To delete your Grok chat history on grok.com/app or X, go to your chat list and...

https://wakelet.com/wake/6bhPCSWLu2Hd9j1PWYvts

To delete your Grok chat history on grok.com/app or X, go to your chat list and choose the conversation you want to remove. Hit delete, then clear the Recently Deleted folder within 30 days for permanent deletion