# Delete Metadata (/machines/Machines_delete_metadata)

Delete metadata for a specific Machine within an app by providing a metadata key.


`DELETE /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 |
| --- | --- | --- |
| `204` | No Content |  |

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