Web platform features explorer - Clearing site data

Web platform features explorer

The Clear-Site-Data header deletes browsing data (such as cookies, storage, or cache) associated with the requesting website.

Status

Baseline Newly Available (since 2023-09-18)

This feature is expected to reach Baseline Widely Available status on: 2026-03-18

MDN documentation

No MDN documentation found. You can search for the feature on MDN. If you believe that MDN has no documentation about this feature, you can open an issue on MDN's GitHub repository.

Specifications

Clear Site Data, from Web Application Security Working Group (W3C).

Browser support

Chrome 117 Released on 2023-09-12
Chrome Android 117 Released on 2023-09-12
Edge 117 Released on 2023-09-15
Firefox 63 Released on 2018-10-23
Firefox for Android 63 Released on 2018-10-23
Safari 17 Released on 2023-09-18
Safari on iOS 17 Released on 2023-09-18

Usage (according to Chrome Platform Status)

~0.052% of page loads. More data at chromestatus.

Web Platform Tests (WPT)

View the latest WPT test results for this feature

View as JSON | Edit this feature | Report an issue | Web-features entry: source, dist