Vendors / FusionAuth
FusionAuth
Named in 5 of 50 AI answers across 1 category in September 2026. Best position: Authentication for developers, 10% answer share, ranked #16, named first in 0%.
10%
Best share Authentication for developers
What FusionAuth is
FusionAuth is authentication and user access management software for applications. It is built for teams running critical systems across web, mobile, desktop and console apps. It offers a Free Community Edition and can be self-hosted or run in FusionAuth cloud.
FusionAuth authenticates users through passwords, passwordless methods, single sign-on, multi-factor authentication, OAuth2, OIDC and SAML v2. Its API-driven identity capabilities support custom login flows. Teams can manage tenants, users, applications, groups and access controls, including multi-tenant structures.
By category
First edition
| Category | Rank | Answer share | Named first | Models | Δ |
|---|---|---|---|---|---|
| Authentication for developersStartup stack | #16 of 17 | 0% | Claude, Claude Fable 5, Gemini, Perplexity, Sonar Reasoning Pro | new |
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