diff --git a/app/api/assets_routes.py b/app/api/assets_routes.py
index 3c3ea5d25..6bb0ed77e 100644
--- a/app/api/assets_routes.py
+++ b/app/api/assets_routes.py
@@ -483,6 +483,26 @@ async def delete_asset_tags(request: web.Request) -> web.Response:
     return web.json_response(result.model_dump(mode="json"), status=200)
 
 
+@ROUTES.post("/api/assets/scan/seed")
+async def seed_assets(request: web.Request) -> web.Response:
+    try:
+        payload = await request.json()
+    except Exception:
+        payload = {}
+
+    try:
+        body = schemas_in.ScheduleAssetScanBody.model_validate(payload)
+    except ValidationError as ve:
+        return _validation_error_response("INVALID_BODY", ve)
+
+    try:
+        await assets_scanner.sync_seed_assets(body.roots)
+    except Exception:
+        LOGGER.exception("sync_seed_assets failed for roots=%s", body.roots)
+        return _error_response(500, "INTERNAL", "Unexpected server error.")
+    return web.json_response({"synced": True, "roots": body.roots}, status=200)
+
+
 @ROUTES.post("/api/assets/scan/schedule")
 async def schedule_asset_scan(request: web.Request) -> web.Response:
     try:
diff --git a/main.py b/main.py
index db0ee04f5..18c97e5e1 100644
--- a/main.py
+++ b/main.py
@@ -283,7 +283,7 @@ async def setup_database():
 
     await init_db_engine()
     if not args.disable_assets_autoscan:
-        await sync_seed_assets(["models", "input", "output"])
+        await sync_seed_assets(["models"])
 
 
 def start_comfyui(asyncio_loop=None):
diff --git a/server.py b/server.py
index c3a688a75..ddd188ebc 100644
--- a/server.py
+++ b/server.py
@@ -629,7 +629,7 @@ class PromptServer():
 
         @routes.get("/object_info")
         async def get_object_info(request):
-            await sync_seed_assets(["models", "input", "output"])
+            await sync_seed_assets(["models"])
             with folder_paths.cache_helper:
                 out = {}
                 for x in nodes.NODE_CLASS_MAPPINGS:
diff --git a/tests-assets/conftest.py b/tests-assets/conftest.py
index 9ee1fa86b..7d1ea5acb 100644
--- a/tests-assets/conftest.py
+++ b/tests-assets/conftest.py
@@ -272,7 +272,7 @@ async def autoclean_unit_test_assets(http: aiohttp.ClientSession, api_base: str)
 
 async def trigger_sync_seed_assets(session: aiohttp.ClientSession, base_url: str) -> None:
     """Force a fast sync/seed pass by calling the ComfyUI '/object_info' endpoint."""
-    async with session.get(base_url + "/object_info") as r:
+    async with session.post(base_url + "/api/assets/scan/seed", json={"roots": ["models", "input", "output"]}) as r:
         await r.read()
     await asyncio.sleep(0.1)  # tiny yield to the event loop to let any final DB commits flush