diff --git a/OllamaStudy.UseExtensionsAI/ExtensionAI4OllamaTest.cs b/OllamaStudy.UseExtensionsAI/ExtensionAI4OllamaTest.cs
new file mode 100644
index 0000000..faef859
--- /dev/null
+++ b/OllamaStudy.UseExtensionsAI/ExtensionAI4OllamaTest.cs
@@ -0,0 +1,20 @@
+namespace OllamaStudy.UseExtensionsAI;
+
+public class ExtensionAI4OllamaTest
+{
+    private ITestOutputHelper _output;
+
+    public ExtensionAI4OllamaTest(ITestOutputHelper outputHelper)
+    { 
+        _output = outputHelper;
+    }
+
+    [Fact]
+    public async Task AI_Test()
+    {
+        IChatClient client = new OllamaApiClient(new Uri("http://localhost:11434/"), "phi4-mini:3.8b");
+        var response = await client.GetResponseAsync("什么是AI?");
+
+        _output.WriteLine(response.Text);
+    }
+}
diff --git a/OllamaStudy.UseExtensionsAI/ExtensionAI4OpenAITest.cs b/OllamaStudy.UseExtensionsAI/ExtensionAI4OpenAITest.cs
new file mode 100644
index 0000000..281d3fd
--- /dev/null
+++ b/OllamaStudy.UseExtensionsAI/ExtensionAI4OpenAITest.cs
@@ -0,0 +1,25 @@
+namespace OllamaStudy.UseExtensionsAI;
+
+public class ExtensionAI4OpenAITest
+{
+    private ITestOutputHelper _output;
+
+    public ExtensionAI4OpenAITest(ITestOutputHelper outputHelper)
+    { 
+        _output = outputHelper;
+    }
+
+    [Fact]
+    public async Task AI_Test()
+    {
+        var openAiClient = new OpenAIClient(new ApiKeyCredential("unnecessary"), new OpenAIClientOptions() { Endpoint = new Uri("http://localhost:11434/v1")});
+
+        IChatClient client = openAiClient.GetChatClient("qwen3:0.6b").AsIChatClient();
+        var response = await client.GetResponseAsync("什么是AI?");
+
+        _output.WriteLine(response.Text);
+
+        Assert.NotNull(response);
+        Assert.NotEmpty(response.Messages);
+    }
+}
diff --git a/OllamaStudy.UseExtensionsAI/GloabolUsing.cs b/OllamaStudy.UseExtensionsAI/GloabolUsing.cs
index 4ea880a..8bc0834 100644
--- a/OllamaStudy.UseExtensionsAI/GloabolUsing.cs
+++ b/OllamaStudy.UseExtensionsAI/GloabolUsing.cs
@@ -1,4 +1,5 @@
 global using System;
+global using System.ClientModel;
 global using System.Collections;
 global using System.Collections.Generic;
 global using System.Collections.Frozen;
@@ -38,9 +39,29 @@ global using Microsoft.Extensions.Logging.Debug;
 global using Microsoft.Extensions.Logging.EventLog;
 global using Microsoft.Extensions.Logging.EventSource;
 
+global using Microsoft.Extensions.AI;
+global using OllamaSharp;
+global using OllamaSharp.Models;
+global using OllamaSharp.Tools;
+global using OllamaSharp.ModelContextProtocol;
+global using OpenAI;
+global using OpenAI.Audio;
+global using OpenAI.Assistants;
+global using OpenAI.Chat;
+global using OpenAI.Models;
+global using OpenAI.Embeddings;
+global using OpenAI.Files;
+global using OpenAI.Images;
+global using OpenAI.Batch;
+global using OpenAI.Moderations;
+global using OpenAI.Responses;
+global using OpenAI.VectorStores;
+
 global using Xunit;
 global using Xunit.Sdk;
 global using Xunit.Extensions;
+global using Xunit.Abstractions;
+global using Xunit.DependencyInjection;
 
 global using OllamaStudy.Core;
 
diff --git a/OllamaStudy.UseExtensionsAI/OllamaStudy.UseExtensionsAI.csproj b/OllamaStudy.UseExtensionsAI/OllamaStudy.UseExtensionsAI.csproj
index b9e6792..bc3235c 100644
--- a/OllamaStudy.UseExtensionsAI/OllamaStudy.UseExtensionsAI.csproj
+++ b/OllamaStudy.UseExtensionsAI/OllamaStudy.UseExtensionsAI.csproj
@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <None Include="UseOpenAITest.cs" />
+    <None Include="OpenAISdkTest.cs" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/OllamaStudy.UseExtensionsAI/UseOpenAITest.cs b/OllamaStudy.UseExtensionsAI/OpenAISdkTest.cs
similarity index 89%
rename from OllamaStudy.UseExtensionsAI/UseOpenAITest.cs
rename to OllamaStudy.UseExtensionsAI/OpenAISdkTest.cs
index 4a07650..a6809d6 100644
--- a/OllamaStudy.UseExtensionsAI/UseOpenAITest.cs
+++ b/OllamaStudy.UseExtensionsAI/OpenAISdkTest.cs
@@ -1,23 +1,16 @@
-using System.ClientModel;
-
-using Xunit.Abstractions;
-
-using OpenAI;
-using OpenAI.Chat;
-
-namespace OllamaStudy.UseExtensionsAI;
+namespace OllamaStudy.UseExtensionsAI;
 
 /// <summary>
 /// Ollama兼容OpenAI接口，可以直接使用OpenAI的SDK调用
 /// </summary>
-public class UseOpenAITest
+public class OpenAISdkTest
 {
     private ITestOutputHelper _output;
     private IOptionsMonitor<OllamaServerOption> _ollamaOptionsMonitor;
     private OpenAIClient _defaultOpenAIClient;
     private ChatClient _chatClient;
 
-    public UseOpenAITest(ITestOutputHelper outputHelper, OpenAIClient defaultOpenAIClient, IOptionsMonitor<OllamaServerOption> ollamaOptionsMonitor)
+    public OpenAISdkTest(ITestOutputHelper outputHelper, OpenAIClient defaultOpenAIClient, IOptionsMonitor<OllamaServerOption> ollamaOptionsMonitor)
     {
         _output = outputHelper;
         _defaultOpenAIClient = defaultOpenAIClient;
diff --git a/OllamaStudy.UseExtensionsAI/UseExtensionAITest.cs b/OllamaStudy.UseExtensionsAI/UseExtensionAITest.cs
deleted file mode 100644
index 7de5d73..0000000
--- a/OllamaStudy.UseExtensionsAI/UseExtensionAITest.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-using Xunit.Abstractions;
-
-namespace OllamaStudy.UseExtensionsAI
-{
-    public class UseExtensionAITest
-    {
-        private ITestOutputHelper _output;
-
-        public UseExtensionAITest(ITestOutputHelper outputHelper)
-        { 
-            _output = outputHelper;
-        }
-
-        [Fact]
-        public void AI_Test()
-        {
-            
-        }
-    }
-}
diff --git a/OllamaStudy.UseExtensionsAI/UseXUnitTest.cs b/OllamaStudy.UseExtensionsAI/UseXUnitTest.cs
index d5dc546..c0299e6 100644
--- a/OllamaStudy.UseExtensionsAI/UseXUnitTest.cs
+++ b/OllamaStudy.UseExtensionsAI/UseXUnitTest.cs
@@ -1,24 +1,21 @@
-using Xunit.Abstractions;
+namespace OllamaStudy.UseExtensionsAI;
 
-namespace OllamaStudy.UseExtensionsAI
+public class UseXUnitTest
 {
-    public class UseXUnitTest
-    {
-        private ITestOutputHelper _output;
+    private ITestOutputHelper _output;
 
-        public UseXUnitTest(ITestOutputHelper outputHelper)
-        { 
-            _output = outputHelper;
-        }
+    public UseXUnitTest(ITestOutputHelper outputHelper)
+    { 
+        _output = outputHelper;
+    }
 
-        [Fact]
-        public void UseXunit_Test()
-        {
-            string message = "使用xUnit单元测试框架！";
+    [Fact]
+    public void UseXunit_Test()
+    {
+        string message = "使用xUnit单元测试框架！";
 
-            _output.WriteLine(message);
+        _output.WriteLine(message);
 
-            Assert.True(true, message);
-        }
+        Assert.True(true, message);
     }
 }