diff --git a/app/client/platforms/openai.ts b/app/client/platforms/openai.ts
index 15cfb7ca6..5962f58bd 100644
--- a/app/client/platforms/openai.ts
+++ b/app/client/platforms/openai.ts
@@ -240,7 +240,7 @@ export class ChatGPTApi implements LLMApi {
       }
 
       // add max_tokens to vision model
-      if (visionModel) {
+      if (!isO1 && visionModel) {
         requestPayload["max_tokens"] = Math.max(modelConfig.max_tokens, 4000);
       }
     }