Product overview — Authentication & Identity
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Clerk
Clerk is managed auth optimized for shipping fast with polished UI and user management. It’s a strong default for modern SaaS, with upgrades driven by scale and B2B org features.
Sources linked — see verification below.
Freshness & verification
Who is this best for?
This is the fastest way to decide whether Clerk is in the right neighborhood.
Best for
- Startups and product teams prioritizing speed-to-market
- SaaS products that want a polished auth UX without building it
- Teams building B2B SaaS needing org/team primitives quickly
- Apps where auth is necessary but not the core differentiation
- Teams wanting to reduce auth-related maintenance burden
Who should avoid
- You need maximum customization of auth flows and UI
- You require strict control over hosting, data residency, or compliance
- You want cloud-native primitives and to avoid external identity vendors
- You need workforce IAM governance features (access reviews, provisioning)
- You anticipate switching identity providers frequently
Sources & verification
Pricing and behavioral information comes from public documentation and structured research. When information is incomplete or volatile, we prefer to say so rather than guess.