Update app.py

app.py

@@ -72,7 +72,7 @@ def chat_with_assistant(message, history):
     
     # Make the API call
     response = client.messages.create(
-        model="claude-3-sonnet-20240307",
+        model="claude-3-5-sonnet-20240620",
        #model="claude-3-haiku-20240307", 
         max_tokens=500,
         system=system_message,