> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://contentful.com/developers/docs/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://contentful.com/_mcp/server.

# Create a validation release action

POST https://api.contentful.com/spaces/{space_id}/environments/{environment_id}/releases/{release_id}/validate
Content-Type: application/vnd.contentful.management.v1+json

Asynchronously validates a release for publishing or unpublishing. Only one validation at a time is allowed per release.

Reference: https://contentful.com/developers/docs/references/content-management-api/releases/create-a-validation-release-action

## Authentication

- `Authorization` header (bearer token, required) — Bearer authentication of the form `Bearer <token>`, where token is your auth token.

## Request

### Path parameters

- `space_id` (string, required) — ID of the space in form of a string
- `environment_id` (string, required) — ID of the environment in form of a string
- `release_id` (string, required) — ID of the release in form of a string

### Body (application/vnd.contentful.management.v1+json)

This endpoint expects a map from string to any.

- `map from string to any`

## Response

### 201

Created - Resource created successfully

- `map from string to any`

## Examples

**Request**

```json
{
  "action": "publish|unpublish"
}
```

**Response**

```json
{}
```

**SDK Code**

```android Android
SDK currently doesn't implement this endpoint.
```

```java Java
SDK currently doesn't implement this endpoint.
```

```kotlin Kotlin
SDK currently doesn't implement this endpoint.
```

```swift Swift
We currently don't provide a CMA SDK for this platform.
```

```js-legacy JavaScript (legacy)
import { createClient } from 'contentful-management'

const client = createClient({
  accessToken: '<content_management_api_key>'
}, { type: 'legacy' })

client.getSpace('<space_id>')
.then((space) => space.getEnvironment('<environment-id>'))
.then((environment) => environment.validateRelease({ releaseId: '<release_id>' }))
.catch(console.error)
```

```javascript JavaScript
import { createClient } from 'contentful-management'

// Client init
const client = contentful.createClient({
  accessToken: '<content_management_api_key>'
})

const releaseAction = await client.release.validate({
  spaceId: '<space_id>',
  environmentId: '<environment_id>',
  releaseId: '<release_id>',
});
```

```php PHP
SDK currently doesn't implement this endpoint.
```

```ruby Ruby
SDK currently doesn't implement this endpoint.
```

```python Python
SDK currently doesn't implement this endpoint.
```

```.net .NET
SDK currently doesn't implement this endpoint.
```