diff --git a/Assets/_Game/Scripts/Editor/Scene/SceneObjectPlacerTool.cs b/Assets/_Game/Scripts/Editor/Scene/SceneObjectPlacerTool.cs
index 6b16e764..a8d78d6a 100644
--- a/Assets/_Game/Scripts/Editor/Scene/SceneObjectPlacerTool.cs
+++ b/Assets/_Game/Scripts/Editor/Scene/SceneObjectPlacerTool.cs
@@ -521,7 +521,11 @@ namespace BaseGames.Editor
             if (dmgSrc != null) AssignReference(contactHitBox, "_defaultSource", dmgSrc, report);
 
             SetupPerceptionSystemSlots(sensorHub, new[] { "aggro", "los" }, report);
-            report.Add("★ 挂载行为树 BehaviorTree 组件，指定 E001_CaoZhi.asset。");
+
+            // BrainGraph AI：挂载决策组件并绑定定义 id（取代旧的 Opsive BehaviorTree）
+            var brain = GetOrAddComponent<EnemyAiBrain>(go);
+            AssignString(brain, "_definitionId", "E001", report);
+            report.Add("✔ 已挂载 EnemyAiBrain 并绑定 AI 定义 id=E001（BrainGraph）。");
 
             Undo.CollapseUndoOperations(undoGroup);
             Selection.activeGameObject = go;