Update app.py

app.py

@@ -89,7 +89,7 @@ By following these steps, you can ensure that your systematic review paper is we
         
         # Make the API call to OpenAI
         response = client.chat.completions.create(
-            model="gpt-4-1106-preview",  # Updated model name (or use gpt-4-turbo)
+            model="gpt-4.1",  # Updated model name (or use gpt-4-turbo)
             messages=messages,
             temperature=0.7,
             max_tokens=4000,