FusionAuth

Downloadable, API-first customer identity and auth you can deploy anywhere.

Identity & Access ManagementBroomfield, CO, United States51–200 employeesFounded 2009

#29 of 37 in Identity & Access Management450 customers (per techcrunch.com)100% positive in AI answers

Track this brand Visit website Compare alternatives

Visibility score

+1% vs last week

Weekly run · Nov 3

Data collected Nov 3, 2026·ChatGPT, Perplexity, Google AI Mode·coverage 98.8%·next run Nov 9, 2026

FusionAuth ranks #29 of 37 in Identity & Access Management with an AI visibility score of 1 (SlateIndex, Nov 3, 2026).
FusionAuth's visibility rose 1 point since the previous weekly run.
FusionAuth is most visible on Google AI Mode (2) and least on Perplexity (0).
AI engines name FusionAuth in 2 of the 30 Identity & Access Management buyer prompts SlateIndex tracks.
clerk.com is the source AI engines cite most in answers about FusionAuth, with 3 citations.

About

Company details for FusionAuth

FusionAuth is a customer identity and access management (CIAM) platform that provides authentication, authorization and user management for applications. It supports login, registration, SSO, MFA, passwordless and passkeys, social login, machine-to-machine auth and fine-grained authorization, with every capability exposed via API. It can be self-hosted, run on-premises, hybrid or air-gapped, or hosted by FusionAuth on dedicated single-tenant infrastructure. A free Community edition is available for download. It ranks #29 of 37 in Identity & Access Management on SlateIndex and has a visibility score of 1 in the latest weekly run.

Founded in 2009 and headquartered in Broomfield, CO, United States, the company employs 51–200 people. It has raised about $65M. Its differentiator: a downloadable CIAM platform that can be deployed anywhere, including self-hosted and air-gapped, on single-tenant infrastructure.

Website: fusionauth.io
Categories: Identity & Access Management
Company size: 51–200 employees
Headquarters: Broomfield, CO, United States
Founded: 2009
Company type: Private, venture-backed
Funding: Growth (led by Updata Partners) · $65M raised
Customers: 450 · per techcrunch.com/2023/11/01/authentication-startup-fusionauth-raises-65m-its-first-outside-round
Pricing: Free; paid from $162 / mo · usage-based
Free trial: Free plan available
Deployment: Self-hosted, on-premises, hybrid, air-gapped, or FusionAuth Cloud (dedicated hosting)
Platforms: ZIP, DEB, RPM, Docker, Kubernetes
Compliance: SOC 2 Type II, ISO 27001, HIPAA BAA available, GDPR
Support: Community forums and GitHub, Email support, 24/7 email and phone support, Private Slack channel, Solution architect guidance

GitHub · github.com/fusionauth LinkedIn · linkedin.com/company/fusionauth/X · x.com/fusionauth YouTube · youtube.com/c/FusionAuth/

Read from linkedin.com, fusionauth.io, g2.com, github.com, techcrunch.com · refreshed Nov 2, 2026.

AI visibility

Latest weekly run · Nov 3 · next run Nov 9

Visibility score

across Identity & Access Management answers, weighted by position

ChatGPT1.1%

AI Mode2%

Perplexity0%

Change

+1%

vs last week’s run

Category rank

#29 of 37

in Identity & Access Management

Mentions

in this week’s run

Share of voice

0.4%

of AI mentions in Identity & Access Management

Visibility score trend

Weekly runs over the last 60 days, with up to 7 competitors. Click a name to hide or show its line.

Now1%

30-day changeup+0.6pp

High · low1% · 0.4%

Rank#32 → #29

FusionAuth gained 0.6 points over 1 weekly run in Identity & Access Management. Microsoft Entra ID leads the category at 66%.

Media

Website and product screenshots for FusionAuth

All media

Home page

Pricing page

AI mentions & citations

Recent answers that name FusionAuth

All prompts

Which identity and access management platform has transparent pricing?

FusionAuth : Features clear public pricing tiers for cloud hosting starting from a baseline monthly fee, alongside a fully featured self-hosted open-source community option that avoids forced enterprise sales…

Google AI Mode · run of Nov 3

Top identity and access management platform options for B2B SaaS companies

ChatGPT · run of Nov 3

Products & features

What FusionAuth sells

FusionAuth Community

Free, self-hosted edition with core authentication features.

FusionAuth Cloud

Hosted FusionAuth on dedicated infrastructure with Starter, Essentials and Enterprise plans.

Fine-grained Authorization

RBAC, ABAC and ReBAC authorization, expanded through the Permify acquisition.

AI & Agent Identity

Client ID Metadata Documents and OAuth Token Exchange for authenticating and limiting AI agents.

Strengths engines cite

Clear public pricing tiers
Fully featured open-source self-hosted option
No forced enterprise sales

Target market & buyers

Developers and engineering teams building B2C, B2B and B2B2C applications

Notable customers include WeRoad, Com Laude, Wonder Giant, DoubleGDP, Promptfoo, Bilt, Ellii, Viam.

Industry	Primary use case
Healthcare	Authentication with HIPAA BAA on FusionAuth Cloud
Gaming	Player login with gaming identity providers
Fintech	Secure customer identity for financial apps
Retail	Customer identity and login for retail apps
Entertainment	Customer authentication and user management

Funding & recent developments

Funding

Round	Year	Amount
Growth (led by Updata Partners)	2023	$65M

Latest known round	Total raised
Growth (led by Updata Partners)	$65M

Recent developments

Apr 2026ProductFusionAuth 1.65 released
Release added Tenant Manager SSO.
Aug 2025SecurityISO 27001 certification
FusionAuth announced it achieved ISO 27001 certification.
Jul 2025CompanyKuppingerCole Rising Star
Named a 2025 Rising Star in Consumer Identity and Access Management by KuppingerCole.
Jul 2025CompanyBrian Bell named CEO
Brian Bell succeeded founder Brian Pontarelli as CEO; Pontarelli moved to CTO.

Competitive landscape

How FusionAuth compares with its top three alternatives

All alternatives

FusionAuth most often appears alongside AWS, WorkOS, Clerk in AI answers.

vsFusionAuth vs AWS1% vs 35.7% visibility · AWS leadsFull comparison vsFusionAuth vs WorkOS1% vs 9.5% visibility · WorkOS leadsFull comparison vsFusionAuth vs Clerk1% vs 3.1% visibility · Clerk leadsFull comparison

Brand	Visibility	Share of voice	vs last week	Starting price
FusionAuth	1%	0.4%	up+1%	Free plan
AWS	35.7%	7.5%	New	Pricing not available
WorkOS	9.5%	3%	down−1.3%	Free plan
Clerk	3.1%	1.3%	up+1.6%	Free plan
Microsoft Entra ID	66%	12.9%	up+5.2%	Pricing not available