fix(api): require session selection

Co-authored-by: Kit Langton <kit.langton@gmail.com>

packages/cli/src/commands/handlers/export.ts

@@ -40,7 +40,7 @@ export default Runtime.handler(
     const sessionID = requested ?? selected?.session.id
     if (!sessionID) return
     const data = yield* Effect.promise(() =>
-      client.sessionTransfer.export({ sessionID, sanitize: selected?.sanitize ?? input.sanitize }),
+      client.session.export({ sessionID, sanitize: selected?.sanitize ?? input.sanitize }),
     )
     process.stdout.write(yield* Effect.promise(() => writeExport(data, sessionID, requested !== undefined)))
   }),

packages/cli/src/commands/handlers/import.ts

@@ -1,5 +1,6 @@
-import { isConflictError, OpenCode, type SessionTransferImportInput } from "@opencode-ai/client"
+import { OpenCode } from "@opencode-ai/client"
 import { Service } from "@opencode-ai/client/effect/service"
+import { Session } from "@opencode-ai/schema/session"
 import { SessionTransfer } from "@opencode-ai/schema/session-transfer"
 import { Effect, Option, Schema } from "effect"
 import { EOL } from "node:os"
@@ -19,11 +20,10 @@ export default Runtime.handler(
               return response.text()
             })
           : Bun.file(input.file).text(),
-      catch: (cause) =>
+      catch: (cause) => new Error(`Failed to read session data: ${cause instanceof Error ? cause.message : String(cause)}`),
-        new Error(`Failed to read session data: ${cause instanceof Error ? cause.message : String(cause)}`),
     })
     const data = yield* Schema.decodeUnknownEffect(Schema.fromJsonString(SessionTransfer.Data))(text)
-    const encoded = Schema.encodeSync(SessionTransfer.Data)(data) as SessionTransferImportInput
+    const encoded = Schema.encodeSync(SessionTransfer.Data)(data)
     const server = yield* ServerConnection.resolve({
       server: Option.getOrUndefined(input.server),
       standalone: input.standalone,
@@ -37,18 +37,24 @@ export default Runtime.handler(
         location: { directory: path.resolve(Option.getOrElse(input.directory, () => process.cwd())) },
       }),
     )
-    const imported = yield* Effect.tryPromise({
+    const response = yield* Effect.promise(() =>
-      try: () =>
+      fetch(new URL("/api/session/import", server.endpoint.url), {
-        client.sessionTransfer.import({
+        method: "POST",
+        headers: { ...Service.headers(server.endpoint), "content-type": "application/json" },
+        body: JSON.stringify({
           ...encoded,
           location: { directory: location.directory, workspaceID: location.workspaceID },
         }),
-      catch: (cause) => cause,
+      }),
-    }).pipe(Effect.catchIf(isConflictError, () => Effect.succeed(undefined)))
+    )
-    if (!imported) {
+    if (response.status === 409) {
       process.stderr.write(`Session already exists${EOL}`)
       return
     }
-    process.stdout.write(`Imported session: ${imported.id}${EOL}`)
+    if (!response.ok) yield* Effect.fail(new Error(`Failed to import session: ${response.statusText}`))
+    const imported = yield* Schema.decodeUnknownEffect(
+      Schema.fromJsonString(Schema.Struct({ data: Session.Info })),
+    )(yield* Effect.promise(() => response.text()))
+    process.stdout.write(`Imported session: ${imported.data.id}${EOL}`)
   }),
 )

packages/cli/src/run/run.ts

@@ -94,11 +94,9 @@ async function execute(input: RunCommandInput, prepared: Prepared, endpoint: End
     prepare: async (next) => {
       const selected =
         next.model ??
-        (options.variant
+        (await client.model
-          ? await client.model
+          .default({ location: { directory: next.location.directory, workspace: next.location.workspaceID } })
-              .default({ location: { directory: next.location.directory, workspace: next.location.workspaceID } })
+          .then((result) => result.data))
-              .then((result) => result.data)
-          : undefined)
       const model = selected
         ? {
             providerID: selected.providerID,
@@ -108,7 +106,12 @@ async function execute(input: RunCommandInput, prepared: Prepared, endpoint: End
         : undefined
       if ((options.variant ?? explicit?.variant) && !model)
         throw new RunTargetError("Cannot select a variant before selecting a model", next.session?.id)
-      return { model, agent: next.agent }
+      const agent =
+        next.agent ??
+        (await client.agent
+          .list({ location: { directory: next.location.directory, workspace: next.location.workspaceID } })
+          .then((result) => result.data.find((item) => item.mode !== "subagent" && !item.hidden)?.id))
+      return { model, agent }
     },
   }).catch((error) => {
     if (!(error instanceof RunTargetError)) throw error

packages/cli/src/session-target.ts

@@ -56,13 +56,16 @@ export async function resolveSessionTarget(input: {
     agent: input.agent ?? selected?.agent,
     signal: input.signal,
   })
+  if (!selected && (!prepared.agent || !prepared.model)) {
+    throw new SessionTargetMutationError(new Error("Creating a session requires an agent and model"))
+  }
   const session =
     selected ??
     (await input.client.session
       .create(
         {
-          agent: prepared.agent,
+          agent: prepared.agent!,
-          model: prepared.model,
+          model: prepared.model!,
           location: { directory: location.directory, workspaceID: location.workspaceID },
         },
         ...requestOptions(input.signal),

packages/cli/test/import-export.test.ts

@@ -159,7 +159,14 @@ test("import validates a file and sends it to the resolved location", async () =
   })
 
   try {
-    const [stdout, , exitCode] = await run(["import", file, "--directory", root, "--server", server.url.toString()])
+    const [stdout, , exitCode] = await run([
+      "import",
+      file,
+      "--directory",
+      root,
+      "--server",
+      server.url.toString(),
+    ])
 
     expect(exitCode).toBe(0)
     expect(stdout).toBe(`Imported session: ${info.id}${os.EOL}`)
@@ -185,12 +192,7 @@ test("import reports an existing session without a stack trace", async () => {
           project: { id: "global", directory: root, canonical: root },
         })
       }
-      if (url.pathname === "/api/session/import") {
+      if (url.pathname === "/api/session/import") return new Response("Conflict", { status: 409 })
-        return Response.json(
-          { _tag: "ConflictError", message: `Session already exists: ${info.id}`, resource: info.id },
-          { status: 409 },
-        )
-      }
       return new Response("Not found", { status: 404 })
     },
   })

packages/cli/test/session-target.test.ts

@@ -61,7 +61,11 @@ describe("session target resolver", () => {
     spyOn(client.location, "get").mockResolvedValue(location("/server", "work_1"))
     const create = spyOn(client.session, "create").mockImplementation(async (input) => {
       order.push("create")
-      expect(input).toMatchObject({ agent: "prepared", location: { directory: "/server", workspaceID: "work_1" } })
+      expect(input).toMatchObject({
+        agent: "prepared",
+        model: { providerID: "openai", id: "gpt-5" },
+        location: { directory: "/server", workspaceID: "work_1" },
+      })
       return session("ses_fresh", "/server", "work_1")
     })
 
@@ -71,20 +75,22 @@ describe("session target resolver", () => {
       prepare: async (input) => {
         order.push("prepare")
         expect(input.location.workspaceID).toBe("work_1")
-        return { model: input.model, agent: "prepared" }
+        return { model: { providerID: "openai", id: "gpt-5" }, agent: "prepared" }
       },
     })
     expect(create).toHaveBeenCalledTimes(1)
     expect(order).toEqual(["prepare", "create"])
   })
 
-  test("uses the agent resolved by the server for a fresh Session", async () => {
+  test("requires an explicit agent and model for a fresh Session", async () => {
     const client = OpenCode.make({ baseUrl: "https://opencode.test" })
     spyOn(client.location, "get").mockResolvedValue(location("/project"))
-    spyOn(client.session, "create").mockResolvedValue({ ...session("ses_fresh", "/project"), agent: "review" })
+    const create = spyOn(client.session, "create")
 
-    const target = await resolveSessionTarget({ client, prepare })
+    await expect(resolveSessionTarget({ client, prepare })).rejects.toThrow(
-    expect(target.agent).toBe("review")
+      "Creating a session requires an agent and model",
+    )
+    expect(create).not.toHaveBeenCalled()
   })
 
   test("does not retry an ambiguous Session creation", async () => {

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

@@ -120,49 +120,61 @@ export type SessionListOperation<E = never> = (input?: Endpoint5_0Input) => Effe
 export type Endpoint5_1Input = {
   readonly id?: Session.ID | undefined
   readonly title?: string | undefined
-  readonly agent?: Agent.ID | undefined
+  readonly agent: Agent.ID
-  readonly model?: Model.Ref | undefined
+  readonly model: Model.Ref
   readonly location?: Location.Ref | undefined
 }
 export type Endpoint5_1Output = Session.Info
-export type SessionCreateOperation<E = never> = (input?: Endpoint5_1Input) => Effect.Effect<Endpoint5_1Output, E>
+export type SessionCreateOperation<E = never> = (input: Endpoint5_1Input) => Effect.Effect<Endpoint5_1Output, E>
 
-export type Endpoint5_2Output = { readonly [x: Session.ID]: { readonly type: "running" } }
+export type Endpoint5_2Input = {
-export type SessionActiveOperation<E = never> = () => Effect.Effect<Endpoint5_2Output, E>
+  readonly info: Session.Info
+  readonly messages: ReadonlyArray<SessionMessage.Info>
+  readonly location?: Location.Ref | undefined
+}
+export type Endpoint5_2Output = Session.Info
+export type SessionImportOperation<E = never> = (input: Endpoint5_2Input) => Effect.Effect<Endpoint5_2Output, E>
 
-export type Endpoint5_3Input = { readonly sessionID: Session.ID }
+export type Endpoint5_3Input = { readonly sessionID: Session.ID; readonly sanitize?: boolean | undefined }
-export type Endpoint5_3Output = Session.Info
+export type Endpoint5_3Output = { readonly info: Session.Info; readonly messages: ReadonlyArray<SessionMessage.Info> }
-export type SessionGetOperation<E = never> = (input: Endpoint5_3Input) => Effect.Effect<Endpoint5_3Output, E>
+export type SessionExportOperation<E = never> = (input: Endpoint5_3Input) => Effect.Effect<Endpoint5_3Output, E>
 
-export type Endpoint5_4Input = { readonly sessionID: Session.ID }
+export type Endpoint5_4Output = { readonly [x: Session.ID]: { readonly type: "running" } }
-export type Endpoint5_4Output = void
+export type SessionActiveOperation<E = never> = () => Effect.Effect<Endpoint5_4Output, E>
-export type SessionRemoveOperation<E = never> = (input: Endpoint5_4Input) => Effect.Effect<Endpoint5_4Output, E>
 
-export type Endpoint5_5Input = { readonly sessionID: Session.ID; readonly boundary: Session.ForkRequestBoundary }
+export type Endpoint5_5Input = { readonly sessionID: Session.ID }
 export type Endpoint5_5Output = Session.Info
-export type SessionForkOperation<E = never> = (input: Endpoint5_5Input) => Effect.Effect<Endpoint5_5Output, E>
+export type SessionGetOperation<E = never> = (input: Endpoint5_5Input) => Effect.Effect<Endpoint5_5Output, E>
 
-export type Endpoint5_6Input = { readonly sessionID: Session.ID; readonly agent: Agent.ID }
+export type Endpoint5_6Input = { readonly sessionID: Session.ID }
 export type Endpoint5_6Output = void
-export type SessionSwitchAgentOperation<E = never> = (input: Endpoint5_6Input) => Effect.Effect<Endpoint5_6Output, E>
+export type SessionRemoveOperation<E = never> = (input: Endpoint5_6Input) => Effect.Effect<Endpoint5_6Output, E>
 
-export type Endpoint5_7Input = { readonly sessionID: Session.ID; readonly model: Model.Ref }
+export type Endpoint5_7Input = { readonly sessionID: Session.ID; readonly boundary: Session.ForkRequestBoundary }
-export type Endpoint5_7Output = void
+export type Endpoint5_7Output = Session.Info
-export type SessionSwitchModelOperation<E = never> = (input: Endpoint5_7Input) => Effect.Effect<Endpoint5_7Output, E>
+export type SessionForkOperation<E = never> = (input: Endpoint5_7Input) => Effect.Effect<Endpoint5_7Output, E>
 
-export type Endpoint5_8Input = { readonly sessionID: Session.ID; readonly title: string }
+export type Endpoint5_8Input = { readonly sessionID: Session.ID; readonly agent: Agent.ID }
 export type Endpoint5_8Output = void
-export type SessionRenameOperation<E = never> = (input: Endpoint5_8Input) => Effect.Effect<Endpoint5_8Output, E>
+export type SessionSwitchAgentOperation<E = never> = (input: Endpoint5_8Input) => Effect.Effect<Endpoint5_8Output, E>
 
-export type Endpoint5_9Input = {
+export type Endpoint5_9Input = { readonly sessionID: Session.ID; readonly model: Model.Ref }
+export type Endpoint5_9Output = void
+export type SessionSwitchModelOperation<E = never> = (input: Endpoint5_9Input) => Effect.Effect<Endpoint5_9Output, E>
+
+export type Endpoint5_10Input = { readonly sessionID: Session.ID; readonly title: string }
+export type Endpoint5_10Output = void
+export type SessionRenameOperation<E = never> = (input: Endpoint5_10Input) => Effect.Effect<Endpoint5_10Output, E>
+
+export type Endpoint5_11Input = {
   readonly sessionID: Session.ID
   readonly directory: AbsolutePath
   readonly workspaceID?: Workspace.ID | undefined
 }
-export type Endpoint5_9Output = void
+export type Endpoint5_11Output = void
-export type SessionMoveOperation<E = never> = (input: Endpoint5_9Input) => Effect.Effect<Endpoint5_9Output, E>
+export type SessionMoveOperation<E = never> = (input: Endpoint5_11Input) => Effect.Effect<Endpoint5_11Output, E>
 
-export type Endpoint5_10Input = {
+export type Endpoint5_12Input = {
   readonly sessionID: Session.ID
   readonly id?: SessionMessage.ID | undefined
   readonly text: string
@@ -172,10 +184,10 @@ export type Endpoint5_10Input = {
   readonly delivery?: "steer" | "queue" | undefined
   readonly resume?: boolean | undefined
 }
-export type Endpoint5_10Output = SessionPending.User
+export type Endpoint5_12Output = SessionPending.User
-export type SessionPromptOperation<E = never> = (input: Endpoint5_10Input) => Effect.Effect<Endpoint5_10Output, E>
+export type SessionPromptOperation<E = never> = (input: Endpoint5_12Input) => Effect.Effect<Endpoint5_12Output, E>
 
-export type Endpoint5_11Input = {
+export type Endpoint5_13Input = {
   readonly sessionID: Session.ID
   readonly id?: SessionMessage.ID | undefined
   readonly command: string
@@ -187,19 +199,19 @@ export type Endpoint5_11Input = {
   readonly delivery?: "steer" | "queue" | undefined
   readonly resume?: boolean | undefined
 }
-export type Endpoint5_11Output = SessionPending.User
+export type Endpoint5_13Output = SessionPending.User
-export type SessionCommandOperation<E = never> = (input: Endpoint5_11Input) => Effect.Effect<Endpoint5_11Output, E>
+export type SessionCommandOperation<E = never> = (input: Endpoint5_13Input) => Effect.Effect<Endpoint5_13Output, E>
 
-export type Endpoint5_12Input = {
+export type Endpoint5_14Input = {
   readonly sessionID: Session.ID
   readonly id?: SessionMessage.ID | undefined
   readonly skill: Skill.ID
   readonly resume?: boolean | undefined
 }
-export type Endpoint5_12Output = void
+export type Endpoint5_14Output = void
-export type SessionSkillOperation<E = never> = (input: Endpoint5_12Input) => Effect.Effect<Endpoint5_12Output, E>
+export type SessionSkillOperation<E = never> = (input: Endpoint5_14Input) => Effect.Effect<Endpoint5_14Output, E>
 
-export type Endpoint5_13Input = {
+export type Endpoint5_15Input = {
   readonly sessionID: Session.ID
   readonly id?: SessionMessage.ID | undefined
   readonly text: string
@@ -208,81 +220,81 @@ export type Endpoint5_13Input = {
   readonly delivery?: "steer" | "queue" | undefined
   readonly resume?: boolean | undefined
 }
-export type Endpoint5_13Output = SessionPending.Synthetic
+export type Endpoint5_15Output = SessionPending.Synthetic
-export type SessionSyntheticOperation<E = never> = (input: Endpoint5_13Input) => Effect.Effect<Endpoint5_13Output, E>
+export type SessionSyntheticOperation<E = never> = (input: Endpoint5_15Input) => Effect.Effect<Endpoint5_15Output, E>
 
-export type Endpoint5_14Input = {
+export type Endpoint5_16Input = {
   readonly sessionID: Session.ID
   readonly id?: Event.ID | undefined
   readonly command: string
 }
-export type Endpoint5_14Output = void
-export type SessionShellOperation<E = never> = (input: Endpoint5_14Input) => Effect.Effect<Endpoint5_14Output, E>
-
-export type Endpoint5_15Input = { readonly sessionID: Session.ID; readonly id?: SessionMessage.ID | undefined }
-export type Endpoint5_15Output = SessionPending.Compaction
-export type SessionCompactOperation<E = never> = (input: Endpoint5_15Input) => Effect.Effect<Endpoint5_15Output, E>
-
-export type Endpoint5_16Input = { readonly sessionID: Session.ID }
 export type Endpoint5_16Output = void
-export type SessionWaitOperation<E = never> = (input: Endpoint5_16Input) => Effect.Effect<Endpoint5_16Output, E>
+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 }
+export type Endpoint5_17Output = SessionPending.Compaction
+export type SessionCompactOperation<E = never> = (input: Endpoint5_17Input) => Effect.Effect<Endpoint5_17Output, E>
+
+export type Endpoint5_18Input = { readonly sessionID: Session.ID }
+export type Endpoint5_18Output = void
+export type SessionWaitOperation<E = never> = (input: Endpoint5_18Input) => Effect.Effect<Endpoint5_18Output, E>
+
+export type Endpoint5_19Input = {
   readonly sessionID: Session.ID
   readonly messageID: SessionMessage.ID
   readonly files?: boolean | undefined
 }
-export type Endpoint5_17Output = Session.Revert
+export type Endpoint5_19Output = Session.Revert
-export type SessionRevertStageOperation<E = never> = (input: Endpoint5_17Input) => Effect.Effect<Endpoint5_17Output, E>
+export type SessionRevertStageOperation<E = never> = (input: Endpoint5_19Input) => Effect.Effect<Endpoint5_19Output, E>
-
-export type Endpoint5_18Input = { readonly sessionID: Session.ID }
-export type Endpoint5_18Output = void
-export type SessionRevertClearOperation<E = never> = (input: Endpoint5_18Input) => Effect.Effect<Endpoint5_18Output, E>
-
-export type Endpoint5_19Input = { readonly sessionID: Session.ID }
-export type Endpoint5_19Output = void
-export type SessionRevertCommitOperation<E = never> = (input: Endpoint5_19Input) => Effect.Effect<Endpoint5_19Output, E>
 
 export type Endpoint5_20Input = { readonly sessionID: Session.ID }
-export type Endpoint5_20Output = ReadonlyArray<SessionMessage.Info>
+export type Endpoint5_20Output = void
-export type SessionContextOperation<E = never> = (input: Endpoint5_20Input) => Effect.Effect<Endpoint5_20Output, E>
+export type SessionRevertClearOperation<E = never> = (input: Endpoint5_20Input) => Effect.Effect<Endpoint5_20Output, E>
 
 export type Endpoint5_21Input = { readonly sessionID: Session.ID }
-export type Endpoint5_21Output = ReadonlyArray<SessionPending.Info>
+export type Endpoint5_21Output = void
-export type SessionPendingListOperation<E = never> = (input: Endpoint5_21Input) => Effect.Effect<Endpoint5_21Output, E>
+export type SessionRevertCommitOperation<E = never> = (input: Endpoint5_21Input) => Effect.Effect<Endpoint5_21Output, E>
 
 export type Endpoint5_22Input = { readonly sessionID: Session.ID }
-export type Endpoint5_22Output = ReadonlyArray<InstructionEntry.Info>
+export type Endpoint5_22Output = ReadonlyArray<SessionMessage.Info>
-export type SessionInstructionsEntryListOperation<E = never> = (
+export type SessionContextOperation<E = never> = (input: Endpoint5_22Input) => Effect.Effect<Endpoint5_22Output, E>
-  input: Endpoint5_22Input,
-) => Effect.Effect<Endpoint5_22Output, E>
 
-export type Endpoint5_23Input = {
+export type Endpoint5_23Input = { readonly sessionID: Session.ID }
+export type Endpoint5_23Output = ReadonlyArray<SessionPending.Info>
+export type SessionPendingListOperation<E = never> = (input: Endpoint5_23Input) => Effect.Effect<Endpoint5_23Output, E>
+
+export type Endpoint5_24Input = { readonly sessionID: Session.ID }
+export type Endpoint5_24Output = ReadonlyArray<InstructionEntry.Info>
+export type SessionInstructionsEntryListOperation<E = never> = (
+  input: Endpoint5_24Input,
+) => Effect.Effect<Endpoint5_24Output, E>
+
+export type Endpoint5_25Input = {
   readonly sessionID: Session.ID
   readonly key: InstructionEntry.Key
   readonly value: Schema.Json
 }
-export type Endpoint5_23Output = void
+export type Endpoint5_25Output = void
 export type SessionInstructionsEntryPutOperation<E = never> = (
-  input: Endpoint5_23Input,
+  input: Endpoint5_25Input,
-) => Effect.Effect<Endpoint5_23Output, E>
+) => Effect.Effect<Endpoint5_25Output, E>
 
-export type Endpoint5_24Input = { readonly sessionID: Session.ID; readonly key: InstructionEntry.Key }
+export type Endpoint5_26Input = { readonly sessionID: Session.ID; readonly key: InstructionEntry.Key }
-export type Endpoint5_24Output = void
+export type Endpoint5_26Output = void
 export type SessionInstructionsEntryRemoveOperation<E = never> = (
-  input: Endpoint5_24Input,
+  input: Endpoint5_26Input,
-) => Effect.Effect<Endpoint5_24Output, E>
+) => Effect.Effect<Endpoint5_26Output, E>
 
-export type Endpoint5_25Input = { readonly sessionID: Session.ID; readonly prompt: string }
+export type Endpoint5_27Input = { readonly sessionID: Session.ID; readonly prompt: string }
-export type Endpoint5_25Output = { readonly text: string }
+export type Endpoint5_27Output = { readonly text: string }
-export type SessionGenerateOperation<E = never> = (input: Endpoint5_25Input) => Effect.Effect<Endpoint5_25Output, E>
+export type SessionGenerateOperation<E = never> = (input: Endpoint5_27Input) => Effect.Effect<Endpoint5_27Output, E>
 
-export type Endpoint5_26Input = {
+export type Endpoint5_28Input = {
   readonly sessionID: Session.ID
   readonly after?: Event.Seq | undefined
   readonly follow?: boolean | undefined
 }
-export type Endpoint5_26Output =
+export type Endpoint5_28Output =
   | (
       | {
           readonly id: Event.ID
@@ -850,23 +862,25 @@ export type Endpoint5_26Output =
         }
     )
   | EventLog.Synced
-export type SessionLogOperation<E = never> = (input: Endpoint5_26Input) => Stream.Stream<Endpoint5_26Output, E>
+export type SessionLogOperation<E = never> = (input: Endpoint5_28Input) => Stream.Stream<Endpoint5_28Output, E>
 
-export type Endpoint5_27Input = { readonly sessionID: Session.ID }
+export type Endpoint5_29Input = { readonly sessionID: Session.ID }
-export type Endpoint5_27Output = void
+export type Endpoint5_29Output = void
-export type SessionInterruptOperation<E = never> = (input: Endpoint5_27Input) => Effect.Effect<Endpoint5_27Output, E>
+export type SessionInterruptOperation<E = never> = (input: Endpoint5_29Input) => Effect.Effect<Endpoint5_29Output, E>
 
-export type Endpoint5_28Input = { readonly sessionID: Session.ID }
+export type Endpoint5_30Input = { readonly sessionID: Session.ID }
-export type Endpoint5_28Output = void
+export type Endpoint5_30Output = void
-export type SessionBackgroundOperation<E = never> = (input: Endpoint5_28Input) => Effect.Effect<Endpoint5_28Output, E>
+export type SessionBackgroundOperation<E = never> = (input: Endpoint5_30Input) => Effect.Effect<Endpoint5_30Output, E>
 
-export type Endpoint5_29Input = { readonly sessionID: Session.ID; readonly messageID: SessionMessage.ID }
+export type Endpoint5_31Input = { readonly sessionID: Session.ID; readonly messageID: SessionMessage.ID }
-export type Endpoint5_29Output = SessionMessage.Info
+export type Endpoint5_31Output = SessionMessage.Info
-export type SessionMessageOperation<E = never> = (input: Endpoint5_29Input) => Effect.Effect<Endpoint5_29Output, E>
+export type SessionMessageOperation<E = never> = (input: Endpoint5_31Input) => Effect.Effect<Endpoint5_31Output, E>
 
 export interface SessionApi<E = never> {
   readonly list: SessionListOperation<E>
   readonly create: SessionCreateOperation<E>
+  readonly import: SessionImportOperation<E>
+  readonly export: SessionExportOperation<E>
   readonly active: SessionActiveOperation<E>
   readonly get: SessionGetOperation<E>
   readonly remove: SessionRemoveOperation<E>
@@ -1606,27 +1620,6 @@ export interface ConfigApi<E = never> {
   readonly get: ConfigGetOperation<E>
 }
 
-export type Endpoint30_0Input = {
-  readonly info: Session.Info
-  readonly messages: ReadonlyArray<SessionMessage.Info>
-  readonly location?: Location.Ref | undefined
-}
-export type Endpoint30_0Output = Session.Info
-export type SessionTransferImportOperation<E = never> = (
-  input: Endpoint30_0Input,
-) => Effect.Effect<Endpoint30_0Output, E>
-
-export type Endpoint30_1Input = { readonly sessionID: Session.ID; readonly sanitize?: boolean | undefined }
-export type Endpoint30_1Output = { readonly info: Session.Info; readonly messages: ReadonlyArray<SessionMessage.Info> }
-export type SessionTransferExportOperation<E = never> = (
-  input: Endpoint30_1Input,
-) => Effect.Effect<Endpoint30_1Output, E>
-
-export interface SessionTransferApi<E = never> {
-  readonly import: SessionTransferImportOperation<E>
-  readonly export: SessionTransferExportOperation<E>
-}
-
 export interface AppApi<E = never> {
   readonly health: HealthApi<E>
   readonly server: ServerApi<E>
@@ -1658,5 +1651,4 @@ export interface AppApi<E = never> {
   readonly migration: MigrationApi<E>
   readonly websearch: WebsearchApi<E>
   readonly config: ConfigApi<E>
-  readonly sessionTransfer: SessionTransferApi<E>
 }

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

@@ -21,10 +21,10 @@ import type {
   Endpoint5_0Output,
   Endpoint5_1Input,
   Endpoint5_1Output,
+  Endpoint5_2Input,
   Endpoint5_2Output,
   Endpoint5_3Input,
   Endpoint5_3Output,
-  Endpoint5_4Input,
   Endpoint5_4Output,
   Endpoint5_5Input,
   Endpoint5_5Output,
@@ -76,6 +76,10 @@ import type {
   Endpoint5_28Output,
   Endpoint5_29Input,
   Endpoint5_29Output,
+  Endpoint5_30Input,
+  Endpoint5_30Output,
+  Endpoint5_31Input,
+  Endpoint5_31Output,
   Endpoint6_0Input,
   Endpoint6_0Output,
   Endpoint7_0Input,
@@ -222,10 +226,6 @@ import type {
   Endpoint28_1Output,
   Endpoint29_0Input,
   Endpoint29_0Output,
-  Endpoint30_0Input,
-  Endpoint30_0Output,
-  Endpoint30_1Input,
-  Endpoint30_1Output,
 } from "../api/api.js"
 import { ClientError } from "./client-error"
 
@@ -305,15 +305,15 @@ const Endpoint5_0 = (raw: RawClient["server.session"]) => (input?: Endpoint5_0In
     }).pipe(Effect.mapError(mapClientError)),
   )
 
-const Endpoint5_1 = (raw: RawClient["server.session"]) => (input?: Endpoint5_1Input) =>
+const Endpoint5_1 = (raw: RawClient["server.session"]) => (input: Endpoint5_1Input) =>
   preserveEffect<Endpoint5_1Output>()(
     raw["session.create"]({
       payload: {
-        id: input?.["id"],
+        id: input["id"],
-        title: input?.["title"],
+        title: input["title"],
-        agent: input?.["agent"],
+        agent: input["agent"],
-        model: input?.["model"],
+        model: input["model"],
-        location: input?.["location"],
+        location: input["location"],
       },
     }).pipe(
       Effect.mapError(mapClientError),
@@ -321,9 +321,11 @@ const Endpoint5_1 = (raw: RawClient["server.session"]) => (input?: Endpoint5_1In
     ),
   )
 
-const Endpoint5_2 = (raw: RawClient["server.session"]) => () =>
+const Endpoint5_2 = (raw: RawClient["server.session"]) => (input: Endpoint5_2Input) =>
   preserveEffect<Endpoint5_2Output>()(
-    raw["session.active"]({}).pipe(
+    raw["session.import"]({
+      payload: { info: input["info"], messages: input["messages"], location: input["location"] },
+    }).pipe(
       Effect.mapError(mapClientError),
       Effect.map((value) => value.data),
     ),
@@ -331,20 +333,23 @@ const Endpoint5_2 = (raw: RawClient["server.session"]) => () =>
 
 const Endpoint5_3 = (raw: RawClient["server.session"]) => (input: Endpoint5_3Input) =>
   preserveEffect<Endpoint5_3Output>()(
-    raw["session.get"]({ params: { sessionID: input["sessionID"] } }).pipe(
+    raw["session.export"]({ params: { sessionID: input["sessionID"] }, query: { sanitize: input["sanitize"] } }).pipe(
       Effect.mapError(mapClientError),
       Effect.map((value) => value.data),
     ),
   )
 
-const Endpoint5_4 = (raw: RawClient["server.session"]) => (input: Endpoint5_4Input) =>
+const Endpoint5_4 = (raw: RawClient["server.session"]) => () =>
   preserveEffect<Endpoint5_4Output>()(
-    raw["session.remove"]({ params: { sessionID: input["sessionID"] } }).pipe(Effect.mapError(mapClientError)),
+    raw["session.active"]({}).pipe(
+      Effect.mapError(mapClientError),
+      Effect.map((value) => value.data),
+    ),
   )
 
 const Endpoint5_5 = (raw: RawClient["server.session"]) => (input: Endpoint5_5Input) =>
   preserveEffect<Endpoint5_5Output>()(
-    raw["session.fork"]({ params: { sessionID: input["sessionID"] }, payload: { boundary: input["boundary"] } }).pipe(
+    raw["session.get"]({ params: { sessionID: input["sessionID"] } }).pipe(
       Effect.mapError(mapClientError),
       Effect.map((value) => value.data),
     ),
@@ -352,35 +357,48 @@ const Endpoint5_5 = (raw: RawClient["server.session"]) => (input: Endpoint5_5Inp
 
 const Endpoint5_6 = (raw: RawClient["server.session"]) => (input: Endpoint5_6Input) =>
   preserveEffect<Endpoint5_6Output>()(
-    raw["session.switchAgent"]({ params: { sessionID: input["sessionID"] }, payload: { agent: input["agent"] } }).pipe(
+    raw["session.remove"]({ params: { sessionID: input["sessionID"] } }).pipe(Effect.mapError(mapClientError)),
-      Effect.mapError(mapClientError),
-    ),
   )
 
 const Endpoint5_7 = (raw: RawClient["server.session"]) => (input: Endpoint5_7Input) =>
   preserveEffect<Endpoint5_7Output>()(
-    raw["session.switchModel"]({ params: { sessionID: input["sessionID"] }, payload: { model: input["model"] } }).pipe(
+    raw["session.fork"]({ params: { sessionID: input["sessionID"] }, payload: { boundary: input["boundary"] } }).pipe(
       Effect.mapError(mapClientError),
+      Effect.map((value) => value.data),
     ),
   )
 
 const Endpoint5_8 = (raw: RawClient["server.session"]) => (input: Endpoint5_8Input) =>
   preserveEffect<Endpoint5_8Output>()(
-    raw["session.rename"]({ params: { sessionID: input["sessionID"] }, payload: { title: input["title"] } }).pipe(
+    raw["session.switchAgent"]({ params: { sessionID: input["sessionID"] }, payload: { agent: input["agent"] } }).pipe(
       Effect.mapError(mapClientError),
     ),
   )
 
 const Endpoint5_9 = (raw: RawClient["server.session"]) => (input: Endpoint5_9Input) =>
   preserveEffect<Endpoint5_9Output>()(
+    raw["session.switchModel"]({ params: { sessionID: input["sessionID"] }, payload: { model: input["model"] } }).pipe(
+      Effect.mapError(mapClientError),
+    ),
+  )
+
+const Endpoint5_10 = (raw: RawClient["server.session"]) => (input: Endpoint5_10Input) =>
+  preserveEffect<Endpoint5_10Output>()(
+    raw["session.rename"]({ params: { sessionID: input["sessionID"] }, payload: { title: input["title"] } }).pipe(
+      Effect.mapError(mapClientError),
+    ),
+  )
+
+const Endpoint5_11 = (raw: RawClient["server.session"]) => (input: Endpoint5_11Input) =>
+  preserveEffect<Endpoint5_11Output>()(
     raw["session.move"]({
       params: { sessionID: input["sessionID"] },
       payload: { directory: input["directory"], workspaceID: input["workspaceID"] },
     }).pipe(Effect.mapError(mapClientError)),
   )
 
-const Endpoint5_10 = (raw: RawClient["server.session"]) => (input: Endpoint5_10Input) =>
+const Endpoint5_12 = (raw: RawClient["server.session"]) => (input: Endpoint5_12Input) =>
-  preserveEffect<Endpoint5_10Output>()(
+  preserveEffect<Endpoint5_12Output>()(
     raw["session.prompt"]({
       params: { sessionID: input["sessionID"] },
       payload: {
@@ -398,8 +416,8 @@ const Endpoint5_10 = (raw: RawClient["server.session"]) => (input: Endpoint5_10I
     ),
   )
 
-const Endpoint5_11 = (raw: RawClient["server.session"]) => (input: Endpoint5_11Input) =>
+const Endpoint5_13 = (raw: RawClient["server.session"]) => (input: Endpoint5_13Input) =>
-  preserveEffect<Endpoint5_11Output>()(
+  preserveEffect<Endpoint5_13Output>()(
     raw["session.command"]({
       params: { sessionID: input["sessionID"] },
       payload: {
@@ -419,16 +437,16 @@ const Endpoint5_11 = (raw: RawClient["server.session"]) => (input: Endpoint5_11I
     ),
   )
 
-const Endpoint5_12 = (raw: RawClient["server.session"]) => (input: Endpoint5_12Input) =>
+const Endpoint5_14 = (raw: RawClient["server.session"]) => (input: Endpoint5_14Input) =>
-  preserveEffect<Endpoint5_12Output>()(
+  preserveEffect<Endpoint5_14Output>()(
     raw["session.skill"]({
       params: { sessionID: input["sessionID"] },
       payload: { id: input["id"], skill: input["skill"], resume: input["resume"] },
     }).pipe(Effect.mapError(mapClientError)),
   )
 
-const Endpoint5_13 = (raw: RawClient["server.session"]) => (input: Endpoint5_13Input) =>
+const Endpoint5_15 = (raw: RawClient["server.session"]) => (input: Endpoint5_15Input) =>
-  preserveEffect<Endpoint5_13Output>()(
+  preserveEffect<Endpoint5_15Output>()(
     raw["session.synthetic"]({
       params: { sessionID: input["sessionID"] },
       payload: {
@@ -445,29 +463,29 @@ const Endpoint5_13 = (raw: RawClient["server.session"]) => (input: Endpoint5_13I
     ),
   )
 
-const Endpoint5_14 = (raw: RawClient["server.session"]) => (input: Endpoint5_14Input) =>
+const Endpoint5_16 = (raw: RawClient["server.session"]) => (input: Endpoint5_16Input) =>
-  preserveEffect<Endpoint5_14Output>()(
+  preserveEffect<Endpoint5_16Output>()(
     raw["session.shell"]({
       params: { sessionID: input["sessionID"] },
       payload: { id: input["id"], command: input["command"] },
     }).pipe(Effect.mapError(mapClientError)),
   )
 
-const Endpoint5_15 = (raw: RawClient["server.session"]) => (input: Endpoint5_15Input) =>
+const Endpoint5_17 = (raw: RawClient["server.session"]) => (input: Endpoint5_17Input) =>
-  preserveEffect<Endpoint5_15Output>()(
+  preserveEffect<Endpoint5_17Output>()(
     raw["session.compact"]({ params: { sessionID: input["sessionID"] }, payload: { id: input["id"] } }).pipe(
       Effect.mapError(mapClientError),
       Effect.map((value) => value.data),
     ),
   )
 
-const Endpoint5_16 = (raw: RawClient["server.session"]) => (input: Endpoint5_16Input) =>
+const Endpoint5_18 = (raw: RawClient["server.session"]) => (input: Endpoint5_18Input) =>
-  preserveEffect<Endpoint5_16Output>()(
+  preserveEffect<Endpoint5_18Output>()(
     raw["session.wait"]({ params: { sessionID: input["sessionID"] } }).pipe(Effect.mapError(mapClientError)),
   )
 
-const Endpoint5_17 = (raw: RawClient["server.session"]) => (input: Endpoint5_17Input) =>
+const Endpoint5_19 = (raw: RawClient["server.session"]) => (input: Endpoint5_19Input) =>
-  preserveEffect<Endpoint5_17Output>()(
+  preserveEffect<Endpoint5_19Output>()(
     raw["session.revert.stage"]({
       params: { sessionID: input["sessionID"] },
       payload: { messageID: input["messageID"], files: input["files"] },
@@ -477,35 +495,19 @@ const Endpoint5_17 = (raw: RawClient["server.session"]) => (input: Endpoint5_17I
     ),
   )
 
-const Endpoint5_18 = (raw: RawClient["server.session"]) => (input: Endpoint5_18Input) =>
-  preserveEffect<Endpoint5_18Output>()(
-    raw["session.revert.clear"]({ params: { sessionID: input["sessionID"] } }).pipe(Effect.mapError(mapClientError)),
-  )
-
-const Endpoint5_19 = (raw: RawClient["server.session"]) => (input: Endpoint5_19Input) =>
-  preserveEffect<Endpoint5_19Output>()(
-    raw["session.revert.commit"]({ params: { sessionID: input["sessionID"] } }).pipe(Effect.mapError(mapClientError)),
-  )
-
 const Endpoint5_20 = (raw: RawClient["server.session"]) => (input: Endpoint5_20Input) =>
   preserveEffect<Endpoint5_20Output>()(
-    raw["session.context"]({ params: { sessionID: input["sessionID"] } }).pipe(
+    raw["session.revert.clear"]({ params: { sessionID: input["sessionID"] } }).pipe(Effect.mapError(mapClientError)),
-      Effect.mapError(mapClientError),
-      Effect.map((value) => value.data),
-    ),
   )
 
 const Endpoint5_21 = (raw: RawClient["server.session"]) => (input: Endpoint5_21Input) =>
   preserveEffect<Endpoint5_21Output>()(
-    raw["session.pending.list"]({ params: { sessionID: input["sessionID"] } }).pipe(
+    raw["session.revert.commit"]({ params: { sessionID: input["sessionID"] } }).pipe(Effect.mapError(mapClientError)),
-      Effect.mapError(mapClientError),
-      Effect.map((value) => value.data),
-    ),
   )
 
 const Endpoint5_22 = (raw: RawClient["server.session"]) => (input: Endpoint5_22Input) =>
   preserveEffect<Endpoint5_22Output>()(
-    raw["session.instructions.entry.list"]({ params: { sessionID: input["sessionID"] } }).pipe(
+    raw["session.context"]({ params: { sessionID: input["sessionID"] } }).pipe(
       Effect.mapError(mapClientError),
       Effect.map((value) => value.data),
     ),
@@ -513,29 +515,45 @@ 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.pending.list"]({ params: { sessionID: input["sessionID"] } }).pipe(
+      Effect.mapError(mapClientError),
+      Effect.map((value) => value.data),
+    ),
+  )
+
+const Endpoint5_24 = (raw: RawClient["server.session"]) => (input: Endpoint5_24Input) =>
+  preserveEffect<Endpoint5_24Output>()(
+    raw["session.instructions.entry.list"]({ params: { sessionID: input["sessionID"] } }).pipe(
+      Effect.mapError(mapClientError),
+      Effect.map((value) => value.data),
+    ),
+  )
+
+const Endpoint5_25 = (raw: RawClient["server.session"]) => (input: Endpoint5_25Input) =>
+  preserveEffect<Endpoint5_25Output>()(
     raw["session.instructions.entry.put"]({
       params: { sessionID: input["sessionID"], key: input["key"] },
       payload: { value: input["value"] },
     }).pipe(Effect.mapError(mapClientError)),
   )
 
-const Endpoint5_24 = (raw: RawClient["server.session"]) => (input: Endpoint5_24Input) =>
+const Endpoint5_26 = (raw: RawClient["server.session"]) => (input: Endpoint5_26Input) =>
-  preserveEffect<Endpoint5_24Output>()(
+  preserveEffect<Endpoint5_26Output>()(
     raw["session.instructions.entry.remove"]({ params: { sessionID: input["sessionID"], key: input["key"] } }).pipe(
       Effect.mapError(mapClientError),
     ),
   )
 
-const Endpoint5_25 = (raw: RawClient["server.session"]) => (input: Endpoint5_25Input) =>
+const Endpoint5_27 = (raw: RawClient["server.session"]) => (input: Endpoint5_27Input) =>
-  preserveEffect<Endpoint5_25Output>()(
+  preserveEffect<Endpoint5_27Output>()(
     raw["session.generate"]({ params: { sessionID: input["sessionID"] }, payload: { prompt: input["prompt"] } }).pipe(
       Effect.mapError(mapClientError),
       Effect.map((value) => value.data),
     ),
   )
 
-const Endpoint5_26 = (raw: RawClient["server.session"]) => (input: Endpoint5_26Input) =>
+const Endpoint5_28 = (raw: RawClient["server.session"]) => (input: Endpoint5_28Input) =>
-  preserveStream<Endpoint5_26Output>()(
+  preserveStream<Endpoint5_28Output>()(
     Stream.unwrap(
       raw["session.log"]({
         params: { sessionID: input["sessionID"] },
@@ -547,18 +565,18 @@ const Endpoint5_26 = (raw: RawClient["server.session"]) => (input: Endpoint5_26I
     ),
   )
 
-const Endpoint5_27 = (raw: RawClient["server.session"]) => (input: Endpoint5_27Input) =>
+const Endpoint5_29 = (raw: RawClient["server.session"]) => (input: Endpoint5_29Input) =>
-  preserveEffect<Endpoint5_27Output>()(
+  preserveEffect<Endpoint5_29Output>()(
     raw["session.interrupt"]({ params: { sessionID: input["sessionID"] } }).pipe(Effect.mapError(mapClientError)),
   )
 
-const Endpoint5_28 = (raw: RawClient["server.session"]) => (input: Endpoint5_28Input) =>
+const Endpoint5_30 = (raw: RawClient["server.session"]) => (input: Endpoint5_30Input) =>
-  preserveEffect<Endpoint5_28Output>()(
+  preserveEffect<Endpoint5_30Output>()(
     raw["session.background"]({ params: { sessionID: input["sessionID"] } }).pipe(Effect.mapError(mapClientError)),
   )
 
-const Endpoint5_29 = (raw: RawClient["server.session"]) => (input: Endpoint5_29Input) =>
+const Endpoint5_31 = (raw: RawClient["server.session"]) => (input: Endpoint5_31Input) =>
-  preserveEffect<Endpoint5_29Output>()(
+  preserveEffect<Endpoint5_31Output>()(
     raw["session.message"]({ params: { sessionID: input["sessionID"], messageID: input["messageID"] } }).pipe(
       Effect.mapError(mapClientError),
       Effect.map((value) => value.data),
@@ -568,30 +586,32 @@ const Endpoint5_29 = (raw: RawClient["server.session"]) => (input: Endpoint5_29I
 const adaptGroup5 = (raw: RawClient["server.session"]) => ({
   list: Endpoint5_0(raw),
   create: Endpoint5_1(raw),
-  active: Endpoint5_2(raw),
+  import: Endpoint5_2(raw),
-  get: Endpoint5_3(raw),
+  export: Endpoint5_3(raw),
-  remove: Endpoint5_4(raw),
+  active: Endpoint5_4(raw),
-  fork: Endpoint5_5(raw),
+  get: Endpoint5_5(raw),
-  switchAgent: Endpoint5_6(raw),
+  remove: Endpoint5_6(raw),
-  switchModel: Endpoint5_7(raw),
+  fork: Endpoint5_7(raw),
-  rename: Endpoint5_8(raw),
+  switchAgent: Endpoint5_8(raw),
-  move: Endpoint5_9(raw),
+  switchModel: Endpoint5_9(raw),
-  prompt: Endpoint5_10(raw),
+  rename: Endpoint5_10(raw),
-  command: Endpoint5_11(raw),
+  move: Endpoint5_11(raw),
-  skill: Endpoint5_12(raw),
+  prompt: Endpoint5_12(raw),
-  synthetic: Endpoint5_13(raw),
+  command: Endpoint5_13(raw),
-  shell: Endpoint5_14(raw),
+  skill: Endpoint5_14(raw),
-  compact: Endpoint5_15(raw),
+  synthetic: Endpoint5_15(raw),
-  wait: Endpoint5_16(raw),
+  shell: Endpoint5_16(raw),
-  revert: { stage: Endpoint5_17(raw), clear: Endpoint5_18(raw), commit: Endpoint5_19(raw) },
+  compact: Endpoint5_17(raw),
-  context: Endpoint5_20(raw),
+  wait: Endpoint5_18(raw),
-  pending: { list: Endpoint5_21(raw) },
+  revert: { stage: Endpoint5_19(raw), clear: Endpoint5_20(raw), commit: Endpoint5_21(raw) },
-  instructions: { entry: { list: Endpoint5_22(raw), put: Endpoint5_23(raw), remove: Endpoint5_24(raw) } },
+  context: Endpoint5_22(raw),
-  generate: Endpoint5_25(raw),
+  pending: { list: Endpoint5_23(raw) },
-  log: Endpoint5_26(raw),
+  instructions: { entry: { list: Endpoint5_24(raw), put: Endpoint5_25(raw), remove: Endpoint5_26(raw) } },
-  interrupt: Endpoint5_27(raw),
+  generate: Endpoint5_27(raw),
-  background: Endpoint5_28(raw),
+  log: Endpoint5_28(raw),
-  message: Endpoint5_29(raw),
+  interrupt: Endpoint5_29(raw),
+  background: Endpoint5_30(raw),
+  message: Endpoint5_31(raw),
 })
 
 const Endpoint6_0 = (raw: RawClient["server.message"]) => (input: Endpoint6_0Input) =>
@@ -1254,32 +1274,6 @@ const Endpoint29_0 = (raw: RawClient["server.config"]) => (input?: Endpoint29_0I
 
 const adaptGroup29 = (raw: RawClient["server.config"]) => ({ get: Endpoint29_0(raw) })
 
-const Endpoint30_0 = (raw: RawClient["server.sessionTransfer"]) => (input: Endpoint30_0Input) =>
-  preserveEffect<Endpoint30_0Output>()(
-    raw["sessionTransfer.import"]({
-      payload: { info: input["info"], messages: input["messages"], location: input["location"] },
-    }).pipe(
-      Effect.mapError(mapClientError),
-      Effect.map((value) => value.data),
-    ),
-  )
-
-const Endpoint30_1 = (raw: RawClient["server.sessionTransfer"]) => (input: Endpoint30_1Input) =>
-  preserveEffect<Endpoint30_1Output>()(
-    raw["sessionTransfer.export"]({
-      params: { sessionID: input["sessionID"] },
-      query: { sanitize: input["sanitize"] },
-    }).pipe(
-      Effect.mapError(mapClientError),
-      Effect.map((value) => value.data),
-    ),
-  )
-
-const adaptGroup30 = (raw: RawClient["server.sessionTransfer"]) => ({
-  import: Endpoint30_0(raw),
-  export: Endpoint30_1(raw),
-})
-
 const adaptClient = (raw: RawClient) => ({
   health: adaptGroup0(raw["server.health"]),
   server: adaptGroup1(raw["server.server"]),
@@ -1311,7 +1305,6 @@ const adaptClient = (raw: RawClient) => ({
   migration: adaptGroup27(raw["server.migration"]),
   websearch: adaptGroup28(raw["server.websearch"]),
   config: adaptGroup29(raw["server.config"]),
-  sessionTransfer: adaptGroup30(raw["server.sessionTransfer"]),
 })
 
 export const make = (options?: { readonly baseUrl?: URL | string }) =>

packages/client/src/effect/index.ts

@@ -17,7 +17,6 @@ export type {
   ReferenceApi,
   WebSearchApi,
   SessionApi,
-  SessionTransferApi,
   SkillApi,
 } from "./api.js"
 export { Agent } from "@opencode-ai/schema/agent"
@@ -44,7 +43,6 @@ export { AbsolutePath, RelativePath } from "@opencode-ai/schema/schema"
 export { Session } from "@opencode-ai/schema/session"
 export { SessionPending } from "@opencode-ai/schema/session-pending"
 export { SessionMessage } from "@opencode-ai/schema/session-message"
-export { SessionTransfer } from "@opencode-ai/schema/session-transfer"
 export { Skill } from "@opencode-ai/schema/skill"
 export { Prompt } from "@opencode-ai/schema/prompt"
 export { PromptInput } from "@opencode-ai/schema/prompt-input"

packages/client/src/promise/api.ts

@@ -11,7 +11,6 @@ export type ProviderApi = Client["provider"]
 export type ReferenceApi = Client["reference"]
 export type WebSearchApi = Client["websearch"]
 export type SessionApi = Client["session"]
-export type SessionTransferApi = Client["sessionTransfer"]
 export type SkillApi = Client["skill"]
 
 export interface CatalogApi {

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

@@ -15,6 +15,10 @@ import type {
   SessionListOutput,
   SessionCreateInput,
   SessionCreateOutput,
+  SessionImportInput,
+  SessionImportOutput,
+  SessionExportInput,
+  SessionExportOutput,
   SessionActiveOutput,
   SessionGetInput,
   SessionGetOutput,
@@ -218,10 +222,6 @@ import type {
   WebsearchQueryOutput,
   ConfigGetInput,
   ConfigGetOutput,
-  SessionTransferImportInput,
-  SessionTransferImportOutput,
-  SessionTransferExportInput,
-  SessionTransferExportOutput,
 } from "./types"
 import { ClientError } from "./client-error"
 
@@ -464,17 +464,17 @@ export function make(options: ClientOptions) {
           },
           requestOptions,
         ),
-      create: (input?: SessionCreateInput, requestOptions?: RequestOptions) =>
+      create: (input: SessionCreateInput, requestOptions?: RequestOptions) =>
         request<{ readonly data: SessionCreateOutput }>(
           {
             method: "POST",
             path: `/api/session`,
             body: {
-              id: input?.["id"],
+              id: input["id"],
-              title: input?.["title"],
+              title: input["title"],
-              agent: input?.["agent"],
+              agent: input["agent"],
-              model: input?.["model"],
+              model: input["model"],
-              location: input?.["location"],
+              location: input["location"],
             },
             successStatus: 200,
             declaredStatuses: [401, 400],
@@ -482,6 +482,30 @@ export function make(options: ClientOptions) {
           },
           requestOptions,
         ).then((value) => value.data),
+      import: (input: SessionImportInput, requestOptions?: RequestOptions) =>
+        request<{ readonly data: SessionImportOutput }>(
+          {
+            method: "POST",
+            path: `/api/session/import`,
+            body: { info: input["info"], messages: input["messages"], location: input["location"] },
+            successStatus: 200,
+            declaredStatuses: [409, 401, 400],
+            empty: false,
+          },
+          requestOptions,
+        ).then((value) => value.data),
+      export: (input: SessionExportInput, requestOptions?: RequestOptions) =>
+        request<{ readonly data: SessionExportOutput }>(
+          {
+            method: "GET",
+            path: `/api/session/${encodeURIComponent(input.sessionID)}/export`,
+            query: { sanitize: input["sanitize"] },
+            successStatus: 200,
+            declaredStatuses: [404, 500, 401, 400],
+            empty: false,
+          },
+          requestOptions,
+        ).then((value) => value.data),
       active: (requestOptions?: RequestOptions) =>
         request<{ readonly data: SessionActiveOutput }>(
           {
@@ -1831,32 +1855,6 @@ export function make(options: ClientOptions) {
           requestOptions,
         ),
     },
-    sessionTransfer: {
-      import: (input: SessionTransferImportInput, requestOptions?: RequestOptions) =>
-        request<{ readonly data: SessionTransferImportOutput }>(
-          {
-            method: "POST",
-            path: `/api/session/import`,
-            body: { info: input["info"], messages: input["messages"], location: input["location"] },
-            successStatus: 200,
-            declaredStatuses: [409, 401, 400],
-            empty: false,
-          },
-          requestOptions,
-        ).then((value) => value.data),
-      export: (input: SessionTransferExportInput, requestOptions?: RequestOptions) =>
-        request<{ readonly data: SessionTransferExportOutput }>(
-          {
-            method: "GET",
-            path: `/api/session/${encodeURIComponent(input.sessionID)}/export`,
-            query: { sanitize: input["sanitize"] },
-            successStatus: 200,
-            declaredStatuses: [404, 500, 401, 400],
-            empty: false,
-          },
-          requestOptions,
-        ).then((value) => value.data),
-    },
   }
 }
 

packages/client/src/promise/index.ts

@@ -12,7 +12,6 @@ export type {
   ReferenceApi,
   WebSearchApi,
   SessionApi,
-  SessionTransferApi,
   SkillApi,
 } from "./api.js"
 export type { EventSubscribeOutput as OpenCodeEvent } from "./generated/types"

packages/client/test/effect.test.ts

@@ -181,6 +181,8 @@ test("session methods retain decoded Effect inputs and outputs", async () => {
     const page = yield* client.session.list({ limit: 10 })
     const active = yield* client.session.active()
     const created = yield* client.session.create({
+      agent: Agent.ID.make("build"),
+      model: Model.Ref.make({ id: "claude", providerID: "anthropic" }),
       location: Location.Ref.make({ directory: AbsolutePath.make("/tmp/project") }),
     })
     yield* client.session.switchAgent({ sessionID: Session.ID.make("ses_test"), agent: Agent.ID.make("build") })

packages/client/test/promise.test.ts

@@ -454,7 +454,11 @@ test("session methods use the public HTTP contract", async () => {
 
   const page = await client.session.list({ limit: 10, order: "desc", parentID: null })
   const active = await client.session.active()
-  const created = await client.session.create({ location: { directory: "/tmp/project" } })
+  const created = await client.session.create({
+    agent: "build",
+    model: { id: "claude", providerID: "anthropic" },
+    location: { directory: "/tmp/project" },
+  })
   await client.session.switchAgent({ sessionID: "ses_test", agent: "build" })
   await client.session.switchModel({
     sessionID: "ses_test",
@@ -528,7 +532,7 @@ test("middleware errors remain declared client errors", async () => {
   })
 
   try {
-    await client.session.create({})
+    await client.session.create({ agent: "build", model: { id: "claude", providerID: "anthropic" } })
     throw new Error("Expected request to fail")
   } catch (error) {
     expect(isUnauthorizedError(error)).toBe(true)

packages/core/src/config/plugin/agent.ts

@@ -161,11 +161,14 @@ function isPathAction(action: string): action is PathAction {
 }
 
 function expandHome(resource: string, home: string) {
-  if (resource.startsWith("~/")) return home + resource.slice(1)
   if (resource === "~") return home
   if (resource === "$HOME") return home
-  if (resource.startsWith("$HOME/")) return home + resource.slice(5)
+  const relative = resource.startsWith("~/")
-  if (resource.startsWith("$HOME\\")) return home + resource.slice(5)
+    ? resource.slice(2)
+    : resource.startsWith("$HOME/") || resource.startsWith("$HOME\\")
+      ? resource.slice(6)
+      : undefined
+  if (relative !== undefined) return (path.posix.isAbsolute(home) ? path.posix : path.win32).join(home, relative)
   return resource
 }
 

packages/core/src/plugin/host.ts

@@ -340,12 +340,12 @@ export const make = Effect.fn("PluginHost.make")(function* (plugin: import("../p
       hook: (name, callback) => hooks.register("session", name, callback),
       create: (input) =>
         runtime.session.create({
-          id: input?.id,
+          id: input.id,
-          title: input?.title,
+          title: input.title,
-          agent: input?.agent,
+          agent: input.agent,
-          model: input?.model,
+          model: input.model,
           location:
-            input?.location ?? Location.Ref.make({ directory: location.directory, workspaceID: location.workspaceID }),
+            input.location ?? Location.Ref.make({ directory: location.directory, workspaceID: location.workspaceID }),
         }),
       get: (input) => runtime.session.get(input.sessionID),
       prompt: runtime.session.prompt,

packages/core/src/plugin/promise.ts

@@ -269,25 +269,21 @@ export function fromPromise(plugin: Plugin) {
               register(host.session.hook(name, (event) => Effect.promise(() => Promise.resolve(callback(event))))),
             create: (input) =>
               run(
-                host.session.create(
+                host.session.create({
-                  input === undefined
+                  id: input.id == null ? undefined : Session.ID.make(input.id),
-                    ? undefined
+                  agent: Agent.ID.make(input.agent),
-                    : {
+                  model: model(input.model),
-                        id: input.id == null ? undefined : Session.ID.make(input.id),
+                  location:
-                        agent: input.agent == null ? undefined : Agent.ID.make(input.agent),
+                    input.location == null
-                        model: input.model == null ? undefined : model(input.model),
+                      ? undefined
-                        location:
+                      : Location.Ref.make({
-                          input.location == null
+                          directory: AbsolutePath.make(input.location.directory),
-                            ? undefined
+                          workspaceID:
-                            : Location.Ref.make({
+                            input.location.workspaceID === undefined
-                                directory: AbsolutePath.make(input.location.directory),
+                              ? undefined
-                                workspaceID:
+                              : Workspace.ID.make(input.location.workspaceID),
-                                  input.location.workspaceID === undefined
+                        }),
-                                    ? undefined
+                }),
-                                    : Workspace.ID.make(input.location.workspaceID),
-                              }),
-                      },
-                ),
               ),
             get: (input) => run(host.session.get({ sessionID: Session.ID.make(input.sessionID) })),
             prompt: (input) =>

packages/core/test/config/agent.test.ts

@@ -51,6 +51,11 @@ describe("ConfigAgentPlugin.Plugin", () => {
   it.effect("matches Windows paths against home-relative permissions", () =>
     Effect.gen(function* () {
       const permissions = yield* loadHomePermissions("C:\\Users\\test")
+      expect(permissions).toContainEqual({
+        action: "external_directory",
+        resource: "C:\\Users\\test\\p\\**",
+        effect: "allow",
+      })
       expect(
         Permission.evaluate("external_directory", "C:\\Users\\test\\p\\opencode\\src\\*", permissions).effect,
       ).toBe("allow")

packages/protocol/src/api.ts

@@ -6,7 +6,6 @@ import { MessageGroup } from "./groups/message.js"
 import { ModelGroup } from "./groups/model.js"
 import { ProviderGroup } from "./groups/provider.js"
 import { makeSessionGroup } from "./groups/session.js"
-import { SessionTransferGroup } from "./groups/session-transfer.js"
 import { makePermissionGroup } from "./groups/permission.js"
 import { FileSystemGroup } from "./groups/fs.js"
 import { makeFormGroup } from "./groups/form.js"
@@ -90,7 +89,6 @@ type ApiGroups<
   | typeof ServerGroup
   | typeof DebugGroup
   | typeof MigrationGroup
-  | typeof SessionTransferGroup
   | LocationGroups<LocationId>
   | FormGroups<LocationId, LocationService, FormLocationId, FormLocationService>
   | SessionGroups<SessionLocationId, SessionLocationService>
@@ -180,7 +178,6 @@ const makeApiFromGroup = <
     .add(MigrationGroup)
     .add(WebSearchGroup.middleware(locationMiddleware))
     .add(ConfigGroup.middleware(locationMiddleware))
-    .add(SessionTransferGroup)
     .annotateMerge(
       OpenApi.annotations({
         title: "opencode HttpApi",

packages/protocol/src/client.ts

@@ -41,7 +41,6 @@ export const groupNames = {
   "server.agent": "agent",
   "server.plugin": "plugin",
   "server.session": "session",
-  "server.sessionTransfer": "sessionTransfer",
   "server.message": "message",
   "server.model": "model",
   "server.generate": "generate",

packages/protocol/src/groups/session-transfer.ts

@@ -1,45 +0,0 @@
-import { Location } from "@opencode-ai/schema/location"
-import { Session } from "@opencode-ai/schema/session"
-import { SessionTransfer } from "@opencode-ai/schema/session-transfer"
-import { Schema, SchemaGetter } from "effect"
-import { HttpApiEndpoint, HttpApiGroup, OpenApi } from "effect/unstable/httpapi"
-import { ConflictError, SessionNotFoundError, UnknownError } from "../errors.js"
-
-const BooleanFromString = Schema.Literals(["true", "false"]).pipe(
-  Schema.decodeTo(Schema.Boolean, {
-    decode: SchemaGetter.transform((value) => value === "true"),
-    encode: SchemaGetter.transform((value): "true" | "false" => (value ? "true" : "false")),
-  }),
-)
-
-export const SessionTransferGroup = HttpApiGroup.make("server.sessionTransfer")
-  .add(
-    HttpApiEndpoint.post("sessionTransfer.import", "/api/session/import", {
-      payload: Schema.Struct({
-        ...SessionTransfer.Data.fields,
-        location: Location.Ref.pipe(Schema.optional),
-      }),
-      success: Schema.Struct({ data: Session.Info }),
-      error: ConflictError,
-    }).annotateMerge(
-      OpenApi.annotations({
-        identifier: "v2.sessionTransfer.import",
-        summary: "Import session",
-        description: "Import a projected session transcript at the requested location.",
-      }),
-    ),
-  )
-  .add(
-    HttpApiEndpoint.get("sessionTransfer.export", "/api/session/:sessionID/export", {
-      params: { sessionID: Session.ID },
-      query: Schema.Struct({ sanitize: BooleanFromString.pipe(Schema.optional) }),
-      success: Schema.Struct({ data: SessionTransfer.Data }),
-      error: [SessionNotFoundError, UnknownError],
-    }).annotateMerge(
-      OpenApi.annotations({
-        identifier: "v2.sessionTransfer.export",
-        summary: "Export session",
-        description: "Export a complete projected session transcript.",
-      }),
-    ),
-  )

packages/protocol/src/groups/session.ts

@@ -1,4 +1,5 @@
 import { SessionMessage } from "@opencode-ai/schema/session-message"
+import { SessionTransfer } from "@opencode-ai/schema/session-transfer"
 import { SessionPending } from "@opencode-ai/schema/session-pending"
 import { PromptInput } from "@opencode-ai/schema/prompt-input"
 import { Session } from "@opencode-ai/schema/session"
@@ -150,8 +151,8 @@ export const makeSessionGroup = <I extends HttpApiMiddleware.AnyId, S>(sessionLo
         payload: Schema.Struct({
           id: Session.ID.pipe(Schema.optional),
           title: Schema.String.pipe(Schema.optional),
-          agent: Agent.ID.pipe(Schema.optional),
+          agent: Agent.ID,
-          model: Model.Ref.pipe(Schema.optional),
+          model: Model.Ref,
           location: Location.Ref.pipe(Schema.optional),
         }),
         success: Schema.Struct({ data: Session.Info }),
@@ -159,7 +160,37 @@ export const makeSessionGroup = <I extends HttpApiMiddleware.AnyId, S>(sessionLo
         OpenApi.annotations({
           identifier: "v2.session.create",
           summary: "Create session",
-          description: "Create a session at the requested location.",
+          description: "Create a session with an explicit agent and model at the requested location.",
+        }),
+      ),
+    )
+    .add(
+      HttpApiEndpoint.post("session.import", "/api/session/import", {
+        payload: Schema.Struct({
+          ...SessionTransfer.Data.fields,
+          location: Location.Ref.pipe(Schema.optional),
+        }),
+        success: Schema.Struct({ data: Session.Info }),
+        error: ConflictError,
+      }).annotateMerge(
+        OpenApi.annotations({
+          identifier: "v2.session.import",
+          summary: "Import session",
+          description: "Import a projected session transcript at the requested location.",
+        }),
+      ),
+    )
+    .add(
+      HttpApiEndpoint.get("session.export", "/api/session/:sessionID/export", {
+        params: { sessionID: Session.ID },
+        query: Schema.Struct({ sanitize: BooleanFromString.pipe(Schema.optional) }),
+        success: Schema.Struct({ data: SessionTransfer.Data }),
+        error: [SessionNotFoundError, UnknownError],
+      }).annotateMerge(
+        OpenApi.annotations({
+          identifier: "v2.session.export",
+          summary: "Export session",
+          description: "Export a complete projected session transcript.",
         }),
       ),
     )

packages/server/src/handlers.ts

@@ -4,7 +4,6 @@ import { MessageHandler } from "./handlers/message"
 import { ModelHandler } from "./handlers/model"
 import { ProviderHandler } from "./handlers/provider"
 import { SessionHandler } from "./handlers/session"
-import { SessionTransferHandler } from "./handlers/session-transfer"
 import { PermissionHandler } from "./handlers/permission"
 import { FileSystemHandler } from "./handlers/fs"
 import { FormHandler } from "./handlers/form"
@@ -41,7 +40,6 @@ export const handlers = Layer.mergeAll(
   AgentHandler,
   PluginHandler,
   SessionHandler,
-  SessionTransferHandler,
   MessageHandler,
   ModelHandler,
   GenerateHandler,

packages/server/src/handlers/session-transfer.ts

@@ -1,64 +0,0 @@
-import { AbsolutePath } from "@opencode-ai/core/schema"
-import { SessionTransfer } from "@opencode-ai/core/session/transfer"
-import { ConflictError, SessionNotFoundError, UnknownError } from "@opencode-ai/protocol/errors"
-import { Effect } from "effect"
-import { HttpApiBuilder } from "effect/unstable/httpapi"
-import { Api } from "../api"
-
-export const SessionTransferHandler = HttpApiBuilder.group(Api, "server.sessionTransfer", (handlers) =>
-  Effect.gen(function* () {
-    const transfer = yield* SessionTransfer.Service
-
-    return handlers
-      .handle(
-        "sessionTransfer.import",
-        Effect.fn(function* (ctx) {
-          return {
-            data: yield* transfer
-              .import({
-                data: { info: ctx.payload.info, messages: ctx.payload.messages },
-                location: ctx.payload.location ?? { directory: AbsolutePath.make(process.cwd()) },
-              })
-              .pipe(
-                Effect.catchTag(
-                  "SessionTransfer.ImportConflictError",
-                  (error) =>
-                    new ConflictError({
-                      message: `Session already exists: ${error.sessionID}`,
-                      resource: error.sessionID,
-                    }),
-                ),
-              ),
-          }
-        }),
-      )
-      .handle(
-        "sessionTransfer.export",
-        Effect.fn(function* (ctx) {
-          return {
-            data: yield* transfer.export({ sessionID: ctx.params.sessionID, sanitize: ctx.query.sanitize }).pipe(
-              Effect.catchTag(
-                "Session.NotFoundError",
-                (error) =>
-                  new SessionNotFoundError({
-                    sessionID: error.sessionID,
-                    message: `Session not found: ${error.sessionID}`,
-                  }),
-              ),
-              Effect.catchTag("Session.MessageDecodeError", (error) => {
-                const ref = `err_${crypto.randomUUID().slice(0, 8)}`
-                return Effect.logError("failed to decode session message").pipe(
-                  Effect.annotateLogs({ ref, sessionID: error.sessionID, messageID: error.messageID }),
-                  Effect.andThen(
-                    Effect.fail(
-                      new UnknownError({ message: "Unexpected server error. Check server logs for details.", ref }),
-                    ),
-                  ),
-                )
-              }),
-            ),
-          }
-        }),
-      )
-  }),
-)

packages/server/src/handlers/session.ts

@@ -1,4 +1,5 @@
 import { Session } from "@opencode-ai/core/session"
+import { SessionTransfer } from "@opencode-ai/core/session/transfer"
 import { InstructionEntry } from "@opencode-ai/core/session/instruction-entry"
 import { DateTime, Effect, Stream } from "effect"
 import { HttpApiBuilder, HttpApiSchema } from "effect/unstable/httpapi"
@@ -24,6 +25,7 @@ const DefaultSessionsLimit = 50
 export const SessionHandler = HttpApiBuilder.group(Api, "server.session", (handlers) =>
   Effect.gen(function* () {
     const session = yield* Session.Service
+    const transfer = yield* SessionTransfer.Service
 
     return handlers
       .handle(
@@ -86,6 +88,56 @@ export const SessionHandler = HttpApiBuilder.group(Api, "server.session", (handl
           }
         }),
       )
+      .handle(
+        "session.import",
+        Effect.fn(function* (ctx) {
+          return {
+            data: yield* transfer
+              .import({
+                data: { info: ctx.payload.info, messages: ctx.payload.messages },
+                location: ctx.payload.location ?? { directory: AbsolutePath.make(process.cwd()) },
+              })
+              .pipe(
+                Effect.catchTag(
+                  "SessionTransfer.ImportConflictError",
+                  (error) =>
+                    new ConflictError({
+                      message: `Session already exists: ${error.sessionID}`,
+                      resource: error.sessionID,
+                    }),
+                ),
+              ),
+          }
+        }),
+      )
+      .handle(
+        "session.export",
+        Effect.fn(function* (ctx) {
+          return {
+            data: yield* transfer.export({ sessionID: ctx.params.sessionID, sanitize: ctx.query.sanitize }).pipe(
+              Effect.catchTag(
+                "Session.NotFoundError",
+                (error) =>
+                  new SessionNotFoundError({
+                    sessionID: error.sessionID,
+                    message: `Session not found: ${error.sessionID}`,
+                  }),
+              ),
+              Effect.catchTag("Session.MessageDecodeError", (error) => {
+                const ref = `err_${crypto.randomUUID().slice(0, 8)}`
+                return Effect.logError("failed to decode session message").pipe(
+                  Effect.annotateLogs({ ref, sessionID: error.sessionID, messageID: error.messageID }),
+                  Effect.andThen(
+                    Effect.fail(
+                      new UnknownError({ message: "Unexpected server error. Check server logs for details.", ref }),
+                    ),
+                  ),
+                )
+              }),
+            ),
+          }
+        }),
+      )
       .handle(
         "session.active",
         Effect.fn(function* () {

packages/tui/src/app.tsx

@@ -512,7 +512,7 @@ function App(props: { pair?: DialogPairCredentials }) {
   const terminalTitleEnabled = () => config.data.terminal?.title ?? true
   const copyOnSelectEnabled = () => config.data.terminal?.copy_on_select ?? process.platform !== "win32"
   const pasteSummaryEnabled = () => config.data.prompt?.paste !== "full"
-  const tabsVertical = () => (config.data.tabs?.vertical ?? false) && sessionTabsFitVertically(dimensions().width)
+  const tabsVertical = () => config.data.tabs.layout === "vertical" && sessionTabsFitVertically(dimensions().width)
   const tabsVisible = () =>
     sessionTabs.enabled() && (sessionTabs.tabs().length > 0 || sessionTabs.newTab()) && route.data.type !== "plugin"
 

packages/tui/src/component/dialog-config.tsx

@@ -101,12 +101,11 @@ export const settings: Setting[] = [
     labels: ["current directory", "global"],
   },
   {
-    title: "Vertical",
+    title: "Layout",
     category: "Tabs",
-    path: ["tabs", "vertical"],
+    path: ["tabs", "layout"],
-    default: false,
+    default: "horizontal",
-    values: [false, true],
+    values: ["horizontal", "vertical"],
-    labels: ["off", "on"],
     keywords: ["sidebar", "orientation", "left"],
   },
   {

packages/tui/src/component/dialog-model.tsx

@@ -8,17 +8,21 @@ import * as fuzzysort from "fuzzysort"
 import { useConnected } from "./use-connected"
 import { useData } from "../context/data"
 import { modelPreferenceKey } from "../model-preference"
+import { useLocation } from "../context/location"
 
 export function DialogModel(props: { providerID?: string }) {
   const local = useLocal()
   const data = useData()
   const dialog = useDialog()
+  const location = useLocation()
   const [query, setQuery] = createSignal("")
   const favoritePriority = new Set(local.model.favorite().map(modelPreferenceKey))
 
   const connected = useConnected()
-  const providers = createMemo(() => new Map((data.location.provider.list() ?? []).map((item) => [item.id, item])))
+  const providers = createMemo(
-  const models = createMemo(() => data.location.model.list() ?? [])
+    () => new Map((data.location.provider.list(location.ref) ?? []).map((item) => [item.id, item])),
+  )
+  const models = createMemo(() => data.location.model.list(location.ref) ?? [])
 
   const showExtra = createMemo(() => connected() && !props.providerID)
 

packages/tui/src/component/prompt/index.tsx

@@ -327,10 +327,6 @@ export function Prompt(props: PromptProps) {
     if (!session) return
     const agent = session.agent && local.agent.list().find((agent) => agent.id === session.agent)
     if (agent && !args.agent) local.agent.set(agent.id)
-    if (session.model) {
-      local.model.set({ providerID: session.model.providerID, modelID: session.model.id })
-      local.model.variant.set(session.model.variant)
-    }
     syncedSessionID = sessionID
   })
 
@@ -943,15 +939,43 @@ export function Prompt(props: PromptProps) {
       await slash.command.run(slash.input)
       return true
     }
+    const inputText = expandTrackedPastedText(
+      store.prompt.text,
+      input.extmarks.getAllForTypeId(promptPartTypeId).flatMap((extmark) => {
+        const ref = store.extmarkToPart.get(extmark.id)
+        if (ref?.type !== "pasted") return []
+        const part = store.prompt.pasted[ref.index]
+        if (!part) return []
+        return [{ start: extmark.start, end: extmark.end, text: part.text }]
+      }),
+    )
+    const slashHead = parseSlashHead(inputText, /\s/)
+    const isSkill =
+      slashHead !== undefined &&
+      (data.location.skill.list(currentLocation.ref) ?? []).some(
+        (skill) => skill.slash === true && skill.id === slashHead.name,
+      )
+    const isCommand =
+      slashHead !== undefined &&
+      (data.location.command.list(currentLocation.ref) ?? []).some((command) => command.name === slashHead.name)
     const agent = local.agent.current()
     if (!agent) return false
-    const selectedModel = local.model.current()
+    const selection = local.model.selection()
-    if (!selectedModel) {
+    if (!selection) {
       void promptModelWarning()
       return false
     }
+    const usesModel = !props.sessionID || (store.mode !== "shell" && !isSkill)
+    if (usesModel && !local.model.available(selection)) {
+      toast.show({
+        title: "Model unavailable",
+        message: `${selection.providerID}/${selection.modelID} is not available in this session's location`,
+        variant: "warning",
+      })
+      return false
+    }
 
-    const variant = local.model.variant.current()
+    const variant = selection.variant
     let sessionID = props.sessionID
     let session = sessionID ? data.session.get(sessionID) : undefined
     let finishMoveProgress = false
@@ -969,8 +993,8 @@ export function Prompt(props: PromptProps) {
           location: directory ? { directory } : location,
           agent: agent.id,
           model: {
-            providerID: selectedModel.providerID,
+            providerID: selection.providerID,
-            id: selectedModel.modelID,
+            id: selection.modelID,
             variant,
           },
         })
@@ -990,17 +1014,6 @@ export function Prompt(props: PromptProps) {
       session = created
     }
 
-    const inputText = expandTrackedPastedText(
-      store.prompt.text,
-      input.extmarks.getAllForTypeId(promptPartTypeId).flatMap((extmark) => {
-        const ref = store.extmarkToPart.get(extmark.id)
-        if (ref?.type !== "pasted") return []
-        const part = store.prompt.pasted[ref.index]
-        if (!part) return []
-        return [{ start: extmark.start, end: extmark.end, text: part.text }]
-      }),
-    )
-
     // Capture mode before it gets reset
     const currentMode = store.mode
     const editorSelection = editorContext()
@@ -1013,43 +1026,30 @@ export function Prompt(props: PromptProps) {
         command: inputText,
       })
       setStore("mode", "normal")
-    } else if (
+    } else if (slashHead && isCommand) {
-      inputText.startsWith("/") &&
-      (data.location.command.list(currentLocation.current) ?? []).some(
-        (command) => command.name === inputText.split("\n")[0].split(" ")[0].slice(1),
-      )
-    ) {
       move.startSubmit()
-      // Parse command from first line, preserve multi-line content in arguments
+      const model = { providerID: selection.providerID, id: selection.modelID, variant }
-      const firstLineEnd = inputText.indexOf("\n")
+      const cancelCommit = local.model.trackSessionCommit(sessionID, model)
-      const firstLine = firstLineEnd === -1 ? inputText : inputText.slice(0, firstLineEnd)
-      const [command, ...firstLineArgs] = firstLine.split(" ")
-      const restOfInput = firstLineEnd === -1 ? "" : inputText.slice(firstLineEnd + 1)
-      const args = firstLineArgs.join(" ") + (restOfInput ? "\n" + restOfInput : "")
 
       void client.api.session
         .command({
           sessionID,
-          command: command.slice(1),
+          command: slashHead.name,
-          arguments: args,
+          arguments: slashHead.arguments,
           agent: agent.id,
-          model: { providerID: selectedModel.providerID, id: selectedModel.modelID, variant },
+          model,
           files: store.prompt.files,
           agents: store.prompt.agents,
         })
         .catch((error) => {
+          cancelCommit()
           toast.show({ title: "Failed to run command", message: errorMessage(error), variant: "error" })
         })
-    } else if (
+    } else if (isSkill) {
-      inputText.startsWith("/") &&
-      (data.location.skill.list(currentLocation.current) ?? []).some(
-        (skill) => skill.slash === true && skill.id === inputText.split("\n")[0].split(" ")[0].slice(1),
-      )
-    ) {
       move.startSubmit()
       void client.api.session.skill({
         sessionID,
-        skill: inputText.split("\n")[0].split(" ")[0].slice(1),
+        skill: slashHead!.name,
       })
     } else {
       move.startSubmit()
@@ -1061,13 +1061,15 @@ export function Prompt(props: PromptProps) {
         await client.api.session.switchAgent({ sessionID, agent: agent.id })
       }
       if (
-        session?.model?.providerID !== selectedModel.providerID ||
+        session?.model?.providerID !== selection.providerID ||
-        session.model.id !== selectedModel.modelID ||
+        session.model.id !== selection.modelID ||
         (session.model.variant ?? "default") !== (variant ?? "default")
       ) {
-        await client.api.session.switchModel({
+        const model = { providerID: selection.providerID, id: selection.modelID, variant }
-          sessionID,
+        const cancelCommit = local.model.trackSessionCommit(sessionID, model)
-          model: { providerID: selectedModel.providerID, id: selectedModel.modelID, variant },
+        await client.api.session.switchModel({ sessionID, model }).catch((error) => {
+          cancelCommit()
+          throw error
         })
       }
       if (session?.revert) {
@@ -1320,10 +1322,7 @@ export function Prompt(props: PromptProps) {
       return `Ask anything... "${list()[store.placeholder % list().length]}"`
     })()
     if (!value) return undefined
-    const width =
+    const width = dimensions().width < 44 ? dimensions().width - 5 : Math.min(75, dimensions().width - 4) - 5
-      dimensions().width < 44
-        ? dimensions().width - 5
-        : Math.min(75, dimensions().width - 4) - 5
     return Locale.takeWidth(value, Math.max(1, width)).trimEnd()
   })
   const locationLabel = createMemo(() => {

packages/tui/src/config/index.tsx

@@ -132,8 +132,8 @@ export const Info = Schema.Struct({
       scope: Schema.optional(Schema.Literals(["global", "cwd"])).annotate({
         description: "Share tabs globally or keep a separate set for each working directory",
       }),
-      vertical: Schema.optional(Schema.Boolean).annotate({
+      layout: Schema.optional(Schema.Literals(["horizontal", "vertical"])).annotate({
-        description: "Show tabs in a left sidebar instead of a horizontal strip",
+        description: "Show tabs in a horizontal strip or vertical sidebar",
       }),
     }),
   ).annotate({ description: "Tab strip settings" }),
@@ -194,7 +194,7 @@ export type Resolved = Omit<Info, "attention" | "keybinds" | "leader" | "mouse"
   tabs: {
     enabled: boolean
     scope: "global" | "cwd"
-    vertical?: boolean
+    layout: "horizontal" | "vertical"
   }
 }
 
@@ -230,6 +230,7 @@ export function resolve(input: Info, options: { terminalSuspend: boolean }): Res
       ...input.tabs,
       enabled: input.tabs?.enabled ?? true,
       scope: input.tabs?.scope ?? "cwd",
+      layout: input.tabs?.layout ?? "horizontal",
     },
   }
 }

packages/tui/src/context/local.tsx

@@ -1,7 +1,7 @@
 import { createStore } from "solid-js/store"
 import { dedupeWith } from "effect/Array"
 import { createSimpleContext } from "./helper"
-import { batch, createMemo } from "solid-js"
+import { batch, createMemo, onCleanup } from "solid-js"
 import { useEvent } from "./event"
 import path from "path"
 import { useTuiPaths } from "./runtime"
@@ -22,6 +22,7 @@ import { useToast } from "../ui/toast"
 import { useRoute } from "./route"
 import { useData } from "./data"
 import { usePermission } from "./permission"
+import { useLocation } from "./location"
 
 export function parseModel(model: string) {
   const [providerID, ...rest] = model.split("/")
@@ -57,26 +58,29 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
     const args = useArgs()
     const event = useEvent()
     const permission = usePermission()
+    const location = useLocation()
+
+    const models = () => data.location.model.list(location.ref)
+    const providers = () => data.location.provider.list(location.ref)
 
     function isModelValid(model: ModelPreferenceModel) {
-      return !!data.location.model
+      return !!models()?.some((item) => item.providerID === model.providerID && item.id === model.modelID)
-        .list()
-        ?.some((item) => item.providerID === model.providerID && item.id === model.modelID)
     }
 
     function getFirstValidModel(...modelFns: (() => ModelPreferenceModel | undefined)[]) {
       for (const modelFn of modelFns) {
         const model = modelFn()
-        if (!model) continue
+        if (model && isModelValid(model)) return model
-        if (isModelValid(model)) return model
       }
     }
 
     function createAgent() {
       const agents = createMemo(() =>
-        (data.location.agent.list() ?? []).filter((agent) => agent.mode !== "subagent" && !agent.hidden),
+        (data.location.agent.list(location.ref) ?? []).filter((agent) => agent.mode !== "subagent" && !agent.hidden),
+      )
+      const visibleAgents = createMemo(() =>
+        (data.location.agent.list(location.ref) ?? []).filter((agent) => !agent.hidden),
       )
-      const visibleAgents = createMemo(() => (data.location.agent.list() ?? []).filter((agent) => !agent.hidden))
       const [agentStore, setAgentStore] = createStore({
         current: undefined as string | undefined,
       })
@@ -128,35 +132,40 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
     const agent = createAgent()
 
     function createModel() {
-      const [modelStore, setModelStore] = createStore<
+      type ModelSelection = ModelPreferenceModel & { variant?: string }
-        ModelPreference & {
+      const [preferences, setPreferences] = createStore<ModelPreference & { ready: boolean }>({
-          ready: boolean
-          model: Record<string, ModelPreferenceModel>
-        }
-      >({
         ready: false,
-        model: {},
         recent: [],
         favorite: [],
         variant: {},
       })
+      const [selectionState, setSelectionState] = createStore<{
+        newSessionModelByLocationAgent: Record<string, ModelPreferenceModel | undefined>
+        draftBySession: Record<string, ModelSelection | undefined>
+      }>({
+        newSessionModelByLocationAgent: {},
+        draftBySession: {},
+      })
 
       const repository = createModelPreferenceRepository(path.join(paths.state, "model.json"))
-      const state = {
+      const pendingSelectionCommits = new Map<string, string>()
+      const selectionKey = (value: ModelSelection) =>
+        `${modelPreferenceKey(value)}:${normalizeModelVariant(value.variant) ?? "default"}`
+      const saveState = {
         pending: false,
       }
 
-      function save() {
+      function savePreferences() {
-        if (!modelStore.ready) {
+        if (!preferences.ready) {
-          state.pending = true
+          saveState.pending = true
           return
         }
-        state.pending = false
+        saveState.pending = false
         void repository
           .patch({
-            recent: modelStore.recent,
+            recent: preferences.recent,
-            favorite: modelStore.favorite,
+            favorite: preferences.favorite,
-            variant: modelStore.variant,
+            variant: preferences.variant,
           })
           .catch(() => undefined)
       }
@@ -164,14 +173,14 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
       repository
         .load()
         .then((value) => {
-          setModelStore("recent", value.recent)
+          setPreferences("recent", value.recent)
-          setModelStore("favorite", value.favorite)
+          setPreferences("favorite", value.favorite)
-          setModelStore("variant", value.variant)
+          setPreferences("variant", value.variant)
         })
         .catch(() => {})
         .finally(() => {
-          setModelStore("ready", true)
+          setPreferences("ready", true)
-          if (state.pending) save()
+          if (saveState.pending) savePreferences()
         })
 
       const fallbackModel = createMemo(() => {
@@ -185,13 +194,13 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
           }
         }
 
-        for (const item of modelStore.recent) {
+        for (const item of preferences.recent) {
           if (isModelValid(item)) {
             return item
           }
         }
 
-        const model = data.location.model.list()?.[0]
+        const model = models()?.[0]
         if (!model) return undefined
         return {
           providerID: model.providerID,
@@ -199,30 +208,134 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
         }
       })
 
-      const currentModel = createMemo(() => {
+      const newSessionModel = createMemo(() => {
         const a = agent.current()
-        return (
+        return getFirstValidModel(
-          getFirstValidModel(
+          () => a && selectionState.newSessionModelByLocationAgent[locationAgentKey(a.id)],
-            () => a && modelStore.model[a.id],
+          () => a?.model && { providerID: a.model.providerID, modelID: a.model.id },
-            () => a?.model && { providerID: a.model.providerID, modelID: a.model.id },
+          fallbackModel,
-            fallbackModel,
-          ) ?? undefined
         )
       })
 
+      const currentSelection = createMemo<ModelSelection | undefined>(() => {
+        if (route.data.type === "session") return sessionSelection(route.data.sessionID)
+        const model = newSessionModel()
+        if (!model) return
+        return { ...model, variant: normalizeModelVariant(preferences.variant[modelPreferenceKey(model)]) }
+      })
+
+      const currentModel = createMemo(() => {
+        const selection = currentSelection()
+        if (!selection) return
+        return { providerID: selection.providerID, modelID: selection.modelID }
+      })
+
+      function locationAgentKey(agentID: string) {
+        const ref = location.ref ?? data.location.default()
+        return `${JSON.stringify([ref.directory, ref.workspaceID])}:${agentID}`
+      }
+
+      function durableSelection(sessionID: string): ModelSelection | undefined {
+        const model = data.session.get(sessionID)?.model
+        if (!model) return
+        return {
+          providerID: model.providerID,
+          modelID: model.id,
+          variant: normalizeModelVariant(model.variant),
+        }
+      }
+
+      function sessionSelection(sessionID: string) {
+        return selectionState.draftBySession[sessionID] ?? durableSelection(sessionID)
+      }
+
+      function setSessionDraft(sessionID: string, selection: ModelSelection) {
+        const durable = durableSelection(sessionID)
+        setSelectionState(
+          "draftBySession",
+          sessionID,
+          durable && selectionKey(durable) === selectionKey(selection) ? undefined : selection,
+        )
+      }
+
+      function selectModel(model: ModelPreferenceModel) {
+        if (route.data.type === "session") {
+          const sessionID = route.data.sessionID
+          const current = sessionSelection(sessionID)
+          const preferred = normalizeModelVariant(
+            current?.providerID === model.providerID && current.modelID === model.modelID
+              ? current.variant
+              : preferences.variant[modelPreferenceKey(model)],
+          )
+          const info = models()?.find((item) => item.providerID === model.providerID && item.id === model.modelID)
+          const variant = preferred && info?.variants?.some((item) => item.id === preferred) ? preferred : undefined
+          setSessionDraft(sessionID, { ...model, variant })
+          return true
+        }
+        const current = agent.current()
+        if (!current) return false
+        setSelectionState("newSessionModelByLocationAgent", locationAgentKey(current.id), model)
+        return true
+      }
+
+      onCleanup(
+        event.on("session.model.selected", (evt) => {
+          const expected = pendingSelectionCommits.get(evt.data.sessionID)
+          if (!expected) return
+          const committed = selectionKey({
+            providerID: evt.data.model.providerID,
+            modelID: evt.data.model.id,
+            variant: evt.data.model.variant,
+          })
+          if (committed !== expected) return
+          pendingSelectionCommits.delete(evt.data.sessionID)
+          const draft = selectionState.draftBySession[evt.data.sessionID]
+          if (draft && selectionKey(draft) === committed)
+            setSelectionState("draftBySession", evt.data.sessionID, undefined)
+        }),
+      )
+
+      onCleanup(
+        event.on("session.deleted", (evt) => {
+          pendingSelectionCommits.delete(evt.data.sessionID)
+          setSelectionState("draftBySession", evt.data.sessionID, undefined)
+        }),
+      )
+
       return {
         current: currentModel,
+        selection: currentSelection,
+        available(model = currentModel()) {
+          return model ? isModelValid(model) : false
+        },
+        trackSessionCommit(
+          sessionID: string,
+          value: {
+            providerID: string
+            id: string
+            variant?: string
+          },
+        ) {
+          const committed = selectionKey({ providerID: value.providerID, modelID: value.id, variant: value.variant })
+          pendingSelectionCommits.set(sessionID, committed)
+          return () => {
+            if (pendingSelectionCommits.get(sessionID) === committed) pendingSelectionCommits.delete(sessionID)
+          }
+        },
         get ready() {
-          return modelStore.ready
+          return preferences.ready
+        },
+        get catalogReady() {
+          return models() !== undefined
         },
         recent() {
-          return modelStore.recent
+          return preferences.recent
         },
         favorite() {
-          return modelStore.favorite
+          return preferences.favorite
         },
         parsed: createMemo(() => {
-          const value = currentModel()
+          const value = currentSelection()
           if (!value) {
             return {
               provider: "Connect a provider",
@@ -230,33 +343,28 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
               reasoning: false,
             }
           }
-          const provider = data.location.provider.list()?.find((item) => item.id === value.providerID)
+          const provider = providers()?.find((item) => item.id === value.providerID)
-          const info = data.location.model
+          const info = models()?.find((item) => item.providerID === value.providerID && item.id === value.modelID)
-            .list()
-            ?.find((item) => item.providerID === value.providerID && item.id === value.modelID)
           return {
             provider: provider?.name ?? value.providerID,
-            model: info?.name ?? value.modelID,
+            model: info?.name ?? `${value.modelID} (unavailable)`,
             reasoning: (info?.variants?.length ?? 0) !== 0,
           }
         }),
         cycle(direction: 1 | -1) {
-          const current = currentModel()
+          const current = currentSelection()
           if (!current) return
-          const recent = modelStore.recent
+          const recent = recentModels(current, preferences.recent).filter(isModelValid)
           const index = recent.findIndex((x) => x.providerID === current.providerID && x.modelID === current.modelID)
-          if (index === -1) return
+          let next = index === -1 ? (direction === 1 ? 0 : recent.length - 1) : index + direction
-          let next = index + direction
           if (next < 0) next = recent.length - 1
           if (next >= recent.length) next = 0
           const val = recent[next]
           if (!val) return
-          const a = agent.current()
+          selectModel({ ...val })
-          if (!a) return
-          setModelStore("model", a.id, { ...val })
         },
         cycleFavorite(direction: 1 | -1) {
-          const favorites = modelStore.favorite.filter((item) => isModelValid(item))
+          const favorites = preferences.favorite.filter((item) => isModelValid(item))
           if (!favorites.length) {
             toast.show({
               variant: "info",
@@ -265,7 +373,7 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
             })
             return
           }
-          const current = currentModel()
+          const current = currentSelection()
           let index = -1
           if (current) {
             index = favorites.findIndex((x) => x.providerID === current.providerID && x.modelID === current.modelID)
@@ -279,45 +387,39 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
           }
           const next = favorites[index]
           if (!next) return
-          const a = agent.current()
+          if (!selectModel({ ...next })) return
-          if (!a) return
+          setPreferences("recent", recentModels(next, preferences.recent))
-          setModelStore("model", a.id, { ...next })
+          savePreferences()
-          setModelStore("recent", recentModels(next, modelStore.recent))
-          save()
         },
         set(model: { providerID: string; modelID: string }, options?: { recent?: boolean }) {
           batch(() => {
             if (!isModelValid(model)) return
-            const a = agent.current()
+            if (!selectModel(model)) return
-            if (!a) return
-            setModelStore("model", a.id, model)
             if (options?.recent) {
-              setModelStore("recent", recentModels(model, modelStore.recent))
+              setPreferences("recent", recentModels(model, preferences.recent))
-              save()
+              savePreferences()
             }
           })
         },
         toggleFavorite(model: { providerID: string; modelID: string }) {
           batch(() => {
             if (!isModelValid(model)) return
-            const exists = modelStore.favorite.some(
+            const exists = preferences.favorite.some(
               (x) => x.providerID === model.providerID && x.modelID === model.modelID,
             )
             const next = exists
-              ? modelStore.favorite.filter((x) => x.providerID !== model.providerID || x.modelID !== model.modelID)
+              ? preferences.favorite.filter((x) => x.providerID !== model.providerID || x.modelID !== model.modelID)
-              : [model, ...modelStore.favorite]
+              : [model, ...preferences.favorite]
-            setModelStore(
+            setPreferences(
               "favorite",
               next.map((x) => ({ providerID: x.providerID, modelID: x.modelID })),
             )
-            save()
+            savePreferences()
           })
         },
         variant: {
           selected() {
-            const m = currentModel()
+            return currentSelection()?.variant
-            if (!m) return undefined
-            return normalizeModelVariant(modelStore.variant[modelPreferenceKey(m)])
           },
           current() {
             const v = this.selected()
@@ -325,18 +427,20 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
             return undefined
           },
           list() {
-            const m = currentModel()
+            const m = currentSelection()
             if (!m) return []
-            const info = data.location.model
+            const info = models()?.find((item) => item.providerID === m.providerID && item.id === m.modelID)
-              .list()
-              ?.find((item) => item.providerID === m.providerID && item.id === m.modelID)
             return info?.variants?.map((variant) => variant.id) ?? []
           },
           set(value: string | undefined) {
-            const m = currentModel()
+            const m = currentSelection()
             if (!m) return
-            setModelStore("variant", modelPreferenceKey(m), normalizeModelVariant(value))
+            if (route.data.type === "session") {
-            save()
+              setSessionDraft(route.data.sessionID, { ...m, variant: normalizeModelVariant(value) })
+              return
+            }
+            setPreferences("variant", modelPreferenceKey(m), normalizeModelVariant(value))
+            savePreferences()
           },
           cycle() {
             const variants = this.list()

packages/tui/src/routes/session/index.tsx

@@ -204,7 +204,7 @@ export function Session() {
   const availableWidth = createMemo(
     () =>
       dimensions().width -
-      (config.tabs?.enabled && config.tabs.vertical && sessionTabsFitVertically(dimensions().width)
+      (config.tabs?.enabled && config.tabs.layout === "vertical" && sessionTabsFitVertically(dimensions().width)
         ? SESSION_SIDEBAR_WIDTH
         : 0),
   )
@@ -361,7 +361,7 @@ export function Session() {
 
   createEffect(() => {
     const current = prompt()
-    if (sent || !current || !synced() || !local.model.ready) return
+    if (sent || !current || !synced() || !local.model.ready || !local.model.catalogReady) return
     if (!local.agent.current() || !local.model.current()) return
     if (!args.prompt || route.prompt?.text !== args.prompt || current.current.text !== args.prompt) return
     sent = true
@@ -827,7 +827,7 @@ export function Session() {
               options.format === "markdown"
                 ? formatSessionTranscript(sessionData, messages(), options.thinking)
                 : JSON.stringify(
-                    await client.api.sessionTransfer.export({ sessionID: sessionData.id, sanitize: options.sanitize }),
+                    await client.api.session.export({ sessionID: sessionData.id, sanitize: options.sanitize }),
                     null,
                     2,
                   ) + EOL

packages/tui/test/config-v2.test.tsx

@@ -18,7 +18,10 @@ test("validates mini replay settings", () => {
 test("validates the session tabs setting", () => {
   const decode = Schema.decodeUnknownSync(Info)
 
-  expect(decode({ tabs: { enabled: true, vertical: true } })).toEqual({ tabs: { enabled: true, vertical: true } })
+  expect(decode({ tabs: { enabled: true, layout: "vertical" } })).toEqual({
+    tabs: { enabled: true, layout: "vertical" },
+  })
+  expect(() => decode({ tabs: { layout: true } })).toThrow()
   expect(() => decode({ tabs: { enabled: "on" } })).toThrow()
 })
 
@@ -39,12 +42,13 @@ test("resolves nested config and keybind defaults", () => {
   expect(config.scroll).toEqual({ speed: 2, acceleration: true })
   expect(config.diffs).toEqual({ view: "split" })
   expect(config.debug).toEqual({ devtools: true })
-  expect(config.tabs).toEqual({ enabled: true, scope: "cwd" })
+  expect(config.tabs).toEqual({ enabled: true, scope: "cwd", layout: "horizontal" })
 })
 
 test("shows resolved tab defaults in settings", () => {
   expect(settings.find((setting) => setting.path.join(".") === "tabs.enabled")?.default).toBe(true)
   expect(settings.find((setting) => setting.path.join(".") === "tabs.scope")?.default).toBe("cwd")
+  expect(settings.find((setting) => setting.path.join(".") === "tabs.layout")?.default).toBe("horizontal")
 })
 
 test("provides config and its host interface", async () => {