To cancel Grok properly, you need to stop your subscription through the same...

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 properly, you need to stop your subscription through the same platform you signed up with—whether that’s grok.com via Stripe, Apple Subscriptions, Google Play, X Premium on x.com, console.x.ai for Business, or console.x