Complete user authentication, session management, and B2B SaaS multi-tenancy.
Technical Overview & Architecture
Clerk is an authentication and user management platform built from the ground up for Next.js, React, and modern full-stack web applications. It provides pre-built, beautifully styled UI components for sign-up, sign-in, user profiles, and organization switching, handling everything from passwordless magic links and OAuth to B2B multi-tenant permissions.
Pricing Breakdown
Transparent tiers and feature allotments for engineering teams.
Free
$0
- 10,000 MAUs
- Unlimited social logins
- Pre-built components
Enterprise
Custom
- SAML/OIDC SSO
- Custom SLA
- Dedicated support
Compare Clerk Against Alternatives
See how Clerk stacks up against competitor tools across speed, APIs, and pricing.