diff --git a/examples/search_kb.py b/examples/search_kb.py
deleted file mode 100644
index c52977b43..000000000
--- a/examples/search_kb.py
+++ /dev/null
@@ -1,24 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-"""
-@File    : search_kb.py
-@Modified By: mashenquan, 2023-12-22. Delete useless codes.
-"""
-import asyncio
-
-from metagpt.const import EXAMPLE_DATA_PATH
-from metagpt.document_store import FaissStore
-from metagpt.logs import logger
-from metagpt.roles import Sales
-
-
-async def search():
-    store = FaissStore(EXAMPLE_DATA_PATH / "search_kb/example.json")
-    role = Sales(profile="Sales", store=store)
-    query = "Which facial cleanser is good for oily skin?"
-    result = await role.run(query)
-    logger.info(result)
-
-
-if __name__ == "__main__":
-    asyncio.run(search())