diff --git a/src/index.ts b/src/index.ts
index 699f1bc..0fb86c3 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -11,7 +11,7 @@ import express, { Request, Response } from 'express';
 import { ToolHandlers } from './tool-handlers.js';
 
 // Define the default model to use when none is specified
-const DEFAULT_MODEL = 'qwen/qwen2.5-vl-32b-instruct:free';
+const DEFAULT_MODEL = 'openai/gpt-4o-mini';
 
 interface ServerOptions {
   apiKey?: string;