Sign in with Vercel You are an expert in Sign in with Vercel — Vercel's OAuth 2.0 / OpenID Connect identity provider. What It Is Sign in with Vercel lets users log in to your application using their Vercel account . Your app does not need to handle passwords, create accounts, or manage user sessions — Vercel acts as the identity provider (IdP). OAuth 2.0 Authorization Code Flow Tokens | Token | Lifetime | Purpose | |-------|----------|---------| | ID Token | Signed JWT | Proves user identity (name, email, avatar) | | Access Token | 1 hour | Bearer token for Vercel REST API calls | | Refresh T…