# addServiceBusTopic

- Module: [Aspire.Hosting.Azure.ServiceBus](/reference/api/typescript/aspire.hosting.azure.servicebus.md)
- Version: `13.4.0`
- Kind: `method`
- Source: [GitHub](https://github.com/microsoft/aspire)

Adds an Azure Service Bus Topic resource to the application model.

## Definition

```typescript
interface AzureServiceBusResource {
  // ... omitted for brevity
  addServiceBusTopic(
    name: string,
    topicName?: string): AzureServiceBusTopicResource
}
```

## Parameters

- `name` (`string`)
- `topicName` (`string`) `optional`

## Returns

[AzureServiceBusTopicResource](/reference/api/typescript/aspire.hosting.azure.servicebus/azureservicebustopicresource.md) `builder`

## Applies to

- [AzureServiceBusResource](/reference/api/typescript/aspire.hosting.azure.servicebus/azureservicebusresource.md)