To cancel your ChatGPT subscription, be sure to do so through the same platform...

https://www.scribd.com/document/1061172344/Why-Can-I-Not-See-Billing-in-ChatGPT-Business-218986

To cancel your ChatGPT subscription, be sure to do so through the same platform where you signed up—whether that’s the web, Stripe, Apple, Google Play, Business portal, or API