<PackageReference Include="Microsoft.Extensions.Diagnostics.Abstractions" Version="11.0.0-rc.3.26522.148" />

Microsoft.Extensions.Diagnostics.Metrics.IMetricsBuilder

public interface IMetricsBuilder
Configures the metrics system by registering IMetricsListeners and using rules to determine which metrics are enabled.
namespace Microsoft.Extensions.Diagnostics.Metrics { public interface IMetricsBuilder { IServiceCollection Services { get; } } }