How to make payments?

Question

Payment systems

Suppose there is a program in it, there is an internal account, you can deposit money into it (how to do this is clear: connect a payment gateway and accept payments through it) and you can withdraw money from this account, and it’s not clear how to organize it here?

Answer 1

Until recently, there was one proven, debugged solution: https://masspayment.webmoney.ru/
Now
Yandex also provides this:
https://kassa.yandex.ru/payouts
So).

Answer 2

The ability to use Yandex.Checkout for payments depends on the content of the service :)
Alternatively, you can implement payments between individuals using the Yandex.Money wallet API. Here is an example of such a service: https://stretchpay.net/lp/
And here is the API on which it is made: https://tech.yandex.ru/money/apps/