# OpenTelemetryCollectorRoutingExtensions

- Kind: `class`
- Package: [CommunityToolkit.Aspire.Hosting.OpenTelemetryCollector](/reference/api/csharp/communitytoolkit.aspire.hosting.opentelemetrycollector.md)
- Version: `13.1.1`
- Namespace: `Aspire.Hosting`
- Target framework: `net10.0`
- Source: [GitHub](https://github.com/CommunityToolkit/Aspire/blob/67afcca30f02c18687f9c5219313710af9706630/src/CommunityToolkit.Aspire.Hosting.OpenTelemetryCollector/OpenTelemetryCollectorRoutingExtensions.cs)

Hooks to add the OTLP environment variables to the various resources

## Definition

```csharp
namespace Aspire.Hosting;

public static class OpenTelemetryCollectorRoutingExtensions
{
    // ...
}
```

## Methods

- [WithOpenTelemetryCollectorRouting(IResourceBuilder<T>, IResourceBuilder<OpenTelemetryCollectorResource>)](/reference/api/csharp/communitytoolkit.aspire.hosting.opentelemetrycollector/opentelemetrycollectorroutingextensions/methods.md#withopentelemetrycollectorrouting-iresourcebuilder-t-iresourcebuilder-opentelemetrycollectorresource) : `IResourceBuilder<T>` `extension` -- Resource the telemetry for the resource through the specified OpenTelemetry Collector