Payments APIs provide functions to settle the payments owed by the Bank customer to Credit Cards, Loans and other Billing organizations authorized by the bank. Current scope supports payments in Singapore GIRO (SG) only.
You must register for a developer account with DBS (free of charge) to access the documentation. The API is very well documented.
This API also has a Sandbox Environment for you to test in. The Sandbox Environment only allows one Transaction (Request) per second for a given Application and API Operation.
DBS (The Development Bank of Singapore Limited | DBS Group) is a leading financial services group in Asia. They are headquartered in Singapore, with a growing presence in Greater China, Southeast Asia and South Asia.