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402 ·Payment Required

Reserved for future payment requirements, such as metered APIs.

Client ErrorRFC7231#6.5.2

Quick facts

Status402
PhrasePayment Required
TypeClient Error
SpecificationRFC7231#6.5.2

When does it occur

What does HTTP 402 mean?

Reserved for future payment requirements, such as metered APIs.

It belongs to the 4xx Client Error class of responses, defined in RFC7231#6.5.2.

Browse all codes in this class: 4xx Client Error

Common causes

  • The request or resource does not meet requirements
  • Client-side validation or routing problem

Frequently asked questions

Is HTTP 402 cacheable?

402 belongs to the 4xx Client Error class and is generally not cached for long; behavior is controlled by Cache-Control.

What does the 4xx class mean?

4xx Client Error: Reserved for future payment requirements, such as metered APIs.

Sources & standards

Updated 2026-09-13

Explore this reference

4xx responses

4xx
Client Error

Related status codes

401
Unauthorized
403
Forbidden
400
Bad Request
404
Not Found

Related status codes

401
Unauthorized
403
Forbidden
400
Bad Request
404
Not Found

about this tool

About This Tool

This page provides original, human-reviewed information about HTTP status codes such as 402, the HTTP Status Code Reference and related concepts. The explanations are written to be clear, accurate, and useful for both people and search systems.

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