Overview
Clerk is a user authentication and management platform built with a strong focus on developer experience for modern frameworks like Next.js, offering pre-built, customizable UI components for sign-in, sign-up, and account management alongside its APIs.
Available On
WebAPI
Key Features
Pre-built, customizable auth UI components
Organizations & multi-tenancy support
Social login & MFA
Session management
Webhooks & user metadata
Pros
- Noticeably faster to integrate than building custom auth UI
- Excellent Next.js/React developer experience
- Built-in multi-tenant "Organizations" support out of the box
Cons
- Newer platform with a shorter enterprise compliance track record than Auth0/Okta
- Pricing scales with monthly active users
- Smaller ecosystem of framework SDKs than more established players
Pricing Plans
FreeFREE
Free
- Up to 10,000 monthly active users
- Pre-built UI components
- Social login
ProPAID
$25/mo
- Custom domains
- Removed Clerk branding
- Advanced session controls
User Reviews
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Integrations
Next.jsReactRemixSupabase
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Quick Info
Websiteclerk.com
CategorySecurity & Identity
Team SizeSTARTUP
ReleasedJanuary 1, 2020
Last UpdatedJune 1, 2026
Monthly Visits8.0M
API AvailableYes
Open SourceNo
Compare Clerk
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Clerk vs Auth0Build Custom ComparisonBest For
DevelopmentStartup