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

https://wiki-velo.win/index.php/I_Paid_for_X_Premium_but_I_Want_to_Refund_SuperGrok_%E2%80%93_Are_They_Linked%3F

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