Writing Openapi Specs

The writing-openapi-specs skill enables AI agents to generate OpenAPI specifications based on natural language descriptions or existing codebases. It automates the creation of API documentation, ensuring consistent schema definitions and endpoint structures without manual YAML or JSON editing.

When to use it

• Rapidly prototype new API endpoints by describing desired functionality in plain English.
• Convert legacy monolithic code into well-documented, modular OpenAPI schemas for microservices migration.
• Generate client SDKs or server stubs directly from high-level business requirement documents.
• Standardize API documentation across a team to ensure uniform naming conventions and data types.

Key capabilities

• Generates valid OpenAPI 3.x specifications from text prompts.
• Infers data models and request/response schemas based on context.
• Supports generation for various programming language ecosystems.
• Outputs ready-to-use YAML or JSON configuration files.

Example prompts

• "Create an OpenAPI spec for a user authentication service with login, logout, and profile update endpoints."
• "Generate an OpenAPI specification for a REST API that manages inventory levels across multiple warehouses."
• "Write an OpenAPI 3.0 spec for a payment processing gateway supporting credit cards and PayPal."

Tips & gotchas

Ensure your prompts include specific details about data types, authentication methods, and error handling to reduce the need for iterative refinement. While the skill generates valid syntax, manually reviewing complex logic flows is recommended before deploying to production environments.