# withGatewayAnnotation

- Module: [Aspire.Hosting.Kubernetes](/reference/api/typescript/aspire.hosting.kubernetes.md)
- Version: `13.4.0-preview.1.26281.18`
- Kind: `method`
- Source: [GitHub](https://github.com/microsoft/aspire)

Adds a Kubernetes metadata annotation to the generated Gateway resource.

## Definition

```typescript
interface KubernetesGatewayResource {
  // ... omitted for brevity
  withGatewayAnnotation(
    key: string,
    value: string): KubernetesGatewayResource
}
```

## Parameters

- `key` (`string`)
- `value` (`string`)

## Returns

[KubernetesGatewayResource](/reference/api/typescript/aspire.hosting.kubernetes/kubernetesgatewayresource.md) `builder`

## Applies to

- [KubernetesGatewayResource](/reference/api/typescript/aspire.hosting.kubernetes/kubernetesgatewayresource.md)