---
title: "OpenAPI document"
method: GET
path: "/openapi.json"
tags: ["Meta"]
---

# OpenAPI document

`GET /openapi.json`

## Request

- Base URL: `https://market-api.metadao.fi`
- URL: `https://market-api.metadao.fi/openapi.json`
- Auth: one of:
  - none
  - API key in header `X-API-Key`
- TypeScript: <https://skmtc.dev/metadao/apis/futarchy-external-api/docs/openapi.json/get.ts> (a function with typed inputs; its response is checked against the schema)

This OpenAPI 3.1 document.

## Response `200`

The OpenAPI document.

- object

## Other responses

- `401`: Unknown `X-API-Key` (`INVALID_API_KEY`), or missing/invalid metrics bearer token on `/metrics`.
- `429`: Rate limit exceeded (`RATE_LIMITED`).

---

[API](https://skmtc.dev/metadao/apis/futarchy-external-api.md) - [All operations](https://skmtc.dev/metadao/apis/futarchy-external-api/llms.txt) - [OpenAPI document](https://skmtc.dev/metadao/apis/futarchy-external-api/revisions/27b09f0a2750?raw)