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Client Hint Reliability

Document Type Expired Internet-Draft (individual)
Expired & archived
Author David Benjamin
Last updated 2021-12-03 (Latest revision 2021-06-01)
RFC stream (None)
Intended RFC status (None)
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


This document defines the Critical-CH HTTP response header, and the ACCEPT_CH HTTP/2 and HTTP/3 frames to allow HTTP servers to reliably specify their Client Hint preferences, with minimal performance overhead. Discussion Venues This note is to be removed before publishing as an RFC. Source for this draft and an issue tracker can be found at


David Benjamin

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)