Outbound API (from D1)

Use outbound APIs when the D1 backend calls your issuer backend.

Use the interactive reference pages below for day-to-day integration. Download the OpenAPI specs only if you want to import them into your tooling.

Download OpenAPI specs

• D1-Public-OUT-v1-Auth2.json (OAuth 2.0)
• D1-Public-OUT-v1-Consumer.json (Consumer)
• D1-Public-OUT-v1-PIN-Management.json (PIN)
• D1-Public-OUT-v1-Physical-Issuance.json (Physical)