Update app.py

app.py

@@ -102,7 +102,7 @@ def chat_submit(message, history, conversation_state, model_name, max_length, te
     if not message.strip():
         return "", history, conversation_state
     
-    model_id = MODELS.get(model_name, MODELS["Athena-R3X 4B"])
+    model_id = MODELS.get(model_name, MODELS["20B"])
     try:
         # Print debug info to help diagnose issues
         print(f"Processing message: {message}")
@@ -167,7 +167,7 @@ css = """
 }
 """
 
-with gr.Blocks(title="GPT-OSS Playground Chat", css=css, theme='NoCrypt/miku') as demo:
+with gr.Blocks(title="GPT-OSS Playground Chat", css=css) as demo:
     gr.Markdown("# 🚀 GPT-OSS Playground Chat")
     gr.Markdown("*Powered by HuggingFace ZeroGPU*")