Update app.py

app.py

@@ -121,7 +121,7 @@ with gr.Blocks() as demo:
         with gr.Column():
             # Create a dropdown to select a model
             model_selection = gr.Dropdown(
-            ["gpt-3.5-turbo", "gpt4"], label="Model Selection", info="Please ensure you provide the API Key that corresponds to the Model you select!"
+            ["gpt-3.5-turbo", "gpt-4"], label="Model Selection", info="Please ensure you provide the API Key that corresponds to the Model you select!"
         )
             # Create a button to submit model selection
             model_submit_button = gr.Button("Submit Model Selection")