To get a refund for your SuperGrok subscription billed by Apple, visit...

https://www.bookmarking-maze.win/if-you-want-a-refund-for-supergrok-first-double-check-who-billed-you-sometimes

To get a refund for your SuperGrok subscription billed by Apple, visit reportaproblem.apple.com and sign in. Navigate to iOS Subscriptions to find SuperGrok, then request a refund