[Parameter]
public RenderFragment<BlazorChatMessage> FunctionCallInfoContentTemplate { get; set; }

@using DevExpress.AIIntegration.Blazor.Chat
@using DevExpress.AIIntegration.Tools
@inject AIToolsContextContainer aiToolsContextContainer

<DxAIChat IncludeFunctionCallInfo="true">
    <FunctionCallInfoContentTemplate>
        <ul>
            @foreach(var functionCall in context.FunctionCalls) {
                <li>
                    Called function: <b>@functionCall.Request.Name</b>

                    Return value: <b>@functionCall.Result.Result.ToString()</b>
                </li>
            }
        </ul>
    </FunctionCallInfoContentTemplate>
</DxAIChat>

@code {
    protected override void OnAfterRender(bool firstRender) {
        if(firstRender) {
            var context = new AIToolsContextBuilder()
                .WithToolMethods(MyAITools.Greet, MyAITools.AddNumbers)
                .Build();
            aiToolsContextContainer.Add(context);
        }
    }
}

using DevExpress.AIIntegration;
using System.ComponentModel;

public class MyAITools
{
    [AIIntegrationTool("Generic_Greeting")]
    [Description("Greets a user with their name.")]
    public static string Greet(
        [Description("The name of the user.")] string name) {
        var now = DateTime.Now;
        if(now.Hour < 7)
            return $"Good night, {name}!";
        else if(now.Hour < 12)
            return $"Good morning, {name}!";
        else if(now.Hour < 18)
            return $"Good afternoon, {name}!";
        else
            return $"Good evening, {name}!";
    }

    [AIIntegrationTool("Generic_Calculator")]
    [Description("Adds two numbers.")]
    public static int AddNumbers(
        [Description("First number")] int a,
        [Description("Second number")] int b) {
        return a + b;
    }
}

using Azure.AI.OpenAI;
using DevExpress.AIIntegration;
using Microsoft.Extensions.AI;
using System.ClientModel;

/* ... */

AzureOpenAIClient azureOpenAIClient = new(
      new Uri(azureOpenAiEndpoint),
      new ApiKeyCredential(azureOpenAiKey)
);
IChatClient azureOpenAIChatClient = azureOpenAIClient.GetChatClient(azureOpenAiModel).AsIChatClient();
builder.Services.AddScoped((sp) => {
    return azureOpenAIChatClient.AsBuilder()
                                .UseDXTools()
                                .UseFunctionInvocation()
                                .Build(sp);
});
builder.Services.AddDevExpressAI();
builder.Services.AddDevExpressBlazor();