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

https://reidwxzz567.image-perth.org/grok-delete-all-conversations-is-missing-on-my-account-what-now

To delete your Grok chat history, go to grok.com/app and clear conversations there. You can also delete chats from the X app if you use Grok there. Remember, your deleted chats move to Recently Deleted and stay for 30 days before permanent removal