diff --git a/services/frontend/app/api/chat/stream/route.ts b/services/frontend/app/api/chat/stream/route.ts
index 7401caf7..604ef2c0 100644
--- a/services/frontend/app/api/chat/stream/route.ts
+++ b/services/frontend/app/api/chat/stream/route.ts
@@ -8,6 +8,7 @@ interface StreamBody {
   model?: string;
   temperature?: number;
   topK?: number;
+  maxTokens?: number;
   conversationId?: string;
 }