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

https://www.inter-bookmarks.win/to-delete-your-grok-chat-history-go-to-grok-com-app-or-your-x-formerly

To delete your Grok chat history, go to grok.com/app or your X account and remove the conversations there. Remember, deleting chat doesn’t erase files or Imagine media—that needs deleting separately