To cancel Grok correctly, you need to do so through the exact billing channel...

https://source-wiki.win/index.php/I_got_a_big_xAI_charge_%E2%80%93_how_do_I_tell_if_it_was_API_or_SuperGrok_Heavy%3F

To cancel Grok correctly, you need to do so through the exact billing channel you signed up with—whether 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