To cancel Grok, make sure you do it through the same channel you subscribed...

https://reidwxzz567.image-perth.org/if-grok-limits-were-cut-after-i-paid-can-i-ask-for-a-prorated-refund-in-the-eu

To cancel Grok, make sure you do it through the same channel you subscribed with: grok.com if via Stripe, Apple Subscriptions, Google Play, X Premium on x.com, or console.x.ai for Business and API billing