To cancel Grok properly, make sure to do it through the same billing channel...

https://elliottkykp923.yousher.com/if-my-x-premium-was-bought-on-android-where-do-i-cancel-it

To cancel Grok properly, make sure to do it through the same billing channel where you subscribed—whether that’s grok.com via Stripe, Apple Subscriptions, Google Play, X Premium on x.com, or the console.x.ai portals for Business or API billing