Update app.py

app.py

@@ -13,7 +13,7 @@ def generate_game(api_key, prompt):
     try:
         client = Groq(api_key=api_key)
         completion = client.chat.completions.create(
-            model="llama3-70b-8192",
+            model="openai/gpt-oss-120b",
             messages=[
                 {
                     "role": "system",