HTTP client hints

[LeaVerou]

Accept-CH: Width, Downlink, Sec-CH-UA

MDN URL:

https://developer.mozilla.org/en-US/docs/Web/HTTP/Client_hints

Specification URL:

https://datatracker.ietf.org/doc/html/draft-grigorik-http-client-hints

Any other links?

Extension Specs:

• https://wicg.github.io/ua-client-hints/#navigatoruadata
• https://wicg.github.io/user-preference-media-features-headers/

Other links:

• https://caniuse.com/client-hints-dpr-width-viewport
• https://developer.chrome.com/articles/user-agent-client-hints/

How stable is this feature?

Cutting edge (Shipped, but not in all browsers)

Type of feature

HTTP

What focus area does this feature fall under?

Other