To cancel Grok the right way, use the same billing channel you subscribed...
https://charliekzxa221.huicopper.com/google-play-refund-after-48-hours-what-are-my-options
To cancel Grok the right way, use the same billing channel you subscribed through—whether that’s grok.com via Stripe, Apple Subscriptions, Google Play, X Premium on x.com, console.x.ai for Business, or console.x.ai Billing for API auto-recharge