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[content]
Clerk for Startups
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Clerk for Startups
Start with user management that scales
Clerk was built for founders like you to focus on your business, not authentication.
You always get 50,000 monthly retained users and 100 monthly retained organizations free with our developer-first pricing. Clerk Pro unlocks SMS codes, allowlist and blocklists, RBAC, custom session duration, device tracking and revocation, and more.
Apply to get Clerk Pro features at a discount for your early-stage startup
. Your team is eligible up to 1 year after launch with up to $5 million in venture funding.
Apply now
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Top YC startups build with Clerk
Clerk checks all the boxes for us:
a world class developer experience
, elegant user interface, and powerful infrastructure primitives. We chose Clerk from day 1 and have been able to
scale usage seamlessly
.
Name
Catherine Jue
Role
Co-founder & CEO
Company
Kernel, YC S25
Additional Info
Raised $22m from Accel
Clerk let us
ship secure, multi-tenant auth
in our Next.js app fast-route protection, organization switching, and server-side auth() checks just work. Webhooks keep our user and organization data in sync, so
we can focus on building
Outlit instead of auth plumbing.
Name
Leo Paz
Role
Co-founder
Company
Outlit AI, YC W25
Quality and consistency in design
is everything to us - Clerk allowed us to go live immediately, while also allowing us to follow on with tailor made auth components using the same SDK.
Release now
, customize later.
Name
Luke Shiels
Role
Founder & CEO
Company
Interfere, YC S25
Additional Info
Raised $5m from Vercel, Designer fund
Integrating with Clerk was seamless and the
Slack support is superfast
. After finding a bug, we got a reply almost immediately and put up a bug fix 20 minutes after we brought up the issue!
Name
Miguel Toledo
Role
Co-founder & CTO
Company
Flex, YC S23
Additional Info
Raised $15m from First Round, Core VC
Clerk
took the pain out of auth
for us. Multi-tenant workflows and SSO were surprisingly easy to implement,
customization
was flexible enough to
match our product
, and onboarding just worked. It removed complexity we would have otherwise had to build ourselves.
Name
Kevan Dodhia
Role
Co-Founder & CTO
Company
Alter, YC S25
The
dashboard is a superpower
- we can see organizations and users in one place, inspect connected devices, and
impersonation is great for customer support
and onboarding.
Name
Daniil Bekirov
Role
CEO
Company
Sparkles, YC W26
Building out
MFA, SAML
, and phone number authentication with Clerk was super easy. I had a working MVP in just a few hours. Plus,
Clerk × Cursor works really smoothly
, which was a nice bonus.
Name
Sarman Aulakh
Role
CTO
Company
Chasi, YC W26
Product
Authentication
B2B Authentication
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2026
Clerk, Inc.
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