Klarna Settlements API — Transactions

naftiko: 1.0.0-alpha2
info:
  label: Klarna Settlements API — Transactions
  description: 'Klarna Settlements API — Transactions. 1 operations. Lead operation: Klarna List transactions in a payout.
    Self-contained Naftiko capability covering one Klarna business surface.'
  tags:
  - Klarna
  - Transactions
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    KLARNA_API_KEY: KLARNA_API_KEY
capability:
  consumes:
  - type: http
    namespace: settlements-transactions
    baseUri: https://api.klarna.com/settlements/v1
    description: Klarna Settlements API — Transactions business capability. Self-contained, no shared references.
    resources:
    - name: transactions
      path: /transactions
      operations:
      - name: gettransactions
        method: GET
        description: Klarna List transactions in a payout
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: payment_reference
          in: query
          type: string
          description: The reference id of the payout
        - name: order_id
          in: query
          type: string
          description: The Klarna assigned order id reference
        - name: size
          in: query
          type: integer
          description: How many elements to include in the result. If no value for size is provided, a default of 20 will
            be used. A maximum of 500 can be set.
        - name: offset
          in: query
          type: integer
          description: The current offset. Describes "where" in a collection the current starts.
    authentication:
      type: basic
      username: '{{env.KLARNA_USER}}'
      password: '{{env.KLARNA_PASS}}'
  exposes:
  - type: rest
    namespace: settlements-transactions-rest
    port: 8080
    description: REST adapter for Klarna Settlements API — Transactions. One Spectral-compliant resource per consumed operation,
      prefixed with /v1.
    resources:
    - path: /v1/transactions
      name: transactions
      description: REST surface for transactions.
      operations:
      - method: GET
        name: gettransactions
        description: Klarna List transactions in a payout
        call: settlements-transactions.gettransactions
        with:
          payment_reference: rest.payment_reference
          order_id: rest.order_id
          size: rest.size
          offset: rest.offset
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: settlements-transactions-mcp
    port: 9090
    transport: http
    description: MCP adapter for Klarna Settlements API — Transactions. One tool per consumed operation, routed inline through
      this capability's consumes block.
    tools:
    - name: klarna-list-transactions-payout
      description: Klarna List transactions in a payout
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: settlements-transactions.gettransactions
      with:
        payment_reference: tools.payment_reference
        order_id: tools.order_id
        size: tools.size
        offset: tools.offset
      outputParameters:
      - type: object
        mapping: $.