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

https://www.stall-bookmarks.win/to-delete-your-grok-chat-history-go-to-grok-com-app-and-clear-conversations

To delete your Grok chat history, go to grok.com/app and clear chats individually or use bulk delete if available. On X, remove messages directly from your conversation