fix: restore builtin anthropic auth loading and update provider tool factories

Author: leohenon

packages/opencode/src/plugin/index.ts

@@ -66,6 +66,11 @@ export namespace Plugin {
 
   const BUILTIN = ["op-anthropic-auth@0.0.2"]
 
+  export function plugins(list: Config.PluginSpec[] | undefined, pure: boolean) {
+    if (pure) return []
+    return Config.deduplicatePlugins([...BUILTIN, ...(list ?? [])])
+  }
+
   // Built-in plugins that are directly imported (not installed from npm)
   const INTERNAL_PLUGINS: PluginInstance[] = [CodexAuthPlugin, CopilotAuthPlugin, GitlabAuthPlugin, PoeAuthPlugin]
 
@@ -228,9 +233,11 @@ export namespace Plugin {
             if (init._tag === "Some") hooks.push(init.value)
           }
 
-          const plugins = Flag.OPENCODE_PURE ? [] : (cfg.plugin ?? [])
-          if (Flag.OPENCODE_PURE && cfg.plugin?.length) {
-            log.info("skipping external plugins in pure mode", { count: cfg.plugin.length })
+          const plugins = Plugin.plugins(cfg.plugin, Flag.OPENCODE_PURE)
+          if (Flag.OPENCODE_PURE && (cfg.plugin?.length || BUILTIN.length)) {
+            log.info("skipping external plugins in pure mode", {
+              count: BUILTIN.length + (cfg.plugin?.length ?? 0),
+            })
           }
           if (plugins.length) yield* config.waitForDependencies()
 

packages/opencode/src/provider/sdk/copilot/responses/tool/code-interpreter.ts

@@ -1,4 +1,4 @@
-import { createProviderToolFactoryWithOutputSchema } from "@ai-sdk/provider-utils"
+import { createFactoryWithOutput } from "./factory"
 import { z } from "zod/v4"
 
 export const codeInterpreterInputSchema = z.object({
@@ -37,7 +37,7 @@ type CodeInterpreterArgs = {
   container?: string | { fileIds?: string[] }
 }
 
-export const codeInterpreterToolFactory = createProviderToolFactoryWithOutputSchema<
+export const codeInterpreterToolFactory = createFactoryWithOutput<
   {
     /**
      * The code to run, or null if not available.
@@ -76,6 +76,7 @@ export const codeInterpreterToolFactory = createProviderToolFactoryWithOutputSch
   CodeInterpreterArgs
 >({
   id: "openai.code_interpreter",
+  name: "code_interpreter",
   inputSchema: codeInterpreterInputSchema,
   outputSchema: codeInterpreterOutputSchema,
 })

packages/opencode/src/provider/sdk/copilot/responses/tool/factory.ts

@@ -0,0 +1,25 @@
+import * as util from "@ai-sdk/provider-utils"
+
+export const createFactory =
+  (
+    util as typeof util & {
+      createProviderToolFactory?: typeof util.createProviderDefinedToolFactory
+    }
+  ).createProviderDefinedToolFactory ??
+  (
+    util as typeof util & {
+      createProviderToolFactory?: typeof util.createProviderDefinedToolFactory
+    }
+  ).createProviderToolFactory
+
+export const createFactoryWithOutput =
+  (
+    util as typeof util & {
+      createProviderToolFactoryWithOutputSchema?: typeof util.createProviderDefinedToolFactoryWithOutputSchema
+    }
+  ).createProviderDefinedToolFactoryWithOutputSchema ??
+  (
+    util as typeof util & {
+      createProviderToolFactoryWithOutputSchema?: typeof util.createProviderDefinedToolFactoryWithOutputSchema
+    }
+  ).createProviderToolFactoryWithOutputSchema

packages/opencode/src/provider/sdk/copilot/responses/tool/file-search.ts

@@ -1,4 +1,4 @@
-import { createProviderToolFactoryWithOutputSchema } from "@ai-sdk/provider-utils"
+import { createFactoryWithOutput } from "./factory"
 import type {
   OpenAIResponsesFileSearchToolComparisonFilter,
   OpenAIResponsesFileSearchToolCompoundFilter,
@@ -43,7 +43,7 @@ export const fileSearchOutputSchema = z.object({
     .nullable(),
 })
 
-export const fileSearch = createProviderToolFactoryWithOutputSchema<
+export const fileSearch = createFactoryWithOutput<
   {},
   {
     /**
@@ -122,6 +122,7 @@ export const fileSearch = createProviderToolFactoryWithOutputSchema<
   }
 >({
   id: "openai.file_search",
+  name: "file_search",
   inputSchema: z.object({}),
   outputSchema: fileSearchOutputSchema,
 })

packages/opencode/src/provider/sdk/copilot/responses/tool/image-generation.ts

@@ -1,4 +1,4 @@
-import { createProviderToolFactoryWithOutputSchema } from "@ai-sdk/provider-utils"
+import { createFactoryWithOutput } from "./factory"
 import { z } from "zod/v4"
 
 export const imageGenerationArgsSchema = z
@@ -92,7 +92,7 @@ type ImageGenerationArgs = {
   size?: "auto" | "1024x1024" | "1024x1536" | "1536x1024"
 }
 
-const imageGenerationToolFactory = createProviderToolFactoryWithOutputSchema<
+const imageGenerationToolFactory = createFactoryWithOutput<
   {},
   {
     /**
@@ -103,6 +103,7 @@ const imageGenerationToolFactory = createProviderToolFactoryWithOutputSchema<
   ImageGenerationArgs
 >({
   id: "openai.image_generation",
+  name: "image_generation",
   inputSchema: z.object({}),
   outputSchema: imageGenerationOutputSchema,
 })

packages/opencode/src/provider/sdk/copilot/responses/tool/local-shell.ts

@@ -1,4 +1,4 @@
-import { createProviderToolFactoryWithOutputSchema } from "@ai-sdk/provider-utils"
+import { createFactoryWithOutput } from "./factory"
 import { z } from "zod/v4"
 
 export const localShellInputSchema = z.object({
@@ -16,7 +16,7 @@ export const localShellOutputSchema = z.object({
   output: z.string(),
 })
 
-export const localShell = createProviderToolFactoryWithOutputSchema<
+export const localShell = createFactoryWithOutput<
   {
     /**
      * Execute a shell command on the server.
@@ -59,6 +59,7 @@ export const localShell = createProviderToolFactoryWithOutputSchema<
   {}
 >({
   id: "openai.local_shell",
+  name: "local_shell",
   inputSchema: localShellInputSchema,
   outputSchema: localShellOutputSchema,
 })

packages/opencode/src/provider/sdk/copilot/responses/tool/web-search-preview.ts

@@ -1,4 +1,4 @@
-import { createProviderToolFactory } from "@ai-sdk/provider-utils"
+import { createFactory } from "./factory"
 import { z } from "zod/v4"
 
 // Args validation schema
@@ -40,7 +40,7 @@ export const webSearchPreviewArgsSchema = z.object({
     .optional(),
 })
 
-export const webSearchPreview = createProviderToolFactory<
+export const webSearchPreview = createFactory<
   {
     // Web search doesn't take input parameters - it's controlled by the prompt
   },
@@ -81,6 +81,7 @@ export const webSearchPreview = createProviderToolFactory<
   }
 >({
   id: "openai.web_search_preview",
+  name: "web_search_preview",
   inputSchema: z.object({
     action: z
       .discriminatedUnion("type", [

packages/opencode/src/provider/sdk/copilot/responses/tool/web-search.ts

@@ -1,4 +1,4 @@
-import { createProviderToolFactory } from "@ai-sdk/provider-utils"
+import { createFactory } from "./factory"
 import { z } from "zod/v4"
 
 export const webSearchArgsSchema = z.object({
@@ -21,7 +21,7 @@ export const webSearchArgsSchema = z.object({
     .optional(),
 })
 
-export const webSearchToolFactory = createProviderToolFactory<
+export const webSearchToolFactory = createFactory<
   {
     // Web search doesn't take input parameters - it's controlled by the prompt
   },
@@ -74,6 +74,7 @@ export const webSearchToolFactory = createProviderToolFactory<
   }
 >({
   id: "openai.web_search",
+  name: "web_search",
   inputSchema: z.object({
     action: z
       .discriminatedUnion("type", [

packages/opencode/test/plugin/index.test.ts

@@ -0,0 +1,14 @@
+import { describe, expect, test } from "bun:test"
+import path from "path"
+
+const file = path.join(import.meta.dir, "../../src/plugin/index.ts")
+
+describe("plugin builtin auth loading", () => {
+  test("includes builtin anthropic auth plugin in runtime plugin list", async () => {
+    const src = await Bun.file(file).text()
+
+    expect(src).toContain('const BUILTIN = ["op-anthropic-auth@0.0.2"]')
+    expect(src).toContain("return Config.deduplicatePlugins([...BUILTIN, ...(list ?? [])])")
+    expect(src).toContain("const plugins = Plugin.plugins(cfg.plugin, Flag.OPENCODE_PURE)")
+  })
+})