AudioWorklet

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

Secure context
This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

The AudioWorklet interface of the Web Audio API is used to supply custom audio processing scripts. User-supplied code is run in the AudioWorkletGlobalScope global execution context in a separate Web Audio rendering thread along with other nodes, allowing for zero-latency audio processing.

An instance of this object can be accessed on BaseAudioContext.audioWorklet property.

Properties

The AudioWorklet interface does not define any properties of its own.

Event handlers

None.

Methods

This interface inherits methods from Worklet.

The AudioWorklet interface does not define any methods of its own.

Examples

See the AudioWorkletNode page for complete examples of custom audio node creation.

Specifications

Specification	Status	Comment
Web Audio API The definition of 'AudioWorklet' in that specification.	Working Draft	Initial definition.

Browser compatibility

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`AudioWorklet`	Chrome Full support 66	Edge ?	Firefox ?	IE ?	Opera Full support Yes	Safari ?	WebView Android Full support 66	Chrome Android Full support 66	Firefox Android ?	Opera Android Full support Yes	Safari iOS ?	Samsung Internet Android Full support Yes

Legend

Full support: Full support
Compatibility unknown: Compatibility unknown