openapi: 3.1.0
info:
  title: Temenos Buy Now Pay Later Accounts Inventory 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: Inventory
  description: Inventory operations for securities and instrument data management providing master data for the wealth management platform.
paths:
  /inventory/securities:
    get:
      operationId: listSecurities
      summary: List Securities
      description: Retrieve the securities master data inventory including equities, bonds, derivatives, and funds with their classification details and market identifiers.
      tags:
      - Inventory
      parameters:
      - $ref: '#/components/parameters/pageSize'
      - $ref: '#/components/parameters/pageStart'
      - name: assetClass
        in: query
        description: Filter by asset class
        schema:
          type: string
      - name: exchange
        in: query
        description: Filter by exchange
        schema:
          type: string
      responses:
        '200':
          description: Successful retrieval of securities
          content:
            application/json:
              schema:
                type: object
                properties:
                  header:
                    $ref: '#/components/schemas/PaginationHeader'
                  body:
                    type: array
                    items:
                      $ref: '#/components/schemas/Security'
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  responses:
    Unauthorized:
      description: Authentication required
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  schemas:
    PaginationHeader:
      type: object
      description: Pagination metadata
      properties:
        page_size:
          type: integer
          description: Records per page
        page_start:
          type: integer
          description: Starting record
        total_size:
          type: integer
          description: Total records
    Security:
      type: object
      description: Security master data
      properties:
        securityId:
          type: string
          description: Internal security identifier
        isin:
          type: string
          description: ISIN code
          pattern: ^[A-Z]{2}[A-Z0-9]{9}[0-9]$
        ticker:
          type: string
          description: Ticker symbol
        securityName:
          type: string
          description: Security name
        assetClass:
          type: string
          description: Asset class classification
        exchange:
          type: string
          description: Primary listing exchange
        currency:
          type: string
          description: Trading currency
        country:
          type: string
          description: Country of issue
        lastPrice:
          type: number
          format: double
          description: Last traded price
    Error:
      type: object
      description: Error response
      properties:
        errorCode:
          type: string
          description: Error code
        errorMessage:
          type: string
          description: Error description
  parameters:
    pageStart:
      name: page_start
      in: query
      description: Starting record number
      schema:
        type: integer
        minimum: 0
        default: 0
    pageSize:
      name: page_size
      in: query
      description: Number of records per page
      schema:
        type: integer
        minimum: 1
        maximum: 100
        default: 25
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
externalDocs:
  description: Temenos BNPL API Documentation
  url: https://developer.temenos.com/service/buy-now-pay-later