fix(groq): pass through reasoning effort

package.json

@@ -159,6 +159,7 @@
     "@modelcontextprotocol/sdk@1.29.0": "patches/@modelcontextprotocol%2Fsdk@1.29.0.patch",
     "effect@4.0.0-beta.83": "patches/effect@4.0.0-beta.83.patch",
     "@tanstack/virtual-core@3.17.3": "patches/@tanstack%2Fvirtual-core@3.17.3.patch",
-    "@ai-sdk/openai-compatible@2.0.41": "patches/@ai-sdk%2Fopenai-compatible@2.0.41.patch"
+    "@ai-sdk/openai-compatible@2.0.41": "patches/@ai-sdk%2Fopenai-compatible@2.0.41.patch",
+    "@ai-sdk/groq@3.0.31": "patches/@ai-sdk%2Fgroq@3.0.31.patch"
   }
 }

packages/core/test/provider-groq.test.ts

@@ -0,0 +1,28 @@
+import { createGroq } from "@ai-sdk/groq"
+import { expect, test } from "bun:test"
+
+test("Groq passes through unknown reasoning effort", async () => {
+  let body: Record<string, unknown> | undefined
+  const mockFetch = Object.assign(
+    async (_input: Parameters<typeof fetch>[0], init?: RequestInit) => {
+      body = JSON.parse(String(init?.body))
+      return Response.json({
+        id: "response-1",
+        created: 0,
+        model: "openai/gpt-oss-120b",
+        object: "chat.completion",
+        choices: [{ index: 0, message: { role: "assistant", content: "Hello" }, finish_reason: "stop" }],
+        usage: { prompt_tokens: 1, completion_tokens: 1, total_tokens: 2 },
+      })
+    },
+    { preconnect: fetch.preconnect },
+  )
+  const model = createGroq({ apiKey: "test", fetch: mockFetch })("openai/gpt-oss-120b")
+
+  await model.doGenerate({
+    prompt: [{ role: "user", content: [{ type: "text", text: "Hello" }] }],
+    providerOptions: { groq: { reasoningEffort: "custom" } },
+  })
+
+  expect(body?.reasoning_effort).toBe("custom")
+})

patches/@ai-sdk%2Fgroq@3.0.31.patch

@@ -0,0 +1,79 @@
+diff --git a/dist/index.d.mts b/dist/index.d.mts
+index 8b23996dcce6c1ad5b17ef59f92196fb97312d79..80be2e52a347042b89da8e502834afd92120877a 100644
+--- a/dist/index.d.mts
++++ b/dist/index.d.mts
+@@ -10,13 +10,7 @@ declare const groqLanguageModelOptions: z.ZodObject<{
+         raw: "raw";
+         hidden: "hidden";
+     }>>;
+-    reasoningEffort: z.ZodOptional<z.ZodEnum<{
+-        none: "none";
+-        default: "default";
+-        low: "low";
+-        medium: "medium";
+-        high: "high";
+-    }>>;
++    reasoningEffort: z.ZodOptional<z.ZodString>;
+     parallelToolCalls: z.ZodOptional<z.ZodBoolean>;
+     user: z.ZodOptional<z.ZodString>;
+     structuredOutputs: z.ZodOptional<z.ZodBoolean>;
+diff --git a/dist/index.d.ts b/dist/index.d.ts
+index 8b23996dcce6c1ad5b17ef59f92196fb97312d79..80be2e52a347042b89da8e502834afd92120877a 100644
+--- a/dist/index.d.ts
++++ b/dist/index.d.ts
+@@ -10,13 +10,7 @@ declare const groqLanguageModelOptions: z.ZodObject<{
+         raw: "raw";
+         hidden: "hidden";
+     }>>;
+-    reasoningEffort: z.ZodOptional<z.ZodEnum<{
+-        none: "none";
+-        default: "default";
+-        low: "low";
+-        medium: "medium";
+-        high: "high";
+-    }>>;
++    reasoningEffort: z.ZodOptional<z.ZodString>;
+     parallelToolCalls: z.ZodOptional<z.ZodBoolean>;
+     user: z.ZodOptional<z.ZodString>;
+     structuredOutputs: z.ZodOptional<z.ZodBoolean>;
+diff --git a/dist/index.js b/dist/index.js
+index 45a104f2e0775761858eac2a82ced64bceba1f5e..f60ac36f4a064d527e8f8881b1d6c58ff69286a3 100644
+--- a/dist/index.js
++++ b/dist/index.js
+@@ -214,7 +214,7 @@ var groqLanguageModelOptions = import_v4.z.object({
+    * Specifies the reasoning effort level for model inference.
+    * @see https://console.groq.com/docs/reasoning#reasoning-effort
+    */
+-  reasoningEffort: import_v4.z.enum(["none", "default", "low", "medium", "high"]).optional(),
++  reasoningEffort: import_v4.z.string().optional(),
+   /**
+    * Whether to enable parallel function calling during tool use. Default to true.
+    */
+diff --git a/dist/index.mjs b/dist/index.mjs
+index c644c32235d8fa88c51c0fc6958feb1da4877c96..2c2f81869673eb4633e843d93ff5376abf1e67d0 100644
+--- a/dist/index.mjs
++++ b/dist/index.mjs
+@@ -203,7 +203,7 @@ var groqLanguageModelOptions = z.object({
+    * Specifies the reasoning effort level for model inference.
+    * @see https://console.groq.com/docs/reasoning#reasoning-effort
+    */
+-  reasoningEffort: z.enum(["none", "default", "low", "medium", "high"]).optional(),
++  reasoningEffort: z.string().optional(),
+   /**
+    * Whether to enable parallel function calling during tool use. Default to true.
+    */
+diff --git a/src/groq-chat-options.ts b/src/groq-chat-options.ts
+index 3812cdf53308709f166f05c58c5d46a5d8189c8b..af520c5459bd752b3cce03c3b4afbeed31157d90 100644
+--- a/src/groq-chat-options.ts
++++ b/src/groq-chat-options.ts
+@@ -33,9 +33,7 @@ export const groqLanguageModelOptions = z.object({
+    * Specifies the reasoning effort level for model inference.
+    * @see https://console.groq.com/docs/reasoning#reasoning-effort
+    */
+-  reasoningEffort: z
+-    .enum(['none', 'default', 'low', 'medium', 'high'])
+-    .optional(),
++  reasoningEffort: z.string().optional(),
+
+   /**
+    * Whether to enable parallel function calling during tool use. Default to true.