Update app.py

app.py

@@ -56,9 +56,12 @@ def get_llm_analysis(game_info, market_info):
     Provide your analysis in a structured format with clear recommendations.
     """
     
-    response = openai.Completion.create(
-        engine="gpt-4",
-        prompt=prompt,
+    response = openai.ChatCompletion.create(
+        model="gpt-4",
+        messages=[
+            {"role": "system", "content": "You are an expert in game pricing and market trends."},
+            {"role": "user", "content": prompt}
+        ],
         max_tokens=300,
         n=1,
         stop=None,