Clerk

Clerk

User authentication, management UIs and APIs

Overview

Clerk provides a complete suite of embeddable UIs, flexible APIs, and admin dashboards to authenticate and manage your users. It lets developers add login flows, user profiles, and admin controls into their apps through ready-to-use interfaces and programmable APIs, with an admin dashboard to manage users. Clerk differentiates itself by offering a cohesive set of UI components, APIs, and admin tooling that are designed to be embedded and customized easily, so teams can implement authentication and user management without building these parts from scratch. The goal is to help developers add secure, well-integrated authentication and user management to applications quickly by providing an all-in-one toolkit that fits into existing tech stacks.

Significant Headcount Growth

About Clerk

Simplify's Rating
Why Clerk is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Enterprise Software

Cybersecurity

Company Size

51-200

Company Stage

Early VC

Total Funding

$3.3M

Headquarters

Bordeaux, France

Founded

2019

Get referred to Clerk

See people who can refer or advise you

Simplify Jobs

Simplify's Take

What believers are saying

  • October 2025 Series C raised $50 million from Menlo and Anthropic's Anthology Fund.
  • April 2026 Clerk CLI accelerated onboarding across eight frameworks, shrinking adoption friction.
  • August 2026 updates added admin logs, mobile biometrics, discounts, and CIMD OAuth beta.

What critics are saying

  • Clerk has three 2026 CVEs, including route-protection bypasses and secret-leak SSRF.
  • Better Auth and Auth0 pressure Clerk on cost, ownership, and AI-agent identity.
  • EU data residency remains absent, blocking regulated European buyers and enterprise migrations.

What makes Clerk unique

  • Clerk CLI launched in April 2026, shipping auth setup directly from terminals.
  • Clerk MCP server and client integration make Clerk native to AI coding workflows.
  • Clerk supports MFA, passkeys, billing, and admin logs inside one developer platform.

Help us improve and share your feedback! Did you find this helpful?

Funding

Total Funding

$3.3M

Above

Industry Average

Funded Over

1 Rounds

Early VC funding comparison data is currently unavailable. We're working to provide this information soon!
Early VC Funding Comparison
Coming Soon

Benefits

Competitive salary and equity

Gear of your choice for your home office

Unlimited vacation policy - 25 days recommended per year plus national holidays in your country of residence. Take time when you need i

Growth & Insights

Headcount

6 month growth

0%

1 year growth

-1%

2 year growth

0%

Recently Posted Jobs

Sign up to get curated job recommendations

Clerk is Hiring for 1 Jobs on Simplify!

Find jobs on Simplify and start your career today

Don't see your dream role? Check out thousands of other roles on Simplify. Browse all jobs →