OpenTelemetry .NET metrics

Use OpenTelemetry .NET to collect and export metric telemetry data

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This section contains information about using OpenTelemetry .NET for metrics.

OpenTelemetry .NET Metrics provides a way to collect measurements about the execution of a computer program at runtime.

Getting started with metrics - Console

Learn how to use OpenTelemetry Metrics in a .NET Console application

Getting started with metrics - ASP.NET Core

Learn how to use OpenTelemetry Metrics in an ASP.NET Core application

Export to Prometheus and Grafana

Learn how to export metrics to Prometheus and visualize them in Grafana

Using exemplars

Learn how to use exemplars to link metrics with traces in OpenTelemetry .NET

Metric instruments

Learn about the different types of metric instruments available in OpenTelemetry .NET

Best practices

Learn about best practices for using OpenTelemetry .NET for metrics


Last modified August 12, 2025: Add dotnet docs from /docs folder of opentelemetry-dotnet (#7474) (bb927496)