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

https://sierra-wiki.win/index.php/How_Do_I_Stop_Grok_from_Using_My_Chats_for_Training_on_Grok.com%3F

To delete your Grok chat history, go to grok.com/app or use the X platform, open your chat, and select delete. Remember, deleting chat doesn’t remove files or Imagine media—you’ll need to delete those separately