Stack Auth Pricing

Stack Auth pricing starts at $0/mo for the Free plan; paid plans range from $49/mo for the Team plan to $299/mo for the Growth plan. Billed monthly.

Stack Auth's cheapest business-usable plan is Team at $49/mo. Provides multi-user support and core features for small teams.

Yes — Stack Auth publishes a free tier. self-hosted open source.

Yes — Stack Auth's purchase motion is self-serve. A checkout URL is published on the pricing page. No demo is required.

xpay scored Stack Auth as agent-ready: every advertised plan is self-serve with public pricing. Stack Auth publishes a pricing page with 3 discoverable plan tier(s). No per-unit price was found on the page; an agent has no direct way to estimate the cost of a single task. All advertised paths route to a sales conversation rather than a self-serve checkout. Public API documentation is reachable without an auth wall. For the full purchase simulation see the linked Agent-Ready Index scorecard.

In the Customer Identity And Access Management Ciam category, xpay's Agent-Ready Index lists alternatives ranked by their ability to support AI agent purchase. Visit the agent-readiness scorecard for Stack Auth to compare with 3 nearest peers.