diff --git a/app/api/canvas/clawd-chat/route.ts b/app/api/canvas/clawd-chat/route.ts
index ff70a98fb..e8d1b9278 100644
--- a/app/api/canvas/clawd-chat/route.ts
+++ b/app/api/canvas/clawd-chat/route.ts
@@ -47,7 +47,7 @@ import { generateUUID } from "@/lib/utils";
 const DEFAULT_PROCESSING_HINT =
   "已收到，这个任务稍微繁重一些，处理时间可能会长一点，请耐心等候。";
 
-export const maxDuration = 30 * 60;
+export const maxDuration = 1800;
 
 const requestSchema = z.object({
   id: z.string().uuid(),