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OpenAPI Specification

openapi: 3.2.0
info:
  title: Elastic Email Webhook API
  version: '2026-10-14'
  description: 'GENERATED FROM DOCUMENTATION by API Evangelist on 2026-10-14: 6 operation(s) read from 5 public documentation page(s) (each operation names its page in x-source). This is not the provider''s published contract; Elastic Email has published no machine-readable contract that the pipeline could find. Engine: local.'
  x-evidence-tiers:
    code-example: 1
    documentation: 5
    pages-with-code: 1
    pages-read: 5
  x-generated-from: documentation
  x-provenance: generated
  x-authored-by: API Evangelist
  x-generated: '2026-10-14'
  x-generator: generate-contract-from-docs.py
  x-engine: local
  x-sources:
  - http://help.elasticemail.com/en/articles/3119570-channels-for-smtp-and-api.md
  - http://help.elasticemail.com/en/articles/17578018-webhook-request-signing-and-json-delivery.md
  - https://elasticemail.com/developers/api-libraries/bash
  - https://help.elasticemail.com/en/articles/3119570-channels-for-smtp-and-api.md
  - https://help.elasticemail.com/en/articles/17578018-webhook-request-signing-and-json-delivery.md
servers:
- url: https://api.elasticemail.com
tags:
- name: Webhook
paths:
  /v4/webhook:
    post:
      operationId: post_v4_webhook
      tags:
      - Webhook
      summary: Webhook request signing and JSON delivery
      x-source: http://help.elasticemail.com/en/articles/17578018-webhook-request-signing-and-json-delivery.md
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostV4WebhookRequest'
      responses:
        '201':
          description: Success (status as documented)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostV4WebhookResponse'
      x-evidence:
        kind: documentation
  /v4/webhook/{id}:
    put:
      operationId: put_v4_webhook_id
      tags:
      - Webhook
      summary: Webhook request signing and JSON delivery
      x-source: http://help.elasticemail.com/en/articles/17578018-webhook-request-signing-and-json-delivery.md
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Success (status as documented)
      x-evidence:
        kind: documentation
  /v4/webhook/{id}/secret/rotate:
    post:
      operationId: post_v4_webhook_id_secret_rotate
      tags:
      - Webhook
      summary: Webhook request signing and JSON delivery
      x-source: http://help.elasticemail.com/en/articles/17578018-webhook-request-signing-and-json-delivery.md
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
      responses:
        '201':
          description: Success (status as documented)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PostV4WebhookIdSecretRotateResponse'
      x-evidence:
        kind: documentation
components:
  schemas:
    PostV4WebhookIdSecretRotateResponse:
      type: object
      properties:
        SigningSecret:
          type: string
          description: New secret, starts with whsec_
    PostV4WebhookRequest:
      type: object
      properties:
        Name:
          type: string
          description: Webhook name
        URL:
          type: string
          description: Endpoint URL (https://)
        NotificationForSent:
          type: boolean
          description: Whether to receive sent notifications
        NotificationForError:
          type: boolean
          description: Whether to receive error notifications
        EnableSigning:
          type: boolean
          description: Enable request signing (default false)
        DeliveryMethod:
          type: string
          description: Delivery method, either Get (default) or PostJson
      required:
      - Name
      - URL
    PostV4WebhookResponse:
      type: object
      properties:
        SigningEnabled:
          type: boolean
          description: Whether signing is enabled
        DeliveryMethod:
          type: string
          description: Delivery method set for the webhook
        SigningSecret:
          type: string
          description: Secret starting with whsec_, only returned on creation