Developer · API Sandbox

Build on the WestFax API with Developer Portal

Build your enterprise integration with WestFax for free. Developer sandbox credentials, mock REST APIs that mirror production, and example code — so you can integrate without sending a real fax. Get started today!

Get Started Explore Quickstart

Free · no credit card required · mock APIs · example code

Mock REST APIs

Same paths and response shapes as production — swap the base URL when you go live.

Example code

Quickstart curls and samples so you can call SendFax, status, and document endpoints fast.

Free to start

No credit card. Create an account, get sandbox credentials, and start integrating.

PHI-safe testing

Uploads are discarded. Nothing is stored — accidental PHI in test files stays out of our systems.