If you want a refund for SuperGrok, first make sure Apple actually billed you...

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

If you want a refund for SuperGrok, first make sure Apple actually billed you by checking your purchase history or iOS Subscriptions. Remember, canceling the app doesn’t automatically mean you’ll get your money back