# Request<TResult> Methods

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.core.abstractions/orleans.runtime.request-1/)

## Invoke {#invoke-5bb31f80}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.core.abstractions/orleans.runtime.request-1/methods/invoke-5bb31f80/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Core.Abstractions/Runtime/GrainReference.cs#L663-L675)

```csharp
public sealed override ValueTask<Response> Invoke()
```

Invoke the object.