If Apple billed your SuperGrok subscription by mistake, you can request a...

https://bravo-wiki.win/index.php/Can_I_Request_a_Refund_for_the_Wrong_Subscription_like_X_Premium_Instead_of_SuperGrok%3F

If Apple billed your SuperGrok subscription by mistake, you can request a refund at reportaproblem.apple.com. Go to the iOS Subscriptions section, find SuperGrok, and submit your refund request