generated: '2026-08-29'
method: searched
source: >-
  onboarding copy published in the public developer.sygnum.com application bundle
  ("How to connect" cards and the howToConnect page), HTTP 200, 2026-08-29
summary: >-
  Sygnum runs a named UAT environment for partner integration. It is not a self-serve
  sandbox: the bank's team completes the setup, then issues test credentials, and the API
  key appears in the overview section of the requested API inside the developer portal.
environments:
- name: UAT
  purpose: >-
    Partner integration testing against the Sygnum B2B APIs before promotion to production.
  self_serve: false
  access: >-
    Provisioned by the Sygnum team after the client relationship and contract are in place.
  base_url: not published
- name: Production
  base_url: https://api.sygnum.com/b2b
  access: OAuth 2.0 client credentials from https://auth.sygnum.com/oauth/token
quotes:
- source: https://developer.sygnum.com/how-to-connect
  text: >-
    Once the Sygnum team completes the necessary setup, test credentials will be provided,
    and the API key will appear in the overview section of the specific requested API in
    the developer portal.
- source: https://developer.sygnum.com/
  text: >-
    Connect to our UAT environment, test the APIs, and reach out if you have any questions.
    We'll assist you in completing the integration with our production environment.
test_data:
  published: false
  detail: >-
    No test values, magic identifiers, test wallets or fixture tooling are published. None
    are invented here.