Update app.py

app.py

@@ -136,6 +136,14 @@ with gr.Blocks(css = """#col_container { margin-left: auto; margin-right: auto;}
               theme=theme) as demo:
     gr.HTML(title)
     gr.HTML("""<h3 align="center">This app provides you full access to GPT-4.1 mini (1M token limit). You don't need any OPENAI API key.</h3>""")
+    gr.HTML("""
+<div style="padding: 12px; margin-bottom: 16px; border-radius: 6px; background-color: #e6f4ea; text-align: center;">
+    🚀 <b>Try our new ChatAnnotator</b> powered by Cohere's <b>Command-A</b> model! 
+    It offers a much-improved interface allowing you to <b>highlight and annotate specific errors</b> directly within chatbot responses, and even prompt immediate corrections. 
+    <a href="https://chatannotator.com" target="_blank">Click here to check it out!</a>
+</div>
+""")
+
 
     #gr.HTML('''<center><a href="https://huggingface.co/spaces/ysharma/ChatGPT4?duplicate=true"><img src="https://bit.ly/3gLdBN6" alt="Duplicate Space"></a>Duplicate the Space and run securely with your OpenAI API Key</center>''')
     with gr.Column(elem_id = "col_container", visible=False) as main_block: