fix(provider): support OpenAI pro reasoning mode (#36694)

bun.lock

@@ -303,7 +303,7 @@
         "@ai-sdk/google-vertex": "4.0.128",
         "@ai-sdk/groq": "3.0.31",
         "@ai-sdk/mistral": "3.0.27",
-        "@ai-sdk/openai": "3.0.53",
+        "@ai-sdk/openai": "3.0.84",
         "@ai-sdk/openai-compatible": "2.0.41",
         "@ai-sdk/perplexity": "3.0.26",
         "@ai-sdk/provider": "3.0.8",
@@ -578,7 +578,7 @@
         "@ai-sdk/google-vertex": "4.0.128",
         "@ai-sdk/groq": "3.0.31",
         "@ai-sdk/mistral": "3.0.27",
-        "@ai-sdk/openai": "3.0.53",
+        "@ai-sdk/openai": "3.0.84",
         "@ai-sdk/openai-compatible": "2.0.41",
         "@ai-sdk/perplexity": "3.0.26",
         "@ai-sdk/provider": "3.0.8",
@@ -6020,7 +6020,7 @@
 
     "@openauthjs/openauth/jose": ["jose@5.9.6", "", {}, "sha512-AMlnetc9+CV9asI19zHmrgS/WYsWUwCn2R7RzlbJWD7F9eWYUTGyBmU9o6PxngtLGOiDGPRu+Uc4fhKzbpteZQ=="],
 
-    "@opencode-ai/core/@ai-sdk/openai": ["@ai-sdk/openai@3.0.53", "", { "dependencies": { "@ai-sdk/provider": "3.0.8", "@ai-sdk/provider-utils": "4.0.23" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-Wld+Rbc05KaUn08uBt06eEuwcgalcIFtIl32Yp+GxuZXUQwOb6YeAuq+C6da4ch6BurFoqEaLemJVwjBb7x+PQ=="],
+    "@opencode-ai/core/@ai-sdk/openai": ["@ai-sdk/openai@3.0.84", "", { "dependencies": { "@ai-sdk/provider": "3.0.14", "@ai-sdk/provider-utils": "4.0.38" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-cmgbeJL0bbY0yTJH4/AdmP5E7MjWRL9G8UdhIi0JlV/So03o82ORJofW8OzwCZPTORVQblFbpZXYGDcUd9NdUQ=="],
 
     "@opencode-ai/core/@ai-sdk/openai-compatible": ["@ai-sdk/openai-compatible@2.0.41", "", { "dependencies": { "@ai-sdk/provider": "3.0.8", "@ai-sdk/provider-utils": "4.0.23" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-kNAGINk71AlOXx10Dq/PXw4t/9XjdK8uxfpVElRwtSFMdeSiLVt58p9TPx4/FJD+hxZuVhvxYj9r42osxWq79g=="],
 
@@ -6388,7 +6388,7 @@
 
     "opencode/@ai-sdk/cerebras": ["@ai-sdk/cerebras@2.0.60", "", { "dependencies": { "@ai-sdk/openai-compatible": "2.0.54", "@ai-sdk/provider": "3.0.12", "@ai-sdk/provider-utils": "4.0.33" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-Rnok3cThg6awBwaDSyiZpgRpbV7pqxGYrA89LODCo5cuEHeP2h0AM0lLHP7zIkclAdXfOm4wldKi/S2T/DGCOw=="],
 
-    "opencode/@ai-sdk/openai": ["@ai-sdk/openai@3.0.53", "", { "dependencies": { "@ai-sdk/provider": "3.0.8", "@ai-sdk/provider-utils": "4.0.23" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-Wld+Rbc05KaUn08uBt06eEuwcgalcIFtIl32Yp+GxuZXUQwOb6YeAuq+C6da4ch6BurFoqEaLemJVwjBb7x+PQ=="],
+    "opencode/@ai-sdk/openai": ["@ai-sdk/openai@3.0.84", "", { "dependencies": { "@ai-sdk/provider": "3.0.14", "@ai-sdk/provider-utils": "4.0.38" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-cmgbeJL0bbY0yTJH4/AdmP5E7MjWRL9G8UdhIi0JlV/So03o82ORJofW8OzwCZPTORVQblFbpZXYGDcUd9NdUQ=="],
 
     "opencode/@ai-sdk/openai-compatible": ["@ai-sdk/openai-compatible@2.0.41", "", { "dependencies": { "@ai-sdk/provider": "3.0.8", "@ai-sdk/provider-utils": "4.0.23" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-kNAGINk71AlOXx10Dq/PXw4t/9XjdK8uxfpVElRwtSFMdeSiLVt58p9TPx4/FJD+hxZuVhvxYj9r42osxWq79g=="],
 
@@ -6896,6 +6896,10 @@
 
     "@octokit/rest/@octokit/core/before-after-hook": ["before-after-hook@4.0.0", "", {}, "sha512-q6tR3RPqIB1pMiTRMFcZwuG5T8vwp+vUvEG0vuI6B+Rikh5BfPp2fQ82c925FOs+b0lcFQ8CFrL+KbilfZFhOQ=="],
 
+    "@opencode-ai/core/@ai-sdk/openai/@ai-sdk/provider": ["@ai-sdk/provider@3.0.14", "", { "dependencies": { "json-schema": "^0.4.0" } }, "sha512-5X1k57JBJ4H7H1QjX7CnJYAB1I19r/trVZTMcSms7/kLNZ8RaU4Nt2agcwZzv82Hfx6Q7/TOLU7agAKeFfc8cA=="],
+
+    "@opencode-ai/core/@ai-sdk/openai/@ai-sdk/provider-utils": ["@ai-sdk/provider-utils@4.0.38", "", { "dependencies": { "@ai-sdk/provider": "3.0.14", "@standard-schema/spec": "^1.1.0", "eventsource-parser": "^3.0.8" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-/HHGmtKllqjg1OLc023v9w9kK3laW7Z6TzfZukYQWCsGBbzB9p60zTvvpXFVcs44NZBVXL3viOa1HRKUbeee8g=="],
+
     "@opencode-ai/desktop/@actions/artifact/@actions/http-client": ["@actions/http-client@2.2.3", "", { "dependencies": { "tunnel": "^0.0.6", "undici": "^5.25.4" } }, "sha512-mx8hyJi/hjFvbPokCg4uRd4ZX78t+YyRPtnKWwIl+RzNaVuFpQHfmlGVfsKEJN8LwTCvL+DfVgAM04XaHkm6bA=="],
 
     "@opencode-ai/web/@shikijs/transformers/@shikijs/core": ["@shikijs/core@3.20.0", "", { "dependencies": { "@shikijs/types": "3.20.0", "@shikijs/vscode-textmate": "^10.0.2", "@types/hast": "^3.0.4", "hast-util-to-html": "^9.0.5" } }, "sha512-f2ED7HYV4JEk827mtMDwe/yQ25pRiXZmtHjWF8uzZKuKiEsJR7Ce1nuQ+HhV9FzDcbIo4ObBCD9GPTzNuy9S1g=="],
@@ -7118,6 +7122,10 @@
 
     "opencode/@ai-sdk/cerebras/@ai-sdk/provider-utils": ["@ai-sdk/provider-utils@4.0.33", "", { "dependencies": { "@ai-sdk/provider": "3.0.12", "@standard-schema/spec": "^1.1.0", "eventsource-parser": "^3.0.8" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-nJ0bAfegMAIJtrzMJtbzer1cS3nb7c7DsyU1S4nrPm7ZU0Mn6SBBZv5IGZZGTbpWTJwqKTSPeZJTXalbAxt1BA=="],
 
+    "opencode/@ai-sdk/openai/@ai-sdk/provider": ["@ai-sdk/provider@3.0.14", "", { "dependencies": { "json-schema": "^0.4.0" } }, "sha512-5X1k57JBJ4H7H1QjX7CnJYAB1I19r/trVZTMcSms7/kLNZ8RaU4Nt2agcwZzv82Hfx6Q7/TOLU7agAKeFfc8cA=="],
+
+    "opencode/@ai-sdk/openai/@ai-sdk/provider-utils": ["@ai-sdk/provider-utils@4.0.38", "", { "dependencies": { "@ai-sdk/provider": "3.0.14", "@standard-schema/spec": "^1.1.0", "eventsource-parser": "^3.0.8" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-/HHGmtKllqjg1OLc023v9w9kK3laW7Z6TzfZukYQWCsGBbzB9p60zTvvpXFVcs44NZBVXL3viOa1HRKUbeee8g=="],
+
     "p-locate/p-limit/yocto-queue": ["yocto-queue@0.1.0", "", {}, "sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q=="],
 
     "pkg-dir/find-up/locate-path": ["locate-path@5.0.0", "", { "dependencies": { "p-locate": "^4.1.0" } }, "sha512-t7hw9pI+WvuwNJXwk5zVHpyhIqzg2qTlklJOf0mVxGSbe3Fp2VieZcduNYjaLDoy6p9uGpQEGWG87WpMKlNq8g=="],
@@ -7366,6 +7374,8 @@
 
     "@octokit/rest/@octokit/core/@octokit/types/@octokit/openapi-types": ["@octokit/openapi-types@27.0.0", "", {}, "sha512-whrdktVs1h6gtR+09+QsNk2+FO+49j6ga1c55YZudfEG+oKJVvJLQi3zkOm5JjiUXAagWK2tI2kTGKJ2Ys7MGA=="],
 
+    "@opencode-ai/core/@ai-sdk/openai/@ai-sdk/provider-utils/@standard-schema/spec": ["@standard-schema/spec@1.1.0", "", {}, "sha512-l2aFy5jALhniG5HgqrD6jXLi/rUWrKvqN/qJx6yoJsgKhblVd+iqqU4RCXavm/jPityDo5TCvKMnpjKnOriy0w=="],
+
     "@opencode-ai/desktop/@actions/artifact/@actions/http-client/undici": ["undici@5.29.0", "", { "dependencies": { "@fastify/busboy": "^2.0.0" } }, "sha512-raqeBD6NQK4SkWhQzeYKd1KmIG6dllBOTt55Rmkt4HtI9mwdWtJljnrXjAFUBLTSN67HWrOIZ3EPF4kjUw80Bg=="],
 
     "@sentry/bundler-plugin-core/glob/minimatch/brace-expansion": ["brace-expansion@2.1.1", "", { "dependencies": { "balanced-match": "^1.0.0" } }, "sha512-WR1cURNjuvBLMZBMbqM0UoE+WAfdUcEV1ccD8PVBVOI+Z3ND4+SZbN8RsfT2bMuG1qwz5RFvPukSZm5fF2D5eA=="],
@@ -7452,6 +7462,8 @@
 
     "opencode/@ai-sdk/cerebras/@ai-sdk/provider-utils/@standard-schema/spec": ["@standard-schema/spec@1.1.0", "", {}, "sha512-l2aFy5jALhniG5HgqrD6jXLi/rUWrKvqN/qJx6yoJsgKhblVd+iqqU4RCXavm/jPityDo5TCvKMnpjKnOriy0w=="],
 
+    "opencode/@ai-sdk/openai/@ai-sdk/provider-utils/@standard-schema/spec": ["@standard-schema/spec@1.1.0", "", {}, "sha512-l2aFy5jALhniG5HgqrD6jXLi/rUWrKvqN/qJx6yoJsgKhblVd+iqqU4RCXavm/jPityDo5TCvKMnpjKnOriy0w=="],
+
     "pkg-dir/find-up/locate-path/p-locate": ["p-locate@4.1.0", "", { "dependencies": { "p-limit": "^2.2.0" } }, "sha512-R79ZZ/0wAxKGu3oYMlz8jy/kbhsNrS7SKZ7PxEHBgJ5+F2mtFW2fK2cOtBh1cHYkQsbzFV7I+EoRKe6Yt0oK7A=="],
 
     "pkg-up/find-up/locate-path/p-locate": ["p-locate@3.0.0", "", { "dependencies": { "p-limit": "^2.0.0" } }, "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ=="],

packages/core/package.json

@@ -73,7 +73,7 @@
     "@ai-sdk/google-vertex": "4.0.128",
     "@ai-sdk/groq": "3.0.31",
     "@ai-sdk/mistral": "3.0.27",
-    "@ai-sdk/openai": "3.0.53",
+    "@ai-sdk/openai": "3.0.84",
     "@ai-sdk/openai-compatible": "2.0.41",
     "@ai-sdk/perplexity": "3.0.26",
     "@ai-sdk/provider": "3.0.8",

packages/opencode/package.json

@@ -67,7 +67,7 @@
     "@ai-sdk/google-vertex": "4.0.128",
     "@ai-sdk/groq": "3.0.31",
     "@ai-sdk/mistral": "3.0.27",
-    "@ai-sdk/openai": "3.0.53",
+    "@ai-sdk/openai": "3.0.84",
     "@ai-sdk/openai-compatible": "2.0.41",
     "@ai-sdk/perplexity": "3.0.26",
     "@ai-sdk/provider": "3.0.8",

packages/opencode/src/plugin/openai/codex.ts

@@ -286,6 +286,7 @@ export async function CodexAuthPlugin(input: PluginInput, options: CodexAuthPlug
         return Object.fromEntries(
           Object.entries(provider.models)
             .filter(([, model]) => {
+              if (model.options.reasoningMode === "pro") return false
               if (ALLOWED_MODELS.has(model.api.id)) return true
               if (DISALLOWED_MODELS.has(model.api.id)) return false
               if (model.api.id === "gpt-5.6") return false

packages/opencode/src/provider/provider.ts

@@ -1267,14 +1267,7 @@ export function fromModelsDevProvider(provider: ModelsDev.Provider): Info {
         id: ModelV2.ID.make(id),
         name: `${model.name} ${mode[0].toUpperCase()}${mode.slice(1)}`,
         cost: opts.cost ? mergeDeep(base.cost, cost(opts.cost)) : base.cost,
-        options: opts.provider?.body
-          ? Object.fromEntries(
-              Object.entries(opts.provider.body).map(([k, v]) => [
-                k.replace(/_([a-z])/g, (_, c) => c.toUpperCase()),
-                v,
-              ]),
-            )
-          : base.options,
+        options: modeOptions(base, opts.provider?.body),
         headers: opts.provider?.headers ?? base.headers,
       }
     }
@@ -1289,6 +1282,17 @@ export function fromModelsDevProvider(provider: ModelsDev.Provider): Info {
   }
 }
 
+function modeOptions(model: Model, body: Record<string, unknown> | undefined) {
+  if (!body) return model.options
+  const options = Object.fromEntries(
+    Object.entries(body).map(([key, value]) => [key.replace(/_([a-z])/g, (_, char) => char.toUpperCase()), value]),
+  )
+  const reasoning = body.reasoning
+  if (model.api.npm !== "@ai-sdk/openai" || !isRecord(reasoning) || typeof reasoning.mode !== "string") return options
+  const { reasoning: _, ...rest } = options
+  return { ...rest, reasoningMode: reasoning.mode }
+}
+
 function modelSuggestions(provider: Info | undefined, modelID: ModelV2.ID, enableExperimentalModels: boolean) {
   const available = provider
     ? Object.keys(provider.models).filter((id) => {

packages/opencode/test/plugin/codex.test.ts

@@ -149,16 +149,31 @@ describe("plugin.codex", () => {
     await enabled.dispose?.()
   })
 
-  test("uses Codex context limits for OAuth GPT models", async () => {
+  test("filters unsupported modes and uses Codex context limits for OAuth GPT models", async () => {
     const hooks = await CodexAuthPlugin({} as never)
     const limit = { context: 1_050_000, input: 922_000, output: 128_000 }
     const provider = {
-      models: Object.fromEntries(
-        ["gpt-5.4", "gpt-5.5", "gpt-5.6-sol", "gpt-5.6-terra", "gpt-5.6-luna"].map((id) => [
-          id,
-          { id, api: { id }, limit, cost: {} },
-        ]),
-      ),
+      models: {
+        ...Object.fromEntries(
+          ["gpt-5.4", "gpt-5.5", "gpt-5.6-sol", "gpt-5.6-terra", "gpt-5.6-luna", "gpt-5.7-pro"].map(
+            (id) => [id, { id, api: { id }, limit, cost: {}, options: {} }],
+          ),
+        ),
+        "gpt-5.4-pro": {
+          id: "gpt-5.4-pro",
+          api: { id: "gpt-5.4" },
+          limit,
+          cost: {},
+          options: { reasoningMode: "pro" },
+        },
+        "gpt-5.6-sol-high": {
+          id: "gpt-5.6-sol-high",
+          api: { id: "gpt-5.6-sol" },
+          limit,
+          cost: {},
+          options: { reasoningEffort: "high" },
+        },
+      },
     }
 
     const models = await hooks.provider!.models!(provider as never, { auth: { type: "oauth" } } as never)
@@ -168,6 +183,9 @@ describe("plugin.codex", () => {
     expect(models["gpt-5.6-sol"]?.limit).toEqual({ context: 500_000, input: 372_000, output: 128_000 })
     expect(models["gpt-5.6-terra"]?.limit).toEqual({ context: 500_000, input: 372_000, output: 128_000 })
     expect(models["gpt-5.6-luna"]?.limit).toEqual({ context: 500_000, input: 372_000, output: 128_000 })
+    expect(models["gpt-5.4-pro"]).toBeUndefined()
+    expect(models["gpt-5.7-pro"]).toBeDefined()
+    expect(models["gpt-5.6-sol-high"]).toBeDefined()
     expect(await hooks.provider!.models!(provider as never, { auth: { type: "api" } } as never)).toBe(
       provider.models as never,
     )

packages/opencode/test/provider/provider.test.ts

@@ -1376,16 +1376,17 @@ it.instance(
   },
 )
 
-test("mode cost preserves over-200k pricing from base model", () => {
+test("mode options and cost are derived from the base model", () => {
   const provider = {
     id: "openai",
     name: "OpenAI",
     env: [],
+    npm: "@ai-sdk/openai",
     api: "https://api.openai.com/v1",
     models: {
-      "gpt-5.4": {
-        id: "gpt-5.4",
-        name: "GPT-5.4",
+      "gpt-5.6-sol": {
+        id: "gpt-5.6-sol",
+        name: "GPT-5.6 Sol",
         family: "gpt",
         release_date: "2026-03-05",
         attachment: true,
@@ -1421,18 +1422,29 @@ test("mode cost preserves over-200k pricing from base model", () => {
                 },
               },
             },
+            pro: {
+              provider: {
+                body: {
+                  reasoning: { mode: "pro" },
+                  service_tier: "priority",
+                },
+              },
+            },
           },
         },
       },
     },
   } as unknown as ModelsDev.Provider
 
-  const model = Provider.fromModelsDevProvider(provider).models["gpt-5.4-fast"]
+  const model = Provider.fromModelsDevProvider(provider).models["gpt-5.6-sol-fast"]
   expect(model.cost.input).toEqual(5)
   expect(model.cost.output).toEqual(30)
   expect(model.cost.cache.read).toEqual(0.5)
   expect(model.cost.cache.write).toEqual(0)
   expect(model.options["serviceTier"]).toEqual("priority")
+  const pro = Provider.fromModelsDevProvider(provider).models["gpt-5.6-sol-pro"]
+  expect(pro.api.id).toEqual("gpt-5.6-sol")
+  expect(pro.options).toEqual({ reasoningMode: "pro", serviceTier: "priority" })
   expect(model.cost.experimentalOver200K).toEqual({
     input: 5,
     output: 22.5,

packages/opencode/test/session/llm.test.ts

@@ -1092,7 +1092,7 @@ describe("session.llm.stream", () => {
         const agent = {
           name: "test",
           mode: "primary",
-          options: {},
+          options: { reasoningMode: "pro" },
           permission: [{ permission: "*", pattern: "*", action: "allow" }],
           temperature: 0.2,
         } satisfies Agent.Info
@@ -1123,6 +1123,7 @@ describe("session.llm.stream", () => {
         expect(body.model).toBe(resolved.api.id)
         expect(body.stream).toBe(true)
         expect((body.reasoning as { effort?: string } | undefined)?.effort).toBe("high")
+        expect((body.reasoning as { mode?: string } | undefined)?.mode).toBe("pro")
 
         const maxTokens = body.max_output_tokens as number | undefined
         expect(maxTokens).toBe(undefined) // match codex cli behavior