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Cybersecurity · head to head

authentik vs LogRhythm SIEM

authentik logo

authentik

Cybersecurity

Open-source identity provider with flexible authentication flows

From
Free
Rated
-
Full reviewWebsite
LogRhythm SIEM logo

LogRhythm SIEM

Cybersecurity

AI-powered SIEM platform for modern security operations

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only authentik has a free tier, so it costs nothing to try first.
  • Each has a real cost: authentik smaller project than Keycloak, with a correspondingly smaller community and fewer integration guides; LogRhythm SIEM no pricing published; sales contact required
  • They diverge on capability: authentik covers Configurable flows, LogRhythm SIEM covers AI-driven analytics.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which authentik and LogRhythm SIEM actually diverge.

Attributes where authentik and LogRhythm SIEM differ
AttributeauthentikLogRhythm SIEM
Starting priceFreeOn request
Pricing modelOpen-source core with a paid enterprise tiersubscription
Free tierYesNo
PlatformsDocker, Kubernetes, Linux, Self-hostedWeb, Api
FoundedUnknown2003

Identical on both: user rating (Not yet rated), category (Cybersecurity).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in authentik

  • Configurable flows
  • Protocol support
  • Application proxy
  • Modern admin interface

Only in LogRhythm SIEM

  • AI-driven analytics
  • UEBA
  • NDR integration
  • SOAR automation
  • Threat lifecycle management
  • Case management
  • Compliance reporting
  • Embedded playbooks

What people use each for

The jobs each tool is most often brought in to do.

authentik

  • Self-hosted SSO across internal services without commercial identity pricingnot LogRhythm SIEM
  • Putting authentication in front of applications that have none, via the proxynot LogRhythm SIEM
  • Teams who tried Keycloak and wanted something less heavynot LogRhythm SIEM

LogRhythm SIEM

  • Security information and event managementnot authentik
  • Threat detection and incident responsenot authentik
  • Compliance monitoring and reportingnot authentik
  • User and entity behavior analyticsnot authentik

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

authentik

  • Smaller project than Keycloak, with a correspondingly smaller community and fewer integration guides
  • The flow model is flexible but conceptually unfamiliar, and simple setups can feel over-abstracted
  • Enterprise support and some governance features sit behind the paid tier
  • Self-hosted identity is still yours to secure, patch and keep available

LogRhythm SIEM

  • No pricing published; sales contact required
  • No public information on licensing model or per-unit costs

Pricing, plan by plan

authentik

Free
  • Open sourceFree
    • Full identity provider
    • All protocols
    • Community support

LogRhythm SIEM

On request
  • LogRhythm SIEMFree
    • Threat detection
    • Log management
    • Compliance
  • LogRhythm AxonFree
    • Cloud-native SIEM
    • Self-service deployment
    • Elastic scaling
  • Managed Detection & ResponseFree
    • 24/7 monitoring
    • Expert analysts
    • Threat hunting

Which should you pick?

Choose authentik if

  • You need configurable flows.
  • You want to start without paying.
  • You work on Docker, Kubernetes, Linux, Self-hosted.
  • You also want protocol support.
authentik review

Choose LogRhythm SIEM if

  • You need ai-driven analytics.
  • You work on Web, Api.
  • You also want ueba.
LogRhythm SIEM review

Questions people ask

Is authentik or LogRhythm SIEM better?
Neither clearly leads. authentik starts at Free and LogRhythm SIEM at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, authentik or LogRhythm SIEM?
authentik has a free tier; the other does not. Paid plans start at Free for authentik and On request for LogRhythm SIEM.
Does authentik or LogRhythm SIEM run on more platforms?
authentik runs on Docker, Kubernetes, Linux, Self-hosted. LogRhythm SIEM runs on Web, Api.
Can I use authentik for free?
Yes. authentik has a free tier, so you can try it without paying. LogRhythm SIEM starts at On request.
What is authentik best used for?
authentik is most often used for self-hosted sso across internal services without commercial identity pricing, putting authentication in front of applications that have none, via the proxy, teams who tried keycloak and wanted something less heavy. Of those, self-hosted sso across internal services without commercial identity pricing and putting authentication in front of applications that have none, via the proxy are not what LogRhythm SIEM is typically brought in for.
What can authentik do that LogRhythm SIEM cannot?
authentik covers Configurable flows, Protocol support, Application proxy, Modern admin interface. LogRhythm SIEM covers AI-driven analytics, UEBA, NDR integration, SOAR automation.

Answered from the vendors’ own pages

authentik: Is authentik free?

The open-source edition is free and complete for most use. An enterprise tier adds support and additional features.

LogRhythm SIEM: How does Exabeam (formerly LogRhythm SIEM) handle pricing?

Exabeam does not publish pricing on its website. To obtain pricing information, request a demo through the website or contact Exabeam's sales team directly for a personalized quote based on your deployment size and requirements.

Source
authentik: authentik or Keycloak?

authentik is generally reported as easier to run and administer; Keycloak is more established with a larger community and Red Hat behind it.

LogRhythm SIEM: Is there a free trial or freemium version of Exabeam?

Exabeam does not advertise a free trial or freemium tier on its homepage. Interested buyers must contact the sales team to discuss trial availability and pricing options.

Source
authentik: Can authentik protect apps with no login of their own?

Yes. Its application proxy places authentication in front of services that have no built-in authentication.

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