📢 FAPI 2.0 Documentation Now Live — Migration Required by 31 Dec 2026
Fapi 2.0 Authentication API
Singpass Developer Docs
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Singpass Developer PortalSingpass Partner Helpdesk
  • GETTING STARTED
    • Singpass APIs Documentation
    • Quick Start
    • Pre-requisites for onboarding
    • User Journey
    • Demo App & Sample Codes
  • Products
    • Singpass Login
    • Singpass Myinfo
  • INTRODUCTION
    • Overview of Singpass
    • Understanding the basics of OIDC
  • Technical Specifications
    • Staging and Production URLs
    • Singpass Authentication API
      • Overview of Singpass Flow
      • 1. Authorization Endpoint
      • 2. Token Endpoint
      • 3. Userinfo Endpoint
      • .well-known Endpoints
        • OpenID Discovery Endpoint
        • JWKS Endpoint
      • Error Response
      • Frame busting for web views
  • Upcoming Changes
    • FAPI 2.0 Authentication API
  • Data Catalog (Myinfo)
    • Understanding the Data
    • Catalog
  • Singpass Developer Portal (SDP)
    • User Guide
    • Understanding the App Config Fields
  • TESTING
    • Testing with Singpass App
    • Myinfo Test Personas
  • MORE INFORMATION
    • Contact
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  1. Technical Specifications
  2. Singpass Authentication API

.well-known Endpoints

OpenID Discovery EndpointJWKS Endpoint
PreviousValidating the payloadNextOpenID Discovery Endpoint

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