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

https://victor-wiki.win/index.php/What%E2%80%99s_the_Difference_Between_Deleting_Grok_History_and_Deleting_the_Account%3F

To delete your Grok chat history, go to grok.com/app or use the X app and clear your conversations directly. Remember, deleting chats won’t remove files or Imagine media—they need to be deleted separately