# Sandbox.Services.BenchmarkSystem.SendAsync

```csharp
System.Threading.Tasks.Task<System.Guid> SendAsync(System.Threading.CancellationToken token = null)
```

Finish this benchmark session and send it off to the backend

### Parameters

- `token` (`System.Threading.CancellationToken`), default `null`

### Returns

`System.Threading.Tasks.Task<System.Guid>`

Declared in [Sandbox.Services.BenchmarkSystem](/api/Sandbox.Services.BenchmarkSystem).
Assembly: `Sandbox.Engine`.