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

https://www.echobookmarks.win/to-cancel-grok-properly-make-sure-you-do-it-through-the-same-billing-channel

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