Claude Messages API — Models

naftiko: 1.0.0-alpha2
info:
  label: Claude Messages API — Models
  description: 'Claude Messages API — Models. 2 operations. Lead operation: List Models. Self-contained Naftiko capability
    covering one Claude business surface.'
  tags:
  - Claude
  - Models
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    CLAUDE_API_KEY: CLAUDE_API_KEY
capability:
  consumes:
  - type: http
    namespace: messages-models
    baseUri: https://api.anthropic.com/v1
    description: Claude Messages API — Models business capability. Self-contained, no shared references.
    resources:
    - name: models
      path: /models
      operations:
      - name: listmodels
        method: GET
        description: List Models
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: after_id
          in: query
          type: string
          description: ID of the object to use as a cursor for pagination. Returns the page of results immediately after this
            object.
        - name: before_id
          in: query
          type: string
          description: ID of the object to use as a cursor for pagination. Returns the page of results immediately before
            this object.
        - name: limit
          in: query
          type: integer
          description: Number of items to return per page.
    - name: models-model_id
      path: /models/{model_id}
      operations:
      - name: getmodel
        method: GET
        description: Get a Model
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: model_id
          in: path
          type: string
          description: The unique identifier of the model to retrieve.
          required: true
    authentication:
      type: apikey
      key: x-api-key
      value: '{{env.CLAUDE_API_KEY}}'
      placement: header
  exposes:
  - type: rest
    namespace: messages-models-rest
    port: 8080
    description: REST adapter for Claude Messages API — Models. One Spectral-compliant resource per consumed operation, prefixed
      with /v1.
    resources:
    - path: /v1/models
      name: models
      description: REST surface for models.
      operations:
      - method: GET
        name: listmodels
        description: List Models
        call: messages-models.listmodels
        with:
          after_id: rest.after_id
          before_id: rest.before_id
          limit: rest.limit
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/models/{model-id}
      name: models-model-id
      description: REST surface for models-model_id.
      operations:
      - method: GET
        name: getmodel
        description: Get a Model
        call: messages-models.getmodel
        with:
          model_id: rest.model_id
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: messages-models-mcp
    port: 9090
    transport: http
    description: MCP adapter for Claude Messages API — Models. One tool per consumed operation, routed inline through this
      capability's consumes block.
    tools:
    - name: list-models
      description: List Models
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: messages-models.listmodels
      with:
        after_id: tools.after_id
        before_id: tools.before_id
        limit: tools.limit
      outputParameters:
      - type: object
        mapping: $.
    - name: get-model
      description: Get a Model
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: messages-models.getmodel
      with:
        model_id: tools.model_id
      outputParameters:
      - type: object
        mapping: $.