PS or aggregator that allows _pay_ via API

Question

API

We are looking for a payment system or aggregator (except for PayPal) that allows not only accepting payments, but also making them. For example, transfer rewards to users or replenish the accounts of mobile operators.

Answer 1

For accepting payments
merchant.w1.ru/checkout/site/develope/
For transfers\payments to users
code.google.com/p/w1-services/
All settlements from one wallet.