SignalWire WhatsApp Templates API

openapi: 3.2.0
info:
  title: SignalWire REST WhatsApp Templates API
  version: 1.0.0
  contact:
    name: SignalWire
    url: https://support.signalwire.com/portal/en/newticket?departmentId=1029313000000006907&layoutId=1029313000000074011
    email: support@signalwire.com
  license:
    name: MIT
    url: https://github.com/signalwire/docs/blob/main/LICENSE
  termsOfService: https://signalwire.com/legal/signalwire-cloud-agreement
  description: Create and manage the Meta-approved templates required to start WhatsApp conversations.
servers:
- url: https://{space_name}.signalwire.com
  description: SignalWire API
  variables:
    space_name:
      default: '{Your_Space_Name}'
      description: Your SignalWire Space name
security:
- SignalWireBasicAuth: []
tags:
- name: WhatsApp Templates
  description: Create and manage the Meta-approved templates required to start WhatsApp conversations.
  externalDocs:
    url: https://signalwire.com/docs/apis
    description: Developer documentation on Message API endpoints
paths:
  /api/messaging/whatsapp/templates:
    get:
      operationId: list_whatsapp_templates
      summary: List message templates
      description: 'Returns the message templates for your Space, optionally filtered by WhatsApp Business Account or approval status. A template must have `template_status` of `approved` before it can be used to send messages.


        #### Permissions


        The API token used to authenticate must have the following scope(s) enabled to make a successful request: _Numbers_.


        [Learn more about API scopes](/docs/platform/your-signalwire-api-space).'
      parameters:
      - $ref: '#/components/parameters/ListWhatsAppTemplatesQuery.whatsapp_business_id'
      - $ref: '#/components/parameters/ListWhatsAppTemplatesQuery.status'
      responses:
        '200':
          description: The request has succeeded.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/WhatsAppTemplateListResponse'
        '400':
          description: The request is invalid.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode400'
        '401':
          description: Access is unauthorized.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode401'
        '500':
          description: An internal server error occurred.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode500'
      tags:
      - WhatsApp Templates
    post:
      operationId: create_whatsapp_template
      summary: Create a message template
      description: 'Creates a message template and submits it to Meta for review. Approval typically takes from a few minutes to a few hours; poll the template''s `template_status` until it becomes `approved`.


        #### Permissions


        The API token used to authenticate must have the following scope(s) enabled to make a successful request: _Numbers_.


        [Learn more about API scopes](/docs/platform/your-signalwire-api-space).'
      parameters: []
      responses:
        '201':
          description: Response returned when a template is successfully created and submitted to Meta.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/WhatsAppTemplate'
        '400':
          description: The request is invalid.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode400'
        '401':
          description: Access is unauthorized.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode401'
        '422':
          description: The request contains invalid parameters. See errors for details.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode422'
        '500':
          description: An internal server error occurred.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode500'
      tags:
      - WhatsApp Templates
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateWhatsAppTemplateRequest'
  /api/messaging/whatsapp/templates/{id}:
    get:
      operationId: retrieve_whatsapp_template
      summary: Get a message template
      description: 'Retrieves a single message template by SignalWire ID or Meta template ID.


        #### Permissions


        The API token used to authenticate must have the following scope(s) enabled to make a successful request: _Numbers_.


        [Learn more about API scopes](/docs/platform/your-signalwire-api-space).'
      parameters:
      - $ref: '#/components/parameters/WhatsAppTemplatePathID'
      responses:
        '200':
          description: The request has succeeded.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/WhatsAppTemplateResponse'
        '401':
          description: Access is unauthorized.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode401'
        '404':
          description: The server cannot find the requested resource.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode404'
        '500':
          description: An internal server error occurred.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode500'
      tags:
      - WhatsApp Templates
    patch:
      operationId: update_whatsapp_template
      summary: Update a message template
      description: 'Updates a template''s `category` or `components`. A template can only be updated while it is **not yet approved** — once approved, delete and recreate it to make changes.


        #### Permissions


        The API token used to authenticate must have the following scope(s) enabled to make a successful request: _Numbers_.


        [Learn more about API scopes](/docs/platform/your-signalwire-api-space).'
      parameters:
      - $ref: '#/components/parameters/WhatsAppTemplatePathID'
      responses:
        '200':
          description: The request has succeeded.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/WhatsAppTemplateResponse'
        '400':
          description: The request is invalid.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode400'
        '401':
          description: Access is unauthorized.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode401'
        '404':
          description: The server cannot find the requested resource.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode404'
        '422':
          description: The request contains invalid parameters. See errors for details.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode422'
        '500':
          description: An internal server error occurred.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode500'
      tags:
      - WhatsApp Templates
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UpdateWhatsAppTemplateRequest'
    delete:
      operationId: delete_whatsapp_template
      summary: Delete a message template
      description: 'Deletes a message template.


        #### Permissions


        The API token used to authenticate must have the following scope(s) enabled to make a successful request: _Numbers_.


        [Learn more about API scopes](/docs/platform/your-signalwire-api-space).'
      parameters:
      - $ref: '#/components/parameters/WhatsAppTemplatePathID'
      responses:
        '200':
          description: Response returned when a template has been deleted.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/WhatsAppTemplateDeleteResponse'
        '401':
          description: Access is unauthorized.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode401'
        '404':
          description: The server cannot find the requested resource.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode404'
        '500':
          description: An internal server error occurred.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Types.StatusCodes.StatusCode500'
      tags:
      - WhatsApp Templates
components:
  schemas:
    WhatsAppTemplateCategory:
      type: string
      enum:
      - utility
      - marketing
      - authentication
      description: The category of a WhatsApp message template.
    WhatsAppTemplateResponse:
      type: object
      required:
      - id
      - name
      - category
      - components
      - language
      - parameter_format
      - template_id
      - template_status
      - whatsapp_business_id
      - created_at
      - updated_at
      properties:
        id:
          allOf:
          - $ref: '#/components/schemas/uuid'
          description: The SignalWire identifier of the template.
          examples:
          - 3fa85f64-5717-4562-b3fc-2c963f66afa6
        name:
          type: string
          description: The template name. Lowercase letters, numbers, and underscores only.
          examples:
          - order_update
        category:
          allOf:
          - $ref: '#/components/schemas/WhatsAppTemplateCategory'
          description: The template category.
          examples:
          - utility
        components:
          type: array
          items:
            $ref: '#/components/schemas/WhatsAppTemplateComponent'
          description: The template's components (header, body, footer, buttons).
        language:
          type: string
          description: The template language code.
          examples:
          - en_US
        parameter_format:
          allOf:
          - $ref: '#/components/schemas/WhatsAppTemplateParameterFormat'
          description: How the template's variable placeholders are referenced.
          examples:
          - positional
        template_id:
          type: string
          description: Meta's identifier for the template.
          examples:
          - '1164792772433648'
        template_status:
          allOf:
          - $ref: '#/components/schemas/WhatsAppTemplateStatus'
          description: The Meta approval status of the template.
          examples:
          - approved
        whatsapp_business_id:
          allOf:
          - $ref: '#/components/schemas/uuid'
          description: The SignalWire identifier of the WhatsApp Business Account the template belongs to.
          examples:
          - 3fa85f64-5717-4562-b3fc-2c963f66afa6
        created_at:
          type: string
          description: The date and time when the template was created.
          examples:
          - '2024-01-15T10:30:00Z'
        updated_at:
          type: string
          description: The date and time when the template was last updated.
          examples:
          - '2024-01-15T10:30:00Z'
        discarded_at:
          type: string
          description: The date and time when the template was discarded, if applicable.
          examples:
          - '2024-01-15T10:30:00Z'
      unevaluatedProperties:
        not: {}
      description: Response containing a single message template.
    Types.StatusCodes.StatusCode401:
      type: object
      required:
      - error
      properties:
        error:
          type: string
          enum:
          - Unauthorized
      unevaluatedProperties:
        not: {}
      description: Access is unauthorized.
    WhatsAppTemplateParameterFormat:
      type: string
      enum:
      - named
      - positional
      description: How a template's variable placeholders are referenced.
    WhatsAppTemplateComponent:
      type: object
      required:
      - type
      properties:
        type:
          type: string
          description: 'The component type: `HEADER`, `BODY`, `FOOTER`, or `BUTTONS`.'
          examples:
          - BODY
      unevaluatedProperties: {}
      description: A template component. The `type` is one of `HEADER`, `BODY`, `FOOTER`, or `BUTTONS`. Additional fields depend on the component type — for example, a `BODY` carries `text`, while `BUTTONS` carries a `buttons` array. See the create example for the full shape.
    WhatsAppTemplateListResponse:
      type: object
      required:
      - data
      properties:
        data:
          type: array
          items:
            $ref: '#/components/schemas/WhatsAppTemplate'
          description: List of message templates.
      unevaluatedProperties:
        not: {}
      description: Response containing a list of message templates.
    Types.StatusCodes.StatusCode400:
      type: object
      required:
      - error
      properties:
        error:
          type: string
          enum:
          - Bad Request
      unevaluatedProperties:
        not: {}
      description: The request is invalid.
    UpdateWhatsAppTemplateRequest:
      type: object
      properties:
        category:
          allOf:
          - $ref: '#/components/schemas/WhatsAppTemplateCategory'
          description: The updated template category. Required if `components` is omitted.
          examples:
          - marketing
        components:
          type: array
          items:
            $ref: '#/components/schemas/WhatsAppTemplateComponent'
          description: The updated components. Required if `category` is omitted.
      unevaluatedProperties:
        not: {}
      description: Request body for updating a template. Provide `category`, `components`, or both. A template can only be updated while it is not yet approved.
    WhatsAppTemplateStatus:
      type: string
      enum:
      - approved
      - archived
      - deleted
      - disabled
      - flagged
      - in_appeal
      - limit_exceeded
      - locked
      - paused
      - pending
      - reinstated
      - pending_deletion
      - rejected
      description: The Meta approval status of a template. A template must be `approved` before it can be used to send messages.
    uuid:
      type: string
      format: uuid
      description: Universal Unique Identifier.
    Types.StatusCodes.StatusCode404:
      type: object
      required:
      - error
      properties:
        error:
          type: string
          enum:
          - Not Found
      unevaluatedProperties:
        not: {}
      description: The server cannot find the requested resource.
    WhatsAppTemplate:
      type: object
      required:
      - id
      - name
      - category
      - components
      - language
      - parameter_format
      - template_id
      - template_status
      - whatsapp_business_id
      - created_at
      - updated_at
      properties:
        id:
          allOf:
          - $ref: '#/components/schemas/uuid'
          description: The SignalWire identifier of the template.
          examples:
          - 3fa85f64-5717-4562-b3fc-2c963f66afa6
        name:
          type: string
          description: The template name. Lowercase letters, numbers, and underscores only.
          examples:
          - order_update
        category:
          allOf:
          - $ref: '#/components/schemas/WhatsAppTemplateCategory'
          description: The template category.
          examples:
          - utility
        components:
          type: array
          items:
            $ref: '#/components/schemas/WhatsAppTemplateComponent'
          description: The template's components (header, body, footer, buttons).
        language:
          type: string
          description: The template language code.
          examples:
          - en_US
        parameter_format:
          allOf:
          - $ref: '#/components/schemas/WhatsAppTemplateParameterFormat'
          description: How the template's variable placeholders are referenced.
          examples:
          - positional
        template_id:
          type: string
          description: Meta's identifier for the template.
          examples:
          - '1164792772433648'
        template_status:
          allOf:
          - $ref: '#/components/schemas/WhatsAppTemplateStatus'
          description: The Meta approval status of the template.
          examples:
          - approved
        whatsapp_business_id:
          allOf:
          - $ref: '#/components/schemas/uuid'
          description: The SignalWire identifier of the WhatsApp Business Account the template belongs to.
          examples:
          - 3fa85f64-5717-4562-b3fc-2c963f66afa6
        created_at:
          type: string
          description: The date and time when the template was created.
          examples:
          - '2024-01-15T10:30:00Z'
        updated_at:
          type: string
          description: The date and time when the template was last updated.
          examples:
          - '2024-01-15T10:30:00Z'
        discarded_at:
          type: string
          description: The date and time when the template was discarded, if applicable.
          examples:
          - '2024-01-15T10:30:00Z'
      unevaluatedProperties:
        not: {}
      description: A WhatsApp message template.
    Types.StatusCodes.StatusCode500:
      type: object
      required:
      - error
      properties:
        error:
          type: string
          enum:
          - Internal Server Error
      unevaluatedProperties:
        not: {}
      description: An internal server error occurred.
    Types.StatusCodes.StatusCode422:
      type: object
      required:
      - errors
      properties:
        errors:
          type: array
          items:
            $ref: '#/components/schemas/Types.StatusCodes.RestApiErrorItem'
          description: List of validation errors.
      unevaluatedProperties:
        not: {}
      description: The request contains invalid parameters. See errors for details.
    CreateWhatsAppTemplateRequest:
      type: object
      required:
      - whatsapp_business_id
      - name
      - language
      - category
      - parameter_format
      - components
      properties:
        whatsapp_business_id:
          allOf:
          - $ref: '#/components/schemas/uuid'
          description: The WhatsApp Business Account the template belongs to. List your accounts at `GET /api/messaging/whatsapp/businesses`.
          examples:
          - 3fa85f64-5717-4562-b3fc-2c963f66afa6
        name:
          type: string
          maxLength: 512
          pattern: ^[a-z0-9_]*$
          description: The template name. Maximum 512 characters; lowercase letters, numbers, and underscores only.
          examples:
          - order_update
        language:
          type: string
          description: The template language code.
          examples:
          - en_US
        category:
          allOf:
          - $ref: '#/components/schemas/WhatsAppTemplateCategory'
          description: The template category.
          examples:
          - utility
        parameter_format:
          allOf:
          - $ref: '#/components/schemas/WhatsAppTemplateParameterFormat'
          description: How the template's variable placeholders are referenced.
          examples:
          - positional
        components:
          type: array
          items:
            $ref: '#/components/schemas/WhatsAppTemplateComponent'
          description: The template's components. Must include a `BODY` component. Each component is an object whose fields depend on its `type` — see the request example.
          examples:
          - - type: HEADER
              format: TEXT
              text: Order Update for {{1}}
              example:
                header_text:
                - Jane Smith
            - type: BODY
              text: Your order {{1}} is currently {{2}}.
              example:
                body_text:
                - - ORD-9821
                  - out for delivery
            - type: FOOTER
              text: Thank you for shopping with us.
            - type: BUTTONS
              buttons:
              - type: QUICK_REPLY
                text: Track Order
              - type: URL
                text: Contact Support
                url: https://example.com/support
      unevaluatedProperties:
        not: {}
      description: Request body for creating a message template.
    Types.StatusCodes.RestApiErrorItem:
      type: object
      required:
      - type
      - code
      - message
      - url
      properties:
        type:
          type: string
          description: The category of error.
          examples:
          - validation_error
        code:
          type: string
          description: A specific error code.
          examples:
          - invalid_parameter
        message:
          type: string
          description: A description of what caused the error.
          examples:
          - Name must be present
        attribute:
          anyOf:
          - type: string
          - type: 'null'
          description: The request parameter that caused the error, if applicable.
          examples:
          - name
        url:
          type: string
          description: A link to documentation about this error.
          examples:
          - https://signalwire.com/docs/apis/error-codes
      unevaluatedProperties:
        not: {}
      description: Details about a specific error.
    WhatsAppTemplateDeleteResponse:
      type: object
      required:
      - success
      - errors
      properties:
        success:
          type: boolean
          description: Whether the template was deleted successfully at Meta.
        errors:
          description: Empty array when the deletion succeeds; otherwise the error details returned by Meta.
      unevaluatedProperties:
        not: {}
      description: Response returned when a template has been deleted.
  parameters:
    ListWhatsAppTemplatesQuery.whatsapp_business_id:
      name: whatsapp_business_id
      in: query
      required: false
      description: Filter to templates belonging to a specific WhatsApp Business Account.
      schema:
        $ref: '#/components/schemas/uuid'
      explode: false
    ListWhatsAppTemplatesQuery.status:
      name: status
      in: query
      required: false
      description: Filter by approval status.
      schema:
        $ref: '#/components/schemas/WhatsAppTemplateStatus'
      explode: false
    WhatsAppTemplatePathID:
      name: id
      in: path
      required: true
      description: The template ID — either the SignalWire ID (a UUID) or the Meta template ID (a numeric string). Both are accepted.
      schema:
        type: string
  securitySchemes:
    SignalWireBasicAuth:
      type: http
      scheme: Basic
      description: 'SignalWire Basic Authentication using Project ID and API Token.


        The client sends HTTP requests with the Authorization header containing

        the word Basic followed by a space and a base64-encoded string of project_id:token.

        The project ID will be used as the username and the API token as the password.


        Example:

        ```

        Authorization: Basic base64(project_id:token)

        ```'
      x-fern-basic:
        username:
          name: project_id
          env: SIGNALWIRE_PROJECT_ID
        password:
          name: api_token
          env: SIGNALWIRE_API_TOKEN
    SignalWireBearerAuth:
      type: http
      scheme: Bearer
      description: 'SignalWire Bearer Token Authentication for subscriber endpoints.

        The client sends HTTP requests with the Authorization header containing

        the word Bearer followed by a space and the subscriber token.


        Example:

        ```

        Authorization: Bearer <subscriber_token>

        ```'