The OpenTelemetry .NET Automatic Instrumentation simplifies the process of collecting telemetry data from .NET applications without requiring code changes, making it particularly useful for large codebases or for those new to OpenTelemetry. This method allows for seamless integration with Grafana Cloud by setting up a Grafana Agent to handle OpenTelemetry Protocol (OTLP) data, enabling the visualization of metrics, logs, and traces from .NET applications. The auto-instrumentation relies on startup hooks, profiler hooks, and bytecode manipulation, allowing for customizable configurations via environment variables. It provides a streamlined approach to emitting high-quality telemetry data with minimal effort, offering a practical alternative to manual instrumentation, which can be complex and time-consuming. The tool is especially advantageous for users seeking an easy way to monitor application performance without extensive instrumentation efforts, and it can be easily incorporated into existing deployment workflows. For more advanced configurations and scenarios, users are encouraged to refer to the official OpenTelemetry documentation. Grafana Cloud offers a user-friendly platform to start with metrics and telemetry visualization, featuring a free tier to accommodate various use cases.