diff --git a/nonebot_plugin_marshoai/plugins/builtin_tools/__init__.py b/nonebot_plugin_marshoai/plugins/builtin_tools/__init__.py
index 57a5fba6..7c072af8 100644
--- a/nonebot_plugin_marshoai/plugins/builtin_tools/__init__.py
+++ b/nonebot_plugin_marshoai/plugins/builtin_tools/__init__.py
@@ -1,12 +1,12 @@
 from nonebot_plugin_marshoai.plugin import PluginMetadata
 
+from .chat import *
 from .file_io import *
 from .manager import *
 from .network import *
 
 __marsho_meta__ = PluginMetadata(
     name="内置增强组件",
-    version="0.0.1",
     description="内置工具插件",
     author="MarshoTeam of LiteyukiStudio",
 )
diff --git a/nonebot_plugin_marshoai/plugins/builtin_tools/chat.py b/nonebot_plugin_marshoai/plugins/builtin_tools/chat.py
new file mode 100644
index 00000000..7927c3e6
--- /dev/null
+++ b/nonebot_plugin_marshoai/plugins/builtin_tools/chat.py
@@ -0,0 +1,74 @@
+from nonebot.adapters.onebot.v11 import (
+    Bot,
+    GroupMessageEvent,
+    MessageEvent,
+    PrivateMessageEvent,
+)
+from nonebot.exception import FinishedException
+from nonebot.permission import SUPERUSER
+
+from nonebot_plugin_marshoai.plugin import String, on_function_call
+
+
+@on_function_call(description="获取当前会话信息，比如群聊或用户的身份信息").permission(
+    SUPERUSER
+)
+async def get_session_info(bot: Bot, event: MessageEvent) -> str:
+    """获取当前会话信息，比如群聊或用户的身份信息
+
+    Args:
+        bot (Bot): Bot对象
+
+    Returns:
+        str: 会话信息
+    """
+    if isinstance(event, PrivateMessageEvent):
+        return f"当前会话为私聊，用户ID: {event.user_id}"
+    elif isinstance(event, GroupMessageEvent):
+        return f"当前会话为群聊，群组ID: {event.group_id}, 用户ID: {event.user_id}"
+    else:
+        return "未知会话类型"
+
+
+@on_function_call(description="发送消息到指定用户").params(
+    user=String(description="用户ID"), message=String(description="消息内容")
+).permission(SUPERUSER)
+async def send_message(user: str, message: str, bot: Bot) -> str:
+    """发送消息到指定用户，实验性功能，仅限onebotv11适配器
+
+    Args:
+        user (str): 用户ID
+        message (str): 消息内容
+
+    Returns:
+        str: 发送结果
+    """
+    try:
+        await bot.send_private_msg(user_id=int(user), message=message)
+        return "发送成功"
+    except FinishedException as e:
+        return "发送完成"
+    except Exception as e:
+        return "发送失败: " + str(e)
+
+
+@on_function_call(description="发送消息到指定群组").params(
+    group=String(description="群组ID"), message=String(description="消息内容")
+).permission(SUPERUSER)
+async def send_group_message(group: str, message: str, bot: Bot) -> str:
+    """发送消息到指定群组，实验性功能，仅限onebotv11适配器
+
+    Args:
+        group (str): 群组ID
+        message (str): 消息内容
+
+    Returns:
+        str: 发送结果
+    """
+    try:
+        await bot.send_group_msg(group_id=int(group), message=message)
+        return "发送成功"
+    except FinishedException as e:
+        return "发送完成"
+    except Exception as e:
+        return "发送失败: " + str(e)
diff --git a/nonebot_plugin_marshoai/plugins/builtin_tools/file_io.py b/nonebot_plugin_marshoai/plugins/builtin_tools/file_io.py
index 4ee2c748..b7957e67 100644
--- a/nonebot_plugin_marshoai/plugins/builtin_tools/file_io.py
+++ b/nonebot_plugin_marshoai/plugins/builtin_tools/file_io.py
@@ -21,3 +21,24 @@ async def read_file(fp: str) -> str:
             return await f.read()
     except Exception as e:
         return "读取出错: " + str(e)
+
+
+@on_function_call(description="写入内容到设备上本地文件").params(
+    fp=String(description="文件路径"), content=String(description="写入内容")
+).permission(SUPERUSER)
+async def write_file(fp: str, content: str) -> str:
+    """写入内容到设备上本地文件
+
+    Args:
+        fp (str): 文件路径
+        content (str): 写入内容
+
+    Returns:
+        str: 写入结果
+    """
+    try:
+        async with aiofiles.open(fp, "w", encoding="utf-8") as f:
+            await f.write(content)
+        return "写入成功"
+    except Exception as e:
+        return "写入出错: " + str(e)