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.NET: Add getting started samples that show how to call MCP tools (#635)

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* Add getting started samples that show how to call MCP tools

* Add getting started samples that show how to call MCP tools

* Update dotnet/samples/GettingStarted/ModelContextProtocol/Agent_MCP_Server_Auth/README.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Fix README

* Address code review feedback

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
This commit is contained in:
Mark Wallace
2025-09-10 06:52:30 +01:00
committed by GitHub
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parent e837741da1
commit 7786e2f405
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dotnet/samples/GettingStarted/ModelContextProtocol/Agent_MCP_Server/Program.cs
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// Copyright (c) Microsoft. All rights reserved.
// This sample shows how to create and use a simple AI agent with tools from an MCP Server.
using System;
using System.Linq;
using Azure.AI.OpenAI;
using Azure.Identity;
using Microsoft.Extensions.AI;
using Microsoft.Extensions.AI.Agents;
using ModelContextProtocol.Client;
using OpenAI;
var endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT") ?? throw new InvalidOperationException("AZURE_OPENAI_ENDPOINT is not set.");
var deploymentName = Environment.GetEnvironmentVariable("AZURE_OPENAI_DEPLOYMENT_NAME") ?? "gpt-4o-mini";
// Create an MCPClient for the GitHub server
await using var mcpClient = await McpClientFactory.CreateAsync(new StdioClientTransport(new()
{
Name = "MCPServer",
Command = "npx",
Arguments = ["-y", "--verbose", "@modelcontextprotocol/server-github"],
}));
// Retrieve the list of tools available on the GitHub server
var mcpTools = await mcpClient.ListToolsAsync().ConfigureAwait(false);
AIAgent agent = new AzureOpenAIClient(
new Uri(endpoint),
new AzureCliCredential())
.GetChatClient(deploymentName)
.CreateAIAgent(instructions: "You answer questions related to GitHub repositories only.", tools: [.. mcpTools.Cast<AITool>()]);
// Invoke the agent and output the text result.
Console.WriteLine(await agent.RunAsync("Summarize the last four commits to the microsoft/semantic-kernel repository?"));