naftiko: 1.0.0-alpha2 info: label: Western Union Mass Payments API — Payments description: 'Western Union Mass Payments API — Payments. 3 operations. Lead operation: List Payments in Batch. Self-contained Naftiko capability covering one Western Union business surface.' tags: - Western Union - Payments created: '2026-05-19' modified: '2026-05-19' binds: - namespace: env keys: WESTERN_UNION_API_KEY: WESTERN_UNION_API_KEY capability: consumes: - type: http namespace: mass-payments-payments baseUri: https://api.westernunion.com description: Western Union Mass Payments API — Payments business capability. Self-contained, no shared references. resources: - name: customers-clientId-batches-batchId-payments path: /customers/{clientId}/batches/{batchId}/payments operations: - name: listpayments method: GET description: List Payments in Batch outputRawFormat: json outputParameters: - name: result type: object value: $. inputParameters: - name: clientId in: path type: string description: The partner's Western Union client ID. required: true - name: batchId in: path type: string description: The batch identifier. required: true - name: createpayment method: POST description: Add Payment to Batch outputRawFormat: json outputParameters: - name: result type: object value: $. inputParameters: - name: clientId in: path type: string description: The partner's Western Union client ID. required: true - name: batchId in: path type: string description: The batch to add the payment to. required: true - name: body in: body type: object description: Request body (JSON). required: true - name: customers-clientId-batches-batchId-payments-paymentId path: /customers/{clientId}/batches/{batchId}/payments/{paymentId} operations: - name: getpayment method: GET description: Get Payment outputRawFormat: json outputParameters: - name: result type: object value: $. inputParameters: - name: clientId in: path type: string description: The partner's Western Union client ID. required: true - name: batchId in: path type: string description: The batch identifier. required: true - name: paymentId in: path type: string description: The payment identifier. required: true exposes: - type: rest namespace: mass-payments-payments-rest port: 8080 description: REST adapter for Western Union Mass Payments API — Payments. One Spectral-compliant resource per consumed operation, prefixed with /v1. resources: - path: /v1/customers/{clientid}/batches/{batchid}/payments name: customers-clientid-batches-batchid-payments description: REST surface for customers-clientId-batches-batchId-payments. operations: - method: GET name: listpayments description: List Payments in Batch call: mass-payments-payments.listpayments with: clientId: rest.clientId batchId: rest.batchId outputParameters: - type: object mapping: $. - method: POST name: createpayment description: Add Payment to Batch call: mass-payments-payments.createpayment with: clientId: rest.clientId batchId: rest.batchId body: rest.body outputParameters: - type: object mapping: $. - path: /v1/customers/{clientid}/batches/{batchid}/payments/{paymentid} name: customers-clientid-batches-batchid-payments-paymentid description: REST surface for customers-clientId-batches-batchId-payments-paymentId. operations: - method: GET name: getpayment description: Get Payment call: mass-payments-payments.getpayment with: clientId: rest.clientId batchId: rest.batchId paymentId: rest.paymentId outputParameters: - type: object mapping: $. - type: mcp namespace: mass-payments-payments-mcp port: 9090 transport: http description: MCP adapter for Western Union Mass Payments API — Payments. One tool per consumed operation, routed inline through this capability's consumes block. tools: - name: list-payments-batch description: List Payments in Batch hints: readOnly: true destructive: false idempotent: true call: mass-payments-payments.listpayments with: clientId: tools.clientId batchId: tools.batchId outputParameters: - type: object mapping: $. - name: add-payment-batch description: Add Payment to Batch hints: readOnly: false destructive: false idempotent: false call: mass-payments-payments.createpayment with: clientId: tools.clientId batchId: tools.batchId body: tools.body outputParameters: - type: object mapping: $. - name: get-payment description: Get Payment hints: readOnly: true destructive: false idempotent: true call: mass-payments-payments.getpayment with: clientId: tools.clientId batchId: tools.batchId paymentId: tools.paymentId outputParameters: - type: object mapping: $.