.NET: [BREAKING] Change namespaces of the Microsoft.Agents.AI.OpenAI classes

dotnet/samples/A2AClientServer/A2AClient/HostClientAgent.cs

@@ -4,6 +4,7 @@
 using Microsoft.Extensions.AI;
 using Microsoft.Extensions.Logging;
 using OpenAI;
+using OpenAI.Chat;
 
 namespace A2A;
 

dotnet/samples/A2AClientServer/A2AServer/HostAgentFactory.cs

@@ -6,6 +6,7 @@
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
 using OpenAI;
+using OpenAI.Chat;
 
 namespace A2AServer;
 

dotnet/samples/AGUIClientServer/AGUIServer/Program.cs

@@ -6,7 +6,7 @@
 using Azure.Identity;
 using Microsoft.Agents.AI.Hosting.AGUI.AspNetCore;
 using Microsoft.Extensions.AI;
-using OpenAI;
+using OpenAI.Chat;
 
 WebApplicationBuilder builder = WebApplication.CreateBuilder(args);
 builder.Services.AddHttpClient().AddLogging();

dotnet/samples/AzureFunctions/01_SingleAgent/Program.cs

@@ -7,7 +7,7 @@
 using Microsoft.Agents.AI.Hosting.AzureFunctions;
 using Microsoft.Azure.Functions.Worker.Builder;
 using Microsoft.Extensions.Hosting;
-using OpenAI;
+using OpenAI.Chat;
 
 // Get the Azure OpenAI endpoint and deployment name from environment variables.
 string endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT")

dotnet/samples/AzureFunctions/02_AgentOrchestration_Chaining/Program.cs

@@ -7,7 +7,7 @@
 using Microsoft.Agents.AI.Hosting.AzureFunctions;
 using Microsoft.Azure.Functions.Worker.Builder;
 using Microsoft.Extensions.Hosting;
-using OpenAI;
+using OpenAI.Chat;
 
 // Get the Azure OpenAI endpoint and deployment name from environment variables.
 string endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT")

dotnet/samples/AzureFunctions/03_AgentOrchestration_Concurrency/Program.cs

@@ -7,7 +7,7 @@
 using Microsoft.Agents.AI.Hosting.AzureFunctions;
 using Microsoft.Azure.Functions.Worker.Builder;
 using Microsoft.Extensions.Hosting;
-using OpenAI;
+using OpenAI.Chat;
 
 // Get the Azure OpenAI endpoint and deployment name from environment variables.
 string endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT")

dotnet/samples/AzureFunctions/04_AgentOrchestration_Conditionals/Program.cs

@@ -7,7 +7,7 @@
 using Microsoft.Agents.AI.Hosting.AzureFunctions;
 using Microsoft.Azure.Functions.Worker.Builder;
 using Microsoft.Extensions.Hosting;
-using OpenAI;
+using OpenAI.Chat;
 
 // Get the Azure OpenAI endpoint and deployment name from environment variables.
 string endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT")

dotnet/samples/AzureFunctions/05_AgentOrchestration_HITL/Program.cs

@@ -7,7 +7,7 @@
 using Microsoft.Agents.AI.Hosting.AzureFunctions;
 using Microsoft.Azure.Functions.Worker.Builder;
 using Microsoft.Extensions.Hosting;
-using OpenAI;
+using OpenAI.Chat;
 
 // Get the Azure OpenAI endpoint and deployment name from environment variables.
 string endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT")

dotnet/samples/AzureFunctions/06_LongRunningTools/Program.cs

@@ -11,7 +11,7 @@
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
-using OpenAI;
+using OpenAI.Chat;
 
 // Get the Azure OpenAI endpoint and deployment name from environment variables.
 string endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT")

dotnet/samples/AzureFunctions/07_AgentAsMcpTool/Program.cs

@@ -13,7 +13,7 @@
 using Microsoft.Agents.AI.Hosting.AzureFunctions;
 using Microsoft.Azure.Functions.Worker.Builder;
 using Microsoft.Extensions.Hosting;
-using OpenAI;
+using OpenAI.Chat;
 
 // Get the Azure OpenAI endpoint and deployment name from environment variables.
 string endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT")

dotnet/samples/GettingStarted/A2A/A2AAgent_AsFunctionTools/Program.cs

@@ -10,7 +10,7 @@
 using Azure.Identity;
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

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

@@ -9,6 +9,7 @@
 using Azure.Identity;
 using Microsoft.Agents.AI;
 using OpenAI;
+using OpenAI.Chat;
 
 var endpoint = Environment.GetEnvironmentVariable("AZURE_FOUNDRY_OPENAI_ENDPOINT") ?? throw new InvalidOperationException("AZURE_FOUNDRY_OPENAI_ENDPOINT is not set.");
 var apiKey = Environment.GetEnvironmentVariable("AZURE_FOUNDRY_OPENAI_APIKEY");

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

@@ -5,7 +5,7 @@
 using Azure.AI.OpenAI;
 using Azure.Identity;
 using Microsoft.Agents.AI;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

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

@@ -5,7 +5,7 @@
 using Azure.AI.OpenAI;
 using Azure.Identity;
 using Microsoft.Agents.AI;
-using OpenAI;
+using OpenAI.Responses;
 
 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";

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

@@ -9,6 +9,7 @@
 
 using Microsoft.Agents.AI;
 using OpenAI;
+using OpenAI.Assistants;
 
 var apiKey = Environment.GetEnvironmentVariable("OPENAI_APIKEY") ?? throw new InvalidOperationException("OPENAI_APIKEY is not set.");
 var model = Environment.GetEnvironmentVariable("OPENAI_MODEL") ?? "gpt-4o-mini";

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

@@ -5,6 +5,7 @@
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
 using OpenAI;
+using OpenAI.Chat;
 
 var apiKey = Environment.GetEnvironmentVariable("OPENAI_APIKEY") ?? throw new InvalidOperationException("OPENAI_APIKEY is not set.");
 var model = Environment.GetEnvironmentVariable("OPENAI_MODEL") ?? "gpt-4o-mini";

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

@@ -4,6 +4,7 @@
 
 using Microsoft.Agents.AI;
 using OpenAI;
+using OpenAI.Responses;
 
 var apiKey = Environment.GetEnvironmentVariable("OPENAI_APIKEY") ?? throw new InvalidOperationException("OPENAI_APIKEY is not set.");
 var model = Environment.GetEnvironmentVariable("OPENAI_MODEL") ?? "gpt-4o-mini";

dotnet/samples/GettingStarted/AgentWithMemory/AgentWithMemory_Step01_ChatHistoryMemory/Program.cs

@@ -9,7 +9,7 @@
 using Microsoft.Extensions.AI;
 using Microsoft.Extensions.VectorData;
 using Microsoft.SemanticKernel.Connectors.InMemory;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

dotnet/samples/GettingStarted/AgentWithMemory/AgentWithMemory_Step02_MemoryUsingMem0/Program.cs

@@ -11,7 +11,7 @@
 using Microsoft.Agents.AI;
 using Microsoft.Agents.AI.Mem0;
 using Microsoft.Extensions.AI;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

dotnet/samples/GettingStarted/AgentWithMemory/AgentWithMemory_Step03_CustomMemory/Program.cs

@@ -12,7 +12,6 @@
 using Azure.Identity;
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
-using OpenAI;
 using OpenAI.Chat;
 using SampleApp;
 

dotnet/src/Microsoft.Agents.AI.OpenAI/OpenAIChatClientAgent.cs → dotnet/samples/GettingStarted/AgentWithOpenAI/Agent_OpenAI_Step03_CreateFromChatClient/OpenAIChatClientAgent.cs

@@ -3,11 +3,10 @@
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
 using Microsoft.Extensions.Logging;
-using Microsoft.Shared.Diagnostics;
 using OpenAI.Chat;
 using ChatMessage = OpenAI.Chat.ChatMessage;
 
-namespace OpenAI;
+namespace OpenAIChatClientSample;
 
 /// <summary>
 /// Provides an <see cref="AIAgent"/> backed by an OpenAI chat completion implementation.
@@ -45,7 +44,7 @@ public OpenAIChatClientAgent(
     /// <param name="loggerFactory">Optional instance of <see cref="ILoggerFactory"/></param>
     public OpenAIChatClientAgent(
         ChatClient client, ChatClientAgentOptions options, ILoggerFactory? loggerFactory = null) :
-        base(new ChatClientAgent(Throw.IfNull(client).AsIChatClient(), options, loggerFactory))
+        base(new ChatClientAgent((client ?? throw new ArgumentNullException(nameof(client))).AsIChatClient(), options, loggerFactory))
     {
     }
 

dotnet/samples/GettingStarted/AgentWithOpenAI/Agent_OpenAI_Step03_CreateFromChatClient/Program.cs

@@ -4,6 +4,7 @@
 
 using OpenAI;
 using OpenAI.Chat;
+using OpenAIChatClientSample;
 
 string apiKey = Environment.GetEnvironmentVariable("OPENAI_API_KEY") ?? throw new InvalidOperationException("OPENAI_API_KEY is not set.");
 string model = Environment.GetEnvironmentVariable("OPENAI_MODEL") ?? "gpt-4o-mini";

dotnet/src/Microsoft.Agents.AI.OpenAI/OpenAIResponseClientAgent.cs → dotnet/samples/GettingStarted/AgentWithOpenAI/Agent_OpenAI_Step04_CreateFromOpenAIResponseClient/OpenAIResponseClientAgent.cs

@@ -4,10 +4,9 @@
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
 using Microsoft.Extensions.Logging;
-using Microsoft.Shared.Diagnostics;
 using OpenAI.Responses;
 
-namespace OpenAI;
+namespace OpenAIResponseClientSample;
 
 /// <summary>
 /// Provides an <see cref="AIAgent"/> backed by an OpenAI Responses implementation.
@@ -45,7 +44,7 @@ public OpenAIResponseClientAgent(
     /// <param name="loggerFactory">Optional instance of <see cref="ILoggerFactory"/></param>
     public OpenAIResponseClientAgent(
         OpenAIResponseClient client, ChatClientAgentOptions options, ILoggerFactory? loggerFactory = null) :
-        base(new ChatClientAgent(Throw.IfNull(client).AsIChatClient(), options, loggerFactory))
+        base(new ChatClientAgent((client ?? throw new ArgumentNullException(nameof(client))).AsIChatClient(), options, loggerFactory))
     {
     }
 

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

@@ -4,6 +4,7 @@
 
 using OpenAI;
 using OpenAI.Responses;
+using OpenAIResponseClientSample;
 
 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";

dotnet/samples/GettingStarted/AgentWithRAG/AgentWithRAG_Step01_BasicTextRAG/Program.cs

@@ -12,7 +12,7 @@
 using Microsoft.Extensions.AI;
 using Microsoft.Extensions.VectorData;
 using Microsoft.SemanticKernel.Connectors.InMemory;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

dotnet/samples/GettingStarted/AgentWithRAG/AgentWithRAG_Step02_CustomVectorStoreRAG/Program.cs

@@ -10,7 +10,7 @@
 using Microsoft.Extensions.AI;
 using Microsoft.Extensions.VectorData;
 using Microsoft.SemanticKernel.Connectors.Qdrant;
-using OpenAI;
+using OpenAI.Chat;
 using Qdrant.Client;
 
 var endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT") ?? throw new InvalidOperationException("AZURE_OPENAI_ENDPOINT is not set.");

dotnet/samples/GettingStarted/AgentWithRAG/AgentWithRAG_Step03_CustomRAGDataSource/Program.cs

@@ -10,7 +10,7 @@
 using Azure.Identity;
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

dotnet/samples/GettingStarted/Agents/Agent_Step01_Running/Program.cs

@@ -5,7 +5,7 @@
 using Azure.AI.OpenAI;
 using Azure.Identity;
 using Microsoft.Agents.AI;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

dotnet/samples/GettingStarted/Agents/Agent_Step02_MultiturnConversation/Program.cs

@@ -5,7 +5,7 @@
 using Azure.AI.OpenAI;
 using Azure.Identity;
 using Microsoft.Agents.AI;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

dotnet/samples/GettingStarted/Agents/Agent_Step03_UsingFunctionTools/Program.cs

@@ -8,7 +8,7 @@
 using Azure.Identity;
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

dotnet/samples/GettingStarted/Agents/Agent_Step04_UsingFunctionToolsWithApprovals/Program.cs

@@ -10,7 +10,8 @@
 using Azure.Identity;
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
-using OpenAI;
+using OpenAI.Chat;
+using ChatMessage = Microsoft.Extensions.AI.ChatMessage;
 
 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";

dotnet/samples/GettingStarted/Agents/Agent_Step05_StructuredOutput/Program.cs

@@ -8,7 +8,6 @@
 using Azure.AI.OpenAI;
 using Azure.Identity;
 using Microsoft.Agents.AI;
-using OpenAI;
 using OpenAI.Chat;
 using SampleApp;
 

dotnet/samples/GettingStarted/Agents/Agent_Step06_PersistedConversations/Program.cs

@@ -6,7 +6,7 @@
 using Azure.AI.OpenAI;
 using Azure.Identity;
 using Microsoft.Agents.AI;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

dotnet/samples/GettingStarted/Agents/Agent_Step07_3rdPartyThreadStorage/Program.cs

@@ -11,8 +11,9 @@
 using Microsoft.Extensions.AI;
 using Microsoft.Extensions.VectorData;
 using Microsoft.SemanticKernel.Connectors.InMemory;
-using OpenAI;
+using OpenAI.Chat;
 using SampleApp;
+using ChatMessage = Microsoft.Extensions.AI.ChatMessage;
 
 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";

dotnet/samples/GettingStarted/Agents/Agent_Step08_Observability/Program.cs

@@ -6,7 +6,7 @@
 using Azure.Identity;
 using Azure.Monitor.OpenTelemetry.Exporter;
 using Microsoft.Agents.AI;
-using OpenAI;
+using OpenAI.Chat;
 using OpenTelemetry;
 using OpenTelemetry.Trace;
 

dotnet/samples/GettingStarted/Agents/Agent_Step11_UsingImages/Program.cs

@@ -5,7 +5,8 @@
 using Azure.AI.OpenAI;
 using Azure.Identity;
 using Microsoft.Extensions.AI;
-using OpenAI;
+using OpenAI.Chat;
+using ChatMessage = Microsoft.Extensions.AI.ChatMessage;
 
 var endpoint = Environment.GetEnvironmentVariable("AZURE_OPENAI_ENDPOINT") ?? throw new InvalidOperationException("AZURE_OPENAI_ENDPOINT is not set.");
 var deploymentName = System.Environment.GetEnvironmentVariable("AZURE_OPENAI_DEPLOYMENT_NAME") ?? "gpt-4o";

dotnet/samples/GettingStarted/Agents/Agent_Step12_AsFunctionTool/Program.cs

@@ -7,7 +7,7 @@
 using Azure.Identity;
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

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

@@ -12,7 +12,7 @@
 using Azure.Identity;
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
-using OpenAI;
+using OpenAI.Responses;
 
 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-5";

dotnet/samples/GettingStarted/Agents/Agent_Step15_Plugins/Program.cs

@@ -14,7 +14,7 @@
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
 using Microsoft.Extensions.DependencyInjection;
-using OpenAI;
+using OpenAI.Chat;
 
 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";

dotnet/samples/GettingStarted/Agents/Agent_Step16_ChatReduction/Program.cs

@@ -9,7 +9,8 @@
 using Azure.Identity;
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
-using OpenAI;
+using OpenAI.Chat;
+using ChatMessage = Microsoft.Extensions.AI.ChatMessage;
 
 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";

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

@@ -5,7 +5,7 @@
 using Azure.AI.OpenAI;
 using Azure.Identity;
 using Microsoft.Agents.AI;
-using OpenAI;
+using OpenAI.Responses;
 
 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";

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

@@ -7,7 +7,7 @@
 using Microsoft.Agents.AI;
 using Microsoft.Extensions.AI;
 using ModelContextProtocol.Client;
-using OpenAI;
+using OpenAI.Chat;
 
 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";