The items on this page represent API Implementations that are supported but no longer actively maintained or enhanced. For newer alternatives, please see below.

 

For questions about migrating an existing solution, please contact developer support.

Understanding the Authorize.net API

If you previously integrated with the Authorize.net platform, you may be used to seeing each of our features documented as separate and distinct APIs. Within our newer documentation, you’ll find that all of our features are a part of a larger cohesive API set.

API Support Status

API

Status

Alternative

AIM

 Deprecated Authorize.net API

SOAP API

 Deprecated Authorize.net API

SIM

 Deprecated Accept Host

DMP

 Deprecated Accept.js

Supported

The API is fully supported and actively updated.

Deprecated

The API is now obsolete and in the process of being phased out. An alternative solution is suggested.

End of life

The API is now obsolete and in the process of being phased out. An alternative solution is suggested.