diff --git a/Unreal/PS_AI_Agent/Plugins/PS_AI_ConvAgent/Source/PS_AI_ConvAgent/Private/PS_AI_ConvAgent_ElevenLabsComponent.cpp b/Unreal/PS_AI_Agent/Plugins/PS_AI_ConvAgent/Source/PS_AI_ConvAgent/Private/PS_AI_ConvAgent_ElevenLabsComponent.cpp
index b8d9694..895bf07 100644
--- a/Unreal/PS_AI_Agent/Plugins/PS_AI_ConvAgent/Source/PS_AI_ConvAgent/Private/PS_AI_ConvAgent_ElevenLabsComponent.cpp
+++ b/Unreal/PS_AI_Agent/Plugins/PS_AI_ConvAgent/Source/PS_AI_ConvAgent/Private/PS_AI_ConvAgent_ElevenLabsComponent.cpp
@@ -159,6 +159,11 @@ void UPS_AI_ConvAgent_ElevenLabsComponent::TickComponent(float DeltaTime, ELevel
 				{
 					AudioPlaybackComponent->Play();
 				}
+				PlaybackStartTime = FPlatformTime::Seconds();
+				if (bDebug && TurnEndTime > 0.0)
+				{
+					LastLatencies.EndToEarMs = static_cast<float>((PlaybackStartTime - TurnEndTime) * 1000.0);
+				}
 				OnAudioPlaybackStarted.Broadcast();
 			}
 		}
@@ -449,6 +454,8 @@ void UPS_AI_ConvAgent_ElevenLabsComponent::StartListening()
 		}
 	}
 	bWaitingForAgentResponse = false;  // New user turn — cancel any pending response timeout.
+	GenerationStartTime = 0.0;
+	PlaybackStartTime = 0.0;
 	++TurnIndex;
 	bIsListening = true;
 	TurnStartTime = FPlatformTime::Seconds();
@@ -1050,6 +1057,12 @@ void UPS_AI_ConvAgent_ElevenLabsComponent::HandleAgentResponseStarted()
 	}
 
 	const double Now = FPlatformTime::Seconds();
+	GenerationStartTime = Now;
+	if (bDebug && TurnEndTime > 0.0)
+	{
+		LastLatencies.STTToGenMs = static_cast<float>((Now - TurnEndTime) * 1000.0);
+	}
+
 	const double T = Now - SessionStartTime;
 	const double LatencyFromTurnEnd = TurnEndTime > 0.0 ? Now - TurnEndTime : 0.0;
 	if (bIsListening)
@@ -1335,6 +1348,12 @@ void UPS_AI_ConvAgent_ElevenLabsComponent::EnqueueAgentAudio(const TArray<uint8>
 			UE_LOG(LogPS_AI_ConvAgent_ElevenLabs, Log,
 				TEXT("[T+%.2fs] [Turn %d] Agent speaking — first audio chunk. (%.2fs after turn end)"),
 				T, LastClosedTurnIndex, LatencyFromTurnEnd);
+
+			// Update latency snapshot for HUD display.
+			if (TurnEndTime > 0.0)
+				LastLatencies.TotalMs = static_cast<float>((AgentSpeakStart - TurnEndTime) * 1000.0);
+			if (GenerationStartTime > 0.0)
+				LastLatencies.GenToAudioMs = static_cast<float>((AgentSpeakStart - GenerationStartTime) * 1000.0);
 		}
 
 		OnAgentStartedSpeaking.Broadcast();
@@ -1366,6 +1385,11 @@ void UPS_AI_ConvAgent_ElevenLabsComponent::EnqueueAgentAudio(const TArray<uint8>
 			{
 				AudioPlaybackComponent->Play();
 			}
+			PlaybackStartTime = FPlatformTime::Seconds();
+			if (bDebug && TurnEndTime > 0.0)
+			{
+				LastLatencies.EndToEarMs = static_cast<float>((PlaybackStartTime - TurnEndTime) * 1000.0);
+			}
 			OnAudioPlaybackStarted.Broadcast();
 		}
 	}
@@ -1392,6 +1416,11 @@ void UPS_AI_ConvAgent_ElevenLabsComponent::EnqueueAgentAudio(const TArray<uint8>
 			{
 				AudioPlaybackComponent->Play();
 			}
+			PlaybackStartTime = FPlatformTime::Seconds();
+			if (bDebug && TurnEndTime > 0.0)
+			{
+				LastLatencies.EndToEarMs = static_cast<float>((PlaybackStartTime - TurnEndTime) * 1000.0);
+			}
 			OnAudioPlaybackStarted.Broadcast();
 		}
 		SilentTickCount = 0;
@@ -2333,8 +2362,17 @@ void UPS_AI_ConvAgent_ElevenLabsComponent::DrawDebugHUD() const
 				NetConnectedPawns.Num(), *SpeakerName));
 	}
 
+	// Latencies (from last completed turn)
+	if (LastLatencies.TotalMs > 0.0f)
+	{
+		GEngine->AddOnScreenDebugMessage(BaseKey + 8, DisplayTime, MainColor,
+			FString::Printf(TEXT("  Latency: total=%.0fms (stt>gen=%.0fms gen>audio=%.0fms) ear=%.0fms"),
+				LastLatencies.TotalMs, LastLatencies.STTToGenMs,
+				LastLatencies.GenToAudioMs, LastLatencies.EndToEarMs));
+	}
+
 	// Reconnection
-	GEngine->AddOnScreenDebugMessage(BaseKey + 8, DisplayTime,
+	GEngine->AddOnScreenDebugMessage(BaseKey + 9, DisplayTime,
 		bWantsReconnect ? FColor::Red : MainColor,
 		FString::Printf(TEXT("  Reconnect: %d/%d attempts%s"),
 			ReconnectAttemptCount, MaxReconnectAttempts,
diff --git a/Unreal/PS_AI_Agent/Plugins/PS_AI_ConvAgent/Source/PS_AI_ConvAgent/Public/PS_AI_ConvAgent_ElevenLabsComponent.h b/Unreal/PS_AI_Agent/Plugins/PS_AI_ConvAgent/Source/PS_AI_ConvAgent/Public/PS_AI_ConvAgent_ElevenLabsComponent.h
index 4bafd2a..9bff26b 100644
--- a/Unreal/PS_AI_Agent/Plugins/PS_AI_ConvAgent/Source/PS_AI_ConvAgent/Public/PS_AI_ConvAgent_ElevenLabsComponent.h
+++ b/Unreal/PS_AI_Agent/Plugins/PS_AI_ConvAgent/Source/PS_AI_ConvAgent/Public/PS_AI_ConvAgent_ElevenLabsComponent.h
@@ -632,6 +632,19 @@ private:
 	double TurnStartTime      = 0.0; // Set in StartListening — when mic opens.
 	double TurnEndTime        = 0.0; // Set in StopListening  — when mic closes.
 	double AgentSpeakStart    = 0.0; // Set in EnqueueAgentAudio (first chunk) — when audio begins.
+	double GenerationStartTime = 0.0; // Set in HandleAgentResponseStarted — server starts generating.
+	double PlaybackStartTime   = 0.0; // Set when audio playback actually starts (post pre-buffer).
+
+	// Last-turn latency snapshot (ms) — updated per turn, displayed on debug HUD.
+	// Persists between turns so the HUD always shows the most recent measurement.
+	struct FDebugLatencies
+	{
+		float STTToGenMs   = 0.0f; // TurnEnd → server starts generating
+		float GenToAudioMs = 0.0f; // Server generating → first audio chunk
+		float TotalMs      = 0.0f; // TurnEnd → first audio chunk
+		float EndToEarMs   = 0.0f; // TurnEnd → audio playback starts (user-perceived)
+	};
+	FDebugLatencies LastLatencies;
 
 	// Accumulates incoming PCM bytes until the audio component needs data.
 	// Uses a read offset instead of RemoveAt(0,N) to avoid O(n) memmove every