diff --git a/searx/webapp.py b/searx/webapp.py
index 43bd64678..252feae94 100755
--- a/searx/webapp.py
+++ b/searx/webapp.py
@@ -886,7 +886,7 @@ function send_chat()
         body: JSON.stringify({
                     "prompt": prompt,
                     "max_tokens": 1000,
-                    "temperature": 0.5,
+                    "temperature": 0.9,
                     "top_p": 1,
                     "frequency_penalty": 0,
                     "presence_penalty": 1,