Clerk · Rate Limits

Clerk Com Rate Limits

Name: Clerk Com Rate Limits
Creator: Clerk
Keywords: Authentication, Authorization, B2B SaaS, CIAM, Identity Management, MFA, OAuth, OpenID Connect, Organizations, Passkeys, SAML, Security, Sessions, SSO, User Management

Clerk publishes rate limits scoped to the Backend API, the Frontend API, and special-purpose endpoints (verifications, OAuth, sign-in, sign-up). Limits are enforced per instance (per publishable key) and surface a `Retry-After` header on 429 responses. Values below reflect Clerk's documented production limits and are subject to change.

Clerk Com Rate Limits is the machine-readable rate-limit profile for Clerk on the APIs.io network, conforming to the API Commons Rate Limits specification.

The profile also includes 6 backoff/retry policies defined.

Tagged areas include Authentication, Authorization, B2B SaaS, CIAM, and Identity Management.

0 Limits

AuthenticationAuthorizationB2B SaaSCIAMIdentity ManagementMFAOAuthOpenID ConnectOrganizationsPasskeysSAMLSecuritySessionsSSOUser Management

Policies

Backend API default

Backend API bulk-write endpoints

Frontend API default

Sign-in / Sign-up attempts

Verification code requests

Webhook delivery

Sources

https://clerk.com/docs/backend-requests/resources/rate-limits