diff --git a/pkg/core/bootutils/deps.py b/pkg/core/bootutils/deps.py
index 41097f27..3b44e9cc 100644
--- a/pkg/core/bootutils/deps.py
+++ b/pkg/core/bootutils/deps.py
@@ -10,7 +10,6 @@ required_deps = {
     "botpy": "qq-botpy",
     "PIL": "pillow",
     "nakuru": "nakuru-project-idk",
-    "CallingGPT": "CallingGPT",
     "tiktoken": "tiktoken",
     "yaml": "pyyaml",
     "aiohttp": "aiohttp",
diff --git a/pkg/plugin/context.py b/pkg/plugin/context.py
index a982232f..329914f0 100644
--- a/pkg/plugin/context.py
+++ b/pkg/plugin/context.py
@@ -13,6 +13,17 @@ class BasePlugin(metaclass=abc.ABCMeta):
     """插件基类"""
 
     host: APIHost
+    """API宿主"""
+
+    ap: app.Application
+    """应用程序对象"""
+
+    def __init__(self, host: APIHost):
+        self.host = host
+
+    async def initialize(self):
+        """初始化插件"""
+        pass
 
 
 class APIHost:
@@ -61,8 +72,10 @@ class EventContext:
     """事件编号"""
 
     host: APIHost = None
+    """API宿主"""
 
     event: events.BaseEventModel = None
+    """此次事件的对象，具体类型为handler注册时指定监听的类型，可查看events.py中的定义"""
 
     __prevent_default__ = False
     """是否阻止默认行为"""
diff --git a/pkg/plugin/events.py b/pkg/plugin/events.py
index fe67a82d..bcb8e5c8 100644
--- a/pkg/plugin/events.py
+++ b/pkg/plugin/events.py
@@ -10,8 +10,10 @@ from ..provider import entities as llm_entities
 
 
 class BaseEventModel(pydantic.BaseModel):
+    """事件模型基类"""
 
     query: typing.Union[core_entities.Query, None]
+    """此次请求的query对象，可能为None"""
 
     class Config:
         arbitrary_types_allowed = True
diff --git a/pkg/plugin/loaders/legacy.py b/pkg/plugin/loaders/classic.py
similarity index 74%
rename from pkg/plugin/loaders/legacy.py
rename to pkg/plugin/loaders/classic.py
index 9bbee7c0..d5be6ace 100644
--- a/pkg/plugin/loaders/legacy.py
+++ b/pkg/plugin/loaders/classic.py
@@ -5,11 +5,10 @@ import pkgutil
 import importlib
 import traceback
 
-from CallingGPT.entities.namespace import get_func_schema
-
 from .. import loader, events, context, models, host
 from ...core import entities as core_entities
 from ...provider.tools import entities as tools_entities
+from ...utils import funcschema
 
 
 class PluginLoader(loader.PluginLoader):
@@ -29,6 +28,9 @@ class PluginLoader(loader.PluginLoader):
         setattr(models, 'on', self.on)
         setattr(models, 'func', self.func)
 
+        setattr(models, 'handler', self.handler)
+        setattr(models, 'llm_func', self.llm_func)
+
     def register(
         self,
         name: str,
@@ -57,6 +59,8 @@ class PluginLoader(loader.PluginLoader):
         
         return wrapper
 
+    # 过时
+    # 最早将于 v3.4 版本移除
     def on(
         self,
         event: typing.Type[events.BaseEventModel]
@@ -83,6 +87,8 @@ class PluginLoader(loader.PluginLoader):
 
         return wrapper
 
+    # 过时
+    # 最早将于 v3.4 版本移除
     def func(
         self,
         name: str=None,
@@ -91,10 +97,11 @@ class PluginLoader(loader.PluginLoader):
         self.ap.logger.debug(f'注册内容函数 {name}')
         def wrapper(func: typing.Callable) -> typing.Callable:
             
-            function_schema = get_func_schema(func)
+            function_schema = funcschema.get_func_schema(func)
             function_name = self._current_container.plugin_name + '-' + (func.__name__ if name is None else name)
 
             async def handler(
+                plugin: context.BasePlugin,
                 query: core_entities.Query,
                 *args,
                 **kwargs
@@ -116,6 +123,46 @@ class PluginLoader(loader.PluginLoader):
         
         return wrapper
     
+    def handler(
+        self,
+        event: typing.Type[events.BaseEventModel]
+    ) -> typing.Callable[[typing.Callable], typing.Callable]:
+        """注册事件处理器"""
+        self.ap.logger.debug(f'注册事件处理器 {event.__name__}')
+        def wrapper(func: typing.Callable) -> typing.Callable:
+            
+            self._current_container.event_handlers[event] = func
+
+            return func
+
+        return wrapper
+
+    def llm_func(
+        self,
+        name: str=None,
+    ) -> typing.Callable:
+        """注册内容函数"""
+        self.ap.logger.debug(f'注册内容函数 {name}')
+        def wrapper(func: typing.Callable) -> typing.Callable:
+            
+            function_schema = funcschema.get_func_schema(func)
+            function_name = self._current_container.plugin_name + '-' + (func.__name__ if name is None else name)
+
+            llm_function = tools_entities.LLMFunction(
+                name=function_name,
+                human_desc='',
+                description=function_schema['description'],
+                enable=True,
+                parameters=function_schema['parameters'],
+                func=func,
+            )
+
+            self._current_container.content_functions.append(llm_function)
+
+            return func
+        
+        return wrapper
+    
     async def _walk_plugin_path(
         self,
         module,
diff --git a/pkg/plugin/manager.py b/pkg/plugin/manager.py
index 06e94f98..13a114a5 100644
--- a/pkg/plugin/manager.py
+++ b/pkg/plugin/manager.py
@@ -5,7 +5,7 @@ import traceback
 
 from ..core import app
 from . import context, loader, events, installer, setting, models
-from .loaders import legacy
+from .loaders import classic
 from .installers import github
 
 
@@ -26,7 +26,7 @@ class PluginManager:
 
     def __init__(self, ap: app.Application):
         self.ap = ap
-        self.loader = legacy.PluginLoader(ap)
+        self.loader = classic.PluginLoader(ap)
         self.installer = github.GitHubRepoInstaller(ap)
         self.setting = setting.SettingManager(ap)
         self.api_host = context.APIHost(ap)
@@ -52,6 +52,9 @@ class PluginManager:
         for plugin in self.plugins:
             try:
                 plugin.plugin_inst = plugin.plugin_class(self.api_host)
+                plugin.plugin_inst.ap = self.ap
+                plugin.plugin_inst.host = self.api_host
+                await plugin.plugin_inst.initialize()
             except Exception as e:
                 self.ap.logger.error(f'插件 {plugin.plugin_name} 初始化失败: {e}')
                 self.ap.logger.exception(e)
diff --git a/pkg/plugin/models.py b/pkg/plugin/models.py
index 972eed11..642305e4 100644
--- a/pkg/plugin/models.py
+++ b/pkg/plugin/models.py
@@ -24,3 +24,15 @@ def func(
     name: str=None,
 ) -> typing.Callable:
     pass
+
+
+def handler(
+    event: typing.Type[BaseEventModel]
+) -> typing.Callable[[typing.Callable], typing.Callable]:
+    pass
+
+
+def llm_func(
+    name: str=None,
+) -> typing.Callable:
+    pass
\ No newline at end of file
diff --git a/pkg/provider/tools/toolmgr.py b/pkg/provider/tools/toolmgr.py
index 72c892bb..616de713 100644
--- a/pkg/provider/tools/toolmgr.py
+++ b/pkg/provider/tools/toolmgr.py
@@ -5,6 +5,7 @@ import traceback
 
 from ...core import app, entities as core_entities
 from . import entities
+from ...plugin import context as plugin_context
 
 
 class ToolManager:
@@ -28,6 +29,15 @@ class ToolManager:
                 return function
         return None
     
+    async def get_function_and_plugin(self, name: str) -> typing.Tuple[entities.LLMFunction, plugin_context.BasePlugin]:
+        """获取函数和插件
+        """
+        for plugin in self.ap.plugin_mgr.plugins:
+            for function in plugin.content_functions:
+                if function.name == name:
+                    return function, plugin
+        return None, None
+    
     async def get_all_functions(self) -> list[entities.LLMFunction]:
         """获取所有函数
         """
@@ -68,7 +78,7 @@ class ToolManager:
 
         try:
 
-            function = await self.get_function(name)
+            function, plugin = await self.get_function_and_plugin(name)
             if function is None:
                 return None
             
@@ -79,7 +89,7 @@ class ToolManager:
                 **parameters
             }
             
-            return await function.func(**parameters)
+            return await function.func(plugin, **parameters)
         except Exception as e:
             self.ap.logger.error(f'执行函数 {name} 时发生错误: {e}')
             traceback.print_exc()
diff --git a/pkg/utils/funcschema.py b/pkg/utils/funcschema.py
new file mode 100644
index 00000000..c39b4886
--- /dev/null
+++ b/pkg/utils/funcschema.py
@@ -0,0 +1,116 @@
+import sys
+import re
+import inspect
+
+
+def get_func_schema(function: callable) -> dict:
+    """
+    Return the data schema of a function.
+    {
+        "function": function,
+        "description": "function description",
+        "parameters": {
+            "type": "object",
+            "properties": {
+                "parameter_a": {
+                    "type": "str",
+                    "description": "parameter_a description"
+                },
+                "parameter_b": {
+                    "type": "int",
+                    "description": "parameter_b description"
+                },
+                "parameter_c": {
+                    "type": "str",
+                    "description": "parameter_c description",
+                    "enum": ["a", "b", "c"]
+                },
+            },
+            "required": ["parameter_a", "parameter_b"]
+        }
+    }
+    """
+    func_doc = function.__doc__
+    # Google Style Docstring
+    if func_doc is None:
+        raise Exception("Function {} has no docstring.".format(function.__name__))
+    func_doc = func_doc.strip().replace('    ','').replace('\t', '')
+    # extract doc of args from docstring
+    doc_spt = func_doc.split('\n\n')
+    desc = doc_spt[0]
+    args = doc_spt[1] if len(doc_spt) > 1 else ""
+    returns = doc_spt[2] if len(doc_spt) > 2 else ""
+
+    # extract args
+    # delete the first line of args
+    arg_lines = args.split('\n')[1:]
+    arg_doc_list = re.findall(r'(\w+)(\((\w+)\))?:\s*(.*)', args)
+    args_doc = {}
+    for arg_line in arg_lines:
+        doc_tuple = re.findall(r'(\w+)(\(([\w\[\]]+)\))?:\s*(.*)', arg_line)
+        if len(doc_tuple) == 0:
+            continue
+        args_doc[doc_tuple[0][0]] = doc_tuple[0][3]
+
+    # extract returns
+    return_doc_list = re.findall(r'(\w+):\s*(.*)', returns)
+
+    params = enumerate(inspect.signature(function).parameters.values())
+    parameters = {
+        "type": "object",
+        "required": [],
+        "properties": {},
+    }
+
+
+    for i, param in params:
+
+        # 排除 self, query
+        if param.name in ['self', 'query']:
+            continue
+
+        param_type = param.annotation.__name__
+
+        type_name_mapping = {
+            "str": "string",
+            "int": "integer",
+            "float": "number",
+            "bool": "boolean",
+            "list": "array",
+            "dict": "object",
+        }
+
+        if param_type in type_name_mapping:
+            param_type = type_name_mapping[param_type]
+
+        parameters['properties'][param.name] = {
+            "type": param_type,
+            "description": args_doc[param.name],
+        }
+
+        # add schema for array
+        if param_type == "array":
+            # extract type of array, the int of list[int]
+            # use re
+            array_type_tuple = re.findall(r'list\[(\w+)\]', str(param.annotation))
+
+            array_type = 'string'
+
+            if len(array_type_tuple) > 0:
+                array_type = array_type_tuple[0]
+
+            if array_type in type_name_mapping:
+                array_type = type_name_mapping[array_type]
+
+            parameters['properties'][param.name]["items"] = {
+                "type": array_type,
+            }
+
+        if param.default is inspect.Parameter.empty:
+            parameters["required"].append(param.name)
+
+    return {
+        "function": function,
+        "description": desc,
+        "parameters": parameters,
+    }
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 6a3e718c..28c0ecb6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,6 @@ aiocqhttp
 qq-botpy
 nakuru-project-idk
 Pillow
-CallingGPT
 tiktoken
 PyYaml
 aiohttp