.NET: Update to latest Azure.AI.*, OpenAI, and M.E.AI*

.github/upgrades/prompts/SemanticKernelToAgentFramework.md

@@ -839,7 +839,7 @@ var agentOptions = new ChatClientAgentRunOptions(new ChatOptions
 {
     MaxOutputTokens = 8000,
     // Breaking glass to access provider-specific options
-    RawRepresentationFactory = (_) => new OpenAI.Responses.ResponseCreationOptions()
+    RawRepresentationFactory = (_) => new OpenAI.Responses.CreateResponseOptions()
     {
         ReasoningOptions = new()
         {

dotnet/.editorconfig

@@ -209,6 +209,7 @@ dotnet_diagnostic.CA2000.severity = none # Call System.IDisposable.Dispose on ob
 dotnet_diagnostic.CA2225.severity = none # Operator overloads have named alternates
 dotnet_diagnostic.CA2227.severity = none # Change to be read-only by removing the property setter
 dotnet_diagnostic.CA2249.severity = suggestion # Consider using 'Contains' method instead of 'IndexOf' method
+dotnet_diagnostic.CA2252.severity = none # Requires preview
 dotnet_diagnostic.CA2253.severity = none # Named placeholders in the logging message template should not be comprised of only numeric characters
 dotnet_diagnostic.CA2253.severity = none # Named placeholders in the logging message template should not be comprised of only numeric characters
 dotnet_diagnostic.CA2263.severity = suggestion # Use generic overload

dotnet/Directory.Packages.props

@@ -19,10 +19,10 @@
     <PackageVersion Include="Aspire.Microsoft.Azure.Cosmos" Version="$(AspireAppHostSdkVersion)" />
     <PackageVersion Include="CommunityToolkit.Aspire.OllamaSharp" Version="13.0.0-beta.440" />
     <!-- Azure.* -->
-    <PackageVersion Include="Azure.AI.Projects" Version="1.2.0-beta.3" />
-    <PackageVersion Include="Azure.AI.Projects.OpenAI" Version="1.0.0-beta.4" />
+    <PackageVersion Include="Azure.AI.Projects" Version="1.2.0-beta.5" />
+    <PackageVersion Include="Azure.AI.Projects.OpenAI" Version="1.0.0-beta.5" />
     <PackageVersion Include="Azure.AI.Agents.Persistent" Version="1.2.0-beta.8" />
-    <PackageVersion Include="Azure.AI.OpenAI" Version="2.7.0-beta.2" />
+    <PackageVersion Include="Azure.AI.OpenAI" Version="2.8.0-beta.1" />
     <PackageVersion Include="Azure.Identity" Version="1.17.1" />
     <PackageVersion Include="Azure.Monitor.OpenTelemetry.Exporter" Version="1.4.0" />
     <!-- Google Gemini  -->
@@ -61,10 +61,9 @@
     <PackageVersion Include="Microsoft.AspNetCore.OpenApi" Version="10.0.0" />
     <PackageVersion Include="Swashbuckle.AspNetCore.SwaggerUI" Version="10.0.0" />
     <!-- Microsoft.Extensions.* -->
-    <PackageVersion Include="Microsoft.Extensions.AI" Version="10.1.0" />
-    <PackageVersion Include="Microsoft.Extensions.AI.Abstractions" Version="10.1.0" />
-    <PackageVersion Include="Microsoft.Extensions.AI.AzureAIInference" Version="10.0.0-preview.1.25559.3" />
-    <PackageVersion Include="Microsoft.Extensions.AI.OpenAI" Version="10.1.0-preview.1.25608.1" />
+    <PackageVersion Include="Microsoft.Extensions.AI" Version="10.1.1" />
+    <PackageVersion Include="Microsoft.Extensions.AI.Abstractions" Version="10.1.1" />
+    <PackageVersion Include="Microsoft.Extensions.AI.OpenAI" Version="10.1.1-preview.1.25612.2" />
     <PackageVersion Include="Microsoft.Extensions.Caching.Memory" Version="10.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Configuration" Version="10.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Configuration.Binder" Version="10.0.0" />
@@ -101,11 +100,10 @@
     <!-- MCP -->
     <PackageVersion Include="ModelContextProtocol" Version="0.4.0-preview.3" />
     <!-- Inference SDKs -->
-    <PackageVersion Include="Anthropic.SDK" Version="5.8.0" />
     <PackageVersion Include="AWSSDK.Extensions.Bedrock.MEAI" Version="4.0.4.11" />
     <PackageVersion Include="Microsoft.ML.OnnxRuntimeGenAI" Version="0.10.0" />
     <PackageVersion Include="OllamaSharp" Version="5.4.8" />
-    <PackageVersion Include="OpenAI" Version="2.7.0" />
+    <PackageVersion Include="OpenAI" Version="2.8.0" />
     <!-- Identity -->
     <PackageVersion Include="Microsoft.Identity.Client.Extensions.Msal" Version="4.78.0" />
     <!-- Workflows -->

dotnet/samples/AgentWebChat/AgentWebChat.AgentHost/AgentWebChat.AgentHost.csproj

@@ -25,7 +25,6 @@
     <PackageReference Include="CommunityToolkit.Aspire.OllamaSharp" />
     <PackageReference Include="Microsoft.Extensions.AI" />
     <PackageReference Include="Microsoft.Extensions.AI.Abstractions" />
-    <PackageReference Include="Microsoft.Extensions.AI.AzureAIInference" />
     <PackageReference Include="Microsoft.Extensions.AI.OpenAI" />
     <PackageReference Include="Microsoft.AspNetCore.OpenAPI" />
     <PackageReference Include="Swashbuckle.AspNetCore.SwaggerUI" />

dotnet/samples/AgentWebChat/AgentWebChat.AgentHost/Utilities/ChatClientExtensions.cs

@@ -1,8 +1,6 @@
 // Copyright (c) Microsoft. All rights reserved.
 
 using AgentWebChat.AgentHost.Utilities;
-using Azure;
-using Azure.AI.Inference;
 using Microsoft.Extensions.AI;
 using OllamaSharp;
 
@@ -24,7 +22,6 @@ public static ChatClientBuilder AddChatClient(this IHostApplicationBuilder build
             ClientChatProvider.Ollama => builder.AddOllamaClient(connectionName, connectionInfo),
             ClientChatProvider.OpenAI => builder.AddOpenAIClient(connectionName, connectionInfo),
             ClientChatProvider.AzureOpenAI => builder.AddAzureOpenAIClient(connectionName).AddChatClient(connectionInfo.SelectedModel),
-            ClientChatProvider.AzureAIInference => builder.AddAzureInferenceClient(connectionName, connectionInfo),
             _ => throw new NotSupportedException($"Unsupported provider: {connectionInfo.Provider}")
         };
 
@@ -44,16 +41,6 @@ private static ChatClientBuilder AddOpenAIClient(this IHostApplicationBuilder bu
         })
         .AddChatClient(connectionInfo.SelectedModel);
 
-    private static ChatClientBuilder AddAzureInferenceClient(this IHostApplicationBuilder builder, string connectionName, ChatClientConnectionInfo connectionInfo) =>
-        builder.Services.AddChatClient(sp =>
-        {
-            var credential = new AzureKeyCredential(connectionInfo.AccessKey!);
-
-            var client = new ChatCompletionsClient(connectionInfo.Endpoint, credential, new AzureAIInferenceClientOptions());
-
-            return client.AsIChatClient(connectionInfo.SelectedModel);
-        });
-
     private static ChatClientBuilder AddOllamaClient(this IHostApplicationBuilder builder, string connectionName, ChatClientConnectionInfo connectionInfo)
     {
         var httpKey = $"{connectionName}_http";
@@ -83,7 +70,6 @@ public static ChatClientBuilder AddKeyedChatClient(this IHostApplicationBuilder
             ClientChatProvider.Ollama => builder.AddKeyedOllamaClient(connectionName, connectionInfo),
             ClientChatProvider.OpenAI => builder.AddKeyedOpenAIClient(connectionName, connectionInfo),
             ClientChatProvider.AzureOpenAI => builder.AddKeyedAzureOpenAIClient(connectionName).AddKeyedChatClient(connectionName, connectionInfo.SelectedModel),
-            ClientChatProvider.AzureAIInference => builder.AddKeyedAzureInferenceClient(connectionName, connectionInfo),
             _ => throw new NotSupportedException($"Unsupported provider: {connectionInfo.Provider}")
         };
 
@@ -103,16 +89,6 @@ private static ChatClientBuilder AddKeyedOpenAIClient(this IHostApplicationBuild
         })
         .AddKeyedChatClient(connectionName, connectionInfo.SelectedModel);
 
-    private static ChatClientBuilder AddKeyedAzureInferenceClient(this IHostApplicationBuilder builder, string connectionName, ChatClientConnectionInfo connectionInfo) =>
-        builder.Services.AddKeyedChatClient(connectionName, sp =>
-        {
-            var credential = new AzureKeyCredential(connectionInfo.AccessKey!);
-
-            var client = new ChatCompletionsClient(connectionInfo.Endpoint, credential, new AzureAIInferenceClientOptions());
-
-            return client.AsIChatClient(connectionInfo.SelectedModel);
-        });
-
     private static ChatClientBuilder AddKeyedOllamaClient(this IHostApplicationBuilder builder, string connectionName, ChatClientConnectionInfo connectionInfo)
     {
         var httpKey = $"{connectionName}_http";

dotnet/samples/AgentWebChat/AgentWebChat.Web/OpenAIResponsesAgentClient.cs

@@ -27,7 +27,7 @@ public override async IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync
             Transport = new HttpClientPipelineTransport(httpClient)
         };
 
-        var openAiClient = new OpenAIResponseClient(model: agentName, credential: new ApiKeyCredential("dummy-key"), options: options).AsIChatClient();
+        var openAiClient = new ResponsesClient(model: agentName, credential: new ApiKeyCredential("dummy-key"), options: options).AsIChatClient();
         var chatOptions = new ChatOptions()
         {
             ConversationId = threadId

dotnet/samples/GettingStarted/AgentProviders/Agent_With_AzureOpenAIResponses/Program.cs

@@ -13,7 +13,7 @@
 AIAgent agent = new AzureOpenAIClient(
     new Uri(endpoint),
     new AzureCliCredential())
-     .GetOpenAIResponseClient(deploymentName)
+     .GetResponsesClient(deploymentName)
      .CreateAIAgent(instructions: "You are good at telling jokes.", name: "Joker");
 
 // Invoke the agent and output the text result.

dotnet/samples/GettingStarted/AgentProviders/Agent_With_OpenAIResponses/Program.cs

@@ -11,7 +11,7 @@
 
 AIAgent agent = new OpenAIClient(
     apiKey)
-     .GetOpenAIResponseClient(model)
+     .GetResponsesClient(model)
      .CreateAIAgent(instructions: "You are good at telling jokes.", name: "Joker");
 
 // Invoke the agent and output the text result.

dotnet/samples/GettingStarted/AgentWithOpenAI/Agent_OpenAI_Step02_Reasoning/Program.cs

@@ -11,11 +11,11 @@
 var model = Environment.GetEnvironmentVariable("OPENAI_MODEL") ?? "gpt-5";
 
 var client = new OpenAIClient(apiKey)
-        .GetOpenAIResponseClient(model)
+        .GetResponsesClient(model)
         .AsIChatClient().AsBuilder()
         .ConfigureOptions(o =>
         {
-            o.RawRepresentationFactory = _ => new ResponseCreationOptions()
+            o.RawRepresentationFactory = _ => new CreateResponseOptions()
             {
                 ReasoningOptions = new()
                 {

dotnet/samples/GettingStarted/AgentWithOpenAI/Agent_OpenAI_Step04_CreateFromOpenAIResponseClient/OpenAIResponseClientAgent.cs

@@ -16,13 +16,13 @@ public class OpenAIResponseClientAgent : DelegatingAIAgent
     /// <summary>
     /// Initialize an instance of <see cref="OpenAIResponseClientAgent"/>.
     /// </summary>
-    /// <param name="client">Instance of <see cref="OpenAIResponseClient"/></param>
+    /// <param name="client">Instance of <see cref="ResponsesClient"/></param>
     /// <param name="instructions">Optional instructions for the agent.</param>
     /// <param name="name">Optional name for the agent.</param>
     /// <param name="description">Optional description for the agent.</param>
     /// <param name="loggerFactory">Optional instance of <see cref="ILoggerFactory"/></param>
     public OpenAIResponseClientAgent(
-        OpenAIResponseClient client,
+        ResponsesClient client,
         string? instructions = null,
         string? name = null,
         string? description = null,
@@ -39,11 +39,11 @@ public OpenAIResponseClientAgent(
     /// <summary>
     /// Initialize an instance of <see cref="OpenAIResponseClientAgent"/>.
     /// </summary>
-    /// <param name="client">Instance of <see cref="OpenAIResponseClient"/></param>
+    /// <param name="client">Instance of <see cref="ResponsesClient"/></param>
     /// <param name="options">Options to create the agent.</param>
     /// <param name="loggerFactory">Optional instance of <see cref="ILoggerFactory"/></param>
     public OpenAIResponseClientAgent(
-        OpenAIResponseClient client, ChatClientAgentOptions options, ILoggerFactory? loggerFactory = null) :
+        ResponsesClient client, ChatClientAgentOptions options, ILoggerFactory? loggerFactory = null) :
         base(new ChatClientAgent((client ?? throw new ArgumentNullException(nameof(client))).AsIChatClient(), options, loggerFactory))
     {
     }
@@ -55,8 +55,8 @@ public OpenAIResponseClientAgent(
     /// <param name="thread">The conversation thread to continue with this invocation. If not provided, creates a new thread. The thread will be mutated with the provided messages and agent response.</param>
     /// <param name="options">Optional parameters for agent invocation.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>A <see cref="OpenAIResponse"/> containing the list of <see cref="ChatMessage"/> items.</returns>
-    public virtual async Task<OpenAIResponse> RunAsync(
+    /// <returns>A <see cref="ResponseResult"/> containing the list of <see cref="ChatMessage"/> items.</returns>
+    public virtual async Task<ResponseResult> RunAsync(
         IEnumerable<ResponseItem> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -74,7 +74,7 @@ public virtual async Task<OpenAIResponse> RunAsync(
     /// <param name="thread">The conversation thread to continue with this invocation. If not provided, creates a new thread. The thread will be mutated with the provided messages and agent response.</param>
     /// <param name="options">Optional parameters for agent invocation.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>A <see cref="OpenAIResponse"/> containing the list of <see cref="ChatMessage"/> items.</returns>
+    /// <returns>A <see cref="ResponseResult"/> containing the list of <see cref="ChatMessage"/> items.</returns>
     public virtual async IAsyncEnumerable<StreamingResponseUpdate> RunStreamingAsync(
         IEnumerable<ResponseItem> messages,
         AgentThread? thread = null,

dotnet/samples/GettingStarted/AgentWithOpenAI/Agent_OpenAI_Step04_CreateFromOpenAIResponseClient/Program.cs

@@ -1,6 +1,6 @@
 // Copyright (c) Microsoft. All rights reserved.
 
-// This sample demonstrates how to create OpenAIResponseClientAgent directly from an OpenAIResponseClient instance.
+// This sample demonstrates how to create OpenAIResponseClientAgent directly from an ResponsesClient instance.
 
 using OpenAI;
 using OpenAI.Responses;
@@ -9,16 +9,16 @@
 var apiKey = Environment.GetEnvironmentVariable("OPENAI_API_KEY") ?? throw new InvalidOperationException("OPENAI_API_KEY is not set.");
 var model = Environment.GetEnvironmentVariable("OPENAI_MODEL") ?? "gpt-4o-mini";
 
-// Create an OpenAIResponseClient directly from OpenAIClient
-OpenAIResponseClient responseClient = new OpenAIClient(apiKey).GetOpenAIResponseClient(model);
+// Create a ResponsesClient directly from OpenAIClient
+ResponsesClient responseClient = new OpenAIClient(apiKey).GetResponsesClient(model);
 
-// Create an agent directly from the OpenAIResponseClient using OpenAIResponseClientAgent
+// Create an agent directly from the ResponsesClient using OpenAIResponseClientAgent
 OpenAIResponseClientAgent agent = new(responseClient, instructions: "You are good at telling jokes.", name: "Joker");
 
 ResponseItem userMessage = ResponseItem.CreateUserMessageItem("Tell me a joke about a pirate.");
 
 // Invoke the agent and output the text result.
-OpenAIResponse response = await agent.RunAsync([userMessage]);
+ResponseResult response = await agent.RunAsync([userMessage]);
 Console.WriteLine(response.GetOutputText());
 
 // Invoke the agent with streaming support.

dotnet/samples/GettingStarted/AgentWithOpenAI/Agent_OpenAI_Step05_Conversation/Program.cs

@@ -21,8 +21,8 @@
 OpenAIClient openAIClient = new(apiKey);
 ConversationClient conversationClient = openAIClient.GetConversationClient();
 
-// Create an agent directly from the OpenAIResponseClient using OpenAIResponseClientAgent
-ChatClientAgent agent = new(openAIClient.GetOpenAIResponseClient(model).AsIChatClient(), instructions: "You are a helpful assistant.", name: "ConversationAgent");
+// Create an agent directly from the ResponsesClient using OpenAIResponseClientAgent
+ChatClientAgent agent = new(openAIClient.GetResponsesClient(model).AsIChatClient(), instructions: "You are a helpful assistant.", name: "ConversationAgent");
 
 ClientResult createConversationResult = await conversationClient.CreateConversationAsync(BinaryContent.Create(BinaryData.FromString("{}")));
 

dotnet/samples/GettingStarted/Agents/Agent_Step13_BackgroundResponsesWithToolsAndPersistence/Program.cs

@@ -22,7 +22,7 @@
 AIAgent agent = new AzureOpenAIClient(
     new Uri(endpoint),
     new AzureCliCredential())
-     .GetOpenAIResponseClient(deploymentName)
+     .GetResponsesClient(deploymentName)
      .CreateAIAgent(
         name: "SpaceNovelWriter",
         instructions: "You are a space novel writer. Always research relevant facts and generate character profiles for the main characters before writing novels." +

dotnet/samples/GettingStarted/Agents/Agent_Step17_BackgroundResponses/Program.cs

@@ -13,7 +13,7 @@
 AIAgent agent = new AzureOpenAIClient(
     new Uri(endpoint),
     new AzureCliCredential())
-     .GetOpenAIResponseClient(deploymentName)
+     .GetResponsesClient(deploymentName)
      .CreateAIAgent();
 
 // Enable background responses (only supported by OpenAI Responses at this time).

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step15_ComputerUse/Program.cs

@@ -73,7 +73,7 @@ private static async Task InvokeComputerUseAgentAsync(AIAgent agent)
         Dictionary<string, byte[]> screenshots = ComputerUseUtil.LoadScreenshotAssets();
 
         ChatOptions chatOptions = new();
-        ResponseCreationOptions responseCreationOptions = new()
+        CreateResponseOptions responseCreationOptions = new()
         {
             TruncationMode = ResponseTruncationMode.Auto
         };

dotnet/samples/GettingStarted/ModelContextProtocol/ResponseAgent_Hosted_MCP/Program.cs

@@ -30,7 +30,7 @@
 AIAgent agent = new AzureOpenAIClient(
     new Uri(endpoint),
     new AzureCliCredential())
-     .GetOpenAIResponseClient(deploymentName)
+     .GetResponsesClient(deploymentName)
      .CreateAIAgent(
         instructions: "You answer questions by searching the Microsoft Learn content only.",
         name: "MicrosoftLearnAgent",
@@ -57,7 +57,7 @@
 AIAgent agentWithRequiredApproval = new AzureOpenAIClient(
     new Uri(endpoint),
     new AzureCliCredential())
-    .GetOpenAIResponseClient(deploymentName)
+    .GetResponsesClient(deploymentName)
     .CreateAIAgent(
         instructions: "You answer questions by searching the Microsoft Learn content only.",
         name: "MicrosoftLearnAgentWithApproval",

dotnet/samples/Purview/AgentWithPurview/Program.cs

@@ -27,7 +27,7 @@
 using IChatClient client = new AzureOpenAIClient(
     new Uri(endpoint),
     new AzureCliCredential())
-    .GetOpenAIResponseClient(deploymentName)
+    .GetResponsesClient(deploymentName)
     .AsIChatClient()
     .AsBuilder()
     .WithPurview(browserCredential, new PurviewSettings("Agent Framework Test App"))

dotnet/src/Microsoft.Agents.AI.AzureAI/AzureAIProjectChatClient.cs

@@ -23,11 +23,6 @@ internal sealed class AzureAIProjectChatClient : DelegatingChatClient
     private readonly AgentRecord? _agentRecord;
     private readonly ChatOptions? _chatOptions;
     private readonly AgentReference _agentReference;
-    /// <summary>
-    /// The usage of a no-op model is a necessary change to avoid OpenAIClients to throw exceptions when
-    /// used with Azure AI Agents as the model used is now defined at the agent creation time.
-    /// </summary>
-    private const string NoOpModel = "no-op";
 
     /// <summary>
     /// Initializes a new instance of the <see cref="AzureAIProjectChatClient"/> class.
@@ -42,7 +37,7 @@ internal sealed class AzureAIProjectChatClient : DelegatingChatClient
     internal AzureAIProjectChatClient(AIProjectClient aiProjectClient, AgentReference agentReference, string? defaultModelId, ChatOptions? chatOptions)
         : base(Throw.IfNull(aiProjectClient)
             .GetProjectOpenAIClient()
-            .GetOpenAIResponseClient(defaultModelId ?? NoOpModel)
+            .GetProjectResponsesClientForAgent(agentReference)
             .AsIChatClient())
     {
         this._agentClient = aiProjectClient;
@@ -132,13 +127,15 @@ private ChatOptions GetAgentEnabledChatOptions(ChatOptions? options)
 
         agentEnabledChatOptions.RawRepresentationFactory = (client) =>
         {
-            if (originalFactory?.Invoke(this) is not ResponseCreationOptions responseCreationOptions)
+            if (originalFactory?.Invoke(this) is not CreateResponseOptions responseCreationOptions)
             {
-                responseCreationOptions = new ResponseCreationOptions();
+                responseCreationOptions = new CreateResponseOptions();
             }
 
-            ResponseCreationOptionsExtensions.set_Agent(responseCreationOptions, this._agentReference);
-            ResponseCreationOptionsExtensions.set_Model(responseCreationOptions, null);
+            responseCreationOptions.Agent = this._agentReference;
+#pragma warning disable SCME0001 // Type is for evaluation purposes only and is subject to change or removal in future updates. Suppress this diagnostic to proceed.
+            responseCreationOptions.Patch.Remove("$.model"u8);
+#pragma warning restore SCME0001 // Type is for evaluation purposes only and is subject to change or removal in future updates. Suppress this diagnostic to proceed.
 
             return responseCreationOptions;
         };