diff --git a/configs/model_config.py.example b/configs/model_config.py.example
index 8625a3c..4cc8f9c 100644
--- a/configs/model_config.py.example
+++ b/configs/model_config.py.example
@@ -99,6 +99,8 @@ EMBEDDING_DEVICE = "auto"
 
 # LLM 名称
 LLM_MODEL = "chatglm2-6b"
+# AgentLM模型的名称 (可以不指定，指定之后就锁定进入Agent之后的Chain的模型，不指定就是LLM_MODEL)
+Agent_MODEL = None
 
 # LLM 运行设备。设为"auto"会自动检测，也可手动设定为"cuda","mps","cpu"其中之一。
 LLM_DEVICE = "auto"
diff --git a/server/agent/tools/__init__.py b/server/agent/tools/__init__.py
index 7031b71..d6cdff5 100644
--- a/server/agent/tools/__init__.py
+++ b/server/agent/tools/__init__.py
@@ -7,4 +7,5 @@ from .translator import translate
 from .weather import weathercheck
 from .shell import shell
 from .search_internet import search_internet
-
+from .wolfram import wolfram
+from .youtube import youtube_search
diff --git a/server/agent/tools/shell.py b/server/agent/tools/shell.py
index 4dfee0b..12bb000 100644
--- a/server/agent/tools/shell.py
+++ b/server/agent/tools/shell.py
@@ -1,3 +1,4 @@
+# LangChain 的 Shell 工具
 from langchain.tools import ShellTool
 def shell(query: str):
     tool = ShellTool()
diff --git a/server/agent/tools/wolfram.py b/server/agent/tools/wolfram.py
new file mode 100644
index 0000000..18958e3
--- /dev/null
+++ b/server/agent/tools/wolfram.py
@@ -0,0 +1,7 @@
+# Langchain 自带的 Wolfram Alpha API 封装
+from langchain.utilities.wolfram_alpha import WolframAlphaAPIWrapper
+wolfram_alpha_appid = "your key"
+def wolfram(query: str):
+    wolfram = WolframAlphaAPIWrapper(wolfram_alpha_appid=wolfram_alpha_appid)
+    ans = wolfram.run(query)
+    return ans
\ No newline at end of file
diff --git a/server/agent/tools/youtube.py b/server/agent/tools/youtube.py
new file mode 100644
index 0000000..08c5bda
--- /dev/null
+++ b/server/agent/tools/youtube.py
@@ -0,0 +1,5 @@
+# Langchain 自带的 YouTube 搜索工具封装
+from langchain.tools import YouTubeSearchTool
+def youtube_search(query: str):
+    tool = YouTubeSearchTool()
+    return tool.run(tool_input=query)
\ No newline at end of file
diff --git a/server/agent/tools_select.py b/server/agent/tools_select.py
index 9407b4d..b3d753a 100644
--- a/server/agent/tools_select.py
+++ b/server/agent/tools_select.py
@@ -5,7 +5,7 @@ from server.agent.tools import *
 #     Tool.from_function(
 #         func=calculate,
 #         name="计算器工具",
-#         description="进行简单的数学运算"
+#         description="进行简单的数学运算, 只是简单的, 使用Wolfram数学工具进行更复杂的运算",
 #     ),
 #     Tool.from_function(
 #         func=translate,
@@ -32,14 +32,23 @@ from server.agent.tools import *
 #         name="互联网查询工具",
 #         description="如果你无法访问互联网，这个工具可以帮助你访问Bing互联网来解答问题",
 #     ),
+#     Tool.from_function(
+#         func=wolfram,
+#         name="Wolfram数学工具",
+#         description="高级的数学运算工具，能够完成非常复杂的数学问题"
+#     ),
+#     Tool.from_function(
+#         func=youtube_search,
+#         name="Youtube搜索工具",
+#         description="使用这个工具在Youtube上搜索视频"
 # ]
 
 ## 请注意，如果你是为了使用AgentLM，在这里，你应该使用英文版本，下面的内容是英文版本。
 tools = [
     Tool.from_function(
         func=calculate,
-        name="Calculator Tool",
-        description="Perform simple mathematical operations"
+        name="Simple Calculator Tool",
+        description="Perform simple mathematical operations, Just simple, Use Wolfram Math Tool for more complex operations"
     ),
     Tool.from_function(
         func=translate,
@@ -66,6 +75,16 @@ tools = [
         name="Internet Tool",
         description="If you can't access the internet, this tool can help you access Bing to answer questions"
     ),
+    Tool.from_function(
+        func=wolfram,
+        name="Wolfram Math Tool",
+        description="Use this tool to perform more complex mathematical operations"
+    ),
+    Tool.from_function(
+        func=youtube_search,
+        name="Youtube Search Tool",
+        description="Use this tool to search for videos on Youtube"
+    )
 ]
 
 tool_names = [tool.name for tool in tools]
\ No newline at end of file