AuthentikOpen source, self-hosted identity provider for unified authentication.
vs
FusionAuthDownloadable, API-first customer identity and auth you can deploy anywhere.
Comparison · Identity & Access Management · weekly run Nov 3
Authentik vs FusionAuth
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Authentik is the stronger AI pick in Identity & Access Management: it has a visibility score of 2.7 versus 1 for FusionAuth.
Choose Authentik if…
- You want the brand AI engines rank higher (2.7 vs 1)
- You want a lower entry price ($5 vs $162)
- You need OpenID Certified coverage
- Per seat pricing suits your budget better than usage-based
Choose FusionAuth if…
- AI answers describe it more positively (100% vs 67% positive)
- You need a self-hosted or on-premises option
- You need SOC 2 Type II or ISO 27001 or HIPAA BAA available or GDPR coverage
- You prefer a larger, established vendor (51–200 employees)
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Authentik | FusionAuth |
|---|---|---|
| Visibility score | 2.7% | 1% |
| Change vs last week | up+1.7% | up+1% |
| Rank in Identity & Access Management | #24 | #29 |
| Share of voice | 0.6% | 0.4% |
| Mentions this run | 2 | 1 |
| Positive in AI answers | 67% | 100% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Authentik +1.0000000000000002pp · FusionAuth +0.6pp over 1 weekly runs.
Engine by engine
Authentik leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
AuthentikFusionAuth
Head to head in AI answers
0 engine answers name both brands
0Authentik ranked higher
0FusionAuth ranked higher
Features, pricing & fit
| Dimension | Authentik | FusionAuth |
|---|---|---|
| Pricing model | Per seat | Usage-based |
| Entry price | Free; paid from $5 per seat / mo | Free; paid from $162 / mo |
| Free plan | Yes | Yes |
| Deployment | Self-hosted (Kubernetes, Terraform, Docker Compose, AWS CloudFormation); no hosted version offered | Self-hosted, on-premises, hybrid, air-gapped, or FusionAuth Cloud (dedicated hosting) |
| Compliance | OpenID Certified | SOC 2 Type II, ISO 27001, HIPAA BAA available, GDPR |
| Support | Community Discord, GitHub community support, Ticket-based support (Enterprise over $1k), Dedicated support with SLAs (Enterprise Plus) | Community forums and GitHub, Email support, 24/7 email and phone support, Private Slack channel |
| Founded | 2018 | 2009 |
| Headquarters | — | Broomfield, CO, United States |
| Employees | 1–10 | 51–200 |
| Funding | Later-stage VC · $2M raised | Growth (led by Updata Partners) · $65M raised |
| Best for | Organizations that want to self-host their identity provider and keep control of their identity data, from homelabs to enterprises with thousands of users. | Developer and engineering teams that need customer authentication they can self-host or run on dedicated infrastructure. |
Plans side by side
Authentik
Open Source$0free
Enterprise$5user / month, billed annually
Enterprise Plus$20,000year (starting at)
FusionAuth
Community$0self-hosted
Starter$162month, starting at, billed annually (1,000 MAUs)
Essentials$2,970month, starting at, billed annually (1,000 MAUs)
Enterprise$2,970month, starting at, billed annually (1,000 MAUs)
Pros and cons
Themes from the AI answers that mention each brand
Authentik
- fully open-source, self-hosted IAM platform
- modern UI
- easy to administer
- affordable, reliable, secure IAM platform for business use
- highly flexible with built-in MFA and proxy outposts
- you must manage hosting, updates, backups, and security yourself
FusionAuth
- Clear public pricing tiers
- Fully featured open-source self-hosted option
- No forced enterprise sales
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 98.8%·next run
Cite as: SlateIndex, “Authentik vs FusionAuth”, https://slateindex.ai/compare/authentik-vs-fusionauth, data of Nov 3, 2026. Licence: CC BY 4.0.