ai-agents-for-beginners

🌍 αž’αžΆαž‡αžΈαžœαž€αžšβ€‹αžŠαŸ†αžŽαžΎαžšαž€αž˜αŸ’αžŸαžΆαž“αŸ’αž AI αž‡αžΆαž˜αž½αž™ Microsoft Agent Framework (.NET)

πŸ“‹ αž‘αž·αžŠαŸ’αž‹αž—αžΆαž–αžŸαŸαžŽαžΆαžšαžΈαž™αŸ‰αžΌ

αž§αž‘αžΆαž αžšαžŽαŸαž“αŸαŸ‡αž”αž„αŸ’αž αžΆαž‰αž–αžΈαžšαž”αŸ€αž”αž”αž„αŸ’αž€αžΎαžαž—αŸ’αž“αžΆαž€αŸ‹αž„αžΆαžšαž‚αŸ’αžšαž”αŸ‹αž‚αŸ’αžšαž„αž•αŸ‚αž“αž€αžΆαžšαžŠαŸ†αžŽαžΎαžšαž€αž˜αŸ’αžŸαžΆαž“αŸ’αžαž†αŸ’αž›αžΆαžαžœαŸƒαžŠαŸ„αž™αž”αŸ’αžšαžΎ Microsoft Agent Framework αžŸαž˜αŸ’αžšαžΆαž”αŸ‹ .NETαŸ” αž—αŸ’αž“αžΆαž€αŸ‹αž„αžΆαžšαž“αŸαŸ‡αž’αžΆαž…αž”αž„αŸ’αž€αžΎαžαž•αŸ‚αž“αž€αžΆαžšαž”αŸ’αžšαž€αž”αžŠαŸ„αž™αž•αŸ’αž‘αžΆαž›αŸ‹αžαŸ’αž›αž½αž“αžŸαž˜αŸ’αžšαžΆαž”αŸ‹αžŠαŸ†αžŽαžΎαžšαž‘αžŸαŸ’αžŸαž“αž€αž·αž…αŸ’αž…αž˜αž½αž™αžαŸ’αž„αŸƒαž…αŸ†αž–αŸ„αŸ‡αž‘αžΈαž€αž“αŸ’αž›αŸ‚αž„αž…αŸ’αžšαž”αžΌαž€αž…αŸ’αžšαž”αž›αŸ‹αž“αŸ…αž‡αž»αŸ†αžœαž·αž‰αž–αž·αž—αž–αž›αŸ„αž€αžŠαŸ„αž™αžŸαŸ’αžœαŸαž™αž”αŸ’αžšαžœαžαŸ’αžαž·αŸ”

αžŸαž˜αžαŸ’αžαž—αžΆαž–αžŸαŸ†αžαžΆαž“αŸ‹αŸ—αŸ–

πŸ”§ αžŸαŸ’αžαžΆαž”αžαŸ’αž™αž€αž˜αŸ’αž˜αž”αž…αŸ’αž…αŸαž€αž‘αŸαžŸ

αž”αž…αŸ’αž…αŸαž€αžœαž·αž‘αŸ’αž™αžΆαž˜αž“αž»αžŸαŸ’αžŸαž˜αžΌαž›

αž‚αŸ’αžšαžΏαž„αžŸαž„αŸ’αž αžΆαžšαžΉαž˜αžŸαŸ†αžαžΆαž“αŸ‹αŸ—

  1. AIAgentαŸ– αž’αŸ’αž“αž€αž”αž„αŸ’αž€αžΎαžαž—αŸ’αž“αžΆαž€αŸ‹αž„αžΆαžšαžŸαŸ†αžαžΆαž“αŸ‹αžŠαŸ‚αž›αž‚αŸ’αžšαž”αŸ‹αž‚αŸ’αžšαž„αž…αžšαž“αŸ’αžαž€αžΆαžšαžŸαž“αŸ’αž‘αž“αžΆ
  2. αž§αž”αž€αžšαžŽαŸαž•αŸ’αž‘αžΆαž›αŸ‹αžαŸ’αž›αž½αž“αŸ– αž˜αž»αžαž„αžΆαžš GetRandomDestination() αžŠαŸ‚αž›αž˜αžΆαž“αžŸαž˜αŸ’αžšαžΆαž”αŸ‹αž—αŸ’αž“αžΆαž€αŸ‹αž„αžΆαžš
  3. Responses ClientαŸ– αž•αŸ’αž‘αžΆαŸ†αž„αž…αžšαž“αŸ’αžαžŸαž“αŸ’αž‘αž“αžΆαžšαž”αžŸαŸ‹ Azure OpenAI Responses
  4. αž‚αžΆαŸ†αž‘αŸ’αžšαž€αžΆαžšαž•αŸ’αžŸαžΆαž™αž”αž“αŸ’αžαž•αŸ’αž‘αžΆαž›αŸ‹αŸ– αžŸαž˜αžαŸ’αžαž—αžΆαž–αž”αž„αŸ’αž€αžΎαžαž…αž˜αŸ’αž›αžΎαž™αž–αŸαž›αžœαŸαž›αžΆαž–αž·αž

αž‚αŸ†αžšαžΌαžšαž½αž˜αž”αž‰αŸ’αž…αžΌαž›

graph LR
    A[αžŸαŸ†αžŽαžΎαžšαž’αŸ’αž“αž€αž”αŸ’αžšαžΎαž”αŸ’αžšαžΆαžŸαŸ‹] --> B[αž’αŸ’αž“αž€αž˜αž·αž“αžŠαžΉαž„αž’αŸ’αžœαžΈαž‘αŸ AI]
    B --> C[Azure OpenAI (API αž…αž˜αŸ’αž›αžΎαž™)]
    B --> D[αž§αž”αž€αžšαžŽαŸ GetRandomDestination]
    C --> E[αžœαž·αž’αžΈαžŠαŸ†αžŽαžΎαžšαž€αŸ†αžŸαžΆαž“αŸ’αž]
    D --> E

πŸš€ αž…αžΆαž”αŸ‹αž•αŸ’αžŠαžΎαž˜

αžœαžαŸ’αžαž»αžŠαŸ‚αž›αžαŸ’αžšαžΌαžœαž˜αžΆαž“αž˜αž»αž“

αž”αžšαž·αž™αžΆαž€αžΆαžŸαž”αŸ’αžšαŸαž“αž‡αžΆαžŠαžΆαž…αŸ‹αžαžΆαžαžŠαŸ‚αž›αžαŸ’αžšαžΌαžœαž€αžΆαžš

# zsh/bash
export AZURE_OPENAI_ENDPOINT=https://<your-resource>.openai.azure.com
export AZURE_OPENAI_DEPLOYMENT=gpt-5-mini
# αž”αž“αŸ’αž‘αžΆαž”αŸ‹αž˜αž€αž…αžΌαž›αž‚αžŽαž“αžΈ αžŠαžΎαž˜αŸ’αž”αžΈαž’αŸ„αž™ AzureCliCredential αž’αžΆαž…αž‘αž‘αž½αž›αž”αžΆαž“αžαžΌαž€αž·αž“αž”αžΆαž“
az login
# PowerShell
$env:AZURE_OPENAI_ENDPOINT = "https://<your-resource>.openai.azure.com"
$env:AZURE_OPENAI_DEPLOYMENT = "gpt-5-mini"
# αž”αž“αŸ’αž‘αžΆαž”αŸ‹αž˜αž€αž…αžΌαž›αžŠαŸ†αžŽαžΎαžšαž€αžΆαžš αžŠαžΎαž˜αŸ’αž”αžΈαž²αŸ’αž™ AzureCliCredential αž’αžΆαž…αž‘αž‘αž½αž›αž”αžΆαž“ token
az login

αž§αž‘αžΆαž αžšαžŽαŸαž€αžΌαžŠ

αžŠαžΎαž˜αŸ’αž”αžΈαžšαžαŸ‹αž§αž‘αžΆαž αžšαžŽαŸαž€αžΌαžŠαž“αŸαŸ‡,

# zsh/bash
chmod +x ./01-dotnet-agent-framework.cs
./01-dotnet-agent-framework.cs

αž¬αž”αŸ’αžšαžΎαž”αŸ’αžšαžΆαžŸαŸ‹ dotnet CLI:

dotnet run ./01-dotnet-agent-framework.cs

αž˜αžΎαž› 01-dotnet-agent-framework.cs αžŸαž˜αŸ’αžšαžΆαž”αŸ‹αž€αžΌαžŠαž–αŸαž‰αž›αŸαž‰αŸ”

#!/usr/bin/dotnet run

#:package Microsoft.Extensions.AI@10.4.1
#:package Microsoft.Agents.AI.OpenAI@1.1.0
#: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-5-mini";

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

// Create AI Agent with Travel Planning Capabilities
// Get the Responses client for the specified deployment and create the AI agent
// Configure agent with travel planning instructions and random destination tool
// The agent can now plan trips using the GetRandomDestination function
AIAgent agent = azureClient
    .GetChatClient(deployment)
    .AsAIAgent(
        instructions: "You are a helpful AI Agent that can help plan vacations for customers at random destinations",
        tools: [AIFunctionFactory.Create(GetRandomDestination)]
    );

// Execute Agent: Plan a Day Trip
// Run the agent with streaming enabled for real-time response display
// Shows the agent's thinking and response as it generates the content
// Provides better user experience with immediate feedback
await foreach (var update in agent.RunStreamingAsync("Plan me a day trip"))
{
    await Task.Delay(10);
    Console.Write(update);
}

πŸŽ“ αž…αŸ†αžŽαž»αž…αž’αŸ’αžœαžΈαžŠαŸ‚αž›αž”αžΆαž“αžšαŸ€αž“

  1. αžŸαŸ’αžαžΆαž”αžαŸ’αž™αž€αž˜αŸ’αž˜αž—αŸ’αž“αžΆαž€αŸ‹αž„αžΆαžšαŸ– Microsoft Agent Framework αž•αŸ’αžŠαž›αŸ‹αž˜αž’αŸ’αž™αŸ„αž”αžΆαž™αžŸαŸ’αž’αžΆαž αž“αž·αž„αž”αŸ’αžšαžΎαž”αŸ’αžšαžΆαžŸαŸ‹αž”αŸ’αžšαž—αŸαž‘αž™αŸ‰αžΆαž„αžŸαž»αžœαžαŸ’αžαž·αž—αžΆαž–αžŸαž˜αŸ’αžšαžΆαž”αŸ‹αž€αžŸαžΆαž„αž—αŸ’αž“αžΆαž€αŸ‹αž„αžΆαžš AI αž€αŸ’αž“αž»αž„ .NET
  2. αž€αžΆαžšαžšαž½αž˜αž”αž‰αŸ’αž…αžΌαž›αž§αž”αž€αžšαžŽαŸαŸ– αž˜αž»αžαž„αžΆαžšβ€‹αžŠαŸ‚αž›β€‹αžαŸ’αžšαžΌαžœβ€‹αž”αžΆαž“β€‹αžαž»αž”αžαŸ‚αž„αžŠαŸ„αž™ attribute [Description] αž‡αžΆαž§αž”αž€αžšαžŽαŸαžŠαŸ‚αž›αž’αžΆαž…αž”αŸ’αžšαžΎαž”αžΆαž“αžŸαž˜αŸ’αžšαžΆαž”αŸ‹αž—αŸ’αž“αžΆαž€αŸ‹αž„αžΆαžš
  3. αž€αžΆαžšαž‚αŸ’αžšαž”αŸ‹αž‚αŸ’αžšαž„αž€αžΆαžšαž€αŸ†αžŽαžαŸ‹αŸ– αž’αžαŸαžšβ€‹αž”αžšαž·αž™αžΆαž€αžΆαžŸ αž“αž·αž„αž€αžΆαžšαžŠαŸ„αŸ‡αžŸαŸ’αžšαžΆαž™αž―αž€αžŸαžΆαžšαž™αŸ„αž„αž™αŸ‰αžΆαž„αžŸαž»αžœαžαŸ’αžαž·αž—αžΆαž–αž‡αžΆαž”αŸ‹αžαžΆαž˜αž‡αŸ†αž“αžΆαž‰αž›αŸ’αž’αž”αŸ†αž•αž»αžαžšαž”αžŸαŸ‹ .NET
  4. Azure OpenAI Responses APIαŸ– αž—αŸ’αž“αžΆαž€αŸ‹αž„αžΆαžšαž”αŸ’αžšαžΎ API αžšαž”αžŸαŸ‹ Azure OpenAI Responses αžαžΆαž˜αžšαž™αŸˆ Azure.AI.OpenAI SDK

πŸ”— αž―αž€αžŸαžΆαžšαž”αž“αŸ’αžαŸ‚αž˜


αž€αžΆαžšαž”αžŠαž·αžŸαŸαž’: αž―αž€αžŸαžΆαžšαž“αŸαŸ‡αžαŸ’αžšαžΌαžœαž”αžΆαž“αž”αž˜αŸ’αž›αŸ‚αž„αž—αžΆαžŸαžΆ αžŠαŸ„αž™αž”αŸ’αžšαžΎαžŸαŸαžœαžΆαž”αž˜αŸ’αž›αŸ‚αž„αž—αžΆαžŸαžΆ AI Co-op TranslatorαŸ” αž‘αŸ„αŸ‡αž™αžΎαž„αžαŸ’αž‰αž»αŸ†αž˜αžΆαž“αž€αŸ’αžαžΈαž”αŸ’αžšαžΆαžαŸ’αž“αžΆαž±αŸ’αž™αž”αžΆαž“αž…αŸ’αž”αžΆαžŸαŸ‹αž›αžΆαžŸαŸ‹ αžαŸ‚αžŸαžΌαž˜αž™αž›αŸ‹αžŠαžΉαž„αžαžΆαž€αžΆαžšαž”αž˜αŸ’αž›αŸ‚αž„αžŠαŸ„αž™αžŸαŸ’αžœαŸαž™αž”αŸ’αžšαžœαžαŸ’αžαž·αž€αŸαž’αžΆαž…αž˜αžΆαž“αž€αŸ†αž αž»αžŸαž¬αž—αžΆαž–αž˜αž·αž“αžαŸ’αžšαžΉαž˜αžαŸ’αžšαžΌαžœαŸ” αž―αž€αžŸαžΆαžšαžŠαžΎαž˜αž‡αžΆαž—αžΆαžŸαžΆαž‘αžΈαžαžΆαŸ†αž„αž‚αž½αžšαžαŸ’αžšαžΌαžœαž”αžΆαž“αž‚αŸαž”αŸ’αžšαžΎαž‡αžΆαž”αŸ’αžšαž—αž–αž…αŸ’αž”αžΆαžŸαŸ‹αž›αžΆαžŸαŸ‹αŸ” αžŸαž˜αŸ’αžšαžΆαž”αŸ‹αž–αŸαžαŸŒαž˜αžΆαž“αžŸαŸ†αžαžΆαž“αŸ‹αŸ— αžŸαžΌαž˜αžŽαŸ‚αž“αžΆαŸ†αž±αŸ’αž™αž”αŸ’αžšαžΎαž”αŸ’αžšαžΆαžŸαŸ‹αž€αžΆαžšαž”αŸ’αžšαŸ‚αžŠαŸ„αž™αž˜αž“αž»αžŸαŸ’αžŸαž‡αŸ†αž“αžΆαž‰αŸ” αž™αžΎαž„αžαŸ’αž‰αž»αŸ†αž˜αž·αž“αž‘αž‘αž½αž›αžαž»αžŸαžαŸ’αžšαžΌαžœαž…αŸ†αž–αŸ„αŸ‡αž€αžΆαžšαž™αž›αŸ‹αž…αŸ’αžšαž‘αŸ† αž¬αž€αžΆαžšαž”αž€αžŸαŸ’αžšαžΆαž™αžαž»αžŸαž”αž“αŸ’αž‘αžΆαž”αŸ‹αž–αžΈαž€αžΆαžšαž”αŸ’αžšαžΎαž”αŸ’αžšαžΆαžŸαŸ‹αž€αžΆαžšαž”αž˜αŸ’αž›αŸ‚αž„αž“αŸαŸ‡αž“αŸ„αŸ‡αž‘αŸαŸ”