# SiloBuilderExtensions.AddNatsStreams(ISiloBuilder, string, Action<NatsOptions>)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming.nats/orleans.streaming.nats.hosting.silobuilderextensions/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.streaming.nats/orleans.streaming.nats.hosting.silobuilderextensions/methods/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Streaming.NATS/Hosting/SiloBuilderExtensions.cs#L14-L16)

```csharp
public static ISiloBuilder AddNatsStreams(this ISiloBuilder builder, string name, Action<NatsOptions> configureOptions)
```

Configure silo to use NATS persistent streams.

### Parameters

- `builder` (`ISiloBuilder`)
- `name` (`string`)
- `configureOptions` (`Action<NatsOptions>`)