To cancel your ChatGPT subscription, use the same platform where you signed...

https://www.play-bookmarks.win/to-cancel-your-chatgpt-subscription-be-sure-to-do-it-through-the-same-billing-1

To cancel your ChatGPT subscription, use the same platform where you signed up—whether that’s the web, Apple App Store, Google Play, Stripe, Business portal, or API billing