Upload app.py

app.py

@@ -310,6 +310,24 @@ with gr.Blocks(
             ],
         )
 
+    with gr.Tab("Chat"):
+        gr.HTML(
+            """
+            <div style="margin: 0 0 12px 0; color: #526072;">
+              Evidence-grounded spatial molecular reasoning with adapted Qwen3-8B.
+              <a href="https://wli13-histagent-chat.hf.space" target="_blank"
+                 rel="noopener noreferrer">Open Chat in a new tab</a>
+            </div>
+            <iframe
+              src="https://wli13-histagent-chat.hf.space"
+              title="HistAgent Chat"
+              style="width: 100%; height: 900px; border: 1px solid #dbe5ef;
+                     border-radius: 16px; background: white;"
+              loading="lazy">
+            </iframe>
+            """
+        )
+
     with gr.Tab("About"):
         gr.Markdown(
             f"""
@@ -345,4 +363,4 @@ demo.queue(default_concurrency_limit=1, max_size=8)
 
 
 if __name__ == "__main__":
-    demo.launch()
+    demo.launch()