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Accept-CH

advertise support for Client Hints

请求头draft-grigorik-http-client-hints

Quick facts

NameAccept-CH
Type请求头
Specificationdraft-grigorik-http-client-hints

Description

advertise support for Client Hints

Syntax

Accept-CH: DPR, Viewport-Width, Width

draft-grigorik-http-client-hints

Frequently asked questions

What does the Accept-CH header do?

advertise support for Client Hints

Is Accept-CH a request or response header?

It is classified as a request header and can appear in requests or responses depending on context.

Sources & standards

Updated 2026-08-18