Fern vs Mintlify: Features, Pricing and User Reviews 2026
Compare features, pricing, reviews, and more to make an informed decision
Fern
Fern generates production-ready SDKs and beautiful API documentation automatically from your OpenAPI specification for multiple programming languages.
Mintlify
Mintlify is an AI-powered documentation platform that helps developers create beautiful, interactive technical documentation quickly and easily.
Fern
Fern generates production-ready SDKs and beautiful API documentation automatically from your OpenAPI specification for multiple programming languages.
Mintlify
Mintlify is an AI-powered documentation platform that helps developers create beautiful, interactive technical documentation quickly and easily.
Fern
Automatic SDK generation in 8+ programming languages
Stripe-style API documentation websites
Direct publishing to package registries
OpenAPI and AsyncAPI support
Interactive API playground with live testing
Custom branding and domain support
Built-in OAuth 2.0 and authentication
Automatic pagination and retry logic
WebSocket and SSE support
Version control with Git
AI-powered search assistant
Open source on GitHub
Mintlify
AI-powered writing and chat assistance
Interactive API documentation playground
Real-time web-based content editor
Custom domain and branding options
GitHub and GitLab integration
Advanced analytics and user tracking
Multi-language localization support
Mobile-responsive design templates
Search functionality with AI answers
Password-protected documentation
Preview deployments for testing
Team collaboration tools
Fern
Fern offers separate pricing for SDKs and documentation to fit different team needs.
For SDK generation, there are three tiers available:
Basic Plan ($250/month per SDK): Supports up to 50 endpoints with REST API support, automated publishing, and schema validation. Billed annually.
Pro Plan ($600/month per SDK): Includes up to 150 endpoints, WebSockets, webhooks, dedicated Slack support, and advanced features like pagination and OAuth. Billed annually.
Enterprise Plan (Custom pricing): Offers unlimited endpoints, SDK migration services, enterprise support with SLAs, GitHub issue monitoring, and custom code maintenance.
For documentation, pricing includes:
Basic Plan ($400/month): Stripe-like API reference, API playground, custom domain, and built-in components. Billed annually.
Pro Plan ($1,000/month): Everything in Basic plus custom React components, authenticated docs, role-based access control, and AI search capabilities. Billed annually.
Enterprise Plan (Custom pricing): Includes white-glove content migration, custom integrations, SSO authentication, design services, and enterprise support.
Mintlify
Mintlify offers flexible pricing to suit different team sizes and needs. The platform provides a free plan and paid options with advanced features.
The Hobby plan is completely free and includes the full platform with custom domain, web editor, API playground, analytics dashboard, and MCP server. This is perfect for individual developers and open-source projects.
The Pro plan costs around $250-300 per month depending on whether you pay annually or monthly. It includes everything in Hobby plus team member invites, AI assistant, preview deployments, password protection, and styling checks. This plan supports up to 5 team members with additional members available for extra cost.
For larger organizations, Mintlify offers Custom Enterprise plans with advanced features like custom authentication, 99.999% uptime guarantee, user permissions, support agreements, and single sign-on. Contact their sales team for pricing details.
