diff --git a/video-gen-api/app/services/shot_replicate_taskset_service.py b/video-gen-api/app/services/shot_replicate_taskset_service.py
index 5a393a5d..ea30cd4a 100644
--- a/video-gen-api/app/services/shot_replicate_taskset_service.py
+++ b/video-gen-api/app/services/shot_replicate_taskset_service.py
@@ -544,20 +544,20 @@ async def create_segments_by_ai(
         if not suggestions:
             raise HTTPException(status_code=400, detail="selected_indices 没有匹配到可用 AI 建议")
 
-    old_result = await db.execute(
-        select(ShotReplicateSegment).where(
-            ShotReplicateSegment.task_set_id == task_set.id,
-            ShotReplicateSegment.source_mode == ShotSegmentSourceModeEnum.AI_SUGGESTION.value,
-            ShotReplicateSegment.deleted_at.is_(None),
-        )
-    )
-    old_segments = list(old_result.scalars().all())
-    if old_segments and not req.replace_existing:
-        raise HTTPException(status_code=409, detail="已存在 AI 建议拆镜片段，如需重拆请传 replace_existing=true")
-    if old_segments and req.replace_existing:
-        now = _now()
-        for segment in old_segments:
-            segment.deleted_at = now
+    # old_result = await db.execute(
+    #     select(ShotReplicateSegment).where(
+    #         ShotReplicateSegment.task_set_id == task_set.id,
+    #         ShotReplicateSegment.source_mode == ShotSegmentSourceModeEnum.AI_SUGGESTION.value,
+    #         ShotReplicateSegment.deleted_at.is_(None),
+    #     )
+    # )
+    # old_segments = list(old_result.scalars().all())
+    # if old_segments and not req.replace_existing:
+    #     raise HTTPException(status_code=409, detail="已存在 AI 建议拆镜片段，如需重拆请传 replace_existing=true")
+    # if old_segments and req.replace_existing:
+    #     now = _now()
+    #     for segment in old_segments:
+    #         segment.deleted_at = now
 
     created: list[ShotReplicateSegment] = []
     next_index = await _next_segment_index(db, task_set.id)
@@ -609,7 +609,7 @@ async def create_segments_by_ai(
         detail={
             "task_set_id": task_set.id,
             "selected_indices": req.selected_indices,
-            "replace_existing": req.replace_existing,
+            # "replace_existing": req.replace_existing,
             "created_segment_count": len(created),
             "segment_ids": [segment.id for segment in created],
         },