Community
Free
- Core authentication standards
- Community support
- Self-hosted deployment

Identity and access management platform for authentication, authorization, SSO, MFA and user management.
FusionAuth is a customer identity and access management (CIAM) platform for engineering teams that need to add authentication and authorization to their applications. It covers single sign-on, multi-factor authentication, passkeys, passwordless login, social logins, user registration, role-based access, session management and machine-to-machine identity, all exposed through an API with SDKs for many languages. It suits B2C, B2B and B2B2C products and can be deployed self-hosted, on-prem, air-gapped or through FusionAuth Cloud. A free Community Edition is available for download, and paid plans are offered.
Free
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$162/mo billed yearly
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$2,970/mo billed yearly
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$2,970/mo billed yearly
Prices in USD, as shown by fusionauth.io. Source: pricing page. Last checked October 30, 2026.
Copy the prompt below and paste it into the agent you already use. It has the plans and prices from this page and asks you the right questions first.
I want to decide whether FusionAuth (fusionauth.io) is the right tool and which plan to pick. Below is what the StableMRR pricing directory read from FusionAuth's own pricing page (last checked 2026-10-30). It can be out of date, so treat it as a starting point. Category: Developer tools / Auth and identity What it does: Identity and access management platform for authentication, authorization, SSO, MFA and user management. Plans: - Community: Free. Includes: Core authentication standards, Community support, Self-hosted deployment - Starter: - ($162/mo billed yearly). Includes: Premium authentication features, Breached password detection, Machine to machine, Basic hosting, Community support - Essentials: - ($2,970/mo billed yearly). Includes: Advanced connectivity, MFA and security features, Custom OAuth scopes, Email support, Business hosting - Enterprise: - ($2,970/mo billed yearly). Includes: Advanced threat detection, SSO Tenant Manager, OAuth Token Exchange, 24/7 support, Private Slack channel Alternatives in the directory: Aserto, Auth0, Castle, Descope Pricing page: https://fusionauth.io/pricing Directory listing: https://stablemrr.com/p/fusionauth-io First ask me three short questions about my team size, budget and what I need it for. Then recommend one plan, tell me what could make it a bad fit, and compare it with the alternatives. Finish with what I should check on the vendor's site before I pay.
No price changes recorded since we started tracking on October 30, 2026.
| Product | Category | Free plan | Paid from | Plans | Checked |
|---|---|---|---|---|---|
| AsertoCloud-native authorization service that adds fine-grained RBAC, ABAC, and ACL controls to applications and APIs. | Auth and identity | Yes | $0.20/mo | 4 | Oct 29, 2026 |
| Auth0Authentication and authorization platform for adding secure login, user management and access control to apps and AI agents. | Auth and identity | Yes | $35/mo | 4 | Oct 29, 2026 |
| CastleSecurity platform that detects bots, account takeover and in-app fraud using device, email, IP and behavioral signals. | Auth and identity | Yes | $200/mo | 3 | Oct 30, 2026 |
| DescopeCustomer and agentic identity platform for building authentication, authorization and user management journeys. | Auth and identity | Yes | - | 4 | Oct 30, 2026 |
| FaciaFacia provides deepfake and liveness detection plus facial recognition APIs for identity verification and fraud prevention. | Auth and identity | No | - | 2 | Oct 30, 2026 |
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How this page was made. Plans and prices are read automatically from fusionauth.io's public pricing page, checked against the page text, and re-checked about every week. Method. Something wrong? Tell us.