The Atomics.pause() static method gives a hint to the CPU that the code calling the method is in a short-duration wait for shared memory, known as spinning or a spinlock.

Learning resources on MDN

• Atomics.pause()

Browser support

• Chrome 133 Released on 2025-02-04
• Chrome Android 133 Released on 2025-02-04
• Edge 133 Released on 2025-02-06
• Firefox 137 Released on 2025-04-01
• Firefox for Android 137 Released on 2025-04-01
• Safari 18.4 Released on 2025-03-31
• Safari on iOS 18.4 Released on 2025-03-31

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