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name: api-design description: Provides API design guidelines for REST, GraphQL, versioning, logging, observability, and architecture patterns. Use when designing APIs, reviewing architecture, implementing microservices, or setting up monitoring. allowed-tools:

• Read
• Edit
• Write
• Glob
• Grep
• Bash model: sonnet

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API Design Skill

When to Use

• Designing REST or GraphQL APIs
• Architecture and microservices design
• Setting up logging and observability
• Implementing rate limiting or authentication
• Code review for API endpoints

Reference Documents (Import Syntax)

API Design

@./reference/api-design.md

Architecture

@./reference/architecture.md

Observability

@./reference/logging.md @./reference/observability.md

Core Principles

1. RESTful conventions: Use proper HTTP methods and status codes
2. SOLID principles: Apply design patterns appropriately
3. Structured logging: Include context and correlation IDs
4. Observability: Implement metrics, traces, and health checks