To cancel Grok correctly, make sure you stop your subscription through the same...

https://victor-wiki.win/index.php/Is_xAI_API_Billing_Separate_from_SuperGrok_Subscription_Billing%3F

To cancel Grok correctly, make sure you stop your subscription through the same channel you signed up with—whether that’s grok.com/Stripe, Apple Subscriptions, Google Play, X Premium on x.com, or one of the console.x.ai portals for Business or API billing