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

https://atomic-wiki.win/index.php/How_to_Delete_Grok_History_if_Your_Account_is_Suspended_or_Deactivated

To delete your Grok chat history, go to grok.com/app or the X platform and clear your messages there. Remember, deleting chats doesn’t remove files or Imagine media—they need to be deleted separately