If Apple billed you for a SuperGrok subscription and you want a refund, visit...

https://www.bookmarks4all.win/if-you-want-a-refund-for-supergrok-first-double-check-who-charged

If Apple billed you for a SuperGrok subscription and you want a refund, visit reportaproblem.apple.com to request one. Remember, canceling your subscription in iOS settings stops future payments but doesn’t refund past charges