diff --git a/smartassist/src/backend.py b/smartassist/src/backend.py
index 32ae022..39a7e4f 100644
--- a/smartassist/src/backend.py
+++ b/smartassist/src/backend.py
@@ -67,7 +67,8 @@ def chat(url_server = "http://localhost:11434/api/generate", model = "phi3:mini"
     # Get the message from the JSON in the request body
     data = request.get_json()
     message = data.get('query')
-
+    url_server = data.get('url_server', url_server)  # Use provided URL or default
+    model = data.get('model', model)  # Use provided model or default
     logger.debug("data = %s\nmessage = %s", str(data), str(message))
     try:
         url = url_server