diff --git a/factory/proxy_list_append.txt b/factory/proxy_list_append.txt
index 277fc7c..05e7e10 100644
--- a/factory/proxy_list_append.txt
+++ b/factory/proxy_list_append.txt
@@ -192,3 +192,7 @@ DOMAIN-SUFFIX,anthropic.com
 DOMAIN-SUFFIX,intercomcdn.com
 DOMAIN-KEYWORD,claude
 DOMAIN-KEYWORD,anthropic
+
+#grok
+DOMAIN-SUFFIX,grok.com
+DOMAIN-SUFFIX,x.ai