CLOSE_GRACE)
-      if (exit._tag === "Some") return
-      const terminated = yield* Effect.timeoutOption(handle.kill({ killSignal: "SIGTERM" }), FORCE_KILL_AFTER)
-      if (terminated._tag === "None") yield* handle.kill({ killSignal: "SIGKILL" })
-    }).pipe(Effect.ignore)
-
-  const close = () =>
-    (closing ??= Effect.runPromise(
-      Effect.gen(function* () {
-        state.phase = "closed"
-        Queue.endUnsafe(outgoing)
-        if (startup) yield* Effect.promise(() => startup!.catch(() => undefined))
-        const handle = state.handle
-        if (!handle) return
-        state.handle = undefined
-        yield* stop(handle)
-      }).pipe(Effect.ensuring(Queue.shutdown(outgoing)), Effect.ensuring(Effect.sync(() => buffer.clear()))),
-    ))
-
-  const transport: Transport = {
-    start: () => {
-      if (state.phase !== "ready") return Promise.reject(new Error("Stdio transport already started"))
-      state.phase = "starting"
-      startup = Effect.runPromise(
-        Effect.gen(function* () {
-          const handle = yield* environment.spawner.spawn(
-            ChildProcess.make(options.command, [...options.args], {
-              cwd: options.cwd,
-              env: options.environment,
-              extendEnv: true,
-              stdin: { stream: Stream.encodeText(Stream.fromQueue(outgoing)), endOnDone: true },
-              stdout: "pipe",
-              stderr: "pipe",
-              forceKillAfter: FORCE_KILL_AFTER,
-            }),
-          )
-          state.handle = handle
-          if (state.phase === "closed") {
-            state.handle = undefined
-            return yield* stop(handle)
-          }
-          state.phase = "open"
-          yield* startOutput(handle)
-        }).pipe(Scope.provide(scope)),
-      )
-      return startup
-    },
-    send: (message: JSONRPCMessage) =>
-      state.phase !== "open"
-        ? Promise.reject(new Error("Not connected"))
-        : Effect.runPromise(
-            Queue.offer(outgoing, serializeMessage(message)).pipe(
-              Effect.flatMap((offered) => (offered ? Effect.void : Effect.fail(new Error("Not connected")))),
-            ),
-          ),
-    close,
-  }
-
-  const deliver = (chunk: Uint8Array) =>
-    Effect.gen(function* () {
-      for (const byte of chunk) {
-        trailingBytes = byte === 10 ? 0 : trailingBytes + 1
-        if (trailingBytes > MAX_FRAME_BYTES) return yield* Effect.fail(new Error("MCP stdio frame exceeded 16 MiB"))
-      }
-      buffer.append(Buffer.from(chunk.buffer, chunk.byteOffset, chunk.byteLength))
-      while (true) {
-        // `undefined` means the frame failed to parse: the buffer has already advanced past it, so
-        // keep draining. `null` means the buffer holds no complete frame yet.
-        const message = yield* Effect.try({
-          try: () => buffer.readMessage(),
-          catch: (cause) => (cause instanceof Error ? cause : new Error(String(cause))),
-        }).pipe(
-          Effect.catch((error) =>
-            Effect.sync(() => {
-              transport.onerror?.(error)
-              return undefined
-            }),
-          ),
-        )
-        if (message === undefined) continue
-        if (message === null) return
-        transport.onmessage?.(message)
-      }
-    })
-
-  const startOutput = (handle: ChildProcessHandle) =>
-    Effect.gen(function* () {
-      yield* Effect.forkScoped(
-        Stream.runForEach(handle.stdout, deliver).pipe(
-          Effect.tapCause((cause) =>
-            Effect.sync(() => {
-              const error = Cause.squash(cause)
-              transport.onerror?.(error instanceof Error ? error : new Error(String(error)))
-            }),
-          ),
-          Effect.ignore,
-          // stdout ending means the server is gone; the SDK transport reports that the same way.
-          Effect.ensuring(
-            Effect.gen(function* () {
-              const unexpected = state.phase !== "closed"
-              if (unexpected) yield* Effect.promise(close)
-              transport.onclose?.()
-            }),
-          ),
-        ),
-      )
-
-      // StdioClientTransport pipes stderr into a stream nobody reads. Drain chunks into the debug
-      // log so chatty servers cannot stall and newline-free output is not buffered without bound.
-      yield* Effect.forkScoped(
-        handle.stderr.pipe(
-          Stream.decodeText(),
-          Stream.runForEach((output) =>
-            output.trim() === ""
-              ? Effect.void
-              : Effect.logDebug("mcp server stderr", { server: options.server, output }),
-          ),
-          Effect.ignore,
-        ),
-      )
-    })
-
-  return transport
-})

packages/core/src/models-dev.ts

@@ -544,24 +544,6 @@ const Cache = Schema.Struct({
 })
 const defaultSource = "https://models.opencode.ai"
 
-// Bundled snapshot of https://models.opencode.ai/api.json, committed at
-// packages/core/src/models-dev/snapshot.txt and refreshed via
-// `bun run script/update-models-snapshot.ts`. Decoded and normalized once per
-// isolate: the snapshot is a multi-MB module-level constant and one isolate can
-// host many runtimes (Cloudflare colocates Durable Object instances), so
-// per-runtime decoding would multiply the cost.
-let bundledCache: readonly Snapshot[] | undefined
-const bundledSnapshot = Effect.suspend(() =>
-  bundledCache
-    ? Effect.succeed(bundledCache)
-    : decodeCatalog(snapshotText).pipe(
-        Effect.map((catalog) => {
-          bundledCache = normalize(catalog)
-          return bundledCache
-        }),
-      ),
-)
-
 function cacheKey(source: string) {
   if (source === defaultSource) return "models-dev:catalog"
   return `models-dev:catalog:${Hash.fast(source)}`
@@ -625,9 +607,11 @@ export const layer = (options?: Options) =>
           )
         : Effect.succeed(undefined)
 
-      // The bundled snapshot is the boot-time floor for the catalog; the
+      // Bundled snapshot of https://models.opencode.ai/api.json, committed at
-      // periodic fetch below still refreshes on top.
+      // packages/core/src/models-dev/snapshot.txt and refreshed via
-      const loadSnapshot = options?.snapshot === false ? Effect.succeed(undefined) : bundledSnapshot
+      // `bun run script/update-models-snapshot.ts`. It is the boot-time floor
+      // for the catalog; the periodic fetch below still refreshes on top.
+      const loadSnapshot = options?.snapshot === false ? Effect.succeed(undefined) : decodeCatalog(snapshotText)
 
       const fetchAndWrite = Effect.fn("ModelsDev.fetchAndWrite")(function* () {
         const text = yield* fetchApi()
@@ -651,7 +635,7 @@ export const layer = (options?: Options) =>
         const cached = options?.file ? undefined : yield* loadFromCache()
         if (cached) return normalize(cached.catalog)
         const bundled = yield* loadSnapshot
-        if (bundled) return bundled
+        if (bundled) return normalize(bundled)
         if (!fetch) return []
         const catalog = yield* lock.withPermit(
           Effect.gen(function* () {

packages/core/src/plugin/provider/github-copilot.ts

@@ -204,11 +204,10 @@ export const GithubCopilotPlugin = define({
         for (const [id, model] of loaded.models) {
           evt.model.update(item.provider.id, id, (draft) => Object.assign(draft, structuredClone(model)))
         }
-      } else {
+      } else if (loaded.baseURL) {
         for (const id of item.models.keys()) {
           evt.model.update(item.provider.id, id, (model) => {
-            model.package = "@ai-sdk/github-copilot"
+            model.settings = Provider.mergeOverlay(model.settings, { baseURL: loaded.baseURL })
-            if (loaded.baseURL) model.settings = Provider.mergeOverlay(model.settings, { baseURL: loaded.baseURL })
           })
         }
       }

packages/core/src/plugin/provider/openai.ts

@@ -1,3 +1,4 @@
+import { createServer } from "node:http"
 import type { IntegrationOAuthMethodRegistration } from "@opencode-ai/plugin/effect/integration"
 import { define } from "@opencode-ai/plugin/effect/plugin"
 import { Deferred, Effect, Option, Schema, Semaphore, Stream } from "effect"
@@ -57,8 +58,6 @@ const browser = (app: App.Info) =>
         const state = base64UrlEncode(crypto.getRandomValues(new Uint8Array(32)).buffer)
         const code = yield* Deferred.make<string, Error>()
         const redirect = `http://localhost:${callbackPort}/auth/callback`
-        // Lazy so runtimes without a loopback listener (workerd) never evaluate node:http.
-        const { createServer } = yield* Effect.promise(() => import("node:http"))
         const server = createServer((request, response) => {
           const url = new URL(request.url ?? "/", `http://localhost:${callbackPort}`)
           if (url.pathname !== "/auth/callback") {

packages/core/src/plugin/system-prompt.ts

@@ -23,11 +23,7 @@ export const GooglePlugin = make("google", (id) => (id.includes("gemini-") ? PRO
 export const AnthropicPlugin = make("anthropic", (id) => (id.includes("claude") ? PROMPT_ANTHROPIC : undefined))
 export const KimiPlugin = make("kimi", (id) => (id.includes("kimi") ? PROMPT_KIMI : undefined))
 export const ArceePlugin = make("arcee", (id) => (id.includes("trinity") ? PROMPT_TRINITY : undefined))
-export const MetaPlugin = make("meta", (id) => {
+export const MetaPlugin = make("meta", (id) => (id.includes("muse-spark") ? PROMPT_META : undefined))
-  if (!id.includes("muse")) return
-  const name = id.includes("muse-glimmer") ? "Muse Glimmer" : "Muse Spark"
-  return PROMPT_META.replaceAll("{{MODEL_NAME}}", name)
-})
 
 export const Plugins = [OpenAIPlugin, GooglePlugin, AnthropicPlugin, KimiPlugin, ArceePlugin, MetaPlugin] as const
 

packages/core/src/plugin/system-prompt/meta.txt

@@ -1,4 +1,4 @@
-You are OpenCode, a coding agent that helps users with software engineering tasks. You are powered by {{MODEL_NAME}}, a large language model trained by Meta MSL.
+You are OpenCode, a coding agent that helps users with software engineering tasks. You are powered by Muse Spark, a large language model trained by Meta MSL.
 
 Use the instructions below and the tools available to assist the user.
 
@@ -55,5 +55,5 @@ Use the instructions below and the tools available to assist the user.
 - NEVER use comments as a place for long-winded chain-of-thought. Long thinking texts must be generated as private reasoning. Comments in code must be appropriately concise.
 
 # User Help & Feedback
-- Users can give feedback or report issues at https://github.com/anomalyco/opencode and mention that they are using Meta {{MODEL_NAME}}.
+- Users can give feedback or report issues at https://github.com/anomalyco/opencode and mention that they are using Meta Muse Spark.
 - When users ask directly about OpenCode (eg. "can OpenCode do...", "are you able to do...") or its features (eg. implement a hook, write a slash command, or install an MCP server), use the `webfetch` tool to gather information to answer the question from the V2 OpenCode docs at https://opencode.ai/v2/docs/.

packages/core/src/project.ts

@@ -5,9 +5,7 @@ import { ChildProcess } from "effect/unstable/process"
 import { asc, desc } from "drizzle-orm"
 import path from "path"
 import { AbsolutePath } from "./schema.js"
-import { Bus } from "./bus.js"
 import { Database } from "./database/database.js"
-import { Event } from "@opencode-ai/schema/project-directories"
 import { FSUtil } from "@opencode-ai/util/fs-util"
 import { Git } from "./git.js"
 import { AppProcess } from "@opencode-ai/util/process"
@@ -93,40 +91,28 @@ const layer = Layer.effect(
     const fs = yield* FSUtil.Service
     const git = yield* Git.Service
     const proc = yield* AppProcess.Service
-    const bus = yield* Bus.Service
     const db = (yield* Database.Service).db
     const projectDirectories = yield* ProjectDirectories.Service
 
-    const announcing = new Set<string>()
     const persist = Effect.fnUntraced(function* (project: Resolved) {
-      yield* upsertProject(db, project).pipe(Effect.orDie)
+      yield* db
-      if (!project.vcs) return project
+        .transaction((tx) =>
-      const directories: ProjectDirectories.CreateInput[] = [{ projectID: project.id, directory: project.canonical }]
+          Effect.gen(function* () {
-      if (project.directory !== project.canonical)
+            yield* upsertProject(tx, project)
-        directories.push({
+            if (!project.vcs) return
-          projectID: project.id,
+            yield* projectDirectories.create({ projectID: project.id, directory: project.canonical }, tx)
-          directory: project.directory,
+            if (project.directory === project.canonical) return
-          strategy: project.vcs.type === "git" ? "git_worktree" : undefined,
+            yield* projectDirectories.create(
-        })
+              {
-      // A missing directory row means this directory's resolution is a new durable
+                projectID: project.id,
-      // fact (copy.ts registers copy directories directly; those never strand
+                directory: project.directory,
-      // sessions and never announce). The row insert commits atomically with the
+                strategy: project.vcs.type === "git" ? "git_worktree" : undefined,
-      // event, so a crash between checks retries on the next resolve instead of
+              },
-      // stranding the announcement. The in-flight set keeps concurrent resolves
+              tx,
-      // from publishing the same fact twice.
+            )
-      for (const item of directories) {
+          }),
-        const key = item.projectID + "\u0000" + item.directory
+        )
-        if (announcing.has(key)) continue
+        .pipe(Effect.orDie)
-        announcing.add(key)
-        yield* Effect.gen(function* () {
-          if (yield* projectDirectories.get({ projectID: item.projectID, directory: item.directory })) return
-          yield* bus.publish(
-            Event.Resolved,
-            { projectID: item.projectID, directory: item.directory, previous: project.previous ?? ID.global },
-            { commit: () => Effect.asVoid(projectDirectories.create(item)) },
-          )
-        }).pipe(Effect.ensuring(Effect.sync(() => announcing.delete(key))))
-      }
       return project
     })
 
@@ -264,5 +250,5 @@ const layer = Layer.effect(
 export const node = makeGlobalNode({
   service: Service,
   layer: layer,
-  deps: [Bus.node, Database.node, FSUtil.node, Git.node, AppProcess.node, ProjectDirectories.node],
+  deps: [Database.node, FSUtil.node, Git.node, AppProcess.node, ProjectDirectories.node],
 })

packages/core/src/pty/pty.workerd.ts

@@ -1,9 +0,0 @@
-import type { Proc } from "./pty.js"
-
-export type { Disp, Exit, Opts, Proc } from "./pty.js"
-
-// workerd cannot spawn processes; the Pty service surfaces this as a defect if
-// a terminal is ever requested on this runtime.
-export function spawn(): Proc {
-  throw new Error("Pseudo-terminals are unavailable on the workerd runtime")
-}

packages/core/src/session.ts

@@ -31,7 +31,7 @@ import { ForkEmptyError, MessageDecodeError, NotFoundError } from "./session/err
 import { makeGlobalNode } from "@opencode-ai/util/effect/app-node"
 import { LocationServiceMap } from "./location-service-map.js"
 import { SessionEvent } from "./session/event.js"
-import { SessionInbox } from "./session/inbox.js"
+import { SessionPending } from "./session/pending.js"
 import { InstructionState } from "./session/instruction-state.js"
 import { SessionGenerate } from "./session/generate.js"
 import { Snapshot } from "./snapshot.js"
@@ -99,7 +99,6 @@ type CreateInput = CreateBaseInput &
 type CompactInput = {
   id?: SessionMessage.ID
   sessionID: SessionSchema.ID
-  delivery?: SessionInbox.Delivery
 }
 
 type ForkInput = {
@@ -134,11 +133,14 @@ export class CompactionConflictError extends Schema.TaggedErrorClass<CompactionC
 export class BusyError extends Schema.TaggedErrorClass<BusyError>()("Session.BusyError", {
   sessionID: SessionSchema.ID,
 }) {}
-export class InboxConflictError extends Schema.TaggedErrorClass<InboxConflictError>()("Session.InboxConflictError", {
+export class PendingInputConflictError extends Schema.TaggedErrorClass<PendingInputConflictError>()(
-  sessionID: SessionSchema.ID,
+  "Session.PendingInputConflictError",
-  inboxID: SessionMessage.ID,
+  {
-}) {}
+    sessionID: SessionSchema.ID,
-type InboxItemRef = { readonly sessionID: SessionSchema.ID; readonly inboxID: SessionMessage.ID }
+    inputID: SessionMessage.ID,
+  },
+) {}
+type PendingInputRef = { readonly sessionID: SessionSchema.ID; readonly inputID: SessionMessage.ID }
 export class SkillNotFoundError extends Schema.TaggedErrorClass<SkillNotFoundError>()("Session.SkillNotFoundError", {
   skill: Skill.ID,
 }) {}
@@ -186,10 +188,10 @@ export interface Interface {
    * ordered by admission. Includes unpromoted user and synthetic inputs and
    * unhandled compaction barriers.
    */
-  readonly inbox: (sessionID: SessionSchema.ID) => Effect.Effect<SessionInbox.Info[], NotFoundError>
+  readonly pending: (sessionID: SessionSchema.ID) => Effect.Effect<SessionPending.Info[], NotFoundError>
-  readonly cancelInbox: (input: InboxItemRef) => Effect.Effect<void, NotFoundError | InboxConflictError>
+  readonly cancelPending: (input: PendingInputRef) => Effect.Effect<void, NotFoundError | PendingInputConflictError>
-  readonly steerInbox: (input: InboxItemRef) => Effect.Effect<void, NotFoundError | InboxConflictError>
+  readonly steerPending: (input: PendingInputRef) => Effect.Effect<void, NotFoundError | PendingInputConflictError>
-  readonly queueInbox: (input: InboxItemRef) => Effect.Effect<void, NotFoundError | InboxConflictError>
+  readonly queuePending: (input: PendingInputRef) => Effect.Effect<void, NotFoundError | PendingInputConflictError>
   /**
    * Durable, ordered session log read. Replays durable session bus after
    * the exclusive `after` cursor, emits a `Synced` marker at the captured
@@ -209,7 +211,6 @@ export interface Interface {
     sessionID: SessionSchema.ID
     directory: AbsolutePath
     workspaceID?: Location.Ref["workspaceID"]
-    delivery?: SessionInbox.Delivery
   }) => Effect.Effect<void, NotFoundError | DestinationNotFoundError | DestinationNotDirectoryError>
   readonly prompt: (input: {
     id?: SessionMessage.ID
@@ -219,9 +220,9 @@ export interface Interface {
     agents?: PromptInput.Prompt["agents"]
     skills?: PromptInput.Prompt["skills"]
     metadata?: Record<string, unknown>
-    delivery?: SessionInbox.Delivery
+    delivery?: SessionPending.Delivery
     resume?: boolean
-  }) => Effect.Effect<SessionInbox.User, NotFoundError | PromptConflictError | AttachmentError | SkillNotFoundError>
+  }) => Effect.Effect<SessionPending.User, NotFoundError | PromptConflictError | AttachmentError | SkillNotFoundError>
   /** Generates text from current Session context without admitting input or mutating history. */
   readonly generate: (input: {
     sessionID: SessionSchema.ID
@@ -237,10 +238,10 @@ export interface Interface {
     files?: PromptInput.Prompt["files"]
     agents?: PromptInput.Prompt["agents"]
     skills?: PromptInput.Prompt["skills"]
-    delivery?: SessionInbox.Delivery
+    delivery?: SessionPending.Delivery
     resume?: boolean
   }) => Effect.Effect<
-    SessionInbox.User,
+    SessionPending.User,
     | NotFoundError
     | PromptConflictError
     | AttachmentError
@@ -261,7 +262,7 @@ export interface Interface {
   }) => Effect.Effect<void, NotFoundError | SkillNotFoundError>
   readonly compact: (
     input: CompactInput,
-  ) => Effect.Effect<SessionInbox.Compaction, NotFoundError | CompactionConflictError>
+  ) => Effect.Effect<SessionPending.Compaction, NotFoundError | CompactionConflictError>
   readonly wait: (id: SessionSchema.ID) => Effect.Effect<void, NotFoundError>
   readonly active: Effect.Effect<ReadonlySet<SessionSchema.ID>>
   readonly background: (sessionID: SessionSchema.ID) => Effect.Effect<void, NotFoundError>
@@ -273,9 +274,9 @@ export interface Interface {
     text: string
     description?: string
     metadata?: Record<string, unknown>
-    delivery?: SessionInbox.Delivery
+    delivery?: SessionPending.Delivery
     resume?: boolean
-  }) => Effect.Effect<SessionInbox.Synthetic, NotFoundError | SyntheticConflictError>
+  }) => Effect.Effect<SessionPending.Synthetic, NotFoundError | SyntheticConflictError>
   readonly revert: {
     readonly stage: (input: {
       sessionID: SessionSchema.ID
@@ -320,12 +321,12 @@ const layer = Layer.effect(
         ),
       )
 
-    const pendingConflict = Effect.fn("Session.pendingConflict")(function* (input: InboxItemRef) {
+    const pendingConflict = Effect.fn("Session.pendingConflict")(function* (input: PendingInputRef) {
       yield* result.get(input.sessionID)
-      return yield* new InboxConflictError(input)
+      return yield* new PendingInputConflictError(input)
     })
     const mutatePending = (
-      input: InboxItemRef,
+      input: PendingInputRef,
       mutation: (
         bus: Bus.Interface,
         input: { readonly id: SessionMessage.ID; readonly sessionID: SessionSchema.ID },
@@ -334,9 +335,9 @@ const layer = Layer.effect(
     ) =>
       Effect.uninterruptible(
         Effect.gen(function* () {
-          yield* mutation(bus, { sessionID: input.sessionID, id: input.inboxID }).pipe(
+          yield* mutation(bus, { sessionID: input.sessionID, id: input.inputID }).pipe(
             Effect.catchDefect((defect) =>
-              defect instanceof SessionInbox.LifecycleConflict ? pendingConflict(input) : Effect.die(defect),
+              defect instanceof SessionPending.LifecycleConflict ? pendingConflict(input) : Effect.die(defect),
             ),
           )
           if (wake) yield* execution.wake(input.sessionID)
@@ -528,13 +529,13 @@ const layer = Layer.effect(
         yield* result.get(sessionID)
         return yield* store.context(sessionID)
       }),
-      inbox: Effect.fn("Session.inbox")(function* (sessionID) {
+      pending: Effect.fn("Session.pending")(function* (sessionID) {
         yield* result.get(sessionID)
-        return yield* SessionInbox.list(db, sessionID)
+        return yield* SessionPending.list(db, sessionID)
       }),
-      cancelInbox: Effect.fn("Session.cancelInbox")((input) => mutatePending(input, SessionInbox.cancel)),
+      cancelPending: Effect.fn("Session.cancelPending")((input) => mutatePending(input, SessionPending.cancel)),
-      steerInbox: Effect.fn("Session.steerInbox")((input) => mutatePending(input, SessionInbox.steer, true)),
+      steerPending: Effect.fn("Session.steerPending")((input) => mutatePending(input, SessionPending.steer, true)),
-      queueInbox: Effect.fn("Session.queueInbox")((input) => mutatePending(input, SessionInbox.queue)),
+      queuePending: Effect.fn("Session.queuePending")((input) => mutatePending(input, SessionPending.queue)),
       log: (input) =>
         Stream.unwrap(
           result
@@ -563,25 +564,25 @@ const layer = Layer.effect(
               skills,
             ).pipe(Effect.provideService(FSUtil.Service, fs))
             const messageID = input.id ?? SessionMessage.ID.create()
-            const admittedInput = SessionInbox.Item.make({
+            const admittedInput = SessionPending.Message.make({
               type: "user",
-              payload: { ...prompt, metadata: input.metadata },
+              data: { ...prompt, metadata: input.metadata },
               delivery: input.delivery ?? "steer",
             })
-            const admitted = yield* SessionInbox.admit(db, bus, {
+            const admitted = yield* SessionPending.admit(db, bus, {
               id: messageID,
               sessionID: input.sessionID,
-              item: admittedInput,
+              input: admittedInput,
             }).pipe(
               Effect.catchDefect((defect) =>
-                defect instanceof SessionInbox.LifecycleConflict
+                defect instanceof SessionPending.LifecycleConflict
                   ? new PromptConflictError({ sessionID: input.sessionID, messageID })
                   : Effect.die(defect),
               ),
             )
             if (
               admitted.type !== "user" ||
-              !SessionInbox.equivalent(admitted, { sessionID: input.sessionID, item: admittedInput })
+              !SessionPending.equivalent(admitted, { sessionID: input.sessionID, input: admittedInput })
             )
               return yield* new PromptConflictError({ sessionID: input.sessionID, messageID })
             if (input.resume !== false) {
@@ -639,9 +640,7 @@ const layer = Layer.effect(
             yield* execution.awaitIdle(input.sessionID)
             const started = yield* Effect.gen(function* () {
               const shell = yield* Shell.Service
-              return yield* shell
+              return yield* shell.create({ command: input.command, cwd: session.location.directory, timeout: 0 })
-                .create({ command: input.command, cwd: session.location.directory, timeout: 0 })
-                .pipe(Effect.orDie)
             }).pipe(Effect.provide(locations.get(session.location)))
             yield* bus.publish(
               SessionEvent.Shell.Started,
@@ -739,35 +738,33 @@ const layer = Layer.effect(
         const info = yield* fs.stat(directory).pipe(Effect.catch(() => Effect.succeed(undefined)))
         if (!info) return yield* new DestinationNotFoundError({ directory })
         if (info.type !== "Directory") return yield* new DestinationNotDirectoryError({ directory })
+        if (current.location.directory === directory && current.location.workspaceID === input.workspaceID) return
         const project = yield* projects.resolve(directory)
         yield* persistProject(project)
-        const item = SessionInbox.Item.make({
+        if ((yield* execution.active).has(input.sessionID)) {
-          type: "move",
+          yield* execution.interrupt(input.sessionID)
-          payload: {
+          yield* execution.awaitIdle(input.sessionID)
+        }
+        yield* bus.publish(
+          SessionEvent.Moved,
+          {
+            sessionID: input.sessionID,
             location: Location.Ref.make({ directory, workspaceID: input.workspaceID }),
             projectID: project.id,
             subpath: RelativePath.make(path.relative(project.directory, directory).replaceAll("\\", "/")),
           },
-          delivery: input.delivery ?? "steer",
+          { location: current.location },
-        })
+        )
-        const inboxID = SessionMessage.ID.create()
-        yield* SessionInbox.admit(db, bus, {
-          id: inboxID,
-          sessionID: input.sessionID,
-          item,
-        })
-        yield* execution.wake(input.sessionID)
       }),
       compact: Effect.fn("Session.compact")(function* (input) {
         yield* result.get(input.sessionID)
         const inputID = input.id ?? SessionMessage.ID.create()
-        const admitted = yield* SessionInbox.admitCompaction(db, bus, {
+        const admitted = yield* SessionPending.admitCompaction(db, bus, {
           id: inputID,
           sessionID: input.sessionID,
-          delivery: input.delivery ?? "queue",
         }).pipe(
           Effect.catchDefect((defect) =>
-            defect instanceof SessionInbox.LifecycleConflict
+            defect instanceof SessionPending.LifecycleConflict
               ? new CompactionConflictError({ sessionID: input.sessionID, inputID })
               : Effect.die(defect),
           ),
@@ -807,29 +804,29 @@ const layer = Layer.effect(
           Effect.gen(function* () {
             yield* result.get(input.sessionID)
             const inputID = input.id ?? SessionMessage.ID.create()
-            const admittedInput = SessionInbox.Item.make({
+            const admittedInput = SessionPending.Message.make({
               type: "synthetic",
-              payload: {
+              data: {
                 text: input.text,
                 description: input.description,
                 metadata: input.metadata,
               },
               delivery: input.delivery ?? "steer",
             })
-            const admitted = yield* SessionInbox.admit(db, bus, {
+            const admitted = yield* SessionPending.admit(db, bus, {
               id: inputID,
               sessionID: input.sessionID,
-              item: admittedInput,
+              input: admittedInput,
             }).pipe(
               Effect.catchDefect((defect) =>
-                defect instanceof SessionInbox.LifecycleConflict
+                defect instanceof SessionPending.LifecycleConflict
                   ? new SyntheticConflictError({ sessionID: input.sessionID, inputID })
                   : Effect.die(defect),
               ),
             )
             if (
               admitted.type !== "synthetic" ||
-              !SessionInbox.equivalent(admitted, { sessionID: input.sessionID, item: admittedInput })
+              !SessionPending.equivalent(admitted, { sessionID: input.sessionID, input: admittedInput })
             )
               return yield* new SyntheticConflictError({ sessionID: input.sessionID, inputID })
             if (input.resume !== false && !(yield* result.get(input.sessionID)).revert)
@@ -842,7 +839,7 @@ const layer = Layer.effect(
         Effect.uninterruptible(
           Effect.gen(function* () {
             yield* execution.interrupt(sessionID)
-            if (options?.continue && (yield* SessionInbox.has(db, sessionID, "any"))) yield* execution.wake(sessionID)
+            if (options?.continue && (yield* SessionPending.has(db, sessionID, "any"))) yield* execution.wake(sessionID)
           }),
         ),
       ),

packages/core/src/session/compaction.ts

@@ -89,7 +89,6 @@ export type ManualInput = {
   readonly session: SessionSchema.Info
   readonly messages: readonly SessionMessage.Info[]
   readonly inputID: SessionMessage.ID
-  readonly started?: boolean
 }
 
 type RequiredInput = Omit<AutoInput, "ref">
@@ -103,7 +102,6 @@ type Plan = {
   readonly prompt: string
   readonly recent: string
   readonly inputID?: SessionMessage.ID
-  readonly started?: boolean
 }
 
 export type Outcome =
@@ -250,13 +248,12 @@ const make = (dependencies: Dependencies) => {
     return { status: "failed" as const, error: input.error }
   })
   const execute = Effect.fn("SessionCompaction.execute")(function* (plan: Plan) {
-    if (!plan.started)
+    yield* dependencies.bus.publish(SessionEvent.Compaction.Started, {
-      yield* dependencies.bus.publish(SessionEvent.Compaction.Started, {
+      sessionID: plan.session.id,
-        sessionID: plan.session.id,
+      reason: plan.reason,
-        reason: plan.reason,
+      recent: plan.recent,
-        recent: plan.recent,
+      inputID: plan.inputID,
-        inputID: plan.inputID,
+    })
-      })
 
     const chunks: string[] = []
     let failure: SessionError.Error | undefined
@@ -411,7 +408,6 @@ const make = (dependencies: Dependencies) => {
       cost: resolved.cost,
       reason: "manual",
       inputID: input.inputID,
-      started: input.started,
       ...content,
     })
   })

packages/core/src/session/execution.ts

@@ -1,6 +1,6 @@
 export * as SessionExecution from "./execution.js"
 
-import { Cause, Context, Effect, Exit, Layer, Stream } from "effect"
+import { Cause, Context, Effect, Exit, Layer } from "effect"
 import { Bus } from "../bus.js"
 import { LocationServiceMap } from "../location-service-map.js"
 import { makeGlobalNode } from "@opencode-ai/util/effect/app-node"
@@ -67,17 +67,16 @@ export const layer = Layer.effect(
     const releaseOnCommit = (sessionID: SessionSchema.ID) => ({
       commit: () => store.release(sessionID),
     })
-    function drain(
+    const coordinator = yield* SessionRunCoordinator.make<SessionSchema.ID, SessionRunner.RunError, InterruptReason>({
-      sessionID: SessionSchema.ID,
+      started: (sessionID) =>
-      force: boolean,
+        reportLifecycle(
-      continuation?: SessionRunner.Continuation,
+          sessionID,
-    ): Effect.Effect<void, SessionRunner.RunError> {
+          bus.publish(SessionEvent.Execution.Started, { sessionID }, claimOnCommit(sessionID)),
-      return Effect.gen(function* () {
+        ),
+      drain: Effect.fnUntraced(function* (sessionID: SessionSchema.ID, force) {
         const session = yield* store.get(sessionID)
         if (!session) return yield* Effect.die(new Error(`Session not found: ${sessionID}`))
-        const result = yield* SessionRunner.Service.use((runner) =>
+        return yield* SessionRunner.Service.use((runner) => runner.drain({ sessionID, force })).pipe(
-          runner.drain({ sessionID, force, continuation }),
-        ).pipe(
           Effect.provide(locations.get(session.location)),
           Effect.tapCause((cause) =>
             Cause.hasInterruptsOnly(cause)
@@ -85,17 +84,7 @@ export const layer = Layer.effect(
               : Effect.logError("Failed to drain Session", cause).pipe(Effect.annotateLogs({ sessionID })),
           ),
         )
-        if (result.type === "complete") return
+      }),
-        return yield* drain(sessionID, false, result.continuation)
-      })
-    }
-    const coordinator = yield* SessionRunCoordinator.make<SessionSchema.ID, SessionRunner.RunError, InterruptReason>({
-      started: (sessionID) =>
-        reportLifecycle(
-          sessionID,
-          bus.publish(SessionEvent.Execution.Started, { sessionID }, claimOnCommit(sessionID)),
-        ),
-      drain: (sessionID, force) => drain(sessionID, force),
       // One terminal observation per busy period, covering every coalesced drain.
       settled: (sessionID, exit, reason) =>
         reportLifecycle(
@@ -127,10 +116,6 @@ export const layer = Layer.effect(
           }),
         ),
     })
-    yield* bus.subscribe(SessionEvent.Moved).pipe(
-      Stream.runForEach((event) => coordinator.wake(event.data.sessionID)),
-      Effect.forkScoped,
-    )
 
     return Service.of({
       active: coordinator.active,

packages/core/src/session/inbox.ts

@@ -1,505 +0,0 @@
-export * as SessionInbox from "./inbox.js"
-
-import { and, asc, eq, or } from "drizzle-orm"
-import { DateTime, Effect, Schema } from "effect"
-import {
-  Compaction,
-  CompactionPayload,
-  Delivery,
-  Info,
-  Item,
-  Move,
-  MovePayload,
-  Synthetic,
-  SyntheticPayload,
-  User,
-  UserPayload,
-} from "@opencode-ai/schema/session-inbox"
-import type { Database } from "../database/database.js"
-import { Bus } from "../bus.js"
-import { KeyedMutex } from "../effect/keyed-mutex.js"
-import { SessionEvent } from "./event.js"
-import { SessionMessage } from "./message.js"
-import { SessionSchema } from "./schema.js"
-import { SessionInboxTable, SessionMessageTable } from "./sql.js"
-
-type DatabaseService = Database.Interface["db"]
-
-export {
-  Compaction,
-  CompactionPayload,
-  Delivery,
-  Info,
-  Item,
-  Move,
-  MovePayload,
-  Synthetic,
-  SyntheticPayload,
-  User,
-  UserPayload,
-}
-
-/**
- * Which pending input `promote` may consume: "steer" promotes steers only (a step
- * boundary mid-work), while "input" also allows one queued input when no steers are
- * waiting (the idle boundary, where the Session picks up fresh work).
- */
-export type Promotable = "input" | "steer"
-
-const decodeUser = Schema.decodeUnknownSync(UserPayload)
-const encodeUser = Schema.encodeSync(UserPayload)
-const decodeSynthetic = Schema.decodeUnknownSync(SyntheticPayload)
-const encodeSynthetic = Schema.encodeSync(SyntheticPayload)
-const decodeCompaction = Schema.decodeUnknownSync(CompactionPayload)
-const encodeCompaction = Schema.encodeSync(CompactionPayload)
-const decodeMove = Schema.decodeUnknownSync(MovePayload)
-const encodeMove = Schema.encodeSync(MovePayload)
-const decodeMessage = Schema.decodeUnknownSync(SessionMessage.Info)
-const inboxLocks = KeyedMutex.makeUnsafe<SessionSchema.ID>()
-type PendingRef = { readonly id: SessionMessage.ID; readonly sessionID: SessionSchema.ID }
-
-export const serialized = <A, E, R>(sessionID: SessionSchema.ID, effect: Effect.Effect<A, E, R>) =>
-  inboxLocks.withLock(sessionID)(effect)
-
-export class LifecycleConflict extends Schema.TaggedErrorClass<LifecycleConflict>()("SessionInbox.LifecycleConflict", {
-  id: SessionMessage.ID,
-}) {}
-
-const fromRow = (row: typeof SessionInboxTable.$inferSelect): Info => {
-  const base = {
-    id: SessionMessage.ID.make(row.id),
-    sessionID: SessionSchema.ID.make(row.session_id),
-    timeCreated: DateTime.makeUnsafe(row.time_created),
-  }
-  if (row.type === "compaction")
-    return Compaction.make({
-      ...base,
-      type: "compaction",
-      payload: decodeCompaction(row.payload),
-      delivery: row.delivery,
-    })
-  if (row.type === "move")
-    return Move.make({ ...base, type: "move", payload: decodeMove(row.payload), delivery: row.delivery })
-  if (row.type === "user")
-    return User.make({
-      ...base,
-      type: "user",
-      payload: decodeUser(row.payload),
-      delivery: row.delivery,
-    })
-  if (row.type === "synthetic")
-    return Synthetic.make({
-      ...base,
-      type: "synthetic",
-      payload: decodeSynthetic(row.payload),
-      delivery: row.delivery,
-    })
-  throw new LifecycleConflict({ id: base.id })
-}
-
-export const find = Effect.fn("SessionInbox.find")(function* (db: DatabaseService, id: SessionMessage.ID) {
-  const row = yield* db.select().from(SessionInboxTable).where(eq(SessionInboxTable.id, id)).get().pipe(Effect.orDie)
-  return row === undefined ? undefined : fromRow(row)
-})
-
-const promotedFromMessage = Effect.fn("SessionInbox.promotedFromMessage")(function* (
-  db: DatabaseService,
-  sessionID: SessionSchema.ID,
-  id: SessionMessage.ID,
-  delivery: Delivery,
-) {
-  const row = yield* db
-    .select()
-    .from(SessionMessageTable)
-    .where(eq(SessionMessageTable.id, id))
-    .get()
-    .pipe(Effect.orDie)
-  if (row === undefined) return undefined
-  if (row.session_id !== sessionID || (row.type !== "user" && row.type !== "synthetic"))
-    return yield* Effect.die(new LifecycleConflict({ id }))
-  const message = decodeMessage({ ...row.data, id: row.id, type: row.type })
-  const base = { id, sessionID, timeCreated: message.time.created, delivery }
-  if (message.type === "user")
-    return User.make({
-      ...base,
-      type: "user",
-      payload: decodeUser(message),
-    })
-  if (message.type === "synthetic")
-    return Synthetic.make({
-      ...base,
-      type: "synthetic",
-      payload: decodeSynthetic(message),
-    })
-  return yield* Effect.die(new LifecycleConflict({ id }))
-})
-
-export const admit = Effect.fn("SessionInbox.admit")(function* (
-  db: DatabaseService,
-  bus: Bus.Interface,
-  request: {
-    readonly id: SessionMessage.ID
-    readonly sessionID: SessionSchema.ID
-    readonly item: Item
-  },
-) {
-  const existing = yield* find(db, request.id)
-  if (existing !== undefined) {
-    if (existing.type === "compaction") return yield* Effect.die(new LifecycleConflict({ id: request.id }))
-    return existing
-  }
-  const promoted = yield* promotedFromMessage(db, request.sessionID, request.id, request.item.delivery)
-  if (promoted !== undefined) return promoted
-  return yield* bus
-    .publish(SessionEvent.InboxEnqueued, {
-      inboxID: request.id,
-      sessionID: request.sessionID,
-      item: request.item,
-    })
-    .pipe(
-      Effect.flatMap((event) => {
-        const base = {
-          id: request.id,
-          sessionID: request.sessionID,
-          timeCreated: event.created,
-        }
-        return Effect.succeed(Info.make({ ...base, ...request.item }))
-      }),
-      Effect.catchDefect((defect) =>
-        find(db, request.id).pipe(
-          Effect.flatMap((stored) =>
-            stored?.type === request.item.type ? Effect.succeed(stored) : Effect.die(defect),
-          ),
-        ),
-      ),
-    )
-})
-
-export const admitCompaction = Effect.fn("SessionInbox.admitCompaction")(function* (
-  db: DatabaseService,
-  bus: Bus.Interface,
-  input: { readonly id: SessionMessage.ID; readonly sessionID: SessionSchema.ID; readonly delivery: Delivery },
-) {
-  const admitted = yield* admit(db, bus, {
-    id: input.id,
-    sessionID: input.sessionID,
-    item: Item.make({ type: "compaction", payload: {}, delivery: input.delivery }),
-  })
-  if (admitted.type === "compaction") return admitted
-  return yield* Effect.die(new LifecycleConflict({ id: input.id }))
-})
-
-export const projectAdmitted = Effect.fn("SessionInbox.projectAdmitted")(function* (
-  db: DatabaseService,
-  request: {
-    readonly enqueuedSeq: number
-    readonly id: SessionMessage.ID
-    readonly sessionID: SessionSchema.ID
-    readonly item: Item
-    readonly timeCreated: DateTime.Utc
-  },
-) {
-  const message = yield* db
-    .select({ id: SessionMessageTable.id })
-    .from(SessionMessageTable)
-    .where(eq(SessionMessageTable.id, request.id))
-    .get()
-    .pipe(Effect.orDie)
-  if (message !== undefined) return yield* Effect.die(new LifecycleConflict({ id: request.id }))
-  const stored = yield* db
-    .insert(SessionInboxTable)
-    .values({
-      id: request.id,
-      session_id: request.sessionID,
-      type: request.item.type,
-      payload:
-        request.item.type === "user"
-          ? encodeUser(request.item.payload)
-          : request.item.type === "synthetic"
-            ? encodeSynthetic(request.item.payload)
-            : request.item.type === "compaction"
-              ? encodeCompaction(request.item.payload)
-              : encodeMove(request.item.payload),
-      delivery: request.item.delivery,
-      enqueued_seq: request.enqueuedSeq,
-      time_created: DateTime.toEpochMillis(request.timeCreated),
-    })
-    .onConflictDoNothing()
-    .returning({ id: SessionInboxTable.id })
-    .get()
-    .pipe(Effect.orDie)
-  if (!stored) return yield* Effect.die(new LifecycleConflict({ id: request.id }))
-})
-
-/**
- * Consume one pending row at promotion. The row's content feeds the projected
- * message insert inside the same event transaction; the deleted row is what
- * makes the table pending-only.
- */
-export const projectDelivered = Effect.fn("SessionInbox.projectDelivered")(function* (
-  db: DatabaseService,
-  input: PendingRef,
-) {
-  const deleted = yield* db
-    .delete(SessionInboxTable)
-    .where(and(eq(SessionInboxTable.id, input.id), eq(SessionInboxTable.session_id, input.sessionID)))
-    .returning()
-    .get()
-    .pipe(Effect.orDie)
-  if (!deleted) return yield* Effect.die(new LifecycleConflict({ id: input.id }))
-  return fromRow(deleted)
-})
-
-export const projectCancelled = Effect.fn("SessionInbox.projectCancelled")(function* (
-  db: DatabaseService,
-  input: PendingRef,
-) {
-  const deleted = yield* db
-    .delete(SessionInboxTable)
-    .where(
-      and(
-        eq(SessionInboxTable.id, input.id),
-        eq(SessionInboxTable.session_id, input.sessionID),
-        or(eq(SessionInboxTable.delivery, "queue"), eq(SessionInboxTable.delivery, "steer")),
-      ),
-    )
-    .returning({ id: SessionInboxTable.id })
-    .get()
-    .pipe(Effect.orDie)
-  if (!deleted) return yield* Effect.die(new LifecycleConflict({ id: input.id }))
-})
-
-const projectDelivery = Effect.fn("SessionInbox.projectDelivery")(function* (
-  db: DatabaseService,
-  input: PendingRef & { readonly from: Delivery; readonly to: Delivery },
-) {
-  const updated = yield* db
-    .update(SessionInboxTable)
-    .set({ delivery: input.to })
-    .where(
-      and(
-        eq(SessionInboxTable.id, input.id),
-        eq(SessionInboxTable.session_id, input.sessionID),
-        eq(SessionInboxTable.delivery, input.from),
-      ),
-    )
-    .returning({ id: SessionInboxTable.id })
-    .get()
-    .pipe(Effect.orDie)
-  if (!updated) return yield* Effect.die(new LifecycleConflict({ id: input.id }))
-})
-
-export const projectDeliveryChanged = Effect.fn("SessionInbox.projectDeliveryChanged")(
-  (db: DatabaseService, input: PendingRef & { readonly delivery: Delivery }) =>
-    projectDelivery(db, {
-      ...input,
-      from: input.delivery === "steer" ? "queue" : "steer",
-      to: input.delivery,
-    }),
-)
-
-export const list = Effect.fn("SessionInbox.list")(function* (db: DatabaseService, sessionID: SessionSchema.ID) {
-  const rows = yield* db
-    .select()
-    .from(SessionInboxTable)
-    .where(eq(SessionInboxTable.session_id, sessionID))
-    .orderBy(asc(SessionInboxTable.enqueued_seq))
-    .all()
-    .pipe(Effect.orDie)
-  return rows.map(fromRow)
-})
-
-export const nextQueued = Effect.fn("SessionInbox.nextQueued")(function* (
-  db: DatabaseService,
-  sessionID: SessionSchema.ID,
-) {
-  const row = yield* db
-    .select()
-    .from(SessionInboxTable)
-    .where(and(eq(SessionInboxTable.session_id, sessionID), eq(SessionInboxTable.delivery, "queue")))
-    .orderBy(asc(SessionInboxTable.enqueued_seq))
-    .limit(1)
-    .get()
-    .pipe(Effect.orDie)
-  return row ? fromRow(row) : undefined
-})
-
-export const nextSteer = Effect.fn("SessionInbox.nextSteer")(function* (
-  db: DatabaseService,
-  sessionID: SessionSchema.ID,
-) {
-  const row = yield* db
-    .select()
-    .from(SessionInboxTable)
-    .where(and(eq(SessionInboxTable.session_id, sessionID), eq(SessionInboxTable.delivery, "steer")))
-    .orderBy(asc(SessionInboxTable.enqueued_seq))
-    .limit(1)
-    .get()
-    .pipe(Effect.orDie)
-  return row ? fromRow(row) : undefined
-})
-
-/**
- * Which pending rows count: "any" counts every row, while "input" means any
- * item in either delivery mode.
- */
-export type Scope = "any" | "input" | Delivery
-
-export const has = Effect.fn("SessionInbox.has")(function* (
-  db: DatabaseService,
-  sessionID: SessionSchema.ID,
-  scope: Scope,
-) {
-  const row = yield* db
-    .select({ id: SessionInboxTable.id })
-    .from(SessionInboxTable)
-    .where(
-      and(
-        eq(SessionInboxTable.session_id, sessionID),
-        scope === "any"
-          ? undefined
-          : scope === "input"
-            ? or(eq(SessionInboxTable.delivery, "steer"), eq(SessionInboxTable.delivery, "queue"))
-            : eq(SessionInboxTable.delivery, scope),
-      ),
-    )
-    .limit(1)
-    .get()
-    .pipe(Effect.orDie)
-  return row !== undefined
-})
-
-export const equivalent = (input: Info, expected: { readonly sessionID: SessionSchema.ID; readonly item: Item }) => {
-  if (
-    input.type !== expected.item.type ||
-    input.delivery !== expected.item.delivery ||
-    input.sessionID !== expected.sessionID
-  )
-    return false
-  if (input.type === "user" && expected.item.type === "user")
-    return JSON.stringify(encodeUser(input.payload)) === JSON.stringify(encodeUser(expected.item.payload))
-  if (input.type === "synthetic" && expected.item.type === "synthetic")
-    return JSON.stringify(encodeSynthetic(input.payload)) === JSON.stringify(encodeSynthetic(expected.item.payload))
-  if (input.type === "compaction" && expected.item.type === "compaction") return true
-  if (input.type === "move" && expected.item.type === "move")
-    return JSON.stringify(encodeMove(input.payload)) === JSON.stringify(encodeMove(expected.item.payload))
-  return false
-}
-
-const publishMutation = <A, E, R>(input: PendingRef, effect: Effect.Effect<A, E, R>) =>
-  serialized(input.sessionID, effect).pipe(Effect.asVoid)
-
-export const cancel = Effect.fn("SessionInbox.cancel")((bus: Bus.Interface, input: PendingRef) =>
-  publishMutation(
-    input,
-    bus.publish(SessionEvent.InboxCancelled, {
-      sessionID: input.sessionID,
-      inboxID: input.id,
-    }),
-  ),
-)
-
-export const steer = Effect.fn("SessionInbox.steer")((bus: Bus.Interface, input: PendingRef) =>
-  publishMutation(
-    input,
-    bus.publish(SessionEvent.InboxDeliveryChanged, {
-      sessionID: input.sessionID,
-      inboxID: input.id,
-      delivery: "steer",
-    }),
-  ),
-)
-
-export const queue = Effect.fn("SessionInbox.queue")((bus: Bus.Interface, input: PendingRef) =>
-  publishMutation(
-    input,
-    bus.publish(SessionEvent.InboxDeliveryChanged, {
-      sessionID: input.sessionID,
-      inboxID: input.id,
-      delivery: "queue",
-    }),
-  ),
-)
-
-const publish = Effect.fn("SessionInbox.publish")(function* (
-  db: DatabaseService,
-  bus: Bus.Interface,
-  sessionID: SessionSchema.ID,
-  rows: ReadonlyArray<typeof SessionInboxTable.$inferSelect>,
-) {
-  yield* Effect.forEach(
-    rows,
-    (row) => {
-      const entry = fromRow(row)
-      if (entry.type === "compaction") return Effect.die(new LifecycleConflict({ id: entry.id }))
-      return bus
-        .publish(SessionEvent.InboxDelivered, {
-          sessionID,
-          inboxID: entry.id,
-        })
-        .pipe(
-          Effect.catchDefect((defect) =>
-            defect instanceof LifecycleConflict
-              ? promotedFromMessage(db, sessionID, entry.id, entry.delivery).pipe(
-                  Effect.flatMap((stored) => (stored !== undefined ? Effect.void : Effect.die(defect))),
-                )
-              : Effect.die(defect),
-          ),
-        )
-    },
-    { discard: true },
-  )
-  return rows.length
-})
-
-/**
- * Promotes pending input into visible messages and returns the promoted count.
- * Steers always go first; only the "input" scope may fall through to one queued
- * input, and it then collects steers that arrived during promotion.
- */
-export const promote = Effect.fn("SessionInbox.promote")(function* (
-  db: DatabaseService,
-  bus: Bus.Interface,
-  sessionID: SessionSchema.ID,
-  scope: Promotable,
-) {
-  return yield* serialized(
-    sessionID,
-    Effect.gen(function* () {
-      const steers = yield* db
-        .select()
-        .from(SessionInboxTable)
-        .where(and(eq(SessionInboxTable.session_id, sessionID), eq(SessionInboxTable.delivery, "steer")))
-        .orderBy(asc(SessionInboxTable.enqueued_seq))
-        .all()
-        .pipe(Effect.orDie)
-      if (steers.length > 0 || scope === "steer") {
-        const control = steers.findIndex((row) => row.type === "compaction" || row.type === "move")
-        return yield* publish(db, bus, sessionID, control === -1 ? steers : steers.slice(0, control))
-      }
-
-      const queued = yield* db
-        .select()
-        .from(SessionInboxTable)
-        .where(and(eq(SessionInboxTable.session_id, sessionID), eq(SessionInboxTable.delivery, "queue")))
-        .orderBy(asc(SessionInboxTable.enqueued_seq))
-        .limit(1)
-        .get()
-        .pipe(Effect.orDie)
-      if (!queued) return 0
-      const promoted = yield* publish(db, bus, sessionID, [queued])
-      const arrivedSteers = yield* db
-        .select()
-        .from(SessionInboxTable)
-        .where(and(eq(SessionInboxTable.session_id, sessionID), eq(SessionInboxTable.delivery, "steer")))
-        .orderBy(asc(SessionInboxTable.enqueued_seq))
-        .all()
-        .pipe(Effect.orDie)
-      const control = arrivedSteers.findIndex((row) => row.type === "compaction" || row.type === "move")
-      return (
-        promoted +
-        (yield* publish(db, bus, sessionID, control === -1 ? arrivedSteers : arrivedSteers.slice(0, control)))
-      )
-    }),
-  )
-})

packages/core/src/session/message-updater.ts

@@ -109,10 +109,11 @@ export function update(adapter: Adapter, event: SessionEvent.DurableEvent) {
       "session.renamed": () => Effect.void,
       "session.deleted": () => Effect.void,
       "session.forked": () => Effect.void,
-      "session.inbox.delivered": () => Effect.void,
+      "session.input.promoted": () => Effect.void,
-      "session.inbox.enqueued": () => Effect.void,
+      "session.input.admitted": () => Effect.void,
-      "session.inbox.cancelled": () => Effect.void,
+      "session.input.cancelled": () => Effect.void,
-      "session.inbox.delivery.changed": () => Effect.void,
+      "session.input.steered": () => Effect.void,
+      "session.input.queued": () => Effect.void,
       "session.execution.started": () => Effect.void,
       "session.execution.succeeded": () => clearCurrentRetry,
       "session.execution.failed": () => clearCurrentRetry,
@@ -379,6 +380,7 @@ export function update(adapter: Adapter, event: SessionEvent.DurableEvent) {
           }
         })
       },
+      "session.compaction.admitted": () => Effect.void,
       "session.compaction.started": (event) =>
         adapter.appendMessage(
           SessionMessage.CompactionRunning.make({

packages/core/src/session/pending.ts

@@ -0,0 +1,545 @@
+export * as SessionPending from "./pending.js"
+
+import { and, asc, eq, or } from "drizzle-orm"
+import { DateTime, Effect, Schema } from "effect"
+import {
+  Compaction,
+  Delivery,
+  Info,
+  Message,
+  Synthetic,
+  SyntheticData,
+  User,
+  UserData,
+} from "@opencode-ai/schema/session-pending"
+import type { Database } from "../database/database.js"
+import { Bus } from "../bus.js"
+import { KeyedMutex } from "../effect/keyed-mutex.js"
+import { SessionEvent } from "./event.js"
+import { SessionMessage } from "./message.js"
+import { SessionSchema } from "./schema.js"
+import { SessionMessageTable, SessionPendingTable } from "./sql.js"
+
+type DatabaseService = Database.Interface["db"]
+
+export { Compaction, Delivery, Info, Message, Synthetic, SyntheticData, User, UserData }
+
+/**
+ * Which pending input `promote` may consume: "steer" promotes steers only (a step
+ * boundary mid-work), while "input" also allows one queued input when no steers are
+ * waiting (the idle boundary, where the Session picks up fresh work).
+ */
+export type Promotable = "input" | "steer"
+
+const decodeUser = Schema.decodeUnknownSync(UserData)
+const encodeUser = Schema.encodeSync(UserData)
+const decodeSynthetic = Schema.decodeUnknownSync(SyntheticData)
+const encodeSynthetic = Schema.encodeSync(SyntheticData)
+const decodeMessage = Schema.decodeUnknownSync(SessionMessage.Info)
+const inboxLocks = KeyedMutex.makeUnsafe<SessionSchema.ID>()
+type PendingRef = { readonly id: SessionMessage.ID; readonly sessionID: SessionSchema.ID }
+
+export class LifecycleConflict extends Schema.TaggedErrorClass<LifecycleConflict>()(
+  "SessionPending.LifecycleConflict",
+  {
+    id: SessionMessage.ID,
+  },
+) {}
+
+const fromRow = (row: typeof SessionPendingTable.$inferSelect): Info => {
+  const base = {
+    id: SessionMessage.ID.make(row.id),
+    sessionID: SessionSchema.ID.make(row.session_id),
+    timeCreated: DateTime.makeUnsafe(row.time_created),
+  }
+  if (row.type === "compaction") return Compaction.make({ ...base, type: "compaction" })
+  if (!row.delivery) throw new LifecycleConflict({ id: base.id })
+  if (row.type === "user")
+    return User.make({
+      ...base,
+      type: "user",
+      data: decodeUser(row.data),
+      delivery: row.delivery,
+    })
+  if (row.type === "synthetic")
+    return Synthetic.make({
+      ...base,
+      type: "synthetic",
+      data: decodeSynthetic(row.data),
+      delivery: row.delivery,
+    })
+  throw new LifecycleConflict({ id: base.id })
+}
+
+export const find = Effect.fn("SessionPending.find")(function* (db: DatabaseService, id: SessionMessage.ID) {
+  const row = yield* db
+    .select()
+    .from(SessionPendingTable)
+    .where(eq(SessionPendingTable.id, id))
+    .get()
+    .pipe(Effect.orDie)
+  return row === undefined ? undefined : fromRow(row)
+})
+
+export const compaction = Effect.fn("SessionPending.compaction")(function* (
+  db: DatabaseService,
+  sessionID: SessionSchema.ID,
+) {
+  const row = yield* db
+    .select()
+    .from(SessionPendingTable)
+    .where(and(eq(SessionPendingTable.session_id, sessionID), eq(SessionPendingTable.type, "compaction")))
+    .orderBy(asc(SessionPendingTable.admitted_seq))
+    .limit(1)
+    .get()
+    .pipe(Effect.orDie)
+  if (!row) return
+  const entry = fromRow(row)
+  return entry.type === "compaction" ? entry : undefined
+})
+
+const promotedFromMessage = Effect.fn("SessionPending.promotedFromMessage")(function* (
+  db: DatabaseService,
+  sessionID: SessionSchema.ID,
+  id: SessionMessage.ID,
+  delivery: Delivery,
+) {
+  const row = yield* db
+    .select()
+    .from(SessionMessageTable)
+    .where(eq(SessionMessageTable.id, id))
+    .get()
+    .pipe(Effect.orDie)
+  if (row === undefined) return undefined
+  if (row.session_id !== sessionID || (row.type !== "user" && row.type !== "synthetic"))
+    return yield* Effect.die(new LifecycleConflict({ id }))
+  const message = decodeMessage({ ...row.data, id: row.id, type: row.type })
+  const base = { id, sessionID, timeCreated: message.time.created, delivery }
+  if (message.type === "user")
+    return User.make({
+      ...base,
+      type: "user",
+      data: decodeUser(message),
+    })
+  if (message.type === "synthetic")
+    return Synthetic.make({
+      ...base,
+      type: "synthetic",
+      data: decodeSynthetic(message),
+    })
+  return yield* Effect.die(new LifecycleConflict({ id }))
+})
+
+export const admit = Effect.fn("SessionPending.admit")(function* (
+  db: DatabaseService,
+  bus: Bus.Interface,
+  request: {
+    readonly id: SessionMessage.ID
+    readonly sessionID: SessionSchema.ID
+    readonly input: Message
+  },
+) {
+  const existing = yield* find(db, request.id)
+  if (existing !== undefined) {
+    if (existing.type === "compaction") return yield* Effect.die(new LifecycleConflict({ id: request.id }))
+    return existing
+  }
+  const promoted = yield* promotedFromMessage(db, request.sessionID, request.id, request.input.delivery)
+  if (promoted !== undefined) return promoted
+  return yield* bus
+    .publish(SessionEvent.InputAdmitted, {
+      inputID: request.id,
+      sessionID: request.sessionID,
+      input: request.input,
+    })
+    .pipe(
+      Effect.flatMap((event) => {
+        const base = {
+          id: request.id,
+          sessionID: request.sessionID,
+          timeCreated: event.created,
+        }
+        return Effect.succeed(
+          request.input.type === "user"
+            ? User.make({ ...base, ...request.input })
+            : Synthetic.make({ ...base, ...request.input }),
+        )
+      }),
+      Effect.catchDefect((defect) =>
+        find(db, request.id).pipe(
+          Effect.flatMap((stored) =>
+            stored?.type === request.input.type ? Effect.succeed(stored) : Effect.die(defect),
+          ),
+        ),
+      ),
+    )
+})
+
+export const admitCompaction = Effect.fn("SessionPending.admitCompaction")(function* (
+  db: DatabaseService,
+  bus: Bus.Interface,
+  input: { readonly id: SessionMessage.ID; readonly sessionID: SessionSchema.ID },
+) {
+  return yield* inboxLocks.withLock(input.sessionID)(
+    Effect.gen(function* () {
+      const exact = yield* find(db, input.id)
+      if (exact) {
+        if (exact.type === "compaction" && exact.sessionID === input.sessionID) return exact
+        return yield* Effect.die(new LifecycleConflict({ id: input.id }))
+      }
+      const pending = yield* compaction(db, input.sessionID)
+      if (pending) return pending
+      return yield* bus
+        .publish(SessionEvent.Compaction.Admitted, {
+          inputID: input.id,
+          sessionID: input.sessionID,
+        })
+        .pipe(
+          Effect.flatMap((event) => {
+            if (event.durable === undefined)
+              return Effect.die(new Error("Compaction admission event is missing aggregate sequence"))
+            return compaction(db, input.sessionID).pipe(
+              Effect.flatMap((stored) =>
+                stored ? Effect.succeed(stored) : Effect.die(new LifecycleConflict({ id: input.id })),
+              ),
+            )
+          }),
+          Effect.catchDefect((defect) =>
+            compaction(db, input.sessionID).pipe(
+              Effect.flatMap((stored) => (stored ? Effect.succeed(stored) : Effect.die(defect))),
+            ),
+          ),
+        )
+    }),
+  )
+})
+
+export const projectAdmitted = Effect.fn("SessionPending.projectAdmitted")(function* (
+  db: DatabaseService,
+  request: {
+    readonly admittedSeq: number
+    readonly id: SessionMessage.ID
+    readonly sessionID: SessionSchema.ID
+    readonly input: Message
+    readonly timeCreated: DateTime.Utc
+  },
+) {
+  const message = yield* db
+    .select({ id: SessionMessageTable.id })
+    .from(SessionMessageTable)
+    .where(eq(SessionMessageTable.id, request.id))
+    .get()
+    .pipe(Effect.orDie)
+  if (message !== undefined) return yield* Effect.die(new LifecycleConflict({ id: request.id }))
+  const stored = yield* db
+    .insert(SessionPendingTable)
+    .values({
+      id: request.id,
+      session_id: request.sessionID,
+      type: request.input.type,
+      data: request.input.type === "user" ? encodeUser(request.input.data) : encodeSynthetic(request.input.data),
+      delivery: request.input.delivery,
+      admitted_seq: request.admittedSeq,
+      time_created: DateTime.toEpochMillis(request.timeCreated),
+    })
+    .onConflictDoNothing()
+    .returning({ id: SessionPendingTable.id })
+    .get()
+    .pipe(Effect.orDie)
+  if (!stored) return yield* Effect.die(new LifecycleConflict({ id: request.id }))
+})
+
+export const projectCompactionAdmitted = Effect.fn("SessionPending.projectCompactionAdmitted")(function* (
+  db: DatabaseService,
+  input: {
+    readonly admittedSeq: number
+    readonly id: SessionMessage.ID
+    readonly sessionID: SessionSchema.ID
+    readonly timeCreated: DateTime.Utc
+  },
+) {
+  const message = yield* db
+    .select({ id: SessionMessageTable.id })
+    .from(SessionMessageTable)
+    .where(eq(SessionMessageTable.id, input.id))
+    .get()
+    .pipe(Effect.orDie)
+  if (message !== undefined) return yield* Effect.die(new LifecycleConflict({ id: input.id }))
+  const stored = yield* db
+    .insert(SessionPendingTable)
+    .values({
+      id: input.id,
+      session_id: input.sessionID,
+      type: "compaction",
+      data: {},
+      admitted_seq: input.admittedSeq,
+      time_created: DateTime.toEpochMillis(input.timeCreated),
+    })
+    .onConflictDoNothing()
+    .returning()
+    .get()
+    .pipe(Effect.orDie)
+  if (stored) {
+    const entry = fromRow(stored)
+    return entry.type === "compaction" ? entry : yield* Effect.die(new LifecycleConflict({ id: entry.id }))
+  }
+  const pending = yield* compaction(db, input.sessionID)
+  if (pending) return pending
+  return yield* Effect.die(new LifecycleConflict({ id: input.id }))
+})
+
+/**
+ * Consume one pending row at promotion. The row's content feeds the projected
+ * message insert inside the same event transaction; the deleted row is what
+ * makes the table pending-only.
+ */
+export const projectPromoted = Effect.fn("SessionPending.projectPromoted")(function* (
+  db: DatabaseService,
+  input: PendingRef,
+) {
+  if (yield* compaction(db, input.sessionID)) return yield* Effect.die(new LifecycleConflict({ id: input.id }))
+  const deleted = yield* db
+    .delete(SessionPendingTable)
+    .where(and(eq(SessionPendingTable.id, input.id), eq(SessionPendingTable.session_id, input.sessionID)))
+    .returning()
+    .get()
+    .pipe(Effect.orDie)
+  if (!deleted) return yield* Effect.die(new LifecycleConflict({ id: input.id }))
+  const stored = fromRow(deleted)
+  if (stored.type === "compaction") return yield* Effect.die(new LifecycleConflict({ id: input.id }))
+  return stored
+})
+
+export const projectCancelled = Effect.fn("SessionPending.projectCancelled")(function* (
+  db: DatabaseService,
+  input: PendingRef,
+) {
+  const deleted = yield* db
+    .delete(SessionPendingTable)
+    .where(
+      and(
+        eq(SessionPendingTable.id, input.id),
+        eq(SessionPendingTable.session_id, input.sessionID),
+        or(eq(SessionPendingTable.delivery, "queue"), eq(SessionPendingTable.delivery, "steer")),
+      ),
+    )
+    .returning({ id: SessionPendingTable.id })
+    .get()
+    .pipe(Effect.orDie)
+  if (!deleted) return yield* Effect.die(new LifecycleConflict({ id: input.id }))
+})
+
+const projectDelivery = Effect.fn("SessionPending.projectDelivery")(function* (
+  db: DatabaseService,
+  input: PendingRef & { readonly from: Delivery; readonly to: Delivery },
+) {
+  const updated = yield* db
+    .update(SessionPendingTable)
+    .set({ delivery: input.to })
+    .where(
+      and(
+        eq(SessionPendingTable.id, input.id),
+        eq(SessionPendingTable.session_id, input.sessionID),
+        eq(SessionPendingTable.delivery, input.from),
+      ),
+    )
+    .returning({ id: SessionPendingTable.id })
+    .get()
+    .pipe(Effect.orDie)
+  if (!updated) return yield* Effect.die(new LifecycleConflict({ id: input.id }))
+})
+
+export const projectSteered = Effect.fn("SessionPending.projectSteered")((db: DatabaseService, input: PendingRef) =>
+  projectDelivery(db, { ...input, from: "queue", to: "steer" }),
+)
+
+export const projectQueued = Effect.fn("SessionPending.projectQueued")((db: DatabaseService, input: PendingRef) =>
+  projectDelivery(db, { ...input, from: "steer", to: "queue" }),
+)
+
+export const settleCompaction = Effect.fn("SessionPending.settleCompaction")(function* (
+  db: DatabaseService,
+  input: { readonly sessionID: SessionSchema.ID },
+) {
+  const deleted = yield* db
+    .delete(SessionPendingTable)
+    .where(and(eq(SessionPendingTable.session_id, input.sessionID), eq(SessionPendingTable.type, "compaction")))
+    .returning()
+    .get()
+    .pipe(Effect.orDie)
+  if (deleted) {
+    const stored = fromRow(deleted)
+    return stored.type === "compaction" ? stored : yield* Effect.die(new LifecycleConflict({ id: stored.id }))
+  }
+  return undefined
+})
+
+export const list = Effect.fn("SessionPending.list")(function* (db: DatabaseService, sessionID: SessionSchema.ID) {
+  const rows = yield* db
+    .select()
+    .from(SessionPendingTable)
+    .where(eq(SessionPendingTable.session_id, sessionID))
+    .orderBy(asc(SessionPendingTable.admitted_seq))
+    .all()
+    .pipe(Effect.orDie)
+  return rows.map(fromRow)
+})
+
+/**
+ * Which pending rows count: "any" counts every row including compaction, while
+ * delivery scopes are blocked behind a pending compaction barrier. "input" means
+ * any model-facing input, steered or queued.
+ */
+export type Scope = "any" | "input" | Delivery
+
+export const has = Effect.fn("SessionPending.has")(function* (
+  db: DatabaseService,
+  sessionID: SessionSchema.ID,
+  scope: Scope,
+) {
+  if (scope !== "any" && (yield* compaction(db, sessionID))) return false
+  const row = yield* db
+    .select({ id: SessionPendingTable.id })
+    .from(SessionPendingTable)
+    .where(
+      and(
+        eq(SessionPendingTable.session_id, sessionID),
+        scope === "any"
+          ? undefined
+          : scope === "input"
+            ? or(eq(SessionPendingTable.delivery, "steer"), eq(SessionPendingTable.delivery, "queue"))
+            : eq(SessionPendingTable.delivery, scope),
+      ),
+    )
+    .limit(1)
+    .get()
+    .pipe(Effect.orDie)
+  return row !== undefined
+})
+
+export const equivalent = (
+  input: User | Synthetic,
+  expected: { readonly sessionID: SessionSchema.ID; readonly input: Message },
+) => {
+  if (
+    input.type !== expected.input.type ||
+    input.delivery !== expected.input.delivery ||
+    input.sessionID !== expected.sessionID
+  )
+    return false
+  if (input.type === "user" && expected.input.type === "user")
+    return JSON.stringify(encodeUser(input.data)) === JSON.stringify(encodeUser(expected.input.data))
+  if (input.type === "synthetic" && expected.input.type === "synthetic")
+    return JSON.stringify(encodeSynthetic(input.data)) === JSON.stringify(encodeSynthetic(expected.input.data))
+  return false
+}
+
+const publishMutation = <A, E, R>(input: PendingRef, effect: Effect.Effect<A, E, R>) =>
+  inboxLocks.withLock(input.sessionID)(effect).pipe(Effect.asVoid)
+
+export const cancel = Effect.fn("SessionPending.cancel")((bus: Bus.Interface, input: PendingRef) =>
+  publishMutation(
+    input,
+    bus.publish(SessionEvent.InputCancelled, {
+      sessionID: input.sessionID,
+      inputID: input.id,
+    }),
+  ),
+)
+
+export const steer = Effect.fn("SessionPending.steer")((bus: Bus.Interface, input: PendingRef) =>
+  publishMutation(
+    input,
+    bus.publish(SessionEvent.InputSteered, {
+      sessionID: input.sessionID,
+      inputID: input.id,
+    }),
+  ),
+)
+
+export const queue = Effect.fn("SessionPending.queue")((bus: Bus.Interface, input: PendingRef) =>
+  publishMutation(
+    input,
+    bus.publish(SessionEvent.InputQueued, {
+      sessionID: input.sessionID,
+      inputID: input.id,
+    }),
+  ),
+)
+
+const publish = Effect.fn("SessionPending.publish")(function* (
+  db: DatabaseService,
+  bus: Bus.Interface,
+  sessionID: SessionSchema.ID,
+  rows: ReadonlyArray<typeof SessionPendingTable.$inferSelect>,
+) {
+  if (yield* compaction(db, sessionID)) return 0
+  yield* Effect.forEach(
+    rows,
+    (row) => {
+      const entry = fromRow(row)
+      if (entry.type === "compaction") return Effect.die(new LifecycleConflict({ id: entry.id }))
+      return bus
+        .publish(SessionEvent.InputPromoted, {
+          sessionID,
+          inputID: entry.id,
+        })
+        .pipe(
+          Effect.catchDefect((defect) =>
+            defect instanceof LifecycleConflict
+              ? promotedFromMessage(db, sessionID, entry.id, entry.delivery).pipe(
+                  Effect.flatMap((stored) => (stored !== undefined ? Effect.void : Effect.die(defect))),
+                )
+              : Effect.die(defect),
+          ),
+        )
+    },
+    { discard: true },
+  )
+  return rows.length
+})
+
+/**
+ * Promotes pending input into visible messages and returns the promoted count.
+ * Steers always go first; only the "input" scope may fall through to one queued
+ * input, and it then collects steers that arrived during promotion.
+ */
+export const promote = Effect.fn("SessionPending.promote")(function* (
+  db: DatabaseService,
+  bus: Bus.Interface,
+  sessionID: SessionSchema.ID,
+  scope: Promotable,
+) {
+  return yield* inboxLocks.withLock(sessionID)(
+    Effect.gen(function* () {
+      if (yield* compaction(db, sessionID)) return 0
+      const steers = yield* db
+        .select()
+        .from(SessionPendingTable)
+        .where(and(eq(SessionPendingTable.session_id, sessionID), eq(SessionPendingTable.delivery, "steer")))
+        .orderBy(asc(SessionPendingTable.admitted_seq))
+        .all()
+        .pipe(Effect.orDie)
+      if (steers.length > 0 || scope === "steer") return yield* publish(db, bus, sessionID, steers)
+
+      const queued = yield* db
+        .select()
+        .from(SessionPendingTable)
+        .where(and(eq(SessionPendingTable.session_id, sessionID), eq(SessionPendingTable.delivery, "queue")))
+        .orderBy(asc(SessionPendingTable.admitted_seq))
+        .limit(1)
+        .get()
+        .pipe(Effect.orDie)
+      if (!queued) return 0
+      const promoted = yield* publish(db, bus, sessionID, [queued])
+      const arrivedSteers = yield* db
+        .select()
+        .from(SessionPendingTable)
+        .where(and(eq(SessionPendingTable.session_id, sessionID), eq(SessionPendingTable.delivery, "steer")))
+        .orderBy(asc(SessionPendingTable.admitted_seq))
+        .all()
+        .pipe(Effect.orDie)
+      return promoted + (yield* publish(db, bus, sessionID, arrivedSteers))
+    }),
+  )
+})

packages/core/src/session/projector.ts

@@ -1,8 +1,7 @@
 export * as SessionProjector from "./projector.js"
 
-import { and, asc, desc, eq, gt, gte, inArray, lt, lte, sql } from "drizzle-orm"
+import { and, asc, desc, eq, gt, gte, lt, lte, sql } from "drizzle-orm"
 import { DateTime, Effect, Layer, Schema, Stream } from "effect"
-import path from "path"
 import { Database } from "../database/database.js"
 import { Bus } from "../bus.js"
 import { makeGlobalNode } from "@opencode-ai/util/effect/app-node"
@@ -11,15 +10,12 @@ import { Model } from "../model.js"
 import { SessionEvent } from "./event.js"
 import { SessionMessage } from "./message.js"
 import { SessionMessageUpdater } from "./message-updater.js"
-import { SessionInbox } from "./inbox.js"
+import { SessionPending } from "./pending.js"
 import { Workspace } from "../workspace.js"
 import { InstructionState } from "./instruction-state.js"
-import { SessionInboxTable, SessionMessageTable, SessionTable } from "./sql.js"
+import { SessionPendingTable, SessionMessageTable, SessionTable } from "./sql.js"
 import { Slug } from "../util/slug.js"
-import { FSUtil } from "@opencode-ai/util/fs-util"
 import { Money } from "@opencode-ai/schema/money"
-import { Event } from "@opencode-ai/schema/project-directories"
-import { Project } from "@opencode-ai/schema/project"
 import { AbsolutePath, RelativePath } from "../schema.js"
 import type { SessionSchema } from "./schema.js"
 
@@ -439,47 +435,6 @@ const layer = Layer.effectDiscard(
         yield* InstructionState.reset(db, event.data.sessionID)
       }),
     )
-    // Sessions whose ownership came from the directory's previous resolution
-    // follow its new identity. Location, transcript, instructions, and recency
-    // are untouched: the session did not move, its directory got identified.
-    yield* bus.project(Event.Resolved, (event) =>
-      Effect.gen(function* () {
-        const stale = [event.data.previous, Project.ID.global].filter((id) => id !== event.data.projectID)
-        if (stale.length === 0) return
-        const rows = yield* db
-          .select({ id: SessionTable.id, directory: SessionTable.directory })
-          .from(SessionTable)
-          .where(
-            and(
-              inArray(SessionTable.project_id, stale),
-              // Lexicographic range narrows the scan to prefix neighbors without
-              // LIKE escaping; FSUtil.contains below decides containment exactly.
-              gte(SessionTable.directory, event.data.directory),
-              lte(SessionTable.directory, AbsolutePath.make(event.data.directory + "\uffff")),
-            ),
-          )
-          .all()
-          .pipe(Effect.orDie)
-        yield* Effect.forEach(
-          rows,
-          (row) => {
-            if (!FSUtil.contains(event.data.directory, row.directory)) return Effect.void
-            return db
-              .update(SessionTable)
-              .set({
-                project_id: event.data.projectID,
-                path: RelativePath.make(path.relative(event.data.directory, row.directory).replaceAll("\\", "/")),
-                // Self-assignment suppresses the column's $onUpdate: adoption is not activity.
-                time_updated: sql`${SessionTable.time_updated}`,
-              })
-              .where(eq(SessionTable.id, row.id))
-              .run()
-              .pipe(Effect.orDie)
-          },
-          { discard: true },
-        )
-      }),
-    )
     yield* bus.project(SessionEvent.Deleted, (event) =>
       db.delete(SessionTable).where(eq(SessionTable.id, event.data.sessionID)).run().pipe(Effect.orDie),
     )
@@ -515,15 +470,14 @@ const layer = Layer.effectDiscard(
     )
     yield* bus.project(SessionEvent.UsageRecorded, (event) => applyUsage(db, event.data.sessionID, event.data))
     yield* bus.project(SessionEvent.Forked, (event) => projectFork(db, event))
-    yield* bus.project(SessionEvent.InboxDelivered, (event) =>
+    yield* bus.project(SessionEvent.InputPromoted, (event) =>
       Effect.gen(function* () {
         if (event.durable === undefined)
           return yield* Effect.die(new Error("Durable Session event is missing aggregate sequence"))
-        const input = yield* SessionInbox.projectDelivered(db, {
+        const input = yield* SessionPending.projectPromoted(db, {
-          id: event.data.inboxID,
+          id: event.data.inputID,
           sessionID: event.data.sessionID,
         })
-        if (input.type === "compaction" || input.type === "move") return
         yield* insertMessage(
           db,
           event,
@@ -531,33 +485,33 @@ const layer = Layer.effectDiscard(
             ? {
                 id: input.id,
                 type: "user",
-                metadata: input.payload.metadata,
+                metadata: input.data.metadata,
-                text: input.payload.text,
+                text: input.data.text,
-                files: input.payload.files,
+                files: input.data.files,
-                agents: input.payload.agents,
+                agents: input.data.agents,
-                skills: input.payload.skills,
+                skills: input.data.skills,
                 time: { created: event.created },
               }
             : {
                 id: input.id,
                 type: "synthetic",
-                text: input.payload.text,
+                text: input.data.text,
-                description: input.payload.description,
+                description: input.data.description,
-                metadata: input.payload.metadata,
+                metadata: input.data.metadata,
                 time: { created: event.created },
               },
         )
       }),
     )
-    yield* bus.project(SessionEvent.InboxEnqueued, (event) =>
+    yield* bus.project(SessionEvent.InputAdmitted, (event) =>
       Effect.gen(function* () {
         if (event.durable === undefined)
           return yield* Effect.die(new Error("Durable Session event is missing aggregate sequence"))
-        yield* SessionInbox.projectAdmitted(db, {
+        yield* SessionPending.projectAdmitted(db, {
-          enqueuedSeq: event.durable.seq,
+          admittedSeq: event.durable.seq,
-          id: event.data.inboxID,
+          id: event.data.inputID,
           sessionID: event.data.sessionID,
-          item: event.data.item,
+          input: event.data.input,
           timeCreated: event.created,
         })
         yield* db
@@ -568,17 +522,34 @@ const layer = Layer.effectDiscard(
           .pipe(Effect.orDie)
       }),
     )
-    yield* bus.project(SessionEvent.InboxCancelled, (event) =>
+    yield* bus.project(SessionEvent.InputCancelled, (event) =>
-      SessionInbox.projectCancelled(db, {
+      SessionPending.projectCancelled(db, {
-        id: event.data.inboxID,
+        id: event.data.inputID,
         sessionID: event.data.sessionID,
       }),
     )
-    yield* bus.project(SessionEvent.InboxDeliveryChanged, (event) =>
+    yield* bus.project(SessionEvent.InputSteered, (event) =>
-      SessionInbox.projectDeliveryChanged(db, {
+      SessionPending.projectSteered(db, {
-        id: event.data.inboxID,
+        id: event.data.inputID,
         sessionID: event.data.sessionID,
-        delivery: event.data.delivery,
+      }),
+    )
+    yield* bus.project(SessionEvent.InputQueued, (event) =>
+      SessionPending.projectQueued(db, {
+        id: event.data.inputID,
+        sessionID: event.data.sessionID,
+      }),
+    )
+    yield* bus.project(SessionEvent.Compaction.Admitted, (event) =>
+      Effect.gen(function* () {
+        if (event.durable === undefined)
+          return yield* Effect.die(new Error("Durable Session event is missing aggregate sequence"))
+        yield* SessionPending.projectCompactionAdmitted(db, {
+          admittedSeq: event.durable.seq,
+          id: event.data.inputID,
+          sessionID: event.data.sessionID,
+          timeCreated: event.created,
+        })
       }),
     )
     yield* bus.project(SessionEvent.Execution.Succeeded, (event) => run(db, event))
@@ -625,6 +596,8 @@ const layer = Layer.effectDiscard(
         yield* InstructionState.advanceEpoch(db, event.data.sessionID, event.durable.seq)
         if (event.durable === undefined)
           return yield* Effect.die(new Error("Durable Session event is missing aggregate sequence"))
+        if (event.data.reason === "manual")
+          yield* SessionPending.settleCompaction(db, { sessionID: event.data.sessionID })
       }),
     )
     yield* bus.project(SessionEvent.Compaction.Failed, (event) =>
@@ -632,6 +605,8 @@ const layer = Layer.effectDiscard(
         yield* run(db, event)
         if (event.durable === undefined)
           return yield* Effect.die(new Error("Durable Session event is missing aggregate sequence"))
+        if (event.data.reason === "manual")
+          yield* SessionPending.settleCompaction(db, { sessionID: event.data.sessionID })
       }),
     )
     yield* bus.project(SessionEvent.RevertEvent.Staged, (event) =>
@@ -675,11 +650,11 @@ const layer = Layer.effectDiscard(
           .run()
           .pipe(Effect.orDie)
         yield* db
-          .delete(SessionInboxTable)
+          .delete(SessionPendingTable)
           .where(
             and(
-              eq(SessionInboxTable.session_id, event.data.sessionID),
+              eq(SessionPendingTable.session_id, event.data.sessionID),
-              gte(SessionInboxTable.enqueued_seq, boundary.seq),
+              gte(SessionPendingTable.admitted_seq, boundary.seq),
             ),
           )
           .run()

packages/core/src/session/runner/index.ts

@@ -16,20 +16,13 @@ export type RunError =
   | UserInterruptedError
   | Instructions.InitializationBlocked
 
-export type Continuation = { readonly step: number }
-
-export type DrainResult =
-  | { readonly type: "complete" }
-  | { readonly type: "moved"; readonly continuation?: Continuation }
-
 /** Runs one local continuation from already-recorded Session history. */
 export interface Interface {
-  /** Drains eligible durable work, returning transient state when execution must continue at a new Location. */
+  /** Drains eligible durable work. Explicit runs make one model call even when no work is eligible. */
   readonly drain: (input: {
     readonly sessionID: SessionSchema.ID
     readonly force: boolean
-    readonly continuation?: Continuation
+  }) => Effect.Effect<void, RunError>
-  }) => Effect.Effect<DrainResult, RunError>
 }
 
 export class Service extends Context.Service<Service, Interface>()("@opencode/SessionRunner") {}

packages/core/src/session/runner/llm.ts

@@ -17,13 +17,13 @@ import { InstructionState } from "../instruction-state.js"
 import { SessionCompaction } from "../compaction.js"
 import { SessionContext } from "../context.js"
 import { SessionEvent } from "../event.js"
-import { SessionInbox } from "../inbox.js"
+import { SessionPending } from "../pending.js"
 import { SessionModelRequest } from "../model-request.js"
 import { SessionMessage } from "../message.js"
 import { SessionSchema } from "../schema.js"
 import { SessionStore } from "../store.js"
 import { SessionTitle } from "../title.js"
-import { Service, type Continuation } from "./index.js"
+import { Service } from "./index.js"
 import { createLLMEventPublisher, type StepRecord } from "./publish-llm-event.js"
 import { Snapshot } from "../../snapshot.js"
 import { makeLocationNode } from "@opencode-ai/util/effect/app-node"
@@ -113,8 +113,8 @@ const layer = Layer.effect(
     const compaction = yield* SessionCompaction.Service
     const title = yield* SessionTitle.Service
     const toolOutput = yield* ToolOutput.Service
-    // Title generation starts once input is visible and must not delay model execution.
+    // Title generation is a side effect of a successful step; it must not delay continuation.
-    // The in-flight set coalesces overlapping prompts while title presence records success durably.
+    // The in-flight set coalesces overlapping steps while title presence records success durably.
     const titlesRunning = new Set<SessionSchema.ID>()
     const forkTitle = yield* FiberSet.makeRuntime<never, void, never>()
     /**
@@ -124,47 +124,29 @@ const layer = Layer.effect(
     const drain = Effect.fn("SessionRunner.drain")(function* (input: {
       readonly sessionID: SessionSchema.ID
       readonly force: boolean
-      readonly continuation?: Continuation
     }) {
-      let force = input.force
+      if (!input.force && !(yield* SessionPending.has(db, input.sessionID, "any"))) return
-      let continuation = input.continuation
-      if (!force && !continuation && !(yield* SessionInbox.has(db, input.sessionID, "any")))
-        return { type: "complete" as const }
       yield* settleStaleToolCalls(input.sessionID)
-      while (true) {
+      yield* runPendingCompaction(input.sessionID)
-        if (yield* runPendingCompaction(input.sessionID)) {
+      if (!input.force && !(yield* SessionPending.has(db, input.sessionID, "input"))) return
-          force = false
+      do {
-          continue
+        yield* runSteps(input.sessionID)
-        }
+      } while (yield* SessionPending.has(db, input.sessionID, "input"))
-        if (yield* runPendingMove(input.sessionID, "input")) return { type: "moved" as const }
-        if (!force && !continuation && !(yield* SessionInbox.has(db, input.sessionID, "input")))
-          return { type: "complete" as const }
-        const result = yield* runSteps(input.sessionID, continuation)
-        if (result.type === "moved") return result
-        force = false
-        continuation = undefined
-      }
     })
 
     /**
      * Runs logical steps until no tool result or newly admitted steer requires another
      * model call. Queued inputs remain pending until the current model work reaches idle.
      */
-    const runSteps = Effect.fn("SessionRunner.runSteps")(function* (
+    const runSteps = Effect.fn("SessionRunner.runSteps")(function* (sessionID: SessionSchema.ID) {
-      sessionID: SessionSchema.ID,
-      continuation?: Continuation,
-    ) {
       // Fresh work may promote queued input; later steps absorb steers only.
-      let promotable: SessionInbox.Promotable = continuation ? "steer" : "input"
+      let promotable: SessionPending.Promotable = "input"
-      let step = continuation?.step ?? 1
+      let step = 1
-      let next = continuation
       while (true) {
-        if (yield* runPendingCompaction(sessionID)) continue
-        if (yield* runPendingMove(sessionID, "steer")) return { type: "moved" as const, continuation: next }
         const result = yield* runStep(sessionID, promotable, step)
-        next = result.needsContinuation ? { step: result.step + 1 } : undefined
+        if (step === 1) yield* startTitle(sessionID)
-        if (!result.needsContinuation && !(yield* SessionInbox.has(db, sessionID, "steer")))
+        yield* runPendingCompaction(sessionID)
-          return { type: "complete" as const }
+        if (!result.needsContinuation && !(yield* SessionPending.has(db, sessionID, "steer"))) return
         promotable = "steer"
         step = result.step + 1
       }
@@ -173,7 +155,7 @@ const layer = Layer.effect(
     /** Completes one logical model step, transparently retrying or rebuilding after compaction. */
     const runStep = Effect.fnUntraced(function* (
       sessionID: SessionSchema.ID,
-      promotable: SessionInbox.Promotable,
+      promotable: SessionPending.Promotable,
       step: number,
     ) {
       // Minting message identity before any attempt lets retries resume the same durable
@@ -201,7 +183,7 @@ const layer = Layer.effect(
               .pipe(Effect.andThen(Effect.fail(failure.cause))),
           ),
         )
-      let currentPromotable: SessionInbox.Promotable | undefined = promotable
+      let currentPromotable: SessionPending.Promotable | undefined = promotable
       let currentStep = step
       // Overflow recovery is one-shot: a call after recovery must not recover another overflow.
       let recoverOverflow = true
@@ -244,7 +226,7 @@ const layer = Layer.effect(
      */
     const callModel = Effect.fn("SessionRunner.callModel")(function* (
       sessionID: SessionSchema.ID,
-      promotable: SessionInbox.Promotable | undefined,
+      promotable: SessionPending.Promotable | undefined,
       step: number,
       recoverOverflow: boolean,
       assistantMessageID: SessionMessage.ID,
@@ -253,8 +235,7 @@ const layer = Layer.effect(
       // Establish what the model knows before admitting what the user said, so
       // a blocked first step leaves pending inputs untouched.
       yield* InstructionState.prepare(db, bus, selected.instructions, selected.session.id)
-      const promoted = promotable ? yield* SessionInbox.promote(db, bus, selected.session.id, promotable) : 0
+      const promoted = promotable ? yield* SessionPending.promote(db, bus, selected.session.id, promotable) : 0
-      if (promoted > 0) yield* startTitle(sessionID)
       // Promoted input opens a fresh step allowance.
       const currentStep = promoted > 0 ? 1 : step
       const loaded = yield* context.load(selected)
@@ -264,7 +245,7 @@ const layer = Layer.effect(
       // Make room: history must fit the context window before the call. A pending manual
       // compaction owns this instead; the runner executes it between steps.
       const compactionInput = { session, messages: loaded.messages, model, ref: resolved.ref, cost: resolved.cost }
-      if (compaction.required(compactionInput)) {
+      if (compaction.required(compactionInput) && !(yield* SessionPending.compaction(db, session.id))) {
         const compacted = yield* compaction.compact(compactionInput)
         if (compacted.status === "completed")
           return CallOutcome.Restart({ step: currentStep, recoveredOverflow: false })
@@ -501,75 +482,36 @@ const layer = Layer.effect(
     const runPendingCompaction = Effect.fn("SessionRunner.runPendingCompaction")(function* (
       sessionID: SessionSchema.ID,
     ) {
+      const pending = yield* SessionPending.compaction(db, sessionID)
+      if (!pending) return
+      const session = yield* getSession(sessionID)
       return yield* Effect.uninterruptibleMask((restore) =>
         Effect.gen(function* () {
-          const pending = yield* SessionInbox.serialized(
-            sessionID,
-            Effect.gen(function* () {
-              const selected =
-                (yield* SessionInbox.nextSteer(db, sessionID)) ?? (yield* SessionInbox.nextQueued(db, sessionID))
-              if (selected?.type !== "compaction") return
-              yield* bus.publishAll([
-                [SessionEvent.InboxDelivered, { sessionID, inboxID: selected.id }],
-                [SessionEvent.Compaction.Started, { sessionID, reason: "manual", recent: "", inputID: selected.id }],
-              ])
-              return selected
-            }),
-          )
-          if (pending?.type !== "compaction") return false
-          const session = yield* getSession(sessionID)
           const compacted = yield* restore(
             Effect.gen(function* () {
               return yield* compaction.compactManual({
                 session,
                 messages: yield* store.context(sessionID),
                 inputID: pending.id,
-                started: true,
               })
             }),
           ).pipe(Effect.exit)
-          if (Exit.isSuccess(compacted)) return true
+          if (Exit.isSuccess(compacted)) return
-          yield* bus.publish(SessionEvent.Compaction.Failed, {
+          const unsettled = yield* SessionPending.compaction(db, sessionID)
-            sessionID,
+          if (unsettled)
-            reason: "manual",
+            yield* bus.publish(SessionEvent.Compaction.Failed, {
-            error: Cause.hasInterruptsOnly(compacted.cause)
+              sessionID,
-              ? { type: "aborted", message: "Compaction cancelled" }
+              reason: "manual",
-              : { type: "compaction.failed", message: Cause.pretty(compacted.cause) },
+              error: Cause.hasInterruptsOnly(compacted.cause)
-            inputID: pending.id,
+                ? { type: "aborted", message: "Compaction cancelled" }
-          })
+                : { type: "compaction.failed", message: Cause.pretty(compacted.cause) },
+              inputID: unsettled.id,
+            })
           return yield* Effect.failCause(compacted.cause)
         }),
       )
     })
 
-    const runPendingMove = Effect.fn("SessionRunner.runPendingMove")(function* (
-      sessionID: SessionSchema.ID,
-      promotable: SessionInbox.Promotable,
-    ) {
-      return yield* SessionInbox.serialized(
-        sessionID,
-        Effect.gen(function* () {
-          const pending =
-            (yield* SessionInbox.nextSteer(db, sessionID)) ??
-            (promotable === "input" ? yield* SessionInbox.nextQueued(db, sessionID) : undefined)
-          if (pending?.type !== "move") return false
-          yield* bus.publishAll([
-            [SessionEvent.InboxDelivered, { sessionID, inboxID: pending.id }],
-            [
-              SessionEvent.Moved,
-              {
-                sessionID,
-                location: pending.payload.location,
-                projectID: pending.payload.projectID,
-                subpath: pending.payload.subpath,
-              },
-            ],
-          ])
-          return true
-        }),
-      )
-    })
-
     /** Closes stale tool calls left active by an earlier interrupted drain. */
     const settleStaleToolCalls = Effect.fn("SessionRunner.settleStaleToolCalls")(function* (
       sessionID: SessionSchema.ID,

packages/core/src/session/runner/retry.ts

@@ -48,12 +48,10 @@ export const schedule = (
   assistantMessageID: () => SessionMessage.ID,
 ) =>
   Schedule.max([Schedule.exponential("2 seconds"), Schedule.recurs(4)]).pipe(
-    Schedule.jittered,
     Schedule.setInputType<RetryableFailure>(),
     Schedule.modifyDelay(({ input: failure, duration: delay }) => {
       const minimum = retryAfter(failure)
-      const duration = minimum === undefined ? delay : Duration.max(delay, Duration.millis(minimum))
+      return Effect.succeed(minimum === undefined ? delay : Duration.max(delay, Duration.millis(minimum)))
-      return Effect.succeed(Duration.millis(Math.ceil(Duration.toMillis(duration))))
     }),
     Schedule.tap((metadata) =>
       bus.publish(SessionEvent.RetryScheduled, {

packages/core/src/session/runner/to-llm-message.ts

@@ -1,6 +1,5 @@
 import { Message, ToolCallPart, ToolResultPart, type ContentPart, type ProviderMetadata } from "@opencode-ai/ai"
 import { Option, Schema } from "effect"
-import { fileURLToPath } from "url"
 import type { Model } from "../../model.js"
 import { SessionMessage } from "../message.js"
 import type { FileAttachment } from "@opencode-ai/schema/prompt"
@@ -15,17 +14,6 @@ const media = (file: FileAttachment): ContentPart => ({
   metadata: file.description === undefined ? undefined : { description: file.description },
 })
 
-const attachmentLocation = (file: FileAttachment) => {
-  if (file.source.type !== "uri") return undefined
-  const url = URL.parse(file.source.uri)
-  if (url?.protocol !== "file:") return undefined
-  try {
-    return fileURLToPath(url)
-  } catch {
-    return undefined
-  }
-}
-
 const textAttachment = (file: FileAttachment): ContentPart => ({
   type: "text",
   text: `\n\n${[
@@ -48,7 +36,7 @@ const textAttachment = (file: FileAttachment): ContentPart => ({
 const directoryAttachment = (file: FileAttachment): ContentPart => ({
   type: "text",
   text: `\n\n${[
-    `Attached directory: ${attachmentLocation(file) ?? file.name ?? (file.source.type === "uri" ? file.source.uri : "directory")}`,
+    `Attached directory: ${file.name ?? (file.source.type === "uri" ? file.source.uri : "directory")}`,
     file.description === undefined ? undefined : `Description: ${file.description}`,
     file.data.length === 0 ? undefined : "",
     file.data.length === 0 ? undefined : Buffer.from(file.data, "base64").toString("utf8"),
@@ -67,10 +55,7 @@ const directoryAttachment = (file: FileAttachment): ContentPart => ({
 const attachmentContent = (file: FileAttachment): ContentPart[] => {
   if (file.mime === "text/plain") return [textAttachment(file)]
   if (file.mime === "application/x-directory") return [directoryAttachment(file)]
-  if (imageMimes.has(file.mime)) {
+  if (imageMimes.has(file.mime)) return [media(file)]
-    const location = attachmentLocation(file)
-    return [...(location === undefined ? [] : [Message.text(`Attached file: ${location}`)]), media(file)]
-  }
   return []
 }