fix(opencode): update xai provider

packages/core/package.json

@@ -54,7 +54,7 @@
     "@ai-sdk/provider-utils": "4.0.23",
     "@ai-sdk/togetherai": "2.0.41",
     "@ai-sdk/vercel": "2.0.39",
-    "@ai-sdk/xai": "3.0.82",
+    "@ai-sdk/xai": "3.0.92",
     "@aws-sdk/credential-providers": "3.993.0",
     "@effect/opentelemetry": "catalog:",
     "@effect/platform-node": "catalog:",

packages/opencode/package.json

@@ -89,7 +89,7 @@
     "@ai-sdk/provider": "3.0.8",
     "@ai-sdk/togetherai": "2.0.41",
     "@ai-sdk/vercel": "2.0.39",
-    "@ai-sdk/xai": "3.0.82",
+    "@ai-sdk/xai": "3.0.92",
     "@aws-sdk/credential-providers": "3.993.0",
     "@clack/prompts": "1.0.0-alpha.1",
     "@effect/opentelemetry": "catalog:",

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

@@ -0,0 +1,53 @@
+import { describe, expect, test } from "bun:test"
+import { createXai } from "@ai-sdk/xai"
+
+describe("@ai-sdk/xai", () => {
+  test("sends inline PDF attachments through the Responses API", async () => {
+    let input: unknown
+    const handle = async (_url: Parameters<typeof fetch>[0], options?: Parameters<typeof fetch>[1]) => {
+      input = JSON.parse(String(options?.body)).input
+      return new Response(
+        JSON.stringify({
+          object: "response",
+          output: [],
+          status: "completed",
+          usage: { input_tokens: 0, output_tokens: 0 },
+        }),
+        { status: 200, headers: { "content-type": "application/json" } },
+      )
+    }
+    const xai = createXai({
+      apiKey: "test",
+      fetch: Object.assign(handle, { preconnect: fetch.preconnect.bind(fetch) }),
+    })
+
+    await xai.responses("grok-4").doGenerate({
+      prompt: [
+        {
+          role: "user",
+          content: [
+            {
+              type: "file",
+              mediaType: "application/pdf",
+              filename: "sample.pdf",
+              data: new Uint8Array([0x25, 0x50, 0x44, 0x46]),
+            },
+          ],
+        },
+      ],
+    })
+
+    expect(input).toEqual([
+      {
+        role: "user",
+        content: [
+          {
+            type: "input_file",
+            filename: "sample.pdf",
+            file_data: "data:application/pdf;base64,JVBERg==",
+          },
+        ],
+      },
+    ])
+  })
+})