OpenAPI specification guides and tutorials
Learn how to use OpenAPI to build HTTP APIs that humans and machines can interact with conveniently.
Organize API Endpoints with OpenAPI Tags
Learn tips and tricks to group related endpoints in a meaningful way.
External Documentation
Link OpenAPI documentation with other guides and tutorials.
Descriptions and Summaries
Deliver on a great developer experience with improved OpenAPI descriptions and summaries.
Security
Learn how OpenAPI describes authentication and authorization schemes for your API.
Multiple Content Types with OpenAPI
Uploading a File
Dive into the world of API file uploads in OpenAPI.
Handling Error Formats
Describing HTTP errors efficiently in OpenAPI v3.1.
Callbacks and Webhooks
Dive into the world of API file uploads in OpenAPI.
Multipart Form Data
Dive into the world of API file uploads in OpenAPI.
What is OpenAPI?
OpenAPI allows to describe how an API works, how a sequence of APIs work together, generate client code, create tests, apply design standards, deploy documentation, and much more.