Fax
Prototype, build, and deploy fax applications quickly and at competitive rates using our APIs and SDKs as well as the lightweight SignalWire Markup Language ("SWML").
🔐security first
SignalWire Fax is certified SOC 2 Type II compliant, and is built from the ground up for seamless HIPAA compliance.
SignalWire REST API
SWML
Compatibility (cXML) API
Ideally suited for porting existing applications, cXML offers plug-and-play compatibility to quickly realize cost savings and enhanced performance.
Compatibility API
Technical reference for Fax endpoints
Fax cXML
cXML verb documentation
cXML Helper SDKs
SDKs for generating valid cXML