# IClusterClientLifecycle

Package: [Microsoft.Orleans.Core](/orleans/docs/api/csharp/microsoft.orleans.core/) 10.0.0

[NuGet package](https://www.nuget.org/packages/Microsoft.Orleans.Core)

```csharp
public interface IClusterClientLifecycle : ILifecycleObservable
```

A [ILifecycleObservable](/orleans/docs/api/csharp/microsoft.orleans.core.abstractions/orleans.ilifecycleobservable/) marker type for client lifecycles.