To cancel Grok, make sure you do it through the exact billing channel you first...
https://www.4shared.com/office/Ry_OlxVffa/pdf-67541-51151.html
To cancel Grok, make sure you do it through the exact billing channel you first subscribed with—whether that’s grok.com (Stripe), Apple Subscriptions, Google Play, X Premium on x.com, or the console.x.ai portals for Business or API billing