PropelAuth Logo

The only B2B auth solution
built for AI-native companies

Multi-tenant auth has different requirements. Make sure you're meeting them, whether you are onboarding humans or AI agents.

Cloud-based infrastructure illustration

Cloud

A fully managed auth solution. Everything you need from pre-launch to IPO.

Bring your own infrastructure illustration

Bring-Your-Own Auth

Add advanced auth features with our self-hosted solution. No migration needed.

CUSTOMERS

Powering auth for thousands of B2B businesses of all sizes

Letter AI logoSalesforce logoBrilliant Earth logoLangchain logoTennr logoHubble logoKintsugi logoStably logoSafetykit logoMercoa logoMetriport logoBuildwitt logoVector logoOctomind logoClueso logoDuro logoLetter AI logoSalesforce logoBrilliant Earth logoLangchain logoTennr logoHubble logoKintsugi logoStably logoSafetykit logoMercoa logoMetriport logoBuildwitt logoVector logoOctomind logoClueso logoDuro logo

ALL-IN-ONE

Everything your B2B product needs

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Launch in minutes, customize everything

Start with polished, pre-built UIs and idiomatic client libraries to get live fast. When you're ready for full control, swap in our customizable component library.

Image showing Owner, Member and Admin roles

Organizations & Advanced RBAC

Organizations are a first-class concept. Define custom roles and permissions globally or per organization, with dedicated internal roles for your support team.

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Enterprise SSO & SCIM

SAML, OIDC, and SCIM are deeply integrated into the organization model. Your customers can onboard themselves with our self-service setup.

Enterprise security checkboxes

Every enterprise checkbox, already handled

Security questionnaires don't have to mean engineering sprints. Password policies, enforced MFA, per-org session controls - they're all built in and configurable without touching your code.

MCP server authentication

First-class MCP server auth

NEW

Ship an MCP server with production-grade auth out of the box. With OAuth 2.1 flows, dynamic client registration, custom scopes, and token revocation built in.

Image showing an example audit log

Your entire auth operation, one dashboard

Manage users, impersonate accounts with built-in audit trails, track growth with user insights, and review detailed audit logs - all in one place.

Designed for all stages of growth

Pre-launch

Get your product to market fast while creating a stable foundation for future growth.

Early stage

Adjust your authentication configuration for your user base, and empower your team to provide best-in-class customer support.

Scaling

Sail through any sales cycle with ease, knowing you're giving their team full peace of mind.

IDIOMATIC

Thoughtfully designed client libraries
for any stack

Our client libraries are important because they become part of your codebase. We strive to make them easy to use - whether you have a background in auth or not.

const WelcomeMessage = withRequiredAuthInfo({user} => {
    return <div>Welcome, {user.firstName}!</div>
})

TESTIMONIALS

See what our customers are saying

Because PropelAuth is so reliable, I never have to think about problems with user management. It just works.

Armen Forget

Letter AI, Founder

PropelAuth enabled us to build and launch our MVP within a week, and we have scaled to 1,500 organizations in four months without authentication issues.

Liam Hwang

Runbear, Founder

Incredibly easy set up, new features dropped all the time. [The team] has been fantastic every step of the way. I cannot recommend PropelAuth highly enough.

Stephen Campbell

Revamp, Founder

The API documentation, the customer support and the overall experience is unparalleled.

Pujun Bhatnagar

Kintsugi, Founder

Auth is basically the only part of our system that isn’t always on fire as we grow.

Founder

Seed Stage Startup

I recently moved to a new role and we’re starting to re-think identity. I pointed the team to PropelAuth and in 10 mins they were convinced .

Anonymous

CTO, Seed Stage Startup

[PropelAuth] allowed us to focus on our main product features, while not worrying about the auth portion.

Josh Gray

Artemis, Founder

We're using Propelauth for authentication, and it's been fantastic. The organization, user management, and everything else is top-notch and I'm thrilled with my decision to use it.

Founder

Stealth

Reach for
new heights

B2B first and always

We build authentication for, and only for, B2B companies. That means no unnecessary features or complicated pricing structures.