RFC 9457 · PROPOSED STANDARD · 2023
SUN · 14 JUN 2026
Problem Details for HTTP APIs
Overview
RFC 9457, “Problem Details for HTTP APIs”, is a Proposed Standard document published in July 2023 by M. Nottingham, E. Wilde, S. Dalal. It obsoletes RFC 7807. The canonical text is published by the RFC Editor.
Abstract
This document defines a "problem detail" to carry machine-readable details of errors in HTTP response content to avoid the need to define new error response formats for HTTP APIs.
This document obsoletes RFC 7807.
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 9457 is hosted at rfc-editor.org. Available in HTML,TXT,PDF,XML.
Relationships to other RFCs
Other RFCs from 2023
- RFC 9456 Updates to the TLS Transport Model for SNMP
- RFC 9455 Avoiding Route Origin Authorizations Containing Multiple IP Prefixes
- RFC 9459 CBOR Object Signing and Encryption : AES-CTR and AES-CBC
- RFC 9454 Update to OSPF Terminology
- RFC 9460 Service Binding and Parameter Specification via the DNS
- RFC 9453 Applicability and Use Cases for IPv6 over Networks of Resource- constrained Nodes
- RFC 9461 Service Binding Mapping for DNS Servers
- RFC 9452 Network Service Header Encapsulation for In Situ OAM Data