openapi: 3.0.1
info:
  title: Twilio - Accounts A2p Messaging Services API
  description: This is the public Twilio REST API.
  termsOfService: https://www.twilio.com/legal/tos
  contact:
    name: Twilio Support
    url: https://support.twilio.com
    email: support@twilio.com
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0.html
  version: 1.52.0
servers:
- url: https://accounts.twilio.com
tags:
- name: Messaging Services
  description: Configure messaging services for scalable messaging
paths:
  /Services:
    get:
      operationId: listMessagingServices
      summary: Twilio List Messaging Services
      description: Retrieve a list of messaging services associated with your account.
      tags:
      - Messaging Services
      parameters:
      - name: PageSize
        in: query
        schema:
          type: integer
          minimum: 1
          maximum: 1000
      responses:
        '200':
          description: List of messaging services
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MessagingServiceList'
        '401':
          description: Unauthorized
    post:
      operationId: createMessagingService
      summary: Twilio Create a Messaging Service
      description: Create a new messaging service for managing senders and message configuration at scale.
      tags:
      - Messaging Services
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/CreateMessagingServiceRequest'
      responses:
        '201':
          description: Messaging service created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MessagingService'
        '400':
          description: Invalid request
        '401':
          description: Unauthorized
  /Services/{ServiceSid}:
    get:
      operationId: fetchMessagingService
      summary: Twilio Fetch a Messaging Service
      tags:
      - Messaging Services
      parameters:
      - $ref: '#/components/parameters/ServiceSid'
      responses:
        '200':
          description: Messaging service details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MessagingService'
        '404':
          description: Service not found
    post:
      operationId: updateMessagingService
      summary: Twilio Update a Messaging Service
      tags:
      - Messaging Services
      parameters:
      - $ref: '#/components/parameters/ServiceSid'
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/CreateMessagingServiceRequest'
      responses:
        '200':
          description: Messaging service updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MessagingService'
        '400':
          description: Invalid request
    delete:
      operationId: deleteMessagingService
      summary: Twilio Delete a Messaging Service
      tags:
      - Messaging Services
      parameters:
      - $ref: '#/components/parameters/ServiceSid'
      responses:
        '204':
          description: Messaging service deleted
        '404':
          description: Service not found
components:
  parameters:
    ServiceSid:
      name: ServiceSid
      in: path
      required: true
      description: The unique identifier of the messaging service
      schema:
        type: string
        pattern: ^MG[0-9a-fA-F]{32}$
  schemas:
    CreateMessagingServiceRequest:
      type: object
      required:
      - FriendlyName
      properties:
        FriendlyName:
          type: string
          description: Descriptive name for the messaging service
        InboundRequestUrl:
          type: string
          format: uri
        InboundMethod:
          type: string
          enum:
          - GET
          - POST
        FallbackUrl:
          type: string
          format: uri
        FallbackMethod:
          type: string
          enum:
          - GET
          - POST
        StatusCallback:
          type: string
          format: uri
        StickySender:
          type: boolean
        SmartEncoding:
          type: boolean
        AreaCodeGeomatch:
          type: boolean
        ValidityPeriod:
          type: integer
    PaginationMeta:
      type: object
      properties:
        page:
          type: integer
        page_size:
          type: integer
        first_page_url:
          type: string
          format: uri
        previous_page_url:
          type: string
          format: uri
        next_page_url:
          type: string
          format: uri
        url:
          type: string
          format: uri
        key:
          type: string
    MessagingServiceList:
      type: object
      properties:
        services:
          type: array
          items:
            $ref: '#/components/schemas/MessagingService'
        meta:
          $ref: '#/components/schemas/PaginationMeta'
    MessagingService:
      type: object
      properties:
        sid:
          type: string
          pattern: ^MG[0-9a-fA-F]{32}$
          description: Unique identifier for the messaging service
        account_sid:
          type: string
          pattern: ^AC[0-9a-fA-F]{32}$
        friendly_name:
          type: string
          description: Descriptive name for the messaging service
        inbound_request_url:
          type: string
          format: uri
          description: URL for incoming message webhooks
        inbound_method:
          type: string
          enum:
          - GET
          - POST
        fallback_url:
          type: string
          format: uri
        fallback_method:
          type: string
          enum:
          - GET
          - POST
        status_callback:
          type: string
          format: uri
          description: URL for delivery status webhooks
        sticky_sender:
          type: boolean
          description: Whether to use sticky sender for conversations
        smart_encoding:
          type: boolean
          description: Whether to automatically detect Unicode characters
        area_code_geomatch:
          type: boolean
          description: Whether to match sender area code to recipient
        validity_period:
          type: integer
          description: Message validity period in seconds
        date_created:
          type: string
          format: date-time
        date_updated:
          type: string
          format: date-time
        url:
          type: string
          format: uri
  securitySchemes:
    accountSid_authToken:
      type: http
      scheme: basic
x-maturity:
- name: GA
  description: This product is Generally Available.
- name: Beta
  description: PLEASE NOTE that this is a Beta product that is subject to change. Use it with caution.