Update app.py

app.py

@@ -22,7 +22,7 @@ client = OpenAI(
 
 # Create supported models
 model_links = {
-    "GPT-4o": "meta-llama/mistralai/Mistral-Nemo-Instruct-2407",
+    "GPT-4o": "mistralai/Mistral-Nemo-Instruct-2407",
     "GPT-4": "meta-llama/Meta-Llama-3-8B-Instruct",
     "GPT-3,5": "meta-llama/Meta-Llama-3.1-70B-Instruct",
 }