If Apple billed your SuperGrok subscription, visit reportaproblem.apple.com to...

https://www.bookmarkzoo.win/if-apple-charged-you-for-a-supergrok-subscription-and-you-want-a-refund-visit-1

If Apple billed your SuperGrok subscription, visit reportaproblem.apple.com to request a refund. Go to your iOS Settings, tap your name, then Subscriptions to check or cancel. Remember, canceling stops future charges but doesn’t refund past payments