.NET: Adding Semantic Kernel - Migration Samples (#499)

* Guidance * Guidance * WIP Migration Preps * Move to single file projects * Update guidance code and final adjustments to ensure all feature compatibility * Move from demos to samples * Address format * Address chat client pipeline order * Update project naming * Revisition on README * Remove unused ctor * Address feedback * Address feedback * Address merge conflict fix * Address SK versioning * Address folder naming * Address feedback
2026-06-16 21:04:09 +08:00 · 2025-08-29 14:29:03 +00:00
parent ecb2989382
commit dac17a8f48
37 changed files with 1973 additions and 138 deletions
@@ -0,0 +1,53 @@
+// Copyright (c) Microsoft. All rights reserved.
+
+using System.ComponentModel;
+using Microsoft.Extensions.AI;
+using Microsoft.SemanticKernel;
+using Microsoft.SemanticKernel.Agents;
+using OpenAI;
+
+var apiKey = Environment.GetEnvironmentVariable("OPENAI_API_KEY") ?? throw new InvalidOperationException("OPENAI_API_KEY is not set.");
+var modelId = System.Environment.GetEnvironmentVariable("OPENAI_MODELID") ?? "gpt-4o";
+var userInput = "What is the weather like in Amsterdam?";
+
+Console.WriteLine($"User Input: {userInput}");
+
+[KernelFunction]
+[Description("Get the weather for a given location.")]
+static string GetWeather([Description("The location to get the weather for.")] string location)
+    => $"The weather in {location} is cloudy with a high of 15°C.";
+
+await SKAgent();
+await AFAgent();
+
+async Task SKAgent()
+{
+    var builder = Kernel.CreateBuilder().AddOpenAIChatClient(modelId, apiKey);
+
+    ChatCompletionAgent agent = new()
+    {
+        Instructions = "You are a helpful assistant",
+        Kernel = builder.Build(),
+        Arguments = new KernelArguments(new PromptExecutionSettings() { FunctionChoiceBehavior = FunctionChoiceBehavior.Auto() }),
+    };
+
+    // Initialize plugin and add to the agent's Kernel (same as direct Kernel usage).
+    agent.Kernel.Plugins.Add(KernelPluginFactory.CreateFromFunctions("KernelPluginName", [KernelFunctionFactory.CreateFromMethod(GetWeather)]));
+
+    Console.WriteLine("\n=== SK Agent Response ===\n");
+
+    var result = await agent.InvokeAsync(userInput).FirstAsync();
+    Console.WriteLine(result.Message);
+}
+
+async Task AFAgent()
+{
+    var agent = new OpenAIClient(apiKey).GetChatClient(modelId).CreateAIAgent(
+        instructions: "You are a helpful assistant",
+        tools: [AIFunctionFactory.Create(GetWeather)]);
+
+    Console.WriteLine("\n=== AF Agent Response ===\n");
+
+    var result = await agent.RunAsync(userInput);
+    Console.WriteLine(result);
+}