Update app.py

app.py

@@ -114,7 +114,7 @@ def get_available_models(api_key):
 
 if __name__ == "__main__":
     # Replace "YOUR_API_KEY" with your actual OpenAI API key, or get it from environment variables
-    api_key = os.environ.get("OPENAI_API_KEY")
+    api_key = os.environ.get("API_KEY")
     if not api_key:
         print("Please set the OPENAI_API_KEY environment variable or replace 'YOUR_API_KEY' with your key.")
     else: