diff --git a/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowSession.cs b/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowSession.cs
index 2caba8f3ec..c597c83a78 100644
--- a/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowSession.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Workflows/WorkflowSession.cs
@@ -524,8 +524,8 @@ internal sealed class WorkflowSession : AgentSession
                     // AgentResponseUpdateEvent's behavior: always forward, regardless of the
                     // _includeWorkflowOutputsInResponse host flag. Under the legacy default,
                     // keep today's behavior — gated by the include flag.
-                    if (!Futures.EnableAgentResponseOutputTaggingAndFiltering &&
-                        !this._includeWorkflowOutputsInResponse)
+                    if ((Futures.EnableAgentResponseOutputTaggingAndFiltering && !output.IsIntermediate() ||
+                        (!Futures.EnableAgentResponseOutputTaggingAndFiltering && !this._includeWorkflowOutputsInResponse)))
                     {
                         goto default;
                     }