microsoft · rogerbarreto · Mar 4, 2026 · Feb 17, 2026 · Feb 25, 2026 · Feb 25, 2026
diff --git a/dotnet/Directory.Packages.props b/dotnet/Directory.Packages.props
@@ -19,8 +19,8 @@
     <PackageVersion Include="Aspire.Microsoft.Azure.Cosmos" Version="$(AspireAppHostSdkVersion)" />
     <PackageVersion Include="CommunityToolkit.Aspire.OllamaSharp" Version="13.0.0" />
     <!-- Azure.* -->
-    <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.Projects" Version="2.0.0-beta.1" />
+    <PackageVersion Include="Azure.AI.Projects.OpenAI" Version="2.0.0-beta.1" />
     <PackageVersion Include="Azure.AI.Agents.Persistent" Version="1.2.0-beta.8" />
     <PackageVersion Include="Azure.AI.OpenAI" Version="2.8.0-beta.1" />
     <PackageVersion Include="Azure.Identity" Version="1.17.1" />
@@ -35,7 +35,7 @@
     <!-- System.* -->
     <PackageVersion Include="Microsoft.Bcl.AsyncInterfaces" Version="10.0.3" />
     <PackageVersion Include="Microsoft.Bcl.HashCode" Version="6.0.0" />
-    <PackageVersion Include="System.ClientModel" Version="1.8.1" />
+    <PackageVersion Include="System.ClientModel" Version="1.9.0" />
     <PackageVersion Include="System.CodeDom" Version="10.0.0" />
     <PackageVersion Include="System.Collections.Immutable" Version="10.0.1" />
     <PackageVersion Include="System.CommandLine" Version="2.0.0-rc.2.25502.107" />

diff --git a/...mples/GettingStarted/FoundryAgents/FoundryAgents_Evaluations_Step01_RedTeaming/Program.cs b/...mples/GettingStarted/FoundryAgents/FoundryAgents_Evaluations_Step01_RedTeaming/Program.cs
@@ -60,7 +60,7 @@
 
 // Submit the red team run to the service
 Console.WriteLine("Submitting red team run...");
-RedTeam redTeamRun = await aiProjectClient.RedTeams.CreateAsync(redTeamConfig);
+RedTeam redTeamRun = await aiProjectClient.RedTeams.CreateAsync(redTeamConfig, options: null);
 
 Console.WriteLine($"Red team run created: {redTeamRun.Name}");
 Console.WriteLine($"Status: {redTeamRun.Status}");

diff --git a/dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step26_MemorySearch/Program.cs b/dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step26_MemorySearch/Program.cs
@@ -35,7 +35,7 @@ Use the memory search tool to recall relevant information from previous interact
 AIProjectClient aiProjectClient = new(new Uri(endpoint), new AzureCliCredential());
 
 // Create the Memory Search tool configuration
-MemorySearchTool memorySearchTool = new(memoryStoreName, userScope)
+MemorySearchPreviewTool memorySearchTool = new(memoryStoreName, userScope)
 {
     // Optional: Configure how quickly new memories are indexed (in seconds)
     UpdateDelay = 1,

diff --git a/dotnet/samples/GettingStarted/Workflows/Declarative/HostedWorkflow/Program.cs b/dotnet/samples/GettingStarted/Workflows/Declarative/HostedWorkflow/Program.cs
@@ -88,7 +88,9 @@ private static async Task<AgentVersion> CreateWorkflowAsync(AIProjectClient agen
     {
         string workflowYaml = File.ReadAllText("MathChat.yaml");
 
+#pragma warning disable AAIP001 // WorkflowAgentDefinition is experimental
         WorkflowAgentDefinition workflowAgentDefinition = WorkflowAgentDefinition.FromYaml(workflowYaml);
+#pragma warning restore AAIP001
 
         return
             await agentClient.CreateAgentAsync(

diff --git a/dotnet/src/Microsoft.Agents.AI.AzureAI/AzureAIProjectChatClientExtensions.cs b/dotnet/src/Microsoft.Agents.AI.AzureAI/AzureAIProjectChatClientExtensions.cs
@@ -39,7 +39,7 @@ public static partial class AzureAIProjectChatClientExtensions
     /// <exception cref="InvalidOperationException">The agent with the specified name was not found.</exception>
     /// <remarks>
     /// When instantiating a <see cref="ChatClientAgent"/> by using an <see cref="AgentReference"/>, minimal information will be available about the agent in the instance level, and any logic that relies
-    /// on <see cref="AIAgent.GetService(Type, object?)"/> to retrieve information about the agent like <see cref="AgentVersion" /> will receive <see langword="null"/> as the result.
+    /// on <see cref="AIAgent.GetService{TService}(object?)"/> to retrieve information about the agent like <see cref="AgentVersion" /> will receive <see langword="null"/> as the result.
     /// </remarks>
     public static ChatClientAgent AsAIAgent(
         this AIProjectClient aiProjectClient,
@@ -352,33 +352,32 @@ public static Task<ChatClientAgent> CreateAIAgentAsync(
 
     #region Private
 
-    private static readonly ModelReaderWriterOptions s_modelWriterOptionsWire = new("W");
-
     /// <summary>
-    /// Asynchronously retrieves an agent record by name using the Protocol method with user-agent header.
+    /// Asynchronously retrieves an agent record by name using the protocol method to inject user-agent headers.
     /// </summary>
     private static async Task<AgentRecord> GetAgentRecordByNameAsync(AIProjectClient aiProjectClient, string agentName, CancellationToken cancellationToken)
     {
         ClientResult protocolResponse = await aiProjectClient.Agents.GetAgentAsync(agentName, cancellationToken.ToRequestOptions(false)).ConfigureAwait(false);
         var rawResponse = protocolResponse.GetRawResponse();
         AgentRecord? result = ModelReaderWriter.Read<AgentRecord>(rawResponse.Content, s_modelWriterOptionsWire, AzureAIProjectsOpenAIContext.Default);
-        return ClientResult.FromOptionalValue(result, rawResponse).Value!
-            ?? throw new InvalidOperationException($"Agent with name '{agentName}' not found.");
+        return result ?? throw new InvalidOperationException($"Agent with name '{agentName}' not found.");
     }
 
     /// <summary>
-    /// Asynchronously creates an agent version using the Protocol method with user-agent header.
+    /// Asynchronously creates an agent version using the protocol method to inject user-agent headers.
     /// </summary>
     private static async Task<AgentVersion> CreateAgentVersionWithProtocolAsync(AIProjectClient aiProjectClient, string agentName, AgentVersionCreationOptions creationOptions, CancellationToken cancellationToken)
     {
-        using BinaryContent protocolRequest = BinaryContent.Create(ModelReaderWriter.Write(creationOptions, ModelReaderWriterOptions.Json, AzureAIProjectsContext.Default));
-        ClientResult protocolResponse = await aiProjectClient.Agents.CreateAgentVersionAsync(agentName, protocolRequest, cancellationToken.ToRequestOptions(false)).ConfigureAwait(false);
-
+        BinaryData serializedOptions = ModelReaderWriter.Write(creationOptions, s_modelWriterOptionsWire, AzureAIProjectsContext.Default);
+        BinaryContent content = BinaryContent.Create(serializedOptions);
+        ClientResult protocolResponse = await aiProjectClient.Agents.CreateAgentVersionAsync(agentName, content, foundryFeatures: null, cancellationToken.ToRequestOptions(false)).ConfigureAwait(false);
         var rawResponse = protocolResponse.GetRawResponse();
         AgentVersion? result = ModelReaderWriter.Read<AgentVersion>(rawResponse.Content, s_modelWriterOptionsWire, AzureAIProjectsOpenAIContext.Default);
-        return ClientResult.FromValue(result, rawResponse).Value!;
+        return result ?? throw new InvalidOperationException($"Failed to create agent version for agent '{agentName}'.");
     }
 
+    private static readonly ModelReaderWriterOptions s_modelWriterOptionsWire = new("W");
+
     private static async Task<ChatClientAgent> CreateAIAgentAsync(
         this AIProjectClient aiProjectClient,
         string name,