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

https://www.animenewsnetwork.com/bbs/phpBB2/profile.php?mode=viewprofile&u=1214539

To delete your Grok chat history, go to grok.com/app and remove conversations manually. On X, clear your chat threads there too. Remember, files and Imagine media don’t delete automatically—they need to be removed separately