Clerk vs Vercel

What each one’s own pages state, side by side. Every value is a quote AirStack found on that product’s pages; “Not observed” means AirStack has not found it on that product’s pages.

ClerkVercel
What it says it doesMore than APIs. The complete user layer for modern apps. clerk.comAgentic Infrastructure vercel.com
Starting at$25 Pro / month free plan listed$20 Pro / month free plan listed
IntegrationsConvex, Supabase, Vercel, Facebook, GitHub, Google, Firebase, Grafbase, Hasura, Instant, Neon, Nhost, Prisma Postgres, Shopify, Vercel Marketplace, Encore, Google Analytics clerk.comEndform, Tigris, Xata, AWS, AgentMail, Algolia, AssistLoop, Auth0, Autonoma AI, Braintrust, Browserbase, Chatbase, Checkly, Clerk, CodeRabbit, Convex, Corridor, Dash0, Deep Infra, Descope, Exa, Firecrawl, GrowthBook, Inngest, KERNEL, LaunchDarkly, Mem0, Mixedbread, MongoDB Atlas, MotherDuck, Mux, Neon, Nile, Parallel Web Systems, PostHog, Prisma Postgres, Redis, Resend, Rollbar, Sanity, Sentry, Shopify, Sourcery, Statsig, Stripe, Supabase, Turso Cloud, Upstash, cubic, fal vercel.com
ComplianceCCPA, GDPR, HIPAA, SOC 2 clerk.comGDPR, HIPAA, ISO 27001, SOC 2 vercel.com
Free planYes clerk.comYes vercel.com
PlansBusiness, Hobby, Pro, Enterprise clerk.comEnterprise, Hobby, Pro vercel.com
Pricing basisClerk pricing is based on Monthly Retained Users (MRU), not traditional MAU. clerk.comNot observed
Customers (their claim)Not observedNotion powers millions of agent conversations daily on Vercel. vercel.com

Where they differ

Prices are list prices as written on each pricing page; check them before you buy. Nothing here is a ranking or a recommendation.