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OpenAPI Specification

openapi: 3.2.0
info:
  title: TSYS Payment Gateway Authorization API
  description: TSYS Payment Gateway API for processing credit, debit, and prepaid card transactions. Supports authorization, capture, void, refund, and inquiry operations for card-present (POS) and card-not-present (ecommerce) scenarios. Part of the Global Payments / TSYS payment processing platform.
  version: 1.0.0
  contact:
    name: TSYS Developer Support
    url: https://developers.tsys.com/
servers:
- url: https://api.tsys.com/v1
  description: TSYS Payment Gateway Production API
security:
- apiKeyAuth: []
tags:
- name: Authorization
  description: Authorize card payments
paths:
  /transactions/authorize:
    post:
      operationId: authorizeTransaction
      summary: Authorize Transaction
      description: Authorize a credit, debit, or prepaid card transaction without capturing. Returns an authorization code that can be used to capture the transaction later.
      tags:
      - Authorization
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AuthorizationRequest'
      responses:
        '200':
          description: Authorization response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AuthorizationResponse'
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  schemas:
    AuthorizationResponse:
      type: object
      properties:
        transactionId:
          type: string
        authorizationCode:
          type: string
        status:
          type: string
          enum:
          - approved
          - declined
          - partial
          - error
        responseCode:
          type: string
        responseMessage:
          type: string
        amount:
          type: number
          format: float
        approvedAmount:
          type: number
          format: float
        avsResponse:
          type: string
          description: Address verification response code
        cvvResponse:
          type: string
          description: CVV match response code
        timestamp:
          type: string
          format: date-time
    CardData:
      type: object
      description: Card payment credentials
      properties:
        cardNumber:
          type: string
          description: Tokenized card number (PAN token)
        expirationDate:
          type: string
          description: Card expiration date (MMYY format)
        cvv:
          type: string
          description: Card verification value
        cardholderName:
          type: string
        billingAddress:
          type: object
          properties:
            zip:
              type: string
            street:
              type: string
    AuthorizationRequest:
      type: object
      required:
      - amount
      - currency
      - card
      - merchantId
      properties:
        merchantId:
          type: string
          description: TSYS merchant ID
        amount:
          type: number
          format: float
          description: Transaction amount
        currency:
          type: string
          default: USD
          description: ISO 4217 currency code
        card:
          $ref: '#/components/schemas/CardData'
        orderId:
          type: string
          description: Merchant-assigned order identifier
        description:
          type: string
        ipAddress:
          type: string
          description: Customer IP address for fraud detection
    Error:
      type: object
      properties:
        code:
          type: string
        message:
          type: string
        transactionId:
          type: string
  responses:
    Unauthorized:
      description: Authentication required or invalid credentials
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    BadRequest:
      description: Invalid request parameters
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    apiKeyAuth:
      type: apiKey
      in: header
      name: X-TSYS-API-Key