Earlier quoted context omitted.
Interesting, yes, that make sense, there should be resellers. It is not clear how much of that money ended up going to Apple and paying for the OpenAI API access. Is Apple going to get their cut from the paying customers of OpenAI, by the way?
no. and you won’t be able to start paying from inside the app.
3.1.3(b) Multiplatform Services: Apps that operate across multiple platforms may allow users to access content, subscriptions, or features they have acquired in your app on other platforms or your web site, including consumable items in multi-platform games, provided those items are also available as in-app purchases within the app.