/API TERMS
API Terms/Security & Auth/Clerk API

Clerk API

clerk.com

Provides authentication, user management, and organization (B2B) management through embeddable UI components and backend APIs.

The Clerk API API has freemium pricing; offers a free tier (Hobby plan: Free, up to 50,000 monthly retained users and 100 monthly retained orgs per app, no credit card required). Verified 2026-07-13 with per-field source links.

Security & Auth Verified 2026-07-13 medium confidence
Base URL
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Auth
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Free tier
Hobby plan: Free, up to 50,000 monthly retained users and 100 monthly retained orgs per app, no credit card required
clerk.com ↗
Pricing model
freemium
clerk.com ↗
Pricing
Hobby: Free (50K MRUs/app); Pro: $20/mo billed annually ($25/mo monthly), 50K MRUs included, $0.02/MRU overage; Business: $250/mo billed annually ($300 monthly); Enterprise: custom. Billing add-on 0.7% of billing volume.
clerk.com ↗
Rate limits
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no source
OpenAPI spec
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MCP server
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