To cancel your ChatGPT subscription, make sure you do so through the same...

https://wiki-cafe.win/index.php/How_Do_I_Request_a_Refund_for_a_Web-Billed_ChatGPT_Subscription%3F

To cancel your ChatGPT subscription, make sure you do so through the same platform you used to subscribe—whether that’s the web (Stripe), Apple, Google Play, Business, or API billing