AT&T Payment API
Tags:
att, payment api, at&tThe Payment service is a flexible API-based solution that gives developers and merchants the ability to charge goods and services directly to an AT&T subscriber bill for payment.
Provided by:
AT&T
API type:
Network/Operator API
API format:
REST-JSON
Documentation URL:
https://developer.att.com/developer/apiDetailPage.jsp?passedItemId=10500111
Cost:
Free
Registration/Usage Requirements:
Must Register (free until 2/15/2012 using “APIPROMOCODE12” after that $99 annual fee) - https://developer.att.com/developer/join
Licensing Requirements/Restrictions:
N/A
Usage Restrictions:
$100 USD is the maximum available credit/charging capability. Non-U.S. currencies are not supported. (More restrictions on AT&T)


