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Accept-Charset

Content Negotiation deprecated request

A reference entry. The registry facts and catalog measurements below are complete; the written guidance for this header has not been authored yet.

The Accept-Charset HTTP header — content negotiation, RFC 9110, declared by 2 providers in the API Evangelist catalog.

Accept-Charset is content negotiation — Headers through which client and server agree on representation: media type, language, encoding, character set.

The registry

Listed in the IANA HTTP Field Name Registry as marked deprecated in the registry. Defined in RFC 9110, Section 12.5.2: HTTP Semantics.

In the catalog

Declared by 2 providers across 6 published specification files in the API Evangelist catalog, where it appears as a request header — sent by the client.

Governed by these rules

Machine-enforceable governance rules from rules.apievangelist.com that apply to this header when it appears in an OpenAPI.

OpenAPI Components Headers Error error

Utilizing the headers object in the centralized OpenAPI components library helps make headers reusable across API requests and responses

Guidance: Rate Limits →
OpenAPI Components Headers Info info

Utilizing the headers object in the centralized OpenAPI components library helps make headers reusable across API requests and responses

Guidance: Rate Limits →
OpenAPI Headers Hyphenated Pascal Case error

HTTP headers should follow Hyphenated-Pascal-Case naming convention for consistency and readability, such as Content-Type, X-Request-Id, or Accept-Language.

Guidance: Naming →