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

https://www.first-bookmarkings.win/to-delete-your-grok-chat-history-on-grok-com-app-and-x-go-into-your-chat

To delete your Grok chat history, go to grok.com/app or your X account and remove conversations there. Remember, deleting chats won’t remove any files or Imagine media—you’ll need to delete those separately