diff --git a/dotnet/src/Microsoft.Agents.AI.DurableTask/DurableWorkflowRunRequest.cs b/dotnet/src/Microsoft.Agents.AI.DurableTask/DurableWorkflowRunRequest.cs
deleted file mode 100644
index 037ea8291c..0000000000
--- a/dotnet/src/Microsoft.Agents.AI.DurableTask/DurableWorkflowRunRequest.cs
+++ /dev/null
@@ -1,23 +0,0 @@
-// Copyright (c) Microsoft. All rights reserved.
-
-using System.Text.Json.Serialization;
-
-namespace Microsoft.Agents.AI.DurableTask;
-
-/// <summary>
-/// Represents a request to run a durable workflow.
-/// </summary>
-public sealed class DurableWorkflowRunRequest
-{
-    /// <summary>
-    /// Gets or sets the name of the workflow to execute.
-    /// </summary>
-    [JsonPropertyName("workflowName")]
-    public string WorkflowName { get; set; } = string.Empty;
-
-    /// <summary>
-    /// Gets or sets the input for the workflow.
-    /// </summary>
-    [JsonPropertyName("input")]
-    public string Input { get; set; } = string.Empty;
-}
diff --git a/dotnet/src/Microsoft.Agents.AI.DurableTask/DurableWorkflowRunResult.cs b/dotnet/src/Microsoft.Agents.AI.DurableTask/DurableWorkflowRunResult.cs
deleted file mode 100644
index 77d7bdcce9..0000000000
--- a/dotnet/src/Microsoft.Agents.AI.DurableTask/DurableWorkflowRunResult.cs
+++ /dev/null
@@ -1,34 +0,0 @@
-// Copyright (c) Microsoft. All rights reserved.
-
-using System.Text.Json.Serialization;
-
-namespace Microsoft.Agents.AI.DurableTask;
-
-/// <summary>
-/// Represents the result of a durable workflow orchestration execution.
-/// </summary>
-public sealed class DurableWorkflowRunResult
-{
-    /// <summary>
-    /// Initializes a new instance of the <see cref="DurableWorkflowRunResult"/> class.
-    /// </summary>
-    /// <param name="workflowName">The name of the workflow that was executed.</param>
-    /// <param name="output">The output from the workflow execution.</param>
-    public DurableWorkflowRunResult(string workflowName, string output)
-    {
-        this.WorkflowName = workflowName;
-        this.Output = output;
-    }
-
-    /// <summary>
-    /// Gets the name of the workflow that was executed.
-    /// </summary>
-    [JsonPropertyName("workflowName")]
-    public string WorkflowName { get; }
-
-    /// <summary>
-    /// Gets the output from the workflow execution.
-    /// </summary>
-    [JsonPropertyName("output")]
-    public string Output { get; }
-}