API Documentation Generator

Generate comprehensive API documentation for REST and GraphQL services.

325|345|Updated Jun 23, 2025
One-click install
npx skills add https://github.com/kousen/claude-code-training --skill api-documentation-generator-kousen
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: API Documentation Generator
Source: https://github.com/kousen/claude-code-training/tree/main/skills-and-plugins/api-documentation-skill
Command: npx skills add https://github.com/kousen/claude-code-training --skill api-documentation-generator-kousen

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Generating clear, thorough API documentation is essential for developer onboarding and successful API adoption. This Skill automates the creation of comprehensive documents that describe endpoints, authentication, versioning, error handling, and usage patterns.

Core Features & Use Cases

  • Structured Endpoint Documentation: Detail each endpoint with method, path, parameters, responses, and error codes.
  • OpenAPI/Swagger Integration: Produce OpenAPI specifications and keep documentation in sync with the API design.
  • Multi-language Code Examples: Include ready-to-run examples in Python, JavaScript, and Java to demonstrate usage.
  • Versioning & Changelog: Document version history and changes for developer awareness.

Quick Start

Use the API Documentation Generator to draft complete documentation for a sample REST API with authentication, multiple endpoints, and versioning.

Frequently Asked Questions about API Documentation Generator

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I generate API documentation for a REST service with authentication and multiple endpoints?

Generate API documentation by detailing authentication, base URLs, endpoints, request/response examples, error codes, and rate limits. The generator enforces structured guidance and OpenAPI/Swagger integration to produce comprehensive REST API docs efficiently.

Can I create OpenAPI or Swagger specifications for GraphQL APIs?

Yes, you can create OpenAPI or Swagger specifications and keep documentation in sync with the API design. The generator supports GraphQL services, detailing endpoints, versioning, changelogs, and multi-language code samples for comprehensive API documentation.

What is the best way to document API versioning and changelogs for developer onboarding?

The best way to document API versioning is to automate version history and changelog generation. This ensures developer awareness of changes and successful API adoption by providing structured documentation of version updates and usage patterns.

Does the API documentation generator include multi-language code samples for endpoints?

Yes, the API documentation generator includes ready-to-run code samples in Python, JavaScript, and Java. These multi-language examples demonstrate usage for documented endpoints, request/response formats, and authentication methods.

How do I handle error codes and rate limits when documenting REST APIs?

Document error codes and rate limits by applying structured endpoint documentation. The generator details each REST endpoint with method, path, parameters, responses, and error codes to ensure thorough API documentation.

Can I use reusable templates to accelerate API documentation for large projects?

Yes, you can use reusable templates to accelerate API documentation for projects of any size. The generator applies structured guidance to detail authentication, endpoints, and versioning, ensuring reliable documentation creation.