# TestCluster.Deploy

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.testinghost/orleans.testinghost.testcluster/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.testinghost/orleans.testinghost.testcluster/methods/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.TestingHost/TestCluster.cs#L288-L289)

```csharp
public void Deploy()
```

Deploys the cluster using the specified configuration and starts the client in-process. It will start the number of silos defined in [TestClusterOptions](/orleans/docs/api/csharp/microsoft.orleans.testinghost/orleans.testinghost.testclusteroptions/).