If Apple charged you for a SuperGrok subscription, you can request a refund by...

https://titusssplendidperspective.almoheet-travel.com/i-signed-up-for-supergrok-and-immediately-regret-it-can-i-get-a-refund

If Apple charged you for a SuperGrok subscription, you can request a refund by visiting reportaproblem.apple.com and selecting your purchase