If Apple billed your SuperGrok subscription and you want a refund, go to...

https://www.alphabookmarks.win/if-you-want-a-refund-for-supergrok-first-double-check-who-charged-your

If Apple billed your SuperGrok subscription and you want a refund, go to reportaproblem.apple.com. Sign in and select “iOS Subscriptions” to find SuperGrok