To cancel Grok properly, use the exact billing channel you signed up...

https://spark-wiki.win/index.php/I_Need_to_Stop_Renewals_but_the_Cancel_Button_is_Hidden_-_Can_I_Remove_My_Card%3F

To cancel Grok properly, use the exact billing 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