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

https://wiki-book.win/index.php/What_Should_I_Do_if_Grok_Delete_All_Doesn%E2%80%99t_Show_on_Mobile%3F

To delete your Grok chat history, go to grok.com/app and clear conversations there. On X, delete your messages directly within the chat. Remember, files and Imagine media are stored separately and need to be deleted in their own sections