Update src/streamlit_app.py

src/streamlit_app.py

@@ -89,7 +89,7 @@ def get_perplexity_response(api_key, prompt, system_message="You are a helpful N
         'Content-Type': 'application/json'
     }
     payload = {
-        'model': 'sonar-medium-online', # Or 'sonar-pro-online' for more advanced capabilities
+        'model': 'sonar-pro', # Or 'sonar-pro-online' for more advanced capabilities
         'messages': [
             {'role': 'system', 'content': system_message},
             {'role': 'user', 'content': prompt}