# WellKnownGrainInterfaceProperties

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

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

```csharp
public static class WellKnownGrainInterfaceProperties
```

Well-known grain interface property keys.

## See also

- [GrainInterfaceProperties](/orleans/docs/api/csharp/microsoft.orleans.core.abstractions/orleans.metadata.graininterfaceproperties/)

## Fields

- [DefaultGrainType](/orleans/docs/api/csharp/microsoft.orleans.core.abstractions/orleans.metadata.wellknowngraininterfaceproperties/fields/defaultgraintype-bb81797e/)
- [TypeName](/orleans/docs/api/csharp/microsoft.orleans.core.abstractions/orleans.metadata.wellknowngraininterfaceproperties/fields/typename-df921af1/)
- [Version](/orleans/docs/api/csharp/microsoft.orleans.core.abstractions/orleans.metadata.wellknowngraininterfaceproperties/fields/version-85d78216/)