---
title: "Get the single-market observation schema validators without a body"
method: HEAD
path: "/api/market-observation/v1.schema.json"
tags: ["Market data"]
---

# Get the single-market observation schema validators without a body

`HEAD /api/market-observation/v1.schema.json`

## Request

- Base URL: `https://btcwar.net`
- URL: `https://btcwar.net/api/market-observation/v1.schema.json`
- Auth: none required

Public, read-only endpoint; no API key or authentication is required. Returns the same status and metadata headers as GET without the response body.

## Headers

- `If-None-Match` string
- `If-Modified-Since` string, http-date

## Response `200`

Schema metadata headers without a body.

## Other responses

- `304`: The schema matches the supplied validator.
- `405`: Only GET and HEAD are supported.
- `503`: The static schema asset is temporarily unavailable.

---

[API](https://skmtc.dev/btcwar/apis/btc-war-live-market-data-api.md) - [All operations](https://skmtc.dev/btcwar/apis/btc-war-live-market-data-api/llms.txt) - [OpenAPI document](https://skmtc.dev/btcwar/apis/btc-war-live-market-data-api/revisions/c893fd0a8e73?raw)