Geidea

Geidea Direct API

Server-to-server 3-D Secure authentication and card payment.

GitHub OpenAPI

Operations 3

POST /pgw/api/v6/direct/authenticate/initiate Initiate Authentication #
POST /pgw/api/v6/direct/authenticate/payer Authenticate Payer #
POST /pgw/api/v2/direct/pay Pay #

Documentation

📖
Documentation
https://docs.geidea.net/docs/geidea-checkout-v2
📖
APIReference
https://docs.geidea.net/reference/create-session-v2-1
📖
Documentation
https://docs.geidea.net/docs/pg-direct-api
📖
APIReference
https://docs.geidea.net/reference/pay-v-2
📖
Documentation
https://docs.geidea.net/docs/tokenization
📖
APIReference
https://docs.geidea.net/reference/retrieve-token-1
📖
Documentation
https://docs.geidea.net/docs/overview-1
📖
APIReference
https://docs.geidea.net/reference/refund-1-1

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/geidea/refs/heads/main/openapi/geidea-direct-api-api-openapi.yml

Other Resources

🔗
PostmanCollection
https://raw.githubusercontent.com/api-evangelist/geidea/refs/heads/main/collections/geidea.postman_collection.json
🔗
OpenCollection
https://raw.githubusercontent.com/api-evangelist/geidea/refs/heads/main/collections/geidea.opencollection.json

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OpenAPI Specification

geidea-direct-api-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Geidea Payment Gateway Direct API
  description: The Geidea Payment Gateway API lets merchants across the MENA region accept card and wallet payments.
  version: '1.0'
  contact:
    name: Geidea
    url: https://docs.geidea.net
  x-modeled-note: Endpoint paths and HTTP methods are confirmed from the Geidea API reference (docs.geidea.net). Request/response bodies are representative and modeled, not copied verbatim from an official OpenAPI file.
servers:
- url: https://api.ksamerchant.geidea.net
  description: Saudi Arabia (KSA) production
- url: https://api.merchant.geidea.net
  description: Egypt production
- url: https://api.geidea.ae
  description: UAE production
security:
- basicAuth: []
tags:
- name: Direct API
  description: Server-to-server 3-D Secure authentication and card payment.
paths:
  /pgw/api/v6/direct/authenticate/initiate:
    post:
      operationId: initiateAuthentication
      tags:
      - Direct API
      summary: Initiate Authentication
      description: Starts 3-D Secure authentication for a card within an existing session, returning the data needed to challenge or frictionlessly authenticate the payer.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/InitiateAuthenticationRequest'
      responses:
        '200':
          description: Authentication initiation result.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DirectResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /pgw/api/v6/direct/authenticate/payer:
    post:
      operationId: authenticatePayer
      tags:
      - Direct API
      summary: Authenticate Payer
      description: Completes 3-D Secure payer authentication, returning a threeDSecureId that is passed to the Pay operation.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AuthenticatePayerRequest'
      responses:
        '200':
          description: Payer authentication result.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DirectResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /pgw/api/v2/direct/pay:
    post:
      operationId: pay
      tags:
      - Direct API
      summary: Pay
      description: Processes a card payment against an authenticated session. Requires the sessionId, an orderId (GUID), the threeDSecureId from Authenticate Payer, and the payment method / card details.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PayRequest'
      responses:
        '200':
          description: Payment result.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrderResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
components:
  schemas:
    OrderResponse:
      type: object
      properties:
        responseCode:
          type: string
        responseMessage:
          type: string
        order:
          type: object
          properties:
            orderId:
              type: string
            status:
              type: string
            amount:
              type: number
              format: double
            currency:
              type: string
            merchantReferenceId:
              type: string
    PaymentMethod:
      type: object
      properties:
        cardHolderName:
          type: string
        cardNumber:
          type: string
        expiryDate:
          type: object
          properties:
            month:
              type: integer
            year:
              type: integer
        cvv:
          type: string
    AuthenticatePayerRequest:
      type: object
      required:
      - sessionId
      - threeDSecureId
      properties:
        sessionId:
          type: string
        threeDSecureId:
          type: string
        cardHolderResponseUrl:
          type: string
          format: uri
    Error:
      type: object
      properties:
        responseCode:
          type: string
        responseMessage:
          type: string
        detailedResponseCode:
          type: string
        detailedResponseMessage:
          type: string
    PayRequest:
      type: object
      required:
      - sessionId
      - orderId
      properties:
        sessionId:
          type: string
        orderId:
          type: string
          description: Unique order identifier (GUID).
        threeDSecureId:
          type: string
        paymentMethod:
          $ref: '#/components/schemas/PaymentMethod'
    InitiateAuthenticationRequest:
      type: object
      required:
      - sessionId
      - cardOnFile
      properties:
        sessionId:
          type: string
        orderId:
          type: string
        paymentMethod:
          $ref: '#/components/schemas/PaymentMethod'
        cardOnFile:
          type: boolean
  responses:
    Unauthorized:
      description: Missing or invalid credentials or signature.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    basicAuth:
      type: http
      scheme: basic
      description: HTTP Basic authentication using the merchant Public Key as the username and the API Password as the password. Requests additionally carry an HMAC `signature` field computed with the API Password as the secret key.