The OpenAPI description

The whole Fanio API in one file that tools can read.

What it is

The complete description of the Fanio API in the OpenAPI 3.1 standard: every address, every field and every error.

What it is for

Import it into Postman or Insomnia and try each call.
Generate a ready client for your language with any OpenAPI generator.
Give it to an AI assistant so it calls the API correctly.

The file

[Open the OpenAPI file](https://fanio.net/v1/openapi.json)

Need a written guide first? Read the [API guide](/en/docs/api).