diff --git a/packages/core/package.json b/packages/core/package.json
index 19e76e778..3cdea3cfa 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -79,7 +79,7 @@
     "@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": "4.0.34",
     "@aws-sdk/credential-providers": "3.1057.0",
     "@effect/opentelemetry": "catalog:",
     "@effect/platform-node": "catalog:",
diff --git a/packages/opencode/package.json b/packages/opencode/package.json
index 1714dafea..862c1932c 100644
--- a/packages/opencode/package.json
+++ b/packages/opencode/package.json
@@ -77,7 +77,7 @@
     "@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": "4.0.34",
     "@altimateai/altimate-core": "0.7.0",
     "@altimateai/drivers": "workspace:*",
     "@aws-sdk/credential-providers": "3.1057.0",