Web platform features explorer - Partitioned cookies

Partitioned cookies allow you to opt a cookie into partitioned storage, with a separate cookie jar per top-level site. Also known as Cookies Having Independent Partitioned State or CHIPS.

Status

Limited availability

MDN documentation

Set-Cookie header

Specifications

Cookie Store API, from Fetch Workstream (WHATWG).

Browser support

Chrome 114 Released on 2023-05-30
Chrome Android 114 Released on 2023-05-30
Edge 114 Released on 2023-06-02
Firefox ❌ See bugzil.la/1865198 Vendor position : positive
Firefox for Android ❌ Vendor position : positive
Safari ❌ See webkit.org/b/292975 Vendor position : support (concerns: performance)
Safari on iOS ❌ See webkit.org/b/292975 Vendor position : support (concerns: performance)

Usage (according to Chrome Platform Status)

~20.346% of page loads. More data at chromestatus.com.

Web Platform Tests (WPT)

View the latest WPT test results for this feature

Developer votes

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