Update app.py

app.py

@@ -254,7 +254,8 @@ class OpenRouterLLM:
         """Stream response from LLM."""
         try:
             completion = self.client.chat.completions.create(
-                model="meta-llama/llama-3.3-70b-instruct:free",
+               # model="meta-llama/llama-3.3-70b-instruct:free",
+                model="meta-llama/llama-4-maverick:free",
                 messages=[{"role": "user", "content": prompt}],
                 stream=True
             )
@@ -346,8 +347,8 @@ class GBVSupportChatbot:
     """Main chatbot application class."""
     
     def __init__(self):
-        self.api_key = os.environ.get('V2', '')
-        self.api_token = os.environ.get('Token', '')
+        self.api_key = os.environ.get('A1')
+        self.api_token = os.environ.get('Token')
         
         # Add fallback for missing environment variables
         if not self.api_key: