Update app.py

app.py

@@ -1030,7 +1030,7 @@ with gr.Blocks(theme=theme) as block:
             # DNA LLM
             This DNA chatbot uses the uploaded dna documents to answer questions
             ''')
-            chat_llm = gr.Dropdown(llms, value=api_type, label='Choose LLM', info='Choose which LLM you want to use for content')
+            chat_llm = gr.Radio(llms, value=api_type.value, label='Choose LLM', info='Choose which LLM you want to use for content')
             chatbot = gr.Chatbot()
             msg = gr.Textbox()
             clear = gr.ClearButton([msg, chatbot])