OneLinQ Simplified PIS API flow

OneLinQ Simplified PIS

OneLinQ Simplified PIS APIs

API Name

API Endpoint

API Description

Payment Create

POST /payments

Creates a payment.

Payment Create Status

GET /payments/{PaymentId}/status

Returns the status of created payment.

Payment Redirect

GET /payments/redirect

Returns redirect Url for authorize payment.

Standing order Payment Create

POST /standing-order-payments

Creates a Standing order Payment.

Payment Create Status

GET /standing-order-payments/{PaymentId}/status

Returns the status of created Standing order Payment.

Bulk Payment Create

POST /bulk-payments

Creates a Bulk payment.

Bulk Payment Create Status

GET /bulk-payments/{PaymentId}/status

Returns the status of created bulk payment.

International payment Create

POST /international-payments

Creates a international payments.

International payment create status

GET /international-payments/{PaymentId}/status

Returns the status of created international payment.

OneLinQ Simplified PIS API Flow Diagram

OneLinQ Simplified PIS API Steps for both Oauth and Redirect SCA

Step 1: Pre-step Oauth

  • PSU will request to make a payment.
  • Depends on destination bank,Fintech/TPP has to do a pre-step authorization_code (A.C.) / client_credentials (C.C.) access token Oauth.

Step 2: Create Payment

  • Fintech/TPP will send the payment request with A.C / C.C. access token to Simplified.
  • Simplified will call PSD2 IO internally and return response containing PaymentId, Redirect SCA approach to Fintech/TPP.

Step 3: Redirect

  • Fintech/TPP will redirect PSU to ‘/redirect’ URL with Client Id, PaymentId to authenticate the PaymentId from PSU.
  • PSU will get redirected to simplified redirect URL through browser.
  • Simplified will redirect PSU to ASPSP redirect URL through browser.
  • ASPSP will redirect PSU to login page for authentication.
  • PSU has to authenticate with his credentials on ASPSP’s login page.
  • Once authenticated, ASPSP will ask to allow access for authorization.
  • PSU will allow access.
  • ASPSP will return success along with PaymentId on the success URL of simplified.
  • Simplified will return success along with PaymentId on the success URL of Fintech/TPP.