If you want a refund for SuperGrok, first make sure Apple actually billed...

https://mega-wiki.win/index.php/My_SuperGrok_Subscription_Says_%22Expires%22_But_I_Still_Want_a_Refund

If you want a refund for SuperGrok, first make sure Apple actually billed you—sometimes charges can come from different places. Check your iOS Subscriptions in Settings to see if it’s active