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

https://wiki-view.win/index.php/How_Do_I_Download_My_X_Data_Archive_with_Grok_Interactions%3F

To delete your Grok chat history, go to grok.com/app and clear your conversations there. On X, remove any shared chats from your messages. Remember, deleting chats won’t erase files or Imagine media—those must be deleted separately