Introduction

VAPIX® Audio system APIs are a set of application programming interfaces (APIs) for Axis audio system products. The APIs make it easy to integrate Axis network speakers and other audio products in third-party systems.

Version history

Date	Updates
2024–03–06	Audio API: Added arguments `audiobitrate`, `audiosamplerate` and `audiocodec` Audio Multicast Controller: New event
2024–01–30	Audio Multicast Controller: New API
2023–11–03	Media clip API: Deprecated the `audiooutput` parameter and added the `audiodeviceid` and `audiooutputid` parameters.
2023–06–13	AXIS Audio Manager Pro API: New API
2022–12–05	Auto speaker test service API: Added template on how to perform a speaker test
2022–06–23	Media clip API: Deprecated parameters, minor updates Audio relay service API: Deprecated parameters Audio control service API: Deprecated parameters
2021–12–10	Audio mixer API: New API
2021–07–19	Media clip API: Minor updates
2021–04–29	Audio API: Minor updates Media clip API: Minor updates
2020–08–05	Media clip API: Minor updates
2020–06–11	Media clip API: Minor updates
2019–10–02	Call service API: Minor updates.
2018–09–04	Audio API update: Added new Audio compression formats & Audio source parameters.
2018–04–26	Audio API update: Updated the information in the Transmit audio data-section. Audio Control Service API, Media Clip API update: Harmonized content across sections.
2018–02–20	Updated Curl command and a new Example added to the Audio Control Service API Adjust InputConfiguration.
2018–01–22	Harmonized content across sections.
2017–10–20	Audio Relay Service API update: Added new Examples and Specifications
2017-05-04	Media Clip API update: Added stopclip.cgi and support for MP3. Call Service API update: Added support for IPv6. Audio Relay Service API update: Added support for multicast group speakers.
2017–03–09	VAPIX Library Audio Systems released. Sections Audio Control Service API, Audio Relay Service API, and Auto Speaker Test Service API moved from VAPIX Library Network Video. Sections Audio API, Media Clip API, and Call Service API are shared with VAPIX Library Network Video.