web-feature: XMLHttpRequest

baseline logo Widely available

The XMLHttpRequest API makes HTTP requests. It’s the predecessor to fetch(). Also known as XHR.

WKWebView

macOS

*

iOS

*

Android WebView

Android

*

WebView2

Windows

*

WPE MiniBrowser

Linux

2026-04

Servo

Android

2026-04

Chrome Browser

Android

18

Safari Browser

iOS

1

Notes

Support data provided by: BCD logo

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This feature was last updated on April 19, 2026.