Channel API — Messages

naftiko: 1.0.0-alpha2
info:
  label: Channel API — Messages
  description: 'Channel API — Messages. 3 operations. Lead operation: Update external message status. Self-contained Naftiko
    capability covering one Front business surface.'
  tags:
  - Front
  - Messages
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    FRONT_API_KEY: FRONT_API_KEY
capability:
  consumes:
  - type: http
    namespace: channel-messages
    baseUri: https://api2.frontapp.com
    description: Channel API — Messages business capability. Self-contained, no shared references.
    resources:
    - name: channels-channel_id-conversations-conv_ext_id-messages-message_ext_id-status
      path: /channels/{channel_id}/conversations/{conv_ext_id}/messages/{message_ext_id}/status
      operations:
      - name: updateexternalmessagestatus
        method: PUT
        description: Update external message status
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: channel_id
          in: path
          type: string
          description: The channel ID. Alternatively, you can supply the channel address as a [resource alias](https://dev.frontapp.com/docs/resource-aliases-1).
          required: true
        - name: conv_ext_id
          in: path
          type: string
          description: The conversation's external ID.
          required: true
        - name: message_ext_id
          in: path
          type: string
          description: The message's external ID.
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    - name: channels-channel_id-inbound_messages
      path: /channels/{channel_id}/inbound_messages
      operations:
      - name: syncinboundmessage
        method: POST
        description: Sync inbound message
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: channel_id
          in: path
          type: string
          description: The channel ID. Alternatively, you can supply the channel address as a [resource alias](https://dev.frontapp.com/docs/resource-aliases-1).
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    - name: channels-channel_id-outbound_messages
      path: /channels/{channel_id}/outbound_messages
      operations:
      - name: syncoutboundmessage
        method: POST
        description: Sync outbound message
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: channel_id
          in: path
          type: string
          description: The channel ID. Alternatively, you can supply the channel address as a [resource alias](https://dev.frontapp.com/docs/resource-aliases-1).
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    authentication:
      type: bearer
      token: '{{env.FRONT_API_KEY}}'
  exposes:
  - type: rest
    namespace: channel-messages-rest
    port: 8080
    description: REST adapter for Channel API — Messages. One Spectral-compliant resource per consumed operation, prefixed
      with /v1.
    resources:
    - path: /v1/channels/{channel-id}/conversations/{conv-ext-id}/messages/{message-ext-id}/status
      name: channels-channel-id-conversations-conv-ext-id-messages-message-ext-id-status
      description: REST surface for channels-channel_id-conversations-conv_ext_id-messages-message_ext_id-status.
      operations:
      - method: PUT
        name: updateexternalmessagestatus
        description: Update external message status
        call: channel-messages.updateexternalmessagestatus
        with:
          channel_id: rest.channel_id
          conv_ext_id: rest.conv_ext_id
          message_ext_id: rest.message_ext_id
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/channels/{channel-id}/inbound-messages
      name: channels-channel-id-inbound-messages
      description: REST surface for channels-channel_id-inbound_messages.
      operations:
      - method: POST
        name: syncinboundmessage
        description: Sync inbound message
        call: channel-messages.syncinboundmessage
        with:
          channel_id: rest.channel_id
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/channels/{channel-id}/outbound-messages
      name: channels-channel-id-outbound-messages
      description: REST surface for channels-channel_id-outbound_messages.
      operations:
      - method: POST
        name: syncoutboundmessage
        description: Sync outbound message
        call: channel-messages.syncoutboundmessage
        with:
          channel_id: rest.channel_id
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: channel-messages-mcp
    port: 9090
    transport: http
    description: MCP adapter for Channel API — Messages. One tool per consumed operation, routed inline through this capability's
      consumes block.
    tools:
    - name: update-external-message-status
      description: Update external message status
      hints:
        readOnly: false
        destructive: false
        idempotent: true
      call: channel-messages.updateexternalmessagestatus
      with:
        channel_id: tools.channel_id
        conv_ext_id: tools.conv_ext_id
        message_ext_id: tools.message_ext_id
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: sync-inbound-message
      description: Sync inbound message
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: channel-messages.syncinboundmessage
      with:
        channel_id: tools.channel_id
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: sync-outbound-message
      description: Sync outbound message
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: channel-messages.syncoutboundmessage
      with:
        channel_id: tools.channel_id
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.