GitBook vs Readme: Features, Pricing and User Reviews 2026

GitBook

Create Beautiful Documentation with AI-Powered Features

Knowledge Management Developer Documentation Platforms+1 more

Readme

Interactive API Documentation & Developer Hubs

API Documentation Developer Portal Builders

GitBook

Create Beautiful Documentation with AI-Powered Features

Knowledge Management Developer Documentation Platforms+1 more

Readme

Interactive API Documentation & Developer Hubs

API Documentation Developer Portal Builders

GitBook

GitBook is a cloud-based tool designed specifically for creating documentation. Think of it as a specialized writing platform where you can build everything from simple user guides to complex API documentation. The platform uses a block-based editor, similar to modern website builders, making it easy to add text, images, code examples, and other content without coding knowledge.

What sets GitBook apart is its two-way sync with GitHub and GitLab. This means developers can write documentation directly in their code editor, while content teams work in GitBook's visual interface. Everything stays synchronized automatically. The platform also includes AI features that help users find information quickly and assist in creating content. You can publish documentation publicly or keep it private with password protection.

Readme

Readme is a platform that lets you create and publish interactive developer documentation for your APIs. Unlike traditional documentation tools, Readme automatically generates API references from your OpenAPI or Swagger files and keeps everything in sync with your code.

The platform includes a built-in editor where you can write guides, add code examples, and explain how your API works. Developers using your API can test endpoints directly from the documentation with the Try It feature, making it easier to understand how everything works.

Readme also provides analytics so you can see which parts of your documentation get the most views and where developers might be getting stuck, helping you improve your API experience over time.

Features of GitBook and Readme

GitBook

AI-powered search and content assistance
Real-time collaboration with team members
GitHub and GitLab two-way synchronization
Block-based editor for easy content creation
Interactive API documentation from OpenAPI specs
Custom domains and full branding control
Public and private documentation publishing
Site analytics and search insights
Version control and change tracking
Templates for quick setup
Mobile-responsive design
Comment and feedback tools

Readme

Interactive API reference with Try It functionality
OpenAPI and Swagger file sync
Markdown editor for guides and tutorials
Multiple API version management
Custom domains and white-label branding
Real-time analytics and usage tracking
Team collaboration with reviews and branching
Changelog and discussion forums
SSO and advanced security
AI-powered documentation tools
Mobile responsive design

Use Cases of GitBook and Readme

GitBook

Documentation Content Management Developer Portal Building Git-Integrated Documentation Documentation Versioning Technical Documentation Generation

Readme

Documentation Content Management Developer Portal Building API Documentation Creation API Endpoint Testing Documentation Usage Analysis

Pricing of GitBook and Readme

GitBook

GitBook offers flexible pricing to suit different team sizes and needs.

The Free plan costs $0 and includes one free user per site. You get access to the block-based editor, GitHub/GitLab sync, interactive API documentation, and can publish with a gitbook.io domain. This plan is perfect for individual developers or small projects getting started.

The Premium plan starts at $79 per site per month, plus $15 per additional user monthly when paid annually. This adds custom domains, branded documentation, AI-powered instant answers, site insights, user feedback collection, and site redirects. It's ideal for growing teams building professional documentation.

The Ultimate plan costs $299 per site per month, plus $15 per user monthly. This includes all Premium features plus the ability to scale with sections and groups, search across all documentation, authenticated access, custom fonts, adaptive content, and AI Assistant.

For large organizations, the Enterprise plan offers custom pricing with SAML SSO, white-glove migration service, custom integrations, dedicated support, user training, and custom contracts.

Readme

Readme offers flexible pricing to match different team sizes and needs. The platform provides four main plans plus an optional AI booster.

The Free plan costs nothing and includes unlimited API versions, interactive API reference, markdown editor, and basic AI features like AI Dropdown and LLMs.txt support.

The Startup plan at $99 per month adds important features like custom domains, changelogs, discussion forums, MDX components, and the Agent Owlbert AI assistant with AI Doc Linting.

The Business plan at $399 per month removes Readme branding and adds advanced features including CSS/HTML customization, reusable content, metrics export, and branching for team workflows.

The Enterprise plan offers custom pricing with everything in Business plus dedicated design help, shared component libraries, custom JavaScript, audit logs, SSO, and full Docs Audit capabilities with Ask AI API access.