Does this skill support GraphQL?

Yes, the API Designer skill specializes in both RESTful design patterns and GraphQL schema architecture.

Can it generate OpenAPI documentation?

Absolutely. It can produce complete, production-ready OpenAPI 3.1 specifications in both YAML and JSON formats.

Does it help with API versioning?

Yes, it includes expert guidance on versioning strategies, deprecation policies, and maintaining backward compatibility.

What error handling standards does it use?

It follows industry best practices such as RFC 7807 Problem Details to ensure consistent, actionable, and developer-friendly error responses.

API Designer

Name: API Designer
Author: Jeffallan

byJeffallan

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API Development

Architects scalable, developer-friendly REST and GraphQL APIs with comprehensive OpenAPI documentation and resource modeling.

About

API Designer is a specialized skill for Claude Code that acts as a senior architect for your backend services. It provides expert-level guidance on creating intuitive API contracts, ensuring adherence to RESTful principles, and generating precise OpenAPI 3.1 specifications. Whether you are modeling complex resource relationships, implementing advanced pagination, or designing robust versioning strategies, this skill ensures your APIs are performant, secure, and highly maintainable.

Key Features

Implements standardized versioning, pagination, and filtering patterns
7 GitHub stars
Models complex resource relationships and endpoint hierarchies
Generates comprehensive OpenAPI 3.1 specifications in YAML or JSON
Designs robust error handling using RFC 7807 standards
Architects secure authentication and authorization flows

Use Cases

Designing a new RESTful microservice from scratch
Migrating a legacy API to a modern OpenAPI 3.1 specification
Creating a scalable GraphQL schema for complex data relations

About

Key Features

Implements standardized versioning, pagination, and filtering patterns
7 GitHub stars
Models complex resource relationships and endpoint hierarchies
Generates comprehensive OpenAPI 3.1 specifications in YAML or JSON
Designs robust error handling using RFC 7807 standards
Architects secure authentication and authorization flows

Use Cases

Designing a new RESTful microservice from scratch
Migrating a legacy API to a modern OpenAPI 3.1 specification
Creating a scalable GraphQL schema for complex data relations