To cancel Grok, make sure you do it through the same channel you signed up...

https://alexisqoem867.trexgame.net/i-got-a-big-xai-charge-how-do-i-tell-if-it-was-api-or-supergrok-heavy

To cancel Grok, make sure you do it through the same channel you signed up with—whether that’s grok.com (Stripe), Apple Subscriptions, Google Play, X Premium on x.com, console.x.ai for Business, or console.x.ai Billing for API auto-recharge