KPN · OpenAPI Overlay 1.0.0

API Evangelist enhancements for Registered E-mail - Registered E-mail

3 actions 3 updates update extends openapi/registered-email-openapi.yml

Derived by API Evangelist Built from the contracts KPN publishes. KPN did not publish this file.

View Overlay File View on GitHub Overlay Specification

What the actions change

x-apievangelist-providerx-apievangelist-artifactsx-apievangelist-response-headersx-apievangelist-gap-operationidsx-apievangelist-gap-summaries

Targets 1

$.info

OpenAPI Overlay

overlay: 1.0.0
info:
  title: API Evangelist enhancements for Registered E-mail - Registered E-mail
  version: 1.0.0
extends: openapi/registered-email-openapi.yml
x-apievangelist:
  generated: '2026-07-25'
  method: generated
  source: derived from openapi/registered-email-openapi.yml plus KPN developer-portal documentation
actions:
- target: $.info
  update:
    x-apievangelist-provider: kpn
    x-apievangelist-artifacts:
      authentication: authentication/kpn-authentication.yml
      conventions: conventions/kpn-conventions.yml
      errors: errors/kpn-problem-types.yml
      lifecycle: lifecycle/kpn-lifecycle.yml
      rate_limits: rate-limits/kpn-rate-limits.yml
      security: security/kpn-domain-security.yml
    x-apievangelist-response-headers: https://developer.kpn.com/documentation-response-headers
- target: $.info
  update:
    x-apievangelist-gap-operationids:
      note: Operations in this specification are published without an operationId, which blocks stable tooling,
        SDK and MCP-tool generation.
      count: 2
      operations:
      - POST /api/user/
      - POST /webservice/mailsender/send
- target: $.info
  update:
    x-apievangelist-gap-summaries:
      note: Operations published without a summary.
      count: 2
      operations:
      - POST /api/user/
      - POST /webservice/mailsender/send

Work with this as data

Every overlay here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for openapi overlays

4 MCP tools reach this

find_overlaysBrowse and filter every overlay in the catalog.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This overlay

curl "https://apis.io/api/v1/overlays/kpn-registered-email-overlay"

All openapi overlays

curl "https://apis.io/api/v1/overlays?limit=25"

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.