---
title: "Changelog"
description: "Changes to the A1ROUTES developer documentation."
---

## September 2026 · Developer portal launch

- Added the Number Lookup request reference.
- Added customer-focused A1PBX guides for calling, recordings, call history, and voicemail.
- Added product-specific authentication guidance and OpenAPI downloads.

These entries describe documentation changes. They do not announce new API availability, changes to account permissions, or a backend release.