On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Bun version 1.0.0 on 2023-09-08
In Chrome version 90 on 2021-04-13 Note: The Atomics.waitAsync() method never times out. See bug 40742782.
In Chrome Android version 90 on 2021-04-13 Note: The Atomics.waitAsync() method never times out. See bug 40742782.
In Deno version 1.4 on 2020-09-13
In Edge version 90 on 2021-04-15 Note: The Atomics.waitAsync() method never times out. See bug 40742782.
In Firefox version 145 on 2025-11-11
In Firefox for Android version 145 on 2025-11-11
Not in Internet Explorer
In Node.js version 16.0.0 on 2021-04-20
In Quest Browser version 16.0 on 2021-06-14 Note: The Atomics.waitAsync() method never times out. See bug 40742782.
In Opera version 75 on 2021-03-24
In Opera Android version 64 on 2021-05-25 Note: The Atomics.waitAsync() method never times out. See bug 40742782.
In Safari version 16.4 on 2023-03-27
In Safari on iOS version 16.4 on 2023-03-27
In Samsung Internet version 15.0 on 2021-08-13
In WebView Android version 90 on 2021-04-13 Note: The Atomics.waitAsync() method never times out. See bug 40742782.
In WebView on iOS version 16.4 on 2023-03-27