To delete your Grok chat history on grok.com/app or X, open the chat, choose...

https://lima-wiki.win/index.php/Why_Can_a_Deleted_Grok_Image_Link_Still_Open_for_a_While%3F

To delete your Grok chat history on grok.com/app or X, open the chat, choose the delete option, and confirm. Remember, deleted chats go to Recently Deleted and stay there for 30 days before permanent removal