Clerk Auth Lab

Deploy-ready auth verification harness

Validate Clerk sign-in and backend JWT checks in one place.

Use this app to confirm Clerk routing, token minting, and FastAPI protected endpoint behavior for issuer, audience, and subject claim validation.

Validation scope

  • Clerk sign-in/sign-up route flow
  • Bearer token fetch from browser session
  • Backend issuer/JWKS/audience verification
  • Error visibility for auth misconfiguration