diff --git a/agent-office/app/scheduler.py b/agent-office/app/scheduler.py
index b75fe31..b9bdce5 100644
--- a/agent-office/app/scheduler.py
+++ b/agent-office/app/scheduler.py
@@ -29,6 +29,12 @@ async def _run_insta_schedule():
     if agent:
         await agent.on_schedule()
 
+
+async def _run_insta_trends_collect():
+    agent = AGENT_REGISTRY.get("insta")
+    if agent:
+        await agent.on_command("collect_trends", {})
+
 async def _run_lotto_schedule():
     agent = AGENT_REGISTRY.get("lotto")
     if agent:
@@ -68,6 +74,7 @@ def init_scheduler():
         id="stock_ai_news_sentiment",
     )
     scheduler.add_job(_run_insta_schedule, "cron", hour=9, minute=30, id="insta_pipeline")
+    scheduler.add_job(_run_insta_trends_collect, "cron", hour=9, minute=0, id="insta_trends_collect")
     scheduler.add_job(_run_lotto_schedule, "cron", day_of_week="mon", hour=9, minute=0, id="lotto_curate")
     scheduler.add_job(_run_youtube_research, "cron", hour=9, minute=0, id="youtube_research")
     scheduler.add_job(_send_youtube_weekly_report, "cron", day_of_week="mon", hour=8, minute=0, id="youtube_weekly_report")
diff --git a/insta-lab/app/main.py b/insta-lab/app/main.py
index 9cd4f1c..195eae5 100644
--- a/insta-lab/app/main.py
+++ b/insta-lab/app/main.py
@@ -99,11 +99,16 @@ class ExtractRequest(BaseModel):
     categories: Optional[list[str]] = None
 
 
-async def _bg_extract(task_id: str, categories: list[str]):
+async def _bg_extract(task_id: str, categories: Optional[list[str]] = None):
     try:
         db.update_task(task_id, "processing", 10, "추출 중")
-        for cat in categories:
-            keyword_extractor.extract_for_category(cat, limit=KEYWORDS_PER_CATEGORY)
+        prefs_rows = db.get_preferences()
+        weights = {p["category"]: p["weight"] for p in prefs_rows}
+        if categories:
+            # 사용자가 카테고리 명시한 경우만 그 서브셋으로 균등 가중치 (override)
+            weights = {c: 1.0 for c in categories}
+        total = KEYWORDS_PER_CATEGORY * max(1, len([w for w in weights.values() if w > 0]))
+        keyword_extractor.extract_with_weights(weights, total_limit=total)
         db.update_task(task_id, "succeeded", 100, "완료", result_id=0)
     except Exception as e:
         logger.exception("extract failed")