Can I use my own payment provider?
If you are building your own application with the Vimeo OTT API, it is possible to collect payments inside your application (in-app purchase, for example) and use Vimeo OTT to host and deliver your video content. You can learn more by reading our Developer Documentation. Here's a nice guide on it as well: https://www.vhx.tv/blog/building-svod-with-api-64
If you are using the standard Vimeo OTT checkout form, you must process your payments through Vimeo OTT.