# AspireKafkaProducerExtensions

- Kind: `class`
- Package: [Aspire.Confluent.Kafka](/reference/api/csharp/aspire.confluent.kafka.md)
- Version: `13.3.0`
- Namespace: `Microsoft.Extensions.Hosting`
- Target framework: `net10.0`
- Source: [GitHub](https://github.com/microsoft/aspire/blob/5bd693ae1897dee5e2ce71c2cc08879c1c7eff51/src/Components/Aspire.Confluent.Kafka/AspireKafkaProducerExtensions.cs)

Extension methods for connecting to a Kafka broker.

## Definition

```csharp
namespace Microsoft.Extensions.Hosting;

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

## Methods

- [AddKafkaProducer(IHostApplicationBuilder, string)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkafkaproducer-ihostapplicationbuilder-string) `extension`
- [AddKafkaProducer(IHostApplicationBuilder, string, Action<KafkaProducerSettings>)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkafkaproducer-ihostapplicationbuilder-string-action-kafkaproducersettings) `extension`
- [AddKafkaProducer(IHostApplicationBuilder, string, Action<ProducerBuilder<TKey, TValue>>)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkafkaproducer-ihostapplicationbuilder-string-action-producerbuilder-tkey-tvalue) `extension`
- [AddKafkaProducer(IHostApplicationBuilder, string, Action<IServiceProvider, ProducerBuilder<TKey, TValue>>)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkafkaproducer-ihostapplicationbuilder-string-action-iserviceprovider-producerbuilder-tkey-tvalue) `extension`
- [AddKafkaProducer(IHostApplicationBuilder, string, Action<KafkaProducerSettings>, Action<ProducerBuilder<TKey, TValue>>)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkafkaproducer-ihostapplicationbuilder-string-action-kafkaproducersettings-action-producerbuilder-tkey-tvalue) `extension`
- [AddKafkaProducer(IHostApplicationBuilder, string, Action<KafkaProducerSettings>, Action<IServiceProvider, ProducerBuilder<TKey, TValue>>)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkafkaproducer-ihostapplicationbuilder-string-action-kafkaproducersettings-action-iserviceprovider-producerbuilder-tkey-tvalue) `extension` -- Registers `Kafka.IProducer`2` as a singleton in the services provided by the `builder`.
- [AddKeyedKafkaProducer(IHostApplicationBuilder, string)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkeyedkafkaproducer-ihostapplicationbuilder-string) `extension`
- [AddKeyedKafkaProducer(IHostApplicationBuilder, string, Action<KafkaProducerSettings>)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkeyedkafkaproducer-ihostapplicationbuilder-string-action-kafkaproducersettings) `extension`
- [AddKeyedKafkaProducer(IHostApplicationBuilder, string, Action<ProducerBuilder<TKey, TValue>>)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkeyedkafkaproducer-ihostapplicationbuilder-string-action-producerbuilder-tkey-tvalue) `extension`
- [AddKeyedKafkaProducer(IHostApplicationBuilder, string, Action<IServiceProvider, ProducerBuilder<TKey, TValue>>)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkeyedkafkaproducer-ihostapplicationbuilder-string-action-iserviceprovider-producerbuilder-tkey-tvalue) `extension`
- [AddKeyedKafkaProducer(IHostApplicationBuilder, string, Action<KafkaProducerSettings>, Action<ProducerBuilder<TKey, TValue>>)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkeyedkafkaproducer-ihostapplicationbuilder-string-action-kafkaproducersettings-action-producerbuilder-tkey-tvalue) `extension`
- [AddKeyedKafkaProducer(IHostApplicationBuilder, string, Action<KafkaProducerSettings>, Action<IServiceProvider, ProducerBuilder<TKey, TValue>>)](/reference/api/csharp/aspire.confluent.kafka/aspirekafkaproducerextensions/methods.md#addkeyedkafkaproducer-ihostapplicationbuilder-string-action-kafkaproducersettings-action-iserviceprovider-producerbuilder-tkey-tvalue) `extension` -- Registers `Kafka.IProducer`2` as a keyed singleton for the given `name` in the services provided by the `builder`.