StartupExtensions.AddDevExpressAI(IServiceCollection, Action<AIWebSettings>) Method

Adds DevExpress AI-related services to the application service collection and allows you to configure OpenAI Assistant.

Namespace : Microsoft.Extensions.DependencyInjection

Assembly : DevExpress.AIIntegration.Web.v25.2.dll

NuGet Package : DevExpress.AIIntegration.Web

Declaration

csharp

public static IServiceCollection AddDevExpressAI(
    this IServiceCollection collection,
    Action<AIWebSettings> configure = null
)

Parameters

Name	Type	Description
collection	IServiceCollection

The application’s service collection.

Optional Parameters

Name	Type	Default	Description
configure	Action<AIWebSettings>	null

A delegate method that configures the OpenAI Assistant.

Returns

Type	Description
IServiceCollection

The modified application service collection.

Remarks

The AddDevExpressAI method registers AI services and enables DevExpress AI-powered extensions in your application. You can supply this method with a parameter to additionally register the OpenAI Assistant.

Program.cs

csharp

using Microsoft.Extensions.AI;
...
string azureOpenAIEndpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT");
string azureOpenAIKey = Environment.GetEnvironmentVariable("AZURE_OPENAI_API_KEY");
string deploymentName = "gpt4o";
...
var azureClient = new AzureOpenAIClient(
    new Uri(azureOpenAIEndpoint),
    new ApiKeyCredential(azureOpenAIKey));

builder.Services.AddDevExpressBlazor();
builder.Services.AddChatClient(cfg => cfg.Use(azureClient.AsChatClient(deploymentName)));

// Enables DevExpress AI-powered extensions
builder.Services.AddDevExpressAI();
// Or
// Enables DevExpress AI-powered extensions and registers the OpenAI Assistant
builder.Services.AddDevExpressAI((config) => {
    config.RegisterOpenAIAssistants(azureClient, "gpt4o"); 
});