---
title: "Requests the headers and status of the given resource."
method: HEAD
path: "/kv/{key}"
---

# Requests the headers and status of the given resource.

`HEAD /kv/{key}`

Requests the headers and status of the given resource.

## Path parameters

- `key` string, required

## Query parameters

- `api-version` string, required
- `label` string
- `$Select` string[]
- `tags` string[]

## Headers

- `Sync-Token` string
- `Accept-Datetime` string
- `If-Match` string
- `If-None-Match` string
- `x-ms-client-request-id` string, uuid

## Response `200`

The request has succeeded.

## Other responses

- `default` — An unexpected error response.

## Changes

- **2026-07-13** (1.0) `cf9d4ff2d253` — 1 warning
  - the optional response header `Last-Modified` removed for the status `200`

[Change history](https://skmtc.dev/azure/apis/appconfiguration-appconfiguration/changes/kv/:key/head.md)

---

[API](https://skmtc.dev/azure/apis/appconfiguration-appconfiguration.md) · [All operations](https://skmtc.dev/azure/apis/appconfiguration-appconfiguration/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/azure/appconfiguration-appconfiguration/revisions/806b202b7efb/schema)