ai-agents-for-beginners

🎨 АгСнтски ΠΌΠΎΠ΄Π΅Π»ΠΈ Π½Π° Π΄ΠΈΠ·Π°ΠΉΠ½ с Azure OpenAI (Responses API) (.NET)

πŸ“‹ Π£Ρ‡Π΅Π±Π½ΠΈ Ρ†Π΅Π»ΠΈ

Π’ΠΎΠ·ΠΈ ΠΏΡ€ΠΈΠΌΠ΅Ρ€ дСмонстрира ΠΊΠΎΡ€ΠΏΠΎΡ€Π°Ρ‚ΠΈΠ²Π½ΠΈ ΠΌΠΎΠ΄Π΅Π»ΠΈ Π½Π° Π΄ΠΈΠ·Π°ΠΉΠ½ Π·Π° ΠΈΠ·Π³Ρ€Π°ΠΆΠ΄Π°Π½Π΅ Π½Π° ΠΈΠ½Ρ‚Π΅Π»ΠΈΠ³Π΅Π½Ρ‚Π½ΠΈ Π°Π³Π΅Π½Ρ‚ΠΈ Ρ‡Ρ€Π΅Π· Microsoft Agent Framework Π² .NET с интСграция Π½Π° Azure OpenAI (Responses API). Π©Π΅ Π½Π°ΡƒΡ‡ΠΈΡ‚Π΅ профСсионални ΠΌΠΎΠ΄Π΅Π»ΠΈ ΠΈ Π°Ρ€Ρ…ΠΈΡ‚Π΅ΠΊΡ‚ΡƒΡ€Π½ΠΈ ΠΏΠΎΠ΄Ρ…ΠΎΠ΄ΠΈ, ΠΊΠΎΠΈΡ‚ΠΎ правят Π°Π³Π΅Π½Ρ‚ΠΈΡ‚Π΅ Π³ΠΎΡ‚ΠΎΠ²ΠΈ Π·Π° продукция, ΠΏΠΎΠ΄Π΄ΡŠΡ€ΠΆΠ°Π½ΠΈ ΠΈ ΠΌΠ°Ρ‰Π°Π±ΠΈΡ€ΡƒΠ΅ΠΌΠΈ.

ΠšΠΎΡ€ΠΏΠΎΡ€Π°Ρ‚ΠΈΠ²Π½ΠΈ ΠΌΠΎΠ΄Π΅Π»ΠΈ Π½Π° Π΄ΠΈΠ·Π°ΠΉΠ½

🎯 Ползи Π·Π° Π°Ρ€Ρ…ΠΈΡ‚Π΅ΠΊΡ‚ΡƒΡ€Π°Ρ‚Π° спСцифични Π·Π° .NET

ΠšΠΎΡ€ΠΏΠΎΡ€Π°Ρ‚ΠΈΠ²Π½ΠΈ Ρ„ΡƒΠ½ΠΊΡ†ΠΈΠΈ

МодСли, Π³ΠΎΡ‚ΠΎΠ²ΠΈ Π·Π° продукция

πŸ”§ ВСхничСска Π°Ρ€Ρ…ΠΈΡ‚Π΅ΠΊΡ‚ΡƒΡ€Π°

Основни .NET ΠΊΠΎΠΌΠΏΠΎΠ½Π΅Π½Ρ‚ΠΈ

ИзпълнСниС Π½Π° ΠΌΠΎΠ΄Π΅Π»ΠΈΡ‚Π΅ Π½Π° Π΄ΠΈΠ·Π°ΠΉΠ½

graph LR
    A[IServiceCollection] --> B[ΠšΠΎΠ½ΡΡ‚Ρ€ΡƒΠΊΡ‚ΠΎΡ€ Π½Π° Π°Π³Π΅Π½Ρ‚ΠΈ]
    B --> C[ΠšΠΎΠ½Ρ„ΠΈΠ³ΡƒΡ€Π°Ρ†ΠΈΡ]
    C --> D[Π Π΅Π³ΠΈΡΡ‚ΡŠΡ€ Π½Π° инструмСнти]
    D --> E[AI Π°Π³Π΅Π½Ρ‚]

πŸ—οΈ ДСмонстрирани ΠΊΠΎΡ€ΠΏΠΎΡ€Π°Ρ‚ΠΈΠ²Π½ΠΈ ΠΌΠΎΠ΄Π΅Π»ΠΈ

1. Π‘ΡŠΠ·Π΄Π°Π²Π°Ρ‰ΠΈ ΠΌΠΎΠ΄Π΅Π»ΠΈ

2. ΠŸΠΎΠ²Π΅Π΄Π΅Π½Ρ‡Π΅ΡΠΊΠΈ ΠΌΠΎΠ΄Π΅Π»ΠΈ

3. Π‘Ρ‚Ρ€ΡƒΠΊΡ‚ΡƒΡ€Π½ΠΈ ΠΌΠΎΠ΄Π΅Π»ΠΈ

πŸ“š ΠŸΡ€ΠΈΠ½Ρ†ΠΈΠΏΠΈ Π½Π° Π΄ΠΈΠ·Π°ΠΉΠ½ Π² .NET

SOLID ΠΏΡ€ΠΈΠ½Ρ†ΠΈΠΏΠΈ

Чиста Π°Ρ€Ρ…ΠΈΡ‚Π΅ΠΊΡ‚ΡƒΡ€Π°

πŸ”’ ΠšΠΎΡ€ΠΏΠΎΡ€Π°Ρ‚ΠΈΠ²Π½ΠΈ ΡΡŠΠΎΠ±Ρ€Π°ΠΆΠ΅Π½ΠΈΡ

Бигурност

ΠŸΡ€ΠΎΠΈΠ·Π²ΠΎΠ΄ΠΈΡ‚Π΅Π»Π½ΠΎΡΡ‚

ΠœΠ°Ρ‰Π°Π±ΠΈΡ€ΡƒΠ΅ΠΌΠΎΡΡ‚

πŸš€ ΠŸΡ€ΠΎΠΈΠ·Π²ΠΎΠ΄ΡΡ‚Π²Π΅Π½ΠΎ внСдряванС

Π“ΠΎΡ‚ΠΎΠ²ΠΈ Π»ΠΈ стС Π΄Π° ΠΈΠ·Π³Ρ€Π°ΠΆΠ΄Π°Ρ‚Π΅ ΠΊΠΎΡ€ΠΏΠΎΡ€Π°Ρ‚ΠΈΠ²Π½ΠΈ ΠΈΠ½Ρ‚Π΅Π»ΠΈΠ³Π΅Π½Ρ‚Π½ΠΈ Π°Π³Π΅Π½Ρ‚ΠΈ с .NET? НСка ΠΏΡ€ΠΎΠ΅ΠΊΡ‚ΠΈΡ€Π°ΠΌΠ΅ Π½Π΅Ρ‰ΠΎ стабилно! 🏒✨

πŸš€ Π—Π°ΠΏΠΎΡ‡Π²Π°Π½Π΅

ΠŸΡ€Π΅Π΄Π²Π°Ρ€ΠΈΡ‚Π΅Π»Π½ΠΈ условия

Π—Π°Π΄ΡŠΠ»ΠΆΠΈΡ‚Π΅Π»Π½ΠΈ ΠΏΡ€ΠΎΠΌΠ΅Π½Π»ΠΈΠ²ΠΈ Π½Π° ΠΎΠΊΠΎΠ»Π½Π°Ρ‚Π° срСда

# zsh/bash
export AZURE_OPENAI_ENDPOINT=https://<your-resource>.openai.azure.com
export AZURE_OPENAI_DEPLOYMENT=gpt-4.1-mini
# Π‘Π»Π΅Π΄ Ρ‚ΠΎΠ²Π° Π²Π»Π΅Π·Ρ‚Π΅, Π·Π° Π΄Π° ΠΌΠΎΠΆΠ΅ AzureCliCredential Π΄Π° ΠΏΠΎΠ»ΡƒΡ‡ΠΈ Ρ‚ΠΎΠΊΠ΅Π½
az login
# PowerShell
$env:AZURE_OPENAI_ENDPOINT = "https://<your-resource>.openai.azure.com"
$env:AZURE_OPENAI_DEPLOYMENT = "gpt-4.1-mini"
# Π‘Π»Π΅Π΄ Ρ‚ΠΎΠ²Π° Π²Π»Π΅Π·Ρ‚Π΅, Π·Π° Π΄Π° ΠΌΠΎΠΆΠ΅ AzureCliCredential Π΄Π° ΠΏΠΎΠ»ΡƒΡ‡ΠΈ Ρ‚ΠΎΠΊΠ΅Π½
az login

ΠŸΡ€ΠΈΠΌΠ΅Ρ€Π΅Π½ ΠΊΠΎΠ΄

Π—Π° стартиранС Π½Π° примСрния ΠΊΠΎΠ΄,

# zsh/bash
chmod +x ./03-dotnet-agent-framework.cs
./03-dotnet-agent-framework.cs

Или Ρ‡Ρ€Π΅Π· dotnet CLI:

dotnet run ./03-dotnet-agent-framework.cs

Π’ΠΈΠΆΡ‚Π΅ 03-dotnet-agent-framework.cs Π·Π° пълния ΠΊΠΎΠ΄.

#!/usr/bin/dotnet run

#:package Microsoft.Extensions.AI@10.*
#:package Microsoft.Agents.AI.OpenAI@1.*-*
#:package Azure.AI.OpenAI@2.1.0
#:package Azure.Identity@1.13.1

using System.ComponentModel;

using Microsoft.Agents.AI;
using Microsoft.Extensions.AI;

using Azure.AI.OpenAI;
using Azure.Identity;

// Tool Function: Random Destination Generator
// This static method will be available to the agent as a callable tool
// The [Description] attribute helps the AI understand when to use this function
// This demonstrates how to create custom tools for AI agents
[Description("Provides a random vacation destination.")]
static string GetRandomDestination()
{
    // List of popular vacation destinations around the world
    // The agent will randomly select from these options
    var destinations = new List<string>
    {
        "Paris, France",
        "Tokyo, Japan",
        "New York City, USA",
        "Sydney, Australia",
        "Rome, Italy",
        "Barcelona, Spain",
        "Cape Town, South Africa",
        "Rio de Janeiro, Brazil",
        "Bangkok, Thailand",
        "Vancouver, Canada"
    };

    // Generate random index and return selected destination
    // Uses System.Random for simple random selection
    var random = new Random();
    int index = random.Next(destinations.Count);
    return destinations[index];
}

// Azure OpenAI with the Responses API (stable v1 endpoint). Sign in with `az login`.
var azureEndpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT")
    ?? throw new InvalidOperationException("AZURE_OPENAI_ENDPOINT is not set.");
var deployment = Environment.GetEnvironmentVariable("AZURE_OPENAI_DEPLOYMENT") ?? "gpt-4.1-mini";

var azureClient = new AzureOpenAIClient(new Uri(azureEndpoint), new AzureCliCredential());

// Define Agent Identity and Comprehensive Instructions
// Agent name for identification and logging purposes
var AGENT_NAME = "TravelAgent";

// Detailed instructions that define the agent's personality, capabilities, and behavior
// This system prompt shapes how the agent responds and interacts with users
var AGENT_INSTRUCTIONS = """
You are a helpful AI Agent that can help plan vacations for customers.

Important: When users specify a destination, always plan for that location. Only suggest random destinations when the user hasn't specified a preference.

When the conversation begins, introduce yourself with this message:
"Hello! I'm your TravelAgent assistant. I can help plan vacations and suggest interesting destinations for you. Here are some things you can ask me:
1. Plan a day trip to a specific location
2. Suggest a random vacation destination
3. Find destinations with specific features (beaches, mountains, historical sites, etc.)
4. Plan an alternative trip if you don't like my first suggestion

What kind of trip would you like me to help you plan today?"

Always prioritize user preferences. If they mention a specific destination like "Bali" or "Paris," focus your planning on that location rather than suggesting alternatives.
""";

// Create AI Agent with Advanced Travel Planning Capabilities
// Get the Responses client for the deployment and create the AI agent
// Configure agent with name, detailed instructions, and available tools
// This demonstrates the .NET agent creation pattern with full configuration
AIAgent agent = azureClient
    .GetChatClient(deployment)
    .AsAIAgent(
        name: AGENT_NAME,
        instructions: AGENT_INSTRUCTIONS,
        tools: [AIFunctionFactory.Create(GetRandomDestination)]
    );

// Create New Conversation Session for Context Management
// Initialize a new conversation session to maintain context across multiple interactions
// Sessions enable the agent to remember previous exchanges and maintain conversational state
// This is essential for multi-turn conversations and contextual understanding
var session = await agent.CreateSessionAsync();

// Execute Agent: First Travel Planning Request
// Run the agent with an initial request that will likely trigger the random destination tool
// The agent will analyze the request, use the GetRandomDestination tool, and create an itinerary
// Using the session parameter maintains conversation context for subsequent interactions
await foreach (var update in agent.RunStreamingAsync("Plan me a day trip", session))
{
    await Task.Delay(10);
    Console.Write(update);
}

Console.WriteLine();

// Execute Agent: Follow-up Request with Context Awareness
// Demonstrate contextual conversation by referencing the previous response
// The agent remembers the previous destination suggestion and will provide an alternative
// This showcases the power of conversation sessions and contextual understanding in .NET agents
await foreach (var update in agent.RunStreamingAsync("I don't like that destination. Plan me another vacation.", session))
{
    await Task.Delay(10);
    Console.Write(update);
}

ΠžΡ‚ΠΊΠ°Π· ΠΎΡ‚ отговорност: Π’ΠΎΠ·ΠΈ Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ Π΅ ΠΏΡ€Π΅Π²Π΅Π΄Π΅Π½ с ΠΏΠΎΠΌΠΎΡ‰Ρ‚Π° Π½Π° AI прСводачСски услуга Co-op Translator. Π’ΡŠΠΏΡ€Π΅ΠΊΠΈ Ρ‡Π΅ сС стрСмим към точност, моля ΠΈΠΌΠ°ΠΉΡ‚Π΅ ΠΏΡ€Π΅Π΄Π²ΠΈΠ΄, Ρ‡Π΅ Π°Π²Ρ‚ΠΎΠΌΠ°Ρ‚ΠΈΠ·ΠΈΡ€Π°Π½ΠΈΡ‚Π΅ ΠΏΡ€Π΅Π²ΠΎΠ΄ΠΈ ΠΌΠΎΠ³Π°Ρ‚ Π΄Π° ΡΡŠΠ΄ΡŠΡ€ΠΆΠ°Ρ‚ Π³Ρ€Π΅ΡˆΠΊΠΈ ΠΈΠ»ΠΈ нСточности. ΠžΡ€ΠΈΠ³ΠΈΠ½Π°Π»Π½ΠΈΡΡ‚ Π΄ΠΎΠΊΡƒΠΌΠ΅Π½Ρ‚ Π½Π° нСговия Ρ€ΠΎΠ΄Π΅Π½ Π΅Π·ΠΈΠΊ трябва Π΄Π° сС счита Π·Π° Π°Π²Ρ‚ΠΎΡ€ΠΈΡ‚Π΅Ρ‚Π΅Π½ ΠΈΠ·Ρ‚ΠΎΡ‡Π½ΠΈΠΊ. Π—Π° ΠΊΡ€ΠΈΡ‚ΠΈΡ‡Π½Π° информация сС ΠΏΡ€Π΅ΠΏΠΎΡ€ΡŠΡ‡Π²Π° профСсионалСн Ρ‡ΠΎΠ²Π΅ΡˆΠΊΠΈ ΠΏΡ€Π΅Π²ΠΎΠ΄. НиС Π½Π΅ носим отговорност Π·Π° ΠΊΠ°ΠΊΠ²ΠΈΡ‚ΠΎ ΠΈ Π΄Π° Π΅ нСдоразумСния ΠΈΠ»ΠΈ Π½Π΅ΠΏΡ€Π°Π²ΠΈΠ»Π½ΠΈ Ρ‚ΡŠΠ»ΠΊΡƒΠ²Π°Π½ΠΈΡ, ΠΏΡ€ΠΎΠΈΠ·Ρ‚ΠΈΡ‡Π°Ρ‰ΠΈ ΠΎΡ‚ ΠΈΠ·ΠΏΠΎΠ»Π·Π²Π°Π½Π΅Ρ‚ΠΎ Π½Π° Ρ‚ΠΎΠ·ΠΈ ΠΏΡ€Π΅Π²ΠΎΠ΄.