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Swagger AI
Product & DevFreemiumAPI Development & Documentation
API design, documentation, and testing platform for teams.
About
Swagger enables design, governance, and testing across the full AI-enabled API lifecycle, ensuring quality at every step. Built for teams developing APIs for humans, LLMs, agents, and continuous innovation. Features include API specification support (OpenAPI, AsyncAPI, JSON Schema), Swagger Editor for real-time API design, and Swagger UI for visualization. Streamlines API development workflow with both open-source tools and enterprise solutions.
Problem it solves
Ensures API quality and consistency across design, documentation, testing, and governance for AI-enabled API development.
Best for
Enterprise development teams, API-first organizations, teams building AI-enabled APIs
Key features
API Design with real-time feedback
API Documentation and visualization
Functional and contract testing
OpenAPI, AsyncAPI, and JSON Schema support
Swagger Editor and Swagger UI
API governance and lifecycle management
Tags
api-designapi-documentationopenapiapi-testingdeveloper-toolsapi-governance
Alternatives
PostmanInsomniaSoapUIHoppscotchOpenAPI Generator