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Documentation.AI vs Fern

Fern

7.8#1 in api generation softwareFree plan
Free planWebAPILinuxmacOS
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What both publish

FactDocumentation.AIFern
Access controlDocumentation can be public, password-protected, or private with JWT or OAuth 2.0; SSO with SAML/OIDC and SCIM are Enterprise plan features.Fern supports documentation access through password protection, SSO, JWT, or OAuth, with role-based access control.
CompanyDocumentation.AI is a product of Keevs Health Inc., a Delaware corporation headquartered in Alpharetta, Georgia.Fern identifies itself as Birch Solutions, Inc., a Postman company, and says it was born in Brooklyn, New York.
IntegrationsConnectors listed by the product include GitHub, GitLab, Jira, Confluence, Linear, Notion, HubSpot, Plain, Intercom and reader feedback.Listed integrations include PostHog, Google Analytics, Segment, Mixpanel, FullStory, Intercom, Postman, and Context7.

Documentation.AI plans

  • StarterFree
  • Standard$55 a month
  • Pro$159 a month
  • EnterprisePriced on request

Fern plans

  • FreeFree
  • EnterprisePriced on request

Pick Documentation.AI if…

Documentation.AI suits individuals and teams creating technical documentation, from early projects to growing teams. Teams that need SSO or SCIM should note those are Enterprise features.

Pick Fern if…

Fern may suit teams producing API documentation and client libraries from specifications. The access controls, analytics, AI tools, and enterprise self-hosting options may also fit organizations with varied documentation needs.

Charts they share