# KubernetesGatewayResource Properties

- Package: [Aspire.Hosting.Kubernetes](/reference/api/csharp/aspire.hosting.kubernetes.md)
- Type: [KubernetesGatewayResource](/reference/api/csharp/aspire.hosting.kubernetes/kubernetesgatewayresource.md)
- Kind: `Properties`
- Members: `2`

Represents a Kubernetes Gateway API Gateway as a first-class resource in the Aspire application model. A Gateway defines listeners (ports, protocols, TLS) and HTTPRoutes attach to it for routing.

## GatewayClassName

- Name: `GatewayClassName`
- Modifiers: `nullable` `get; set`
- Returns: `ReferenceExpression?`
- Source: [GitHub](https://github.com/microsoft/aspire/blob/5bd693ae1897dee5e2ce71c2cc08879c1c7eff51/src/Aspire.Hosting.Kubernetes/KubernetesGatewayResource.cs)

Gets or sets the GatewayClass name that selects which controller implementation handles this gateway.

```csharp
public ReferenceExpression? GatewayClassName { get; set; }
```

## Remarks

Common values include `"azure-alb-external"` (for AKS with AGC), `"istio"`, or controller-specific class names.

## Parent

- Name: `Parent`
- Modifiers: `get`
- Returns: [KubernetesEnvironmentResource](/reference/api/csharp/aspire.hosting.kubernetes/kubernetesenvironmentresource.md)
- Source: [GitHub](https://github.com/microsoft/aspire/blob/5bd693ae1897dee5e2ce71c2cc08879c1c7eff51/src/Aspire.Hosting.Kubernetes/KubernetesGatewayResource.cs#L42)

Gets the parent Kubernetes environment resource.

```csharp
public KubernetesEnvironmentResource Parent { get; }
```