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.NET: Adding a few small sample improvements (#914)

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* A few small sample improvements

* Address PR comments.

* Simplify Mcp sample further.
This commit is contained in:
westey
2025-09-26 11:25:29 +01:00
committed by GitHub
Unverified
parent ef9c072eab
commit 863c8d7471
4 changed files with 9 additions and 47 deletions
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dotnet/samples/GettingStarted/AgentProviders/Agent_With_AzureOpenAIChatCompletion/Agent_With_AzureOpenAIChatCompletion.csproj
-1
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@@ -11,7 +11,6 @@
<ItemGroup>
<PackageReference Include="Azure.AI.OpenAI" />
<PackageReference Include="Azure.Identity" />
<PackageReference Include="Microsoft.Extensions.AI.OpenAI" />
</ItemGroup>
<ItemGroup>
dotnet/samples/GettingStarted/AgentProviders/Agent_With_AzureOpenAIResponses/Agent_With_AzureOpenAIResponses.csproj
-1
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@@ -11,7 +11,6 @@
<ItemGroup>
<PackageReference Include="Azure.AI.OpenAI" />
<PackageReference Include="Azure.Identity" />
<PackageReference Include="Microsoft.Extensions.AI.OpenAI" />
</ItemGroup>
<ItemGroup>
dotnet/samples/GettingStarted/Agents/Agent_Step10_AsMcpTool/AIAgentExtensions.cs
-42
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@@ -1,42 +0,0 @@
// Copyright (c) Microsoft. All rights reserved.
using System.ComponentModel;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.Agents.AI;
using ModelContextProtocol.Server;
namespace Agent_Step10_AsMcpTool;
/// <summary>
/// Contains extension methods for <see cref="AIAgent"/>.
/// </summary>
internal static class AIAgentExtensions
{
/// <summary>
/// Exposes an <see cref="AIAgent"/> as a <see cref="McpServerTool"/> that can be registered with an MCP server.
/// </summary>
/// <param name="agent">The agent to expose as an MCP tool.</param>
/// <param name="title">A human-readable title for the tool that can be displayed to users. If not provided, the tool name or agent name will be used.</param>
/// <param name="name">The tool name to use. If not provided, the agent's name will be used.</param>
/// <param name="description">The tool description to use. If not provided, the agent's description will be used.</param>
/// <returns>The <see cref="McpServerTool"/> that wraps the agent.</returns>
public static McpServerTool AsMcpTool(this AIAgent agent, string? title = null, string? name = null, string? description = null)
{
async Task<string> RunAgentAsync(
[Description("Available information that will guide in performing this operation.")] string query,
CancellationToken cancellationToken = default)
{
AgentRunResponse response = await agent.RunAsync(query, cancellationToken: cancellationToken);
return response.ToString();
}
return McpServerTool.Create(RunAgentAsync, new McpServerToolCreateOptions()
{
Title = title ?? name ?? agent.Name,
Name = name ?? agent.Name,
Description = description ?? agent.Description
});
}
}
dotnet/samples/GettingStarted/Agents/Agent_Step10_AsMcpTool/Program.cs
+9 -3
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@@ -3,17 +3,18 @@
// This sample shows how to expose an AI agent as an MCP tool.
using System;
using Agent_Step10_AsMcpTool;
using Azure.AI.Agents.Persistent;
using Azure.Identity;
using Microsoft.Agents.AI;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using ModelContextProtocol.Server;
var endpoint = Environment.GetEnvironmentVariable("AZURE_FOUNDRY_PROJECT_ENDPOINT") ?? throw new InvalidOperationException("AZURE_FOUNDRY_PROJECT_ENDPOINT is not set.");
var deploymentName = Environment.GetEnvironmentVariable("AZURE_FOUNDRY_PROJECT_DEPLOYMENT_NAME") ?? "gpt-4o-mini";
const string JokerName = "Joker";
const string JokerDescription = "An agent that tells jokes.";
const string JokerInstructions = "You are good at telling jokes, and you always start each joke with 'Aye aye, captain!'.";
var persistentAgentsClient = new PersistentAgentsClient(endpoint, new AzureCliCredential());
@@ -22,16 +23,21 @@ var persistentAgentsClient = new PersistentAgentsClient(endpoint, new AzureCliCr
var agentMetadata = await persistentAgentsClient.Administration.CreateAgentAsync(
model: deploymentName,
name: JokerName,
description: JokerDescription,
instructions: JokerInstructions);
// Retrieve the server side persistent agent as an AIAgent.
AIAgent agent = await persistentAgentsClient.GetAIAgentAsync(agentMetadata.Value.Id);
// Register the MCP server with StdIO transport and expose the agent as an MCP tool.
// Convert the agent to an AIFunction and then to an MCP tool.
// The agent name and description will be used as the mcp tool name and description.
McpServerTool tool = McpServerTool.Create(agent.AsAIFunction());
// Register the MCP server with StdIO transport and expose the tool via the server.
HostApplicationBuilder builder = Host.CreateEmptyApplicationBuilder(settings: null);
builder.Services
.AddMcpServer()
.WithStdioServerTransport()
.WithTools([agent.AsMcpTool()]);
.WithTools([tool]);
await builder.Build().RunAsync();