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HTTP request headers

A request headers is an HTTP header that the client sends to the server.

HTTP request headers list | Browser Headers Viewer



logo Save-Data

ID: 25
TypeStandard
SubypeClient Hints
Related headersAccept-CH, Downlink, Dpr, Sec-Ch-Device-Memory, Sec-Ch-Dpr, Sec-Ch-Prefers-Color-Scheme, Sec-Ch-Prefers-Reduced-Motion, Sec-Ch-Viewport-Height, Sec-Ch-Viewport-Width, Viewport-Width
Last seen2024-02-20 20:39:22
NoteA boolean that indicates the user agent's preference for reduced data usage.
Syntax
Save-Data: <sd-token>

Example header value:
on

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