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Sandbox Credentials

This page covers the sandbox-specific values you'll need when making API requests. It assumes you have already created an app and have received a clientId and clientSecret.

Sandbox URLs

  • Authentication base URL: https://auth.sandbox.openbankingplatform.com
  • API base URL: https://api.sandbox.openbankingplatform.com

PSU Identifiers

In your API requests, you can generally set PSU-ID and/or PSU-Corporate-ID to any value of your choice. However, there are specific identifiers that you can use to test negative test scenarios:

Values for PSU-ID

PSU-ID ValueAPIScenarioMessage Code
99990101001ConsentAuthorisation fails due to the PSU having insufficient permissions in the online bank.PSU_RIGHTS_MISSING
99990101002PISAuthorisation successful but authorisation by a second PSU is required.AUTHORISATION_PENDING_API
99990101003ConsentAuthorisation successful but authorisation by a second PSU is required.N/A
99990101004Consent & PISAuthorisation fails due to the session expiring before PSU can authenticate.AUTHENTICATION_SESSION_EXPIRED
99990101005Consent & PISAuthorisation fails due BankID not being activated at the bank.BANKID_NOT_ACTIVATED

Values for PSU-Corporate-ID

PSU-Corporate-ID ValueAPIScenario
Ends in odd digitKYCKYC returns Invalid status.
Last modified on August 24, 2026
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