The positive experience of RFC 7807, whose journey began in 2016, is concluded (deprecation) but also confirmed with a new official proposition: the RFC 9457. The changes made are small but it is a suitable opportunity to analyze the evolution of this topic. Context The RFC 7807, and now the RFC 9457 which perfects it, was born after a period in which the Internet Companies have made it clear that the integration of the business, the eventual transformation of the company services into a plat

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RFC 9457 was born after a period in which the Internet Companies have made it clear that the integration of the business, the eventual transformation of the company services into a platform can pass from using the API. The motivation leading to these RFCs is the impossibility of expressing errors, both semantically and in terms of "contents" using only HTTP Status Codes.

Problem Details for HTTP APIs - RFC 9457 is dead, long live RFC 7807