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

https://post-wiki.win/index.php/What%E2%80%99s_the_Fastest_Path_to_a_SuperGrok_Refund_if_Apple_Billed_Me%3F

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 subscription won’t automatically give you a refund. To request one, go to reportaproblem.apple