openapi: 3.1.0
info:
  title: Temenos Buy Now Pay Later Accounts Service Orchestrator API
  description: APIs for buy now pay later services with embedded Explainable AI for automated decisioning and credit offer matching. Supports interest-free and interest-bearing BNPL products with point-of-sale integration and full loan lifecycle management. Core banking agnostic and deployable on Temenos Banking Cloud.
  version: 1.0.0
  contact:
    name: Temenos Developer Support
    url: https://developer.temenos.com/
    email: api.support@temenos.com
  license:
    name: Temenos Terms of Service
    url: https://www.temenos.com/legal-information/website-terms-and-conditions/
  termsOfService: https://www.temenos.com/legal-information/website-terms-and-conditions/
servers:
- url: https://api.temenos.com/bnpl/v1
  description: Temenos BNPL API - Production
security:
- bearerAuth: []
tags:
- name: Service Orchestrator
  description: Create and manage service orchestration sequences for executing business operations spanning different applications.
paths:
  /orchestrations:
    get:
      operationId: listOrchestrations
      summary: List Orchestration Sequences
      description: Retrieve service orchestration sequence definitions for executing multi-step business operations.
      tags:
      - Service Orchestrator
      responses:
        '200':
          description: Successful retrieval of orchestrations
          content:
            application/json:
              schema:
                type: object
                properties:
                  body:
                    type: array
                    items:
                      $ref: '#/components/schemas/Orchestration'
        '401':
          $ref: '#/components/responses/Unauthorized'
    post:
      operationId: createOrchestration
      summary: Create Orchestration Sequence
      description: Create a new service orchestration sequence defining the order of business operations across different applications.
      tags:
      - Service Orchestrator
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/OrchestrationCreate'
      responses:
        '201':
          description: Orchestration created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Orchestration'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /orchestrations/{orchestrationId}/execute:
    post:
      operationId: executeOrchestration
      summary: Execute Orchestration Sequence
      description: Trigger execution of a defined service orchestration sequence with provided input parameters.
      tags:
      - Service Orchestrator
      parameters:
      - name: orchestrationId
        in: path
        required: true
        description: Orchestration sequence identifier
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                inputParameters:
                  type: object
                  description: Input parameters for the orchestration
                  additionalProperties: true
      responses:
        '202':
          description: Orchestration execution started
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrchestrationExecution'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  responses:
    Unauthorized:
      description: Authentication required
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    BadRequest:
      description: Invalid request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  schemas:
    OrchestrationCreate:
      type: object
      description: Orchestration creation request
      required:
      - name
      - steps
      properties:
        name:
          type: string
          description: Orchestration name
        description:
          type: string
          description: Orchestration description
        steps:
          type: array
          description: Orchestration steps
          items:
            type: object
            required:
            - stepOrder
            - serviceName
            - operationId
            properties:
              stepOrder:
                type: integer
              serviceName:
                type: string
              operationId:
                type: string
    Orchestration:
      type: object
      description: Service orchestration sequence
      properties:
        orchestrationId:
          type: string
          description: Orchestration identifier
        name:
          type: string
          description: Orchestration name
        description:
          type: string
          description: Orchestration description
        steps:
          type: array
          description: Orchestration steps
          items:
            type: object
            properties:
              stepOrder:
                type: integer
                description: Step order
              serviceName:
                type: string
                description: Service to invoke
              operationId:
                type: string
                description: Operation to execute
        status:
          type: string
          description: Orchestration status
    Error:
      type: object
      description: Error response
      properties:
        errorCode:
          type: string
          description: Error code
        errorMessage:
          type: string
          description: Error description
    OrchestrationExecution:
      type: object
      description: Orchestration execution status
      properties:
        executionId:
          type: string
          description: Execution identifier
        orchestrationId:
          type: string
          description: Orchestration identifier
        status:
          type: string
          description: Execution status
          enum:
          - STARTED
          - IN_PROGRESS
          - COMPLETED
          - FAILED
        startTime:
          type: string
          format: date-time
          description: Start timestamp
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
externalDocs:
  description: Temenos BNPL API Documentation
  url: https://developer.temenos.com/service/buy-now-pay-later