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

https://papa-wiki.win/index.php/SuperGrok_and_Grok_Are_Confusing_Me_%E2%80%93_What_Am_I_Actually_Subscribed_To%3F

If Apple charged you for a SuperGrok subscription, you can request a refund by visiting reportaproblem.apple.com. Just sign in, select iOS Subscriptions, find SuperGrok, and choose the refund option