# DevUIResource Properties

- Package: [Aspire.Hosting.AgentFramework.DevUI](/reference/api/csharp/aspire.hosting.agentframework.devui.md)
- Type: [DevUIResource](/reference/api/csharp/aspire.hosting.agentframework.devui/devuiresource.md)
- Kind: `Properties`
- Members: `1`

Represents a DevUI resource for testing AI agents in a distributed application.

## PrimaryEndpoint

- Name: `PrimaryEndpoint`
- Modifiers: `get`
- Returns: `EndpointReference`

Gets the primary HTTP endpoint for the DevUI web interface.

```csharp
public EndpointReference PrimaryEndpoint { get; }
```