Update custom_utils.py

custom_utils.py

@@ -109,7 +109,7 @@ def invoke_llm(openai_api_key, content):
     openai.api_key = openai_api_key
 
     completion = openai.chat.completions.create(
-        model="gpt-4o-mini",
+        model="gpt-4o",
         messages=[
             {
                 "role": "system",