Update app.py

app.py

@@ -89,11 +89,11 @@ description = """<strong>Overview:</strong> The app demonstrates how to use a La
                  <ul style="list-style-type:square;">
                  <li>Set "Retrieval Augmented Generation" to "<strong>False</strong>" and submit prompt "What is GPT-4?" The LLM <strong>without</strong> RAG does not know the answer.</li>
                  <li>Set "Retrieval Augmented Generation" to "<strong>True</strong>" and submit prompt "What is GPT-4?" The LLM <strong>with</strong> RAG knows the answer.</li>
-                 <li>Experiment with prompts, e.g. "What is GPT-4, answer in one sentence in German", "What are GPT-4's exam capabilities, show result as list", or "Write Python program to call GPT-4 API".</li>
+                 <li>Experiment with prompts, e.g. "What is GPT-4, answer in one sentence in German", "What are GPT-4's exam capabilities, show result as list", or "Write a Python program to call the GPT-4 API".</li>
                  </ul>\n\n
-                 <strong>Technology:</strong> <a href='https://www.gradio.app/'>Gradio</a> UI using <a href='https://platform.openai.com/'>OpenAI</a> API via AI-first 
-                 <a href='https://www.langchain.com/'>LangChain</a> toolkit with GPT-4 foundation model as well as AI-native <a href='https://www.trychroma.com/'>Chroma</a> 
-                 embedding database."""
+                 <strong>Technology:</strong> <a href='https://www.gradio.app/'>Gradio</a> UI using <a href='https://openai.com/'>OpenAI</a> API via AI-first 
+                 <a href='https://www.langchain.com/'>LangChain</a> toolkit with <a href='""" + WEB_URL + """'>GPT-4</a> foundation model as well as AI-native 
+                 <a href='https://www.trychroma.com/'>Chroma</a> embedding database."""
 
 gr.close_all()
 demo = gr.Interface(fn=invoke,