To cancel Grok, make sure you do it through the same billing channel you used...

https://dantevrib041.fotosdefrases.com/what-email-addresses-should-i-search-to-find-my-grok-billing-receipt-fast

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