To cancel Grok properly, make sure you do it through the exact billing channel...
https://wiki-book.win/index.php/Cancel_SuperGrok_on_Android_-_What_Menu_in_Google_Play%3F
To cancel Grok properly, make sure you do it through the exact billing channel you used—whether that’s grok.com (Stripe), Apple Subscriptions, Google Play, X Premium on x.com, or the console.x.ai portals for Business or API billing