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

https://emilioezho292.theglensecret.com/why-did-a-deleted-grok-chat-reappear-on-my-other-device

To delete your Grok chat history on grok.com/app and X, open the chat, select the messages or conversations, and choose delete. Remember, deleting chat doesn’t remove files or Imagine media—they must be deleted separately