To delete your Grok chat history on grok.com/app and X, go to your chat...

https://wiki-cafe.win/index.php/How_Do_I_Check_If_Grok_Deletion_Actually_Worked%3F

To delete your Grok chat history on grok.com/app and X, go to your chat settings and select “Clear History.” Remember, this only removes chats. Files and Imagine media must be deleted separately in their own sections