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

https://www.4shared.com/office/SLfWvZpiku/pdf-40651-86872.html

To delete your Grok chat history on grok.com/app and X, go to your chat settings and choose clear history. Remember this moves items to Recently Deleted, where they stay for 30 days before final removal