User agent client hints
Limited availability
The Sec-CH-UA
HTTP request header and the navigator.userAgentData
API expose browser and platform information used to vary responses and application logic. User agent client hints are similar to user agent strings but more privacy-preserving and safer to parse.
Learn more
Specifications
Browser support
- Chrome 124 Released on 2024-04-16
- Chrome Android 124 Released on 2024-04-16
- Edge 124 Released on 2024-04-18
- Firefox ❌ See bugzil.la/935216 Vendor position : neutral
- Firefox for Android ❌ See bugzil.la/935216 Vendor position : neutral
- Safari ❌ Vendor position : blocked (concerns: interoperability, privacy)
- Safari on iOS ❌ Vendor position : blocked (concerns: interoperability, privacy)
Usage (according to Chrome Platform Status)
~74.953% of page loads. More data at chromestatus.
Web Platform Tests (WPT)
View the latest WPT test results for this featureView as JSON | Edit this feature | Report an issue | Web-features entry: source, dist