# IExecutionConfigurationBuilder

- Kind: `interface`
- Package: [Aspire.Hosting](/reference/api/csharp/aspire.hosting.md)
- Version: `13.3.0`
- Namespace: `Aspire.Hosting.ApplicationModel`
- Target framework: `net8.0`
- Source: [GitHub](https://github.com/microsoft/aspire/blob/bd20f904cde09ecb9c9ae5116a6f13614bf2d7c2/src/Aspire.Hosting/ApplicationModel/IExecutionConfigurationBuilder.cs)

Builder for gathering and resolving the execution configuration (arguments and environment variables) for a specific resource.

## Definition

```csharp
namespace Aspire.Hosting.ApplicationModel;

public interface IExecutionConfigurationBuilder
{
    // ...
}
```

## Methods

- [AddExecutionConfigurationGatherer(IExecutionConfigurationGatherer)](/reference/api/csharp/aspire.hosting/iexecutionconfigurationbuilder/methods.md#addexecutionconfigurationgatherer-iexecutionconfigurationgatherer) : [IExecutionConfigurationBuilder](/reference/api/csharp/aspire.hosting/iexecutionconfigurationbuilder.md) `abstract` -- Adds a configuration gatherer to the builder.
- [BuildAsync(DistributedApplicationExecutionContext, ILogger?, CancellationToken)](/reference/api/csharp/aspire.hosting/iexecutionconfigurationbuilder/methods.md#buildasync-distributedapplicationexecutioncontext-ilogger-cancellationtoken) : [Task<IExecutionConfigurationResult>](/reference/api/csharp/aspire.hosting/iexecutionconfigurationresult.md) `abstract` -- Builds the processed resource configuration (resolved arguments and environment variables).