Update app.py

app.py

@@ -34,9 +34,10 @@ def extract_and_summarize(image):
     ]
     
     # Call GPT-4 API for summarization
-    response = openai.ChatCompletion.create(
+    response = client.chat.completions.create(
         model="gpt-4o",
         messages=prompt,
+        temperature=0.0,
         max_tokens=300,
     )