refactor(core): use native Cloudflare provider

packages/ai/src/providers/cloudflare-workers-ai.ts

@@ -0,0 +1,19 @@
+import type { ProviderPackage } from "../provider-package"
+import type { OpenAIProviderOptionsInput } from "./openai-options"
+import { CloudflareWorkersAI } from "./cloudflare"
+
+export interface Settings extends ProviderPackage.Settings {
+  readonly accountId?: string
+  readonly apiKey?: string
+  readonly providerOptions?: OpenAIProviderOptionsInput
+}
+
+export const model: ProviderPackage.Definition<Settings>["model"] = (modelID, settings) =>
+  CloudflareWorkersAI.configure({
+    ...(typeof settings.baseURL === "string" ? { baseURL: settings.baseURL } : { accountId: settings.accountId ?? "" }),
+    apiKey: settings.apiKey,
+    headers: settings.headers === undefined ? undefined : { ...settings.headers },
+    http: settings.body === undefined ? undefined : { body: { ...settings.body } },
+    limits: settings.limits,
+    providerOptions: settings.providerOptions,
+  }).model(modelID)

packages/ai/test/provider/cloudflare-workers-ai.test.ts

@@ -0,0 +1,16 @@
+import { describe, expect, test } from "bun:test"
+import { model } from "../../src/providers/cloudflare-workers-ai"
+
+describe("Cloudflare Workers AI provider package", () => {
+  test("derives the endpoint from accountId", () => {
+    const resolved = model("@cf/model", { accountId: "account", apiKey: "secret" })
+
+    expect(resolved.route.endpoint.baseURL).toBe("https://api.cloudflare.com/client/v4/accounts/account/ai/v1")
+  })
+
+  test("preserves an explicit endpoint", () => {
+    const resolved = model("@cf/model", { baseURL: "https://proxy.example/v1", apiKey: "secret" })
+
+    expect(resolved.route.endpoint.baseURL).toBe("https://proxy.example/v1")
+  })
+})

packages/core/src/plugin/provider/cloudflare-workers-ai.ts

@@ -8,13 +8,14 @@ import { iife } from "../../util/iife"
 import { configuredSettings } from "./configured"
 
 const providerID = Provider.ID.make("cloudflare-workers-ai")
+const nativePackage = "@opencode-ai/ai/providers/cloudflare-workers-ai"
 
 export const CloudflareWorkersAIPlugin = define({
   id: "opencode.provider.cloudflare-workers-ai",
   effect: Effect.fn(function* (ctx) {
     const configured = yield* configuredSettings(providerID)
     const form = iife(() => {
-      if (typeof configured?.baseURL === "string" || resolveAccountId(configured ?? {})) return
+      if (hasExplicitEndpoint(configured?.baseURL) || resolveAccountId(configured ?? {})) return
       return Form.Fields.make([
         {
           type: "string",
@@ -38,12 +39,24 @@ export const CloudflareWorkersAIPlugin = define({
     yield* ctx.catalog.transform((evt) => {
       const item = evt.provider.get(providerID)
       if (!item) return
+      const compatible =
+        Provider.isAISDK(item.provider.package) &&
+        Provider.packageName(item.provider.package) === "@ai-sdk/openai-compatible"
       evt.provider.update(item.provider.id, (provider) => {
-        if (!Provider.isAISDK(provider.package)) return
-        if (typeof provider.settings?.baseURL === "string") return
-        const accountId = resolveAccountId(provider.settings ?? {})
-        if (accountId) provider.settings = { ...provider.settings, baseURL: workersEndpoint(accountId) }
+        if (!compatible) return
+        provider.package = nativePackage
+        provider.settings = nativeSettings(provider.settings)
       })
+      for (const model of item.models.values()) {
+        evt.model.update(item.provider.id, model.id, (draft) => {
+          if (!draft.package && !compatible) return
+          if (draft.package === nativePackage) return
+          if (draft.package && !Provider.isAISDK(draft.package)) return
+          if (draft.package && Provider.packageName(draft.package) !== "@ai-sdk/openai-compatible") return
+          if (draft.package) draft.package = nativePackage
+          draft.settings = nativeSettings(draft.settings)
+        })
+      }
     })
     yield* ctx.aisdk.hook(
       "sdk",
@@ -83,6 +96,17 @@ function workersEndpoint(accountId: string) {
   return `https://api.cloudflare.com/client/v4/accounts/${accountId}/ai/v1`
 }
 
+function hasExplicitEndpoint(baseURL: unknown) {
+  return typeof baseURL === "string" && !baseURL.includes("${CLOUDFLARE_ACCOUNT_ID}")
+}
+
+function nativeSettings(settings: Record<string, unknown> | undefined) {
+  const result = { ...settings }
+  if (process.env.CLOUDFLARE_ACCOUNT_ID) result.baseURL = workersEndpoint(process.env.CLOUDFLARE_ACCOUNT_ID)
+  else if (!hasExplicitEndpoint(result.baseURL)) delete result.baseURL
+  return result
+}
+
 function hasWorkersEndpoint(model: {
   readonly package?: string
   readonly settings?: Readonly<Record<string, unknown>>
@@ -93,7 +117,7 @@ function hasWorkersEndpoint(model: {
 function sdkOptions(options: Record<string, any>, app: App.Info) {
   return {
     ...options,
-    baseURL: expandAccountId(options.baseURL),
+    baseURL: expandAccountId(options.baseURL, resolveAccountId(options)),
     apiKey: process.env.CLOUDFLARE_API_KEY ?? options.apiKey,
     headers: {
       "User-Agent": `${App.useragent(app)} cloudflare-workers-ai (${os.platform()} ${os.release()}; ${os.arch()})`,
@@ -103,9 +127,9 @@ function sdkOptions(options: Record<string, any>, app: App.Info) {
   }
 }
 
-function expandAccountId(baseURL: unknown) {
+function expandAccountId(baseURL: unknown, accountId: string | undefined) {
   if (typeof baseURL !== "string") return baseURL
-  return baseURL.replaceAll("${CLOUDFLARE_ACCOUNT_ID}", process.env.CLOUDFLARE_ACCOUNT_ID ?? "${CLOUDFLARE_ACCOUNT_ID}")
+  return baseURL.replaceAll("${CLOUDFLARE_ACCOUNT_ID}", accountId ?? "${CLOUDFLARE_ACCOUNT_ID}")
 }
 
 function stringOption(options: Record<string, unknown>, key: string) {

packages/core/test/plugin/provider-cloudflare-workers-ai.test.ts

@@ -2,6 +2,8 @@ import { AISDK } from "@opencode-ai/core/aisdk"
 import { describe, expect } from "bun:test"
 import { Effect } from "effect"
 import { Catalog } from "@opencode-ai/core/catalog"
+import { Credential } from "@opencode-ai/core/credential"
+import { ModelResolver } from "@opencode-ai/core/model-resolver"
 import { Model } from "@opencode-ai/core/model"
 import { Plugin } from "@opencode-ai/core/plugin"
 import { PluginHost } from "@opencode-ai/core/plugin/host"
@@ -16,7 +18,6 @@ const it = testEffect(PluginTestLayer)
 
 const addPlugin = Effect.fn(function* () {
   const plugin = yield* Plugin.Service
-  const aisdk = yield* AISDK.Service
   const host = yield* PluginHost.make(plugin)
   yield* CloudflareWorkersAIPlugin.effect(host)
 })
@@ -103,15 +104,13 @@ describe("CloudflareWorkersAIPlugin", () => {
     ),
   )
 
-  it.effect("maps account ID to endpoint URL and creates an OpenAI-compatible SDK", () =>
+  it.effect("maps the environment account ID to the native endpoint", () =>
     withEnv({ CLOUDFLARE_ACCOUNT_ID: "acct", CLOUDFLARE_API_KEY: "key" }, () =>
       Effect.gen(function* () {
-        const plugin = yield* Plugin.Service
-        const aisdk = yield* AISDK.Service
         const catalog = yield* Catalog.Service
         yield* catalog.transform((catalog) =>
           catalog.provider.update(Provider.ID.make("cloudflare-workers-ai"), (provider) => {
-            provider.package = Provider.aisdk("test-provider")
+            provider.package = Provider.aisdk("@ai-sdk/openai-compatible")
           }),
         )
         yield* addPlugin()
@@ -119,21 +118,10 @@ describe("CloudflareWorkersAIPlugin", () => {
           (yield* (yield* Integration.Service).get(Integration.ID.make("cloudflare-workers-ai")))?.methods,
         ).toContainEqual({ type: "key", label: "API key" })
         const provider = required(yield* catalog.provider.get(Provider.ID.make("cloudflare-workers-ai")))
-        const sdk = yield* aisdk.runSDK({
-          model: Model.Info.make({
-            ...Model.Info.default(Provider.ID.make("cloudflare-workers-ai"), Model.ID.make("@cf/model")),
-            modelID: Model.ID.make("@cf/model"),
-            package: provider.package,
-            settings: provider.settings,
-          }),
-          package: "@ai-sdk/openai-compatible",
-          options: { name: "cloudflare-workers-ai", headers: { custom: "header" } },
-        })
         expect(provider).toMatchObject({
-          package: "aisdk:test-provider",
+          package: "@opencode-ai/ai/providers/cloudflare-workers-ai",
           settings: { baseURL: "https://api.cloudflare.com/client/v4/accounts/acct/ai/v1" },
         })
-        expect(sdk.sdk).toBeDefined()
       }),
     ),
   )
@@ -193,19 +181,72 @@ describe("CloudflareWorkersAIPlugin", () => {
         const catalog = yield* Catalog.Service
         yield* catalog.transform((catalog) =>
           catalog.provider.update(Provider.ID.make("cloudflare-workers-ai"), (provider) => {
-            provider.package = Provider.aisdk("test-provider")
+            provider.package = Provider.aisdk("@ai-sdk/openai-compatible")
             provider.settings = { ...provider.settings, accountId: "configured-acct" }
           }),
         )
         yield* addPlugin()
         expect(required(yield* catalog.provider.get(Provider.ID.make("cloudflare-workers-ai")))).toMatchObject({
-          package: "aisdk:test-provider",
-          settings: { baseURL: "https://api.cloudflare.com/client/v4/accounts/env-acct/ai/v1" },
+          package: "@opencode-ai/ai/providers/cloudflare-workers-ai",
+          settings: {
+            accountId: "configured-acct",
+            baseURL: "https://api.cloudflare.com/client/v4/accounts/env-acct/ai/v1",
+          },
         })
       }),
     ),
   )
 
+  it.effect("passes the connected account ID to the native provider at runtime", () =>
+    withEnv({ CLOUDFLARE_ACCOUNT_ID: undefined }, () =>
+      Effect.gen(function* () {
+        const catalog = yield* Catalog.Service
+        const providerID = Provider.ID.make("cloudflare-workers-ai")
+        yield* catalog.transform((draft) => {
+          draft.provider.update(providerID, (provider) => {
+            provider.package = Provider.aisdk("@ai-sdk/openai-compatible")
+            provider.settings = {
+              accountId: "configured-acct",
+              baseURL: "https://api.cloudflare.com/client/v4/accounts/${CLOUDFLARE_ACCOUNT_ID}/ai/v1",
+            }
+          })
+          draft.model.update(providerID, Model.ID.make("@cf/model"), (model) => {
+            model.settings = {
+              accountId: "model-acct",
+              baseURL: "https://api.cloudflare.com/client/v4/accounts/${CLOUDFLARE_ACCOUNT_ID}/ai/v1",
+            }
+          })
+        })
+        yield* addPlugin()
+
+        const selected = required(yield* catalog.model.get(providerID, Model.ID.make("@cf/model")))
+        const { model } = yield* Effect.promise(() => import("@opencode-ai/ai/providers/cloudflare-workers-ai"))
+        const resolved = yield* ModelResolver.fromCatalogModel(
+          selected,
+          Credential.Key.make({
+            type: "key",
+            key: "secret",
+            configuration: { accountId: "connected-acct" },
+          }),
+          { loadPackage: () => Effect.succeed({ model }) },
+        )
+
+        expect(required(yield* catalog.provider.get(providerID))).toMatchObject({
+          package: "@opencode-ai/ai/providers/cloudflare-workers-ai",
+          settings: { accountId: "configured-acct" },
+        })
+        expect(selected).toMatchObject({
+          package: "@opencode-ai/ai/providers/cloudflare-workers-ai",
+          settings: { accountId: "model-acct" },
+        })
+        expect(selected.settings).not.toHaveProperty("baseURL")
+        expect(resolved.route.endpoint.baseURL).toBe(
+          "https://api.cloudflare.com/client/v4/accounts/connected-acct/ai/v1",
+        )
+      }),
+    ),
+  )
+
   it.effect("uses env API key over auth or configured API key and keeps the Cloudflare User-Agent", () =>
     withEnv({ CLOUDFLARE_ACCOUNT_ID: "acct", CLOUDFLARE_API_KEY: "env-key" }, () =>
       Effect.gen(function* () {