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

https://www.sierrabookmarking.win/to-cancel-grok-correctly-use-the-same-channel-you-subscribed-through

If Apple billed you for a SuperGrok subscription and you want a refund, visit reportaproblem.apple.com to request it. Canceling the subscription in iOS settings stops future charges but doesn’t automatically refund what you’ve paid