1.0.0-beta25 (latest) 1.0.0-beta24

    public static class ServiceCollectionExtensions

Reference documentation and code samples for the Discovery Engine v1beta API class ServiceCollectionExtensions.

Static class to provide extension methods to configure API clients.

## Inheritance

[object](https://learn.microsoft.com/dotnet/api/system.object) \> ServiceCollectionExtensions

## Inherited Members

[object.GetHashCode()](https://learn.microsoft.com/dotnet/api/system.object.gethashcode) [object.GetType()](https://learn.microsoft.com/dotnet/api/system.object.gettype) [object.MemberwiseClone()](https://learn.microsoft.com/dotnet/api/system.object.memberwiseclone) [object.ToString()](https://learn.microsoft.com/dotnet/api/system.object.tostring)

## Namespace

[Microsoft.Extensions.DependencyInjection](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Microsoft.Extensions.DependencyInjection)

## Assembly

Google.Cloud.DiscoveryEngine.V1Beta.dll

## Methods

### AddAclConfigServiceClient(IServiceCollection, Action\<AclConfigServiceClientBuilder\>)

    public static IServiceCollection AddAclConfigServiceClient(this IServiceCollection services, Action<AclConfigServiceClientBuilder> action = null)

Adds a singleton [AclConfigServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.AclConfigServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.AclConfigServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddAclConfigServiceClient(IServiceCollection, Action\<IServiceProvider, AclConfigServiceClientBuilder\>)

    public static IServiceCollection AddAclConfigServiceClient(this IServiceCollection services, Action<IServiceProvider, AclConfigServiceClientBuilder> action)

Adds a singleton [AclConfigServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.AclConfigServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.AclConfigServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddAssistantServiceClient(IServiceCollection, Action\<AssistantServiceClientBuilder\>)

    public static IServiceCollection AddAssistantServiceClient(this IServiceCollection services, Action<AssistantServiceClientBuilder> action = null)

Adds a singleton [AssistantServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.AssistantServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.AssistantServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddAssistantServiceClient(IServiceCollection, Action\<IServiceProvider, AssistantServiceClientBuilder\>)

    public static IServiceCollection AddAssistantServiceClient(this IServiceCollection services, Action<IServiceProvider, AssistantServiceClientBuilder> action)

Adds a singleton [AssistantServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.AssistantServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.AssistantServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddCmekConfigServiceClient(IServiceCollection, Action\<CmekConfigServiceClientBuilder\>)

    public static IServiceCollection AddCmekConfigServiceClient(this IServiceCollection services, Action<CmekConfigServiceClientBuilder> action = null)

Adds a singleton [CmekConfigServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.CmekConfigServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.CmekConfigServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddCmekConfigServiceClient(IServiceCollection, Action\<IServiceProvider, CmekConfigServiceClientBuilder\>)

    public static IServiceCollection AddCmekConfigServiceClient(this IServiceCollection services, Action<IServiceProvider, CmekConfigServiceClientBuilder> action)

Adds a singleton [CmekConfigServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.CmekConfigServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.CmekConfigServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddCompletionServiceClient(IServiceCollection, Action\<CompletionServiceClientBuilder\>)

    public static IServiceCollection AddCompletionServiceClient(this IServiceCollection services, Action<CompletionServiceClientBuilder> action = null)

Adds a singleton [CompletionServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.CompletionServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.CompletionServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddCompletionServiceClient(IServiceCollection, Action\<IServiceProvider, CompletionServiceClientBuilder\>)

    public static IServiceCollection AddCompletionServiceClient(this IServiceCollection services, Action<IServiceProvider, CompletionServiceClientBuilder> action)

Adds a singleton [CompletionServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.CompletionServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.CompletionServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddControlServiceClient(IServiceCollection, Action\<ControlServiceClientBuilder\>)

    public static IServiceCollection AddControlServiceClient(this IServiceCollection services, Action<ControlServiceClientBuilder> action = null)

Adds a singleton [ControlServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ControlServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ControlServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddControlServiceClient(IServiceCollection, Action\<IServiceProvider, ControlServiceClientBuilder\>)

    public static IServiceCollection AddControlServiceClient(this IServiceCollection services, Action<IServiceProvider, ControlServiceClientBuilder> action)

Adds a singleton [ControlServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ControlServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ControlServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddConversationalSearchServiceClient(IServiceCollection, Action\<ConversationalSearchServiceClientBuilder\>)

    public static IServiceCollection AddConversationalSearchServiceClient(this IServiceCollection services, Action<ConversationalSearchServiceClientBuilder> action = null)

Adds a singleton [ConversationalSearchServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ConversationalSearchServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ConversationalSearchServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddConversationalSearchServiceClient(IServiceCollection, Action\<IServiceProvider, ConversationalSearchServiceClientBuilder\>)

    public static IServiceCollection AddConversationalSearchServiceClient(this IServiceCollection services, Action<IServiceProvider, ConversationalSearchServiceClientBuilder> action)

Adds a singleton [ConversationalSearchServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ConversationalSearchServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ConversationalSearchServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddDataStoreServiceClient(IServiceCollection, Action\<DataStoreServiceClientBuilder\>)

    public static IServiceCollection AddDataStoreServiceClient(this IServiceCollection services, Action<DataStoreServiceClientBuilder> action = null)

Adds a singleton [DataStoreServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.DataStoreServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.DataStoreServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddDataStoreServiceClient(IServiceCollection, Action\<IServiceProvider, DataStoreServiceClientBuilder\>)

    public static IServiceCollection AddDataStoreServiceClient(this IServiceCollection services, Action<IServiceProvider, DataStoreServiceClientBuilder> action)

Adds a singleton [DataStoreServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.DataStoreServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.DataStoreServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddDocumentServiceClient(IServiceCollection, Action\<DocumentServiceClientBuilder\>)

    public static IServiceCollection AddDocumentServiceClient(this IServiceCollection services, Action<DocumentServiceClientBuilder> action = null)

Adds a singleton [DocumentServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.DocumentServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.DocumentServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddDocumentServiceClient(IServiceCollection, Action\<IServiceProvider, DocumentServiceClientBuilder\>)

    public static IServiceCollection AddDocumentServiceClient(this IServiceCollection services, Action<IServiceProvider, DocumentServiceClientBuilder> action)

Adds a singleton [DocumentServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.DocumentServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.DocumentServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddEngineServiceClient(IServiceCollection, Action\<EngineServiceClientBuilder\>)

    public static IServiceCollection AddEngineServiceClient(this IServiceCollection services, Action<EngineServiceClientBuilder> action = null)

Adds a singleton [EngineServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.EngineServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.EngineServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddEngineServiceClient(IServiceCollection, Action\<IServiceProvider, EngineServiceClientBuilder\>)

    public static IServiceCollection AddEngineServiceClient(this IServiceCollection services, Action<IServiceProvider, EngineServiceClientBuilder> action)

Adds a singleton [EngineServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.EngineServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.EngineServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddEvaluationServiceClient(IServiceCollection, Action\<EvaluationServiceClientBuilder\>)

    public static IServiceCollection AddEvaluationServiceClient(this IServiceCollection services, Action<EvaluationServiceClientBuilder> action = null)

Adds a singleton [EvaluationServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.EvaluationServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.EvaluationServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddEvaluationServiceClient(IServiceCollection, Action\<IServiceProvider, EvaluationServiceClientBuilder\>)

    public static IServiceCollection AddEvaluationServiceClient(this IServiceCollection services, Action<IServiceProvider, EvaluationServiceClientBuilder> action)

Adds a singleton [EvaluationServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.EvaluationServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.EvaluationServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddGroundedGenerationServiceClient(IServiceCollection, Action\<GroundedGenerationServiceClientBuilder\>)

    public static IServiceCollection AddGroundedGenerationServiceClient(this IServiceCollection services, Action<GroundedGenerationServiceClientBuilder> action = null)

Adds a singleton [GroundedGenerationServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.GroundedGenerationServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.GroundedGenerationServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddGroundedGenerationServiceClient(IServiceCollection, Action\<IServiceProvider, GroundedGenerationServiceClientBuilder\>)

    public static IServiceCollection AddGroundedGenerationServiceClient(this IServiceCollection services, Action<IServiceProvider, GroundedGenerationServiceClientBuilder> action)

Adds a singleton [GroundedGenerationServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.GroundedGenerationServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.GroundedGenerationServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddIdentityMappingStoreServiceClient(IServiceCollection, Action\<IdentityMappingStoreServiceClientBuilder\>)

    public static IServiceCollection AddIdentityMappingStoreServiceClient(this IServiceCollection services, Action<IdentityMappingStoreServiceClientBuilder> action = null)

Adds a singleton [IdentityMappingStoreServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.IdentityMappingStoreServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.IdentityMappingStoreServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddIdentityMappingStoreServiceClient(IServiceCollection, Action\<IServiceProvider, IdentityMappingStoreServiceClientBuilder\>)

    public static IServiceCollection AddIdentityMappingStoreServiceClient(this IServiceCollection services, Action<IServiceProvider, IdentityMappingStoreServiceClientBuilder> action)

Adds a singleton [IdentityMappingStoreServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.IdentityMappingStoreServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.IdentityMappingStoreServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddLicenseConfigServiceClient(IServiceCollection, Action\<LicenseConfigServiceClientBuilder\>)

    public static IServiceCollection AddLicenseConfigServiceClient(this IServiceCollection services, Action<LicenseConfigServiceClientBuilder> action = null)

Adds a singleton [LicenseConfigServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.LicenseConfigServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.LicenseConfigServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddLicenseConfigServiceClient(IServiceCollection, Action\<IServiceProvider, LicenseConfigServiceClientBuilder\>)

    public static IServiceCollection AddLicenseConfigServiceClient(this IServiceCollection services, Action<IServiceProvider, LicenseConfigServiceClientBuilder> action)

Adds a singleton [LicenseConfigServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.LicenseConfigServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.LicenseConfigServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddProjectServiceClient(IServiceCollection, Action\<ProjectServiceClientBuilder\>)

    public static IServiceCollection AddProjectServiceClient(this IServiceCollection services, Action<ProjectServiceClientBuilder> action = null)

Adds a singleton [ProjectServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ProjectServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ProjectServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddProjectServiceClient(IServiceCollection, Action\<IServiceProvider, ProjectServiceClientBuilder\>)

    public static IServiceCollection AddProjectServiceClient(this IServiceCollection services, Action<IServiceProvider, ProjectServiceClientBuilder> action)

Adds a singleton [ProjectServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ProjectServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ProjectServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddRankServiceClient(IServiceCollection, Action\<RankServiceClientBuilder\>)

    public static IServiceCollection AddRankServiceClient(this IServiceCollection services, Action<RankServiceClientBuilder> action = null)

Adds a singleton [RankServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.RankServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.RankServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddRankServiceClient(IServiceCollection, Action\<IServiceProvider, RankServiceClientBuilder\>)

    public static IServiceCollection AddRankServiceClient(this IServiceCollection services, Action<IServiceProvider, RankServiceClientBuilder> action)

Adds a singleton [RankServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.RankServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.RankServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddRecommendationServiceClient(IServiceCollection, Action\<RecommendationServiceClientBuilder\>)

    public static IServiceCollection AddRecommendationServiceClient(this IServiceCollection services, Action<RecommendationServiceClientBuilder> action = null)

Adds a singleton [RecommendationServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.RecommendationServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.RecommendationServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddRecommendationServiceClient(IServiceCollection, Action\<IServiceProvider, RecommendationServiceClientBuilder\>)

    public static IServiceCollection AddRecommendationServiceClient(this IServiceCollection services, Action<IServiceProvider, RecommendationServiceClientBuilder> action)

Adds a singleton [RecommendationServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.RecommendationServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.RecommendationServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSampleQueryServiceClient(IServiceCollection, Action\<SampleQueryServiceClientBuilder\>)

    public static IServiceCollection AddSampleQueryServiceClient(this IServiceCollection services, Action<SampleQueryServiceClientBuilder> action = null)

Adds a singleton [SampleQueryServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SampleQueryServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SampleQueryServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSampleQueryServiceClient(IServiceCollection, Action\<IServiceProvider, SampleQueryServiceClientBuilder\>)

    public static IServiceCollection AddSampleQueryServiceClient(this IServiceCollection services, Action<IServiceProvider, SampleQueryServiceClientBuilder> action)

Adds a singleton [SampleQueryServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SampleQueryServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SampleQueryServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSampleQuerySetServiceClient(IServiceCollection, Action\<SampleQuerySetServiceClientBuilder\>)

    public static IServiceCollection AddSampleQuerySetServiceClient(this IServiceCollection services, Action<SampleQuerySetServiceClientBuilder> action = null)

Adds a singleton [SampleQuerySetServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SampleQuerySetServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SampleQuerySetServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSampleQuerySetServiceClient(IServiceCollection, Action\<IServiceProvider, SampleQuerySetServiceClientBuilder\>)

    public static IServiceCollection AddSampleQuerySetServiceClient(this IServiceCollection services, Action<IServiceProvider, SampleQuerySetServiceClientBuilder> action)

Adds a singleton [SampleQuerySetServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SampleQuerySetServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SampleQuerySetServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSchemaServiceClient(IServiceCollection, Action\<SchemaServiceClientBuilder\>)

    public static IServiceCollection AddSchemaServiceClient(this IServiceCollection services, Action<SchemaServiceClientBuilder> action = null)

Adds a singleton [SchemaServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SchemaServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SchemaServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSchemaServiceClient(IServiceCollection, Action\<IServiceProvider, SchemaServiceClientBuilder\>)

    public static IServiceCollection AddSchemaServiceClient(this IServiceCollection services, Action<IServiceProvider, SchemaServiceClientBuilder> action)

Adds a singleton [SchemaServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SchemaServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SchemaServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSearchServiceClient(IServiceCollection, Action\<SearchServiceClientBuilder\>)

    public static IServiceCollection AddSearchServiceClient(this IServiceCollection services, Action<SearchServiceClientBuilder> action = null)

Adds a singleton [SearchServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SearchServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SearchServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSearchServiceClient(IServiceCollection, Action\<IServiceProvider, SearchServiceClientBuilder\>)

    public static IServiceCollection AddSearchServiceClient(this IServiceCollection services, Action<IServiceProvider, SearchServiceClientBuilder> action)

Adds a singleton [SearchServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SearchServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SearchServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSearchTuningServiceClient(IServiceCollection, Action\<SearchTuningServiceClientBuilder\>)

    public static IServiceCollection AddSearchTuningServiceClient(this IServiceCollection services, Action<SearchTuningServiceClientBuilder> action = null)

Adds a singleton [SearchTuningServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SearchTuningServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SearchTuningServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSearchTuningServiceClient(IServiceCollection, Action\<IServiceProvider, SearchTuningServiceClientBuilder\>)

    public static IServiceCollection AddSearchTuningServiceClient(this IServiceCollection services, Action<IServiceProvider, SearchTuningServiceClientBuilder> action)

Adds a singleton [SearchTuningServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SearchTuningServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SearchTuningServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddServingConfigServiceClient(IServiceCollection, Action\<ServingConfigServiceClientBuilder\>)

    public static IServiceCollection AddServingConfigServiceClient(this IServiceCollection services, Action<ServingConfigServiceClientBuilder> action = null)

Adds a singleton [ServingConfigServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ServingConfigServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ServingConfigServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddServingConfigServiceClient(IServiceCollection, Action\<IServiceProvider, ServingConfigServiceClientBuilder\>)

    public static IServiceCollection AddServingConfigServiceClient(this IServiceCollection services, Action<IServiceProvider, ServingConfigServiceClientBuilder> action)

Adds a singleton [ServingConfigServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ServingConfigServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.ServingConfigServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSessionServiceClient(IServiceCollection, Action\<SessionServiceClientBuilder\>)

    public static IServiceCollection AddSessionServiceClient(this IServiceCollection services, Action<SessionServiceClientBuilder> action = null)

Adds a singleton [SessionServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SessionServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SessionServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSessionServiceClient(IServiceCollection, Action\<IServiceProvider, SessionServiceClientBuilder\>)

    public static IServiceCollection AddSessionServiceClient(this IServiceCollection services, Action<IServiceProvider, SessionServiceClientBuilder> action)

Adds a singleton [SessionServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SessionServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SessionServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSiteSearchEngineServiceClient(IServiceCollection, Action\<SiteSearchEngineServiceClientBuilder\>)

    public static IServiceCollection AddSiteSearchEngineServiceClient(this IServiceCollection services, Action<SiteSearchEngineServiceClientBuilder> action = null)

Adds a singleton [SiteSearchEngineServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SiteSearchEngineServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SiteSearchEngineServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddSiteSearchEngineServiceClient(IServiceCollection, Action\<IServiceProvider, SiteSearchEngineServiceClientBuilder\>)

    public static IServiceCollection AddSiteSearchEngineServiceClient(this IServiceCollection services, Action<IServiceProvider, SiteSearchEngineServiceClientBuilder> action)

Adds a singleton [SiteSearchEngineServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SiteSearchEngineServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.SiteSearchEngineServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddUserEventServiceClient(IServiceCollection, Action\<UserEventServiceClientBuilder\>)

    public static IServiceCollection AddUserEventServiceClient(this IServiceCollection services, Action<UserEventServiceClientBuilder> action = null)

Adds a singleton [UserEventServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserEventServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserEventServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddUserEventServiceClient(IServiceCollection, Action\<IServiceProvider, UserEventServiceClientBuilder\>)

    public static IServiceCollection AddUserEventServiceClient(this IServiceCollection services, Action<IServiceProvider, UserEventServiceClientBuilder> action)

Adds a singleton [UserEventServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserEventServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserEventServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddUserLicenseServiceClient(IServiceCollection, Action\<UserLicenseServiceClientBuilder\>)

    public static IServiceCollection AddUserLicenseServiceClient(this IServiceCollection services, Action<UserLicenseServiceClientBuilder> action = null)

Adds a singleton [UserLicenseServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserLicenseServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserLicenseServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddUserLicenseServiceClient(IServiceCollection, Action\<IServiceProvider, UserLicenseServiceClientBuilder\>)

    public static IServiceCollection AddUserLicenseServiceClient(this IServiceCollection services, Action<IServiceProvider, UserLicenseServiceClientBuilder> action)

Adds a singleton [UserLicenseServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserLicenseServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserLicenseServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddUserStoreServiceClient(IServiceCollection, Action\<UserStoreServiceClientBuilder\>)

    public static IServiceCollection AddUserStoreServiceClient(this IServiceCollection services, Action<UserStoreServiceClientBuilder> action = null)

Adds a singleton [UserStoreServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserStoreServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-1https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserStoreServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |

### AddUserStoreServiceClient(IServiceCollection, Action\<IServiceProvider, UserStoreServiceClientBuilder\>)

    public static IServiceCollection AddUserStoreServiceClient(this IServiceCollection services, Action<IServiceProvider, UserStoreServiceClientBuilder> action)

Adds a singleton [UserStoreServiceClient](https://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserStoreServiceClient) to `services`.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `services` | `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` The service collection to add the client to. The services are used to configure the client when requested. |
| `action` | `https://learn.microsoft.com/dotnet/api/system.action-2System.IServiceProviderhttps://docs.cloud.google.com/dotnet/docs/reference/Google.Cloud.DiscoveryEngine.V1Beta/latest/Google.Cloud.DiscoveryEngine.V1Beta.UserStoreServiceClientBuilder` An optional action to invoke on the client builder. This is invoked before services from `services` are used. |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://learn.microsoft.com/dotnet/api/microsoft.extensions.dependencyinjection.iservicecollection` |   |