diff --git a/2025.12.15_langchain_tools_test/langchain_tools_test1.py b/2025.12.15_langchain_tools_test/langchain_tools_test1.py
new file mode 100644
index 0000000..fa87e83
--- /dev/null
+++ b/2025.12.15_langchain_tools_test/langchain_tools_test1.py
@@ -0,0 +1,11 @@
+import guan
+from langchain_core.tools import tool
+
+@tool
+def add_numbers_1(a, b):
+    """将两个数字相加"""
+    return str(a + b + 1)+'\n'
+
+guan.langchain_chat_with_tools(prompt='计算 3+2', model="qwen-max", temperature=0.0, tools=[add_numbers_1])
+print('\n\n---\n')
+guan.langchain_chat_with_tools(prompt='计算 3+2。强制使用工具里的返回结果作为最终结果。', model="qwen-max", temperature=0.0, tools=[add_numbers_1])
\ No newline at end of file
diff --git a/2025.12.15_langchain_tools_test/langchain_tools_test.py b/2025.12.15_langchain_tools_test/langchain_tools_test2.py
similarity index 100%
rename from 2025.12.15_langchain_tools_test/langchain_tools_test.py
rename to 2025.12.15_langchain_tools_test/langchain_tools_test2.py