Handwrite IO · Capability

Handwrite IO API — Send

Handwrite IO API — Send. 1 operations. Lead operation: Send a Letter. Self-contained Naftiko capability covering one Handwrite Io business surface.

Run with Naftiko Handwrite IoSend

What You Can Do

POST
Sendletter — Send a Letter
/v1/send

MCP Tools

send-letter

Send a Letter

Capability Spec

handwrite-io-send.yaml Raw ↑
naftiko: 1.0.0-alpha2
info:
  label: Handwrite IO API — Send
  description: 'Handwrite IO API — Send. 1 operations. Lead operation: Send a Letter. Self-contained Naftiko capability covering
    one Handwrite Io business surface.'
  tags:
  - Handwrite Io
  - Send
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    HANDWRITE_IO_API_KEY: HANDWRITE_IO_API_KEY
capability:
  consumes:
  - type: http
    namespace: handwrite-io-send
    baseUri: https://api.handwrite.io/v1
    description: Handwrite IO API — Send business capability. Self-contained, no shared references.
    resources:
    - name: send
      path: /send
      operations:
      - name: sendletter
        method: POST
        description: Send a Letter
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    authentication:
      type: apikey
      key: Authorization
      value: '{{env.HANDWRITE_IO_API_KEY}}'
      placement: header
  exposes:
  - type: rest
    namespace: handwrite-io-send-rest
    port: 8080
    description: REST adapter for Handwrite IO API — Send. One Spectral-compliant resource per consumed operation, prefixed
      with /v1.
    resources:
    - path: /v1/send
      name: send
      description: REST surface for send.
      operations:
      - method: POST
        name: sendletter
        description: Send a Letter
        call: handwrite-io-send.sendletter
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: handwrite-io-send-mcp
    port: 9090
    transport: http
    description: MCP adapter for Handwrite IO API — Send. One tool per consumed operation, routed inline through this capability's
      consumes block.
    tools:
    - name: send-letter
      description: Send a Letter
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: handwrite-io-send.sendletter
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.