diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/AgentWorkflowBuilder.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/AgentWorkflowBuilder.cs
index 84fc9e8910..007920f6bc 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/AgentWorkflowBuilder.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/AgentWorkflowBuilder.cs
@@ -3,7 +3,6 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
-using System.Threading.Tasks;
 using Microsoft.Extensions.AI;
 using Microsoft.Shared.Diagnostics;
 
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/Checkpointing/WorkflowInfoOutputExecutorsConverter.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/Checkpointing/WorkflowInfoOutputExecutorsConverter.cs
index 4f8c2d504d..8ee8d39590 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/Checkpointing/WorkflowInfoOutputExecutorsConverter.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/Checkpointing/WorkflowInfoOutputExecutorsConverter.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using System;
 using System.Collections.Generic;
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/ConcurrentWorkflowBuilder.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/ConcurrentWorkflowBuilder.cs
index 1ac8a9c9fd..65d145e1b9 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/ConcurrentWorkflowBuilder.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/ConcurrentWorkflowBuilder.cs
@@ -20,8 +20,8 @@ namespace Microsoft.Agents.AI.Workflows;
 /// When no explicit output designations are made, the default is the Python-aligned
 /// shape: the terminal aggregator is the workflow output, and every participating agent
 /// (plus its per-agent accumulator) is designated as an intermediate output source.
-/// Calling <see cref="OrchestrationBuilderBase{TBuilder}.WithOutputFrom(System.Collections.Generic.IEnumerable{AIAgent})"/>
-/// or <see cref="OrchestrationBuilderBase{TBuilder}.WithIntermediateOutputFrom(System.Collections.Generic.IEnumerable{AIAgent})"/>
+/// Calling <see cref="OrchestrationBuilderBase{TBuilder}.WithOutputFrom(IEnumerable{AIAgent})"/>
+/// or <see cref="OrchestrationBuilderBase{TBuilder}.WithIntermediateOutputFrom(IEnumerable{AIAgent})"/>
 /// at all suppresses these defaults.
 /// </remarks>
 public sealed class ConcurrentWorkflowBuilder : OrchestrationBuilderBase<ConcurrentWorkflowBuilder>
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/Execution/OutputFilter.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/Execution/OutputFilter.cs
index 929e5cb6cc..5ef5b8713b 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/Execution/OutputFilter.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/Execution/OutputFilter.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/Futures.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/Futures.cs
index 8403d5fbb0..b2c83f112a 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/Futures.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/Futures.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 namespace Microsoft.Agents.AI.Workflows;
 
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/GroupChatWorkflowBuilder.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/GroupChatWorkflowBuilder.cs
index 2f587f32b7..14167a2e8f 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/GroupChatWorkflowBuilder.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/GroupChatWorkflowBuilder.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using System;
 using System.Collections.Generic;
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/MagenticWorkflowBuilder.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/MagenticWorkflowBuilder.cs
index 3f3cf005f5..c75a3d045b 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/MagenticWorkflowBuilder.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/MagenticWorkflowBuilder.cs
@@ -5,7 +5,6 @@ using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
 using System.Threading.Tasks;
 using Microsoft.Agents.AI.Workflows.Specialized.Magentic;
-using Microsoft.Shared.Diagnostics;
 
 using ExecutorFactoryFunc = System.Func<Microsoft.Agents.AI.Workflows.ExecutorConfig<Microsoft.Agents.AI.Workflows.ExecutorOptions>,
                                         string,
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/OrchestrationBuilderBase.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/OrchestrationBuilderBase.cs
index 2e0464d405..6d44c03509 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/OrchestrationBuilderBase.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/OrchestrationBuilderBase.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using System;
 using System.Collections.Generic;
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/OutputTag.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/OutputTag.cs
index 81d8daa1f7..5e5f71c22f 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/OutputTag.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/OutputTag.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using System;
 using System.Text.Json.Serialization;
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/OutputTagJsonConverter.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/OutputTagJsonConverter.cs
index 79eb8dfffe..4b19e3b2cb 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/OutputTagJsonConverter.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/OutputTagJsonConverter.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using System;
 using System.Text.Json;
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/SequentialWorkflowBuilder.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/SequentialWorkflowBuilder.cs
index 18019032d1..01b2a047f8 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/SequentialWorkflowBuilder.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/SequentialWorkflowBuilder.cs
@@ -3,7 +3,6 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using Microsoft.Agents.AI.Workflows.Specialized;
 using Microsoft.Shared.Diagnostics;
 
 namespace Microsoft.Agents.AI.Workflows;
@@ -11,14 +10,14 @@ namespace Microsoft.Agents.AI.Workflows;
 /// <summary>
 /// Fluent builder for sequential agent workflows: a pipeline where the output of one
 /// agent is the input to the next, terminating in an aggregator that yields the
-/// accumulated <see cref="Microsoft.Extensions.AI.ChatMessage"/>s as the workflow output.
+/// accumulated <see cref="Extensions.AI.ChatMessage"/>s as the workflow output.
 /// </summary>
 /// <remarks>
 /// When no explicit output designations are made, the default is the Python-aligned
 /// shape: the terminal aggregator is the workflow output, and every participating agent
 /// is designated as an intermediate output source. Calling
-/// <see cref="OrchestrationBuilderBase{TBuilder}.WithOutputFrom(System.Collections.Generic.IEnumerable{AIAgent})"/>
-/// or <see cref="OrchestrationBuilderBase{TBuilder}.WithIntermediateOutputFrom(System.Collections.Generic.IEnumerable{AIAgent})"/>
+/// <see cref="OrchestrationBuilderBase{TBuilder}.WithOutputFrom(IEnumerable{AIAgent})"/>
+/// or <see cref="OrchestrationBuilderBase{TBuilder}.WithIntermediateOutputFrom(IEnumerable{AIAgent})"/>
 /// at all suppresses these defaults.
 /// </remarks>
 public sealed class SequentialWorkflowBuilder : OrchestrationBuilderBase<SequentialWorkflowBuilder>
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowBuilder.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowBuilder.cs
index 869f440bd0..3acb0c3f61 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowBuilder.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowBuilder.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using System;
 using System.Collections.Generic;
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowOutputEvent.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowOutputEvent.cs
index 15ce4d9034..73b60f9643 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowOutputEvent.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowOutputEvent.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using System;
 using System.Collections.Generic;
diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowOutputEventExtensions.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowOutputEventExtensions.cs
index 06993d23f3..1bbad70f87 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowOutputEventExtensions.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowOutputEventExtensions.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using Microsoft.Shared.Diagnostics;