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

https://record-wiki.win/index.php/What_Details_Does_Apple_Support_Ask_for_on_a_Subscription_Refund%3F

If you want a refund for SuperGrok, first make sure Apple actually billed you—it might show up in iOS Subscriptions. Remember, canceling the subscription stops future charges but doesn’t refund past payments. To request a refund, visit reportaproblem