# Get Metadata Value (/machines/Machines_get_metadata_key)

Get the value of a specific metadata key

`GET /apps/{app_name}/machines/{machine_id}/metadata/{key}`

## Parameters

| Name | In | Type | Required | Description |
| --- | --- | --- | --- | --- |
| `app_name` | path | `string` | Yes | Fly App Name |
| `machine_id` | path | `string` | Yes | Machine ID |
| `key` | path | `string` | Yes | Metadata Key |

## Responses

| Status | Description | Schema |
| --- | --- | --- |
| `200` | OK | `metadataValueResponse` |
| `404` | Not Found | `ErrorResponse` |

The full machine-readable OpenAPI spec is available at /openapi.json.