diff --git a/Makefile b/Makefile
index 0d76b4a7..3a083012 100644
--- a/Makefile
+++ b/Makefile
@@ -2,9 +2,8 @@ SHELL := /usr/bin/env bash
 OS := $(shell python -c "import sys; print(sys.platform)")
 
 # all test files define here
-DEV_TEST_TOOL_FILES := ./tests/tools/test_human_feedback_tool.py ./tests/tools/test_calculator.py ./tests/tools/test_python_repl_tools.py ./tests/tools/test_sleep_tool.py ./tests/tools/test_arxiv_tools.py ./tests/tools/test_tool_manager.py
+DEV_TEST_TOOL_FILES := ./tests/tools/test_human_feedback_tool.py ./tests/tools/test_calculator.py ./tests/tools/test_python_repl_tools.py ./tests/tools/test_sleep_tool.py ./tests/tools/test_arxiv_tools.py ./tests/tools/test_tool_manager.py ./tests/tools/test_file_tools.py
 DEV_TEST_HOOK_FILES := ./tests/hook/test_llm.py ./tests/hook/test_tool_hook.py
-
 DEV_TEST_LLM_FILES := ./tests/llms/test_openai.py ./tests/llms/test_factory.py
 DEV_TEST_AGENT_FILES := ./tests/agents/test_tool_agent.py ./tests/agents/test_assistant_agent.py
 DEV_TEST_FILES := $(DEV_TEST_TOOL_FILES) $(DEV_TEST_HOOK_FILES) $(DEV_TEST_LLM_FILES) $(DEV_TEST_AGENT_FILES) ./tests/test_chat.py ./tests/output_formatter ./tests/test_import.py ./tests/utils/test_string_template.py
@@ -20,55 +19,44 @@ else
 	TEST_PROD_COMMAND := PYTHONPATH=$(PYTHONPATH) poetry run pytest -c pyproject.toml --cov-report=html --cov=promptulate tests
 endif
 
-.PHONY: lock
 lock:
 	poetry lock -n && poetry export --without-hashes > requirements.txt
 
-.PHONY: install
 install:
 	poetry install --with dev
 
-.PHONY: install-integration
 install-integration:
 	poetry install --with dev,test_integration
 
-.PHONY: install-docs
 install-docs:
 	npm i docsify-cli -g
 
-.PHONY: pre-commit-install
 pre-commit-install:
 	poetry run pre-commit install
 
-.PHONY: polish-codestyle
 polish-codestyle:
 	poetry run ruff format --config pyproject.toml promptulate tests example
 	poetry run ruff check --fix --config pyproject.toml promptulate tests example
 
-.PHONY: formatting
 formatting: polish-codestyle
+format: polish-codestyle
 
-.PHONY: test
 test:
 	$(TEST_COMMAND)
 
-.PHONY: test-prod
 test-prod:
 	$(TEST_PROD_COMMAND)
 	poetry run coverage-badge -o docs/images/coverage.svg -f
 
-.PHONY: check-codestyle
 check-codestyle:
 	poetry run ruff format --check --config pyproject.toml promptulate tests example
 	poetry run ruff check --config pyproject.toml promptulate tests example
 
-.PHONY: lint
 lint: check-codestyle test
 
 # https://github.com/Maxlinn/linn-jupyter-site-template/blob/main/.github/workflows/linn-jupyter-site-template-deploy.yml
 # Any notebook will be converted here.
 # If there are any notebook will be changed, then the notebook will be converted to markdown and pushed to the repo.
-.PHONY: build-docs
 build-docs:
 	jupyter nbconvert ./example/chat_usage.ipynb --to markdown --output-dir ./docs/use_cases/
 	jupyter nbconvert ./example/tools/custom_tool_usage.ipynb --to markdown --output-dir ./docs/modules/tools
@@ -76,31 +64,46 @@ build-docs:
 	jupyter nbconvert ./example/tools/langchain_tool_usage.ipynb --to markdown --output-dir ./docs/modules/tools
 		jupyter nbconvert ./example/agent/assistant_agent_usage.ipynb --to markdown --output-dir ./docs/modules/agents
 
-
-.PHONY: start-docs
 start-docs:
 	docsify serve docs
 
 #* Cleaning
-.PHONY: pycache-remove
 pycache-remove:
 	find . | grep -E "(__pycache__|\.pyc|\.pyo$$)" | xargs rm -rf
 
-.PHONY: dsstore-remove
 dsstore-remove:
 	find . | grep -E ".DS_Store" | xargs rm -rf
 
-.PHONY: ipynbcheckpoints-remove
 ipynbcheckpoints-remove:
 	find . | grep -E ".ipynb_checkpoints" | xargs rm -rf
 
-.PHONY: pytestcache-remove
 pytestcache-remove:
 	find . | grep -E ".pytest_cache" | xargs rm -rf
 
-.PHONY: build-remove
 build-remove:
 	rm -rf build/
 
-.PHONY: cleanup
 cleanup: pycache-remove dsstore-remove ipynbcheckpoints-remove pytestcache-remove
+
+help:
+	@echo "lock: Lock the dependencies and export to requirements.txt"
+	@echo "install: Install the dependencies"
+	@echo "install-integration: Install the dependencies for integration testing"
+	@echo "install-docs: Install the dependencies for building docs"
+	@echo "pre-commit-install: Install the pre-commit hooks"
+	@echo "polish-codestyle: Format the code"
+	@echo "formatting: Format the code"
+	@echo "test: Run the tests"
+	@echo "test-prod: Run the tests for production"
+	@echo "check-codestyle: Check the code style"
+	@echo "lint: Run the tests and check the code style"
+	@echo "build-docs: Build the docs"
+	@echo "start-docs: Start the docs server"
+	@echo "pycache-remove: Remove the pycache"
+	@echo "dsstore-remove: Remove the .DS_Store files"
+	@echo "ipynbcheckpoints-remove: Remove the ipynb checkpoints"
+	@echo "pytestcache-remove: Remove the pytest cache"
+	@echo "build-remove: Remove the build directory"
+	@echo "cleanup: Remove all the cache files"
+
+.PHONY: lock install install-integration install-docs pre-commit-install polish-codestyle formatting format test test-prod check-codestyle lint build-docs start-docs pycache-remove dsstore-remove ipynbcheckpoints-remove pytestcache-remove build-remove cleanup help
\ No newline at end of file
diff --git a/docs/index.html b/docs/index.html
index 6a87c4d9..0aaee97a 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -13,7 +13,7 @@
 </head>
 <body>
 <nav>
-    <a href="#/">文档 v1.11.2</a>
+    <a href="#/">文档</a>
     <a href="#/">示例</a>
 </nav>
 <div id="app"></div>
diff --git a/promptulate/__init__.py b/promptulate/__init__.py
index 8404d819..805a79b9 100644
--- a/promptulate/__init__.py
+++ b/promptulate/__init__.py
@@ -1,77 +1,77 @@
-# Copyright (c) 2023 promptulate
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-# Copyright Owner: Zeeland
-# GitHub Link: https://github.com/Undertone0809/
-# Project Link: https://github.com/Undertone0809/promptulate
-# Contact Email: zeeland@foxmail.com
-
-import warnings
-
-from promptulate.agents.base import BaseAgent
-from promptulate.agents.tool_agent.agent import ToolAgent
-from promptulate.agents.web_agent.agent import WebAgent
-from promptulate.chat import AIChat, chat
-from promptulate.llms.base import BaseLLM
-from promptulate.llms.factory import LLMFactory
-from promptulate.llms.openai.openai import ChatOpenAI
-from promptulate.output_formatter import OutputFormatter
-from promptulate.schema import (
-    AssistantMessage,
-    BaseMessage,
-    MessageSet,
-    SystemMessage,
-    UserMessage,
-)
-from promptulate.tools.base import BaseTool, Tool, define_tool
-from promptulate.utils.logger import enable_log
-from promptulate.utils.string_template import StringTemplate
-
-_util_fields = [
-    "enable_log",
-    "OutputFormatter",
-    "StringTemplate",
-]
-
-_schema_fields = [
-    "AssistantMessage",
-    "SystemMessage",
-    "UserMessage",
-    "BaseMessage",
-    "MessageSet",
-]
-
-_llm_fields = ["chat", "AIChat", "BaseLLM", "ChatOpenAI", "LLMFactory"]
-
-_tool_fields = [
-    "Tool",
-    "define_tool",
-    "BaseTool",
-]
-
-_agent_fields = [
-    "BaseAgent",
-    "WebAgent",
-    "ToolAgent",
-]
-
-__all__ = [
-    *_util_fields,
-    *_schema_fields,
-    *_llm_fields,
-    *_tool_fields,
-    *_agent_fields,
-]
-
-warnings.filterwarnings("always", category=DeprecationWarning)
+# Copyright (c) 2023 promptulate
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# Copyright Owner: Zeeland
+# GitHub Link: https://github.com/Undertone0809/
+# Project Link: https://github.com/Undertone0809/promptulate
+# Contact Email: zeeland@foxmail.com
+
+import warnings
+
+from promptulate.agents.base import BaseAgent
+from promptulate.agents.tool_agent.agent import ToolAgent
+from promptulate.agents.web_agent.agent import WebAgent
+from promptulate.chat import AIChat, chat
+from promptulate.llms.base import BaseLLM
+from promptulate.llms.factory import LLMFactory
+from promptulate.llms.openai.openai import ChatOpenAI
+from promptulate.output_formatter import OutputFormatter
+from promptulate.schema import (
+    AssistantMessage,
+    BaseMessage,
+    MessageSet,
+    SystemMessage,
+    UserMessage,
+)
+from promptulate.tools.base import BaseTool, Tool, define_tool
+from promptulate.utils.logger import enable_log
+from promptulate.utils.string_template import StringTemplate
+
+_util_fields = [
+    "enable_log",
+    "OutputFormatter",
+    "StringTemplate",
+]
+
+_schema_fields = [
+    "AssistantMessage",
+    "SystemMessage",
+    "UserMessage",
+    "BaseMessage",
+    "MessageSet",
+]
+
+_llm_fields = ["chat", "AIChat", "BaseLLM", "ChatOpenAI", "LLMFactory"]
+
+_tool_fields = [
+    "Tool",
+    "define_tool",
+    "BaseTool",
+]
+
+_agent_fields = [
+    "BaseAgent",
+    "WebAgent",
+    "ToolAgent",
+]
+
+__all__ = [
+    *_util_fields,
+    *_schema_fields,
+    *_llm_fields,
+    *_tool_fields,
+    *_agent_fields,
+]
+
+warnings.filterwarnings("always", category=DeprecationWarning)
diff --git a/promptulate/agents/tool_agent/agent.py b/promptulate/agents/tool_agent/agent.py
index da9a38a6..b15b5cba 100644
--- a/promptulate/agents/tool_agent/agent.py
+++ b/promptulate/agents/tool_agent/agent.py
@@ -10,14 +10,14 @@
 from promptulate.hook import Hook, HookTable
 from promptulate.llms.base import BaseLLM
 from promptulate.llms.openai.openai import ChatOpenAI
-from promptulate.schema import ToolTypes
+from promptulate.tools.base import ToolTypes
 from promptulate.tools.manager import ToolManager
 from promptulate.utils.logger import logger
 from promptulate.utils.string_template import StringTemplate
 
 
 class ActionResponse(TypedDict):
-    thought: str
+    analysis: str
     action_name: str
     action_parameters: Union[dict, str]
 
@@ -29,7 +29,6 @@ class ToolAgent(BaseAgent):
     Attributes:
         llm (BaseLLM): The language model driver. Default is ChatOpenAI with model
             "gpt-3.5-turbo-16k".
-        stop_sequences (List[str]): The sequences that, when met, will stop the output
             of the llm.
         system_prompt_template (StringTemplate): The preset system prompt template.
         prefix_prompt_template (StringTemplate): The prefix system prompt template.
@@ -45,6 +44,7 @@ class ToolAgent(BaseAgent):
         agent_goal (str): The goal of the agent. Default is "provides better assistance
             and services for humans.".
         agent_constraints (str): The constraints of the agent. Default is "none".
+        _from (Optional[str]): The initialization source. Default is None.
     """
 
     def __init__(
@@ -161,7 +161,7 @@ def _run(
             Hook.call_hook(
                 HookTable.ON_AGENT_ACTION,
                 self,
-                thought=action_resp["thought"],
+                thought=action_resp["analysis"],
                 action=action_resp["action_name"],
                 action_input=action_resp["action_parameters"],
             )
@@ -211,7 +211,7 @@ def _parse_llm_response(self, llm_resp: str) -> ActionResponse:
         data: dict = json.loads(llm_resp)
 
         return ActionResponse(
-            thought=data["thought"],
+            analysis=data["analysis"],
             action_name=data["action"]["name"],
             action_parameters=data["action"]["args"],
         )
diff --git a/promptulate/agents/tool_agent/prompt.py b/promptulate/agents/tool_agent/prompt.py
index d9b0564a..c0f3fd92 100644
--- a/promptulate/agents/tool_agent/prompt.py
+++ b/promptulate/agents/tool_agent/prompt.py
@@ -41,8 +41,7 @@
 
 ```json
 {
-"thought": "The thought of what to do and why.",
-"self_criticism":"Constructive self-criticism of the thought",
+"analysis": "The thought of what to do and why.",
 "action": # the action to take, must be one of provided tools
     {
     "name": "tool name",
@@ -61,10 +60,11 @@
 to answer the question without using any more tools. At that point, you MUST respond
 in the one of the following two formats:
 
+- If you can answer the question:
+
 ```json
 {
-"thought": "The thought of what to do and why.",
-"self_criticism":"Constructive self-criticism of the thought",
+"analysis": "The thought of what to do and why.",
 "action": {
     "name": "finish",
     "args": {"content": "You answer here."}
@@ -72,10 +72,11 @@
 }
 ```
 
+- If you cannot answer the question in the current context:
+
 ```json
 {
 "thought": "The thought of what to do and why.",
-"self_criticism":"Constructive self-criticism of the thought",
 "action": {
     "name": "finish",
     "args": {"content": "Sorry, I cannot answer your query, because (Summary all the upper steps, and explain)"}
diff --git a/promptulate/beta/__init__.py b/promptulate/beta/__init__.py
index e69de29b..2786e4c7 100644
--- a/promptulate/beta/__init__.py
+++ b/promptulate/beta/__init__.py
@@ -0,0 +1,3 @@
+from promptulate.beta import agents, rag
+
+__all__ = ["agents", "rag"]
diff --git a/promptulate/beta/agents/assistant_agent/agent.py b/promptulate/beta/agents/assistant_agent/agent.py
index 75c26933..3c750c6c 100644
--- a/promptulate/beta/agents/assistant_agent/agent.py
+++ b/promptulate/beta/agents/assistant_agent/agent.py
@@ -11,7 +11,7 @@
 from promptulate.beta.agents.assistant_agent.schema import Plan
 from promptulate.hook import Hook, HookTable
 from promptulate.llms.base import BaseLLM
-from promptulate.schema import ToolTypes
+from promptulate.tools.base import ToolTypes
 from promptulate.tools.manager import ToolManager
 from promptulate.utils.logger import logger
 
diff --git a/promptulate/chat.py b/promptulate/chat.py
index caaffa9f..b96cc974 100644
--- a/promptulate/chat.py
+++ b/promptulate/chat.py
@@ -14,9 +14,8 @@
     BaseMessage,
     MessageSet,
     StreamIterator,
-    ToolTypes,
 )
-from promptulate.tools.base import BaseTool
+from promptulate.tools.base import BaseTool, ToolTypes
 from promptulate.utils.logger import logger
 
 T = TypeVar("T", bound=BaseModel)
diff --git a/promptulate/schema.py b/promptulate/schema.py
index 56eb2cf3..cad3ee40 100644
--- a/promptulate/schema.py
+++ b/promptulate/schema.py
@@ -13,16 +13,9 @@
     "AssistantMessage",
     "MessageSet",
     "init_chat_message_history",
-    "ToolTypes",
     "StreamIterator",
 ]
 
-if TYPE_CHECKING:
-    from langchain.tools.base import BaseTool as LangchainBaseToolType  # noqa
-    from promptulate.tools.base import BaseTool, Tool  # noqa
-
-ToolTypes = Union["BaseTool", "Tool", Callable, "LangchainBaseToolType"]
-
 
 class BaseMessage(BaseModel):
     """Message basic object."""
diff --git a/promptulate/tools/base.py b/promptulate/tools/base.py
index c68c6499..cfa7243a 100644
--- a/promptulate/tools/base.py
+++ b/promptulate/tools/base.py
@@ -1,7 +1,7 @@
 import inspect
 import warnings
 from abc import ABC, abstractmethod
-from typing import Any, Callable, Dict, List, Optional, Type, Union
+from typing import TYPE_CHECKING, Any, Callable, Dict, List, Optional, Type, Union
 
 from promptulate.hook.base import Hook, HookTable
 from promptulate.pydantic_v1 import (
@@ -12,6 +12,11 @@
 )
 from promptulate.utils.logger import logger
 
+if TYPE_CHECKING:
+    from langchain.tools.base import BaseTool as LangchainBaseToolType  # noqa
+
+ToolTypes = Union["BaseTool", "Tool", Callable, "LangchainBaseToolType", "BaseToolKit"]
+
 
 class _SchemaConfig:
     """Configuration for the pydantic model."""
@@ -381,5 +386,6 @@ def function_to_tool(func: Callable) -> ToolImpl:
 
 class BaseToolKit:
     @abstractmethod
-    def get_tools(self):
+    def get_tools(self) -> List[ToolTypes]:
         """get tools in the toolkit"""
+        raise NotImplementedError
diff --git a/promptulate/tools/file/toolkit.py b/promptulate/tools/file/toolkit.py
index f30c41e5..61bdc6b7 100644
--- a/promptulate/tools/file/toolkit.py
+++ b/promptulate/tools/file/toolkit.py
@@ -1,7 +1,7 @@
 import os
-from typing import List, Optional
+from typing import List, Literal, Optional
 
-from promptulate.tools.base import BaseToolKit, Tool
+from promptulate.tools.base import BaseToolKit, ToolTypes
 from promptulate.tools.file.tools import (
     AppendFileTool,
     CopyFileTool,
@@ -12,6 +12,7 @@
     WriteFileTool,
 )
 
+FileToolType = Literal["write", "append", "read", "delete", "list", "copy", "move"]
 TOOL_MAPPER = {
     "write": WriteFileTool,
     "append": AppendFileTool,
@@ -28,13 +29,18 @@ class FileToolKit(BaseToolKit):
 
     Args:
         root_dir: The root directory of the file tool.
-        selected_tools: The selected tools of the file tool.
+        modes(Option): The modes of the file tool. Default is None.
 
     Returns:
         The instance object of the corresponding tool
     """
 
-    def __init__(self, root_dir: str = None, modes: Optional[List[str]] = None) -> None:
+    def __init__(
+        self,
+        *,
+        root_dir: Optional[str] = None,
+        modes: Optional[List[FileToolType]] = None,
+    ) -> None:
         self.root_dir = root_dir or os.getcwd()
         self.modes = modes or []
 
@@ -45,7 +51,7 @@ def __init__(self, root_dir: str = None, modes: Optional[List[str]] = None) -> N
                     f"Please select from {list(TOOL_MAPPER.keys())}"
                 )
 
-    def get_tools(self) -> List[Tool]:
+    def get_tools(self) -> List[ToolTypes]:
         if self.modes:
             return [TOOL_MAPPER[mode](self.root_dir) for mode in self.modes]
         return [tool(self.root_dir) for tool in TOOL_MAPPER.values()]
diff --git a/promptulate/tools/manager.py b/promptulate/tools/manager.py
index 16a1fb3a..d8604e6d 100644
--- a/promptulate/tools/manager.py
+++ b/promptulate/tools/manager.py
@@ -2,12 +2,18 @@
 import json
 from typing import Any, List, Optional, Union
 
-from promptulate.schema import ToolTypes
-from promptulate.tools.base import BaseTool, Tool, ToolImpl, function_to_tool
+from promptulate.tools.base import (
+    BaseTool,
+    BaseToolKit,
+    Tool,
+    ToolImpl,
+    ToolTypes,
+    function_to_tool,
+)
 from promptulate.tools.langchain.tools import LangchainTool
 
 
-def _judge_langchain_tool_and_wrap(tool: Any) -> Optional[Tool]:
+def _judge_langchain_tool_and_wrap(tool: Any) -> Tool:
     """Judge if the tool is a langchain tool and wrap it.
 
     Args:
@@ -22,6 +28,7 @@ def _judge_langchain_tool_and_wrap(tool: Any) -> Optional[Tool]:
         if isinstance(tool, LangchainBaseTool):
             return LangchainTool(tool)
 
+        raise ValueError(f"Unknown tool type {tool}.")
     except ImportError:
         raise ValueError(
             (
@@ -31,7 +38,7 @@ def _judge_langchain_tool_and_wrap(tool: Any) -> Optional[Tool]:
         )
 
 
-def _initialize_tool(tool: ToolTypes) -> Optional[Tool]:
+def _initialize_tool(tool: ToolTypes) -> Union[Tool, List[Tool]]:
     """Initialize the tool.
 
     Args:
@@ -41,6 +48,12 @@ def _initialize_tool(tool: ToolTypes) -> Optional[Tool]:
     Returns:
         Optional[Tool]: The initialized tool.
     """
+    if isinstance(tool, BaseToolKit):
+        initialized_tools = []
+        for tool in tool.get_tools():
+            initialized_tools.append(_initialize_tool(tool))
+        return initialized_tools
+
     if isinstance(tool, BaseTool):
         return ToolImpl.from_base_tool(tool)
     elif isinstance(tool, Tool):
@@ -55,11 +68,15 @@ class ToolManager:
     """ToolManager helps Agent to manage tools"""
 
     def __init__(self, tools: List[ToolTypes]):
-        self.tools: List[Tool] = [
-            _initialize_tool(tool)
-            for tool in tools
-            if _initialize_tool(tool) is not None
-        ]
+        self.tools: List[Tool] = []
+
+        for tool in tools:
+            initialized_tool: Union[list, Tool] = _initialize_tool(tool)
+
+            if isinstance(initialized_tool, list):
+                self.tools.extend(initialized_tool)
+            else:
+                self.tools.append(initialized_tool)
 
     def get_tool(self, tool_name: str) -> Optional[Tool]:
         """Find specified tool by tool name.
diff --git a/pyproject.toml b/pyproject.toml
index 9c5b4bb9..c6c1d74f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ description = "A powerful LLM Application development framework."
 name = "promptulate"
 readme = "README.md"
 repository = "https://github.com/Undertone0809/promptulate"
-version = "1.15.0"
+version = "1.15.1"
 keywords = [
     "promptulate",
     "pne",
diff --git a/tests/agents/test_tool_agent.py b/tests/agents/test_tool_agent.py
index 1b0e787f..7b35230b 100644
--- a/tests/agents/test_tool_agent.py
+++ b/tests/agents/test_tool_agent.py
@@ -1,5 +1,6 @@
 from promptulate.agents.tool_agent.agent import ToolAgent
 from promptulate.llms.base import BaseLLM
+from promptulate.tools.base import BaseToolKit
 
 
 class FakeLLM(BaseLLM):
@@ -35,3 +36,20 @@ def test_init():
     assert len(agent.tool_manager.tools) == 2
     assert agent.tool_manager.tools[0].name == "fake_tool_1"
     assert agent.tool_manager.tools[1].name == "fake_tool_2"
+
+
+class MockToolKit(BaseToolKit):
+    def get_tools(self) -> list:
+        return [fake_tool_1, fake_tool_2]
+
+
+def test_init_by_toolkits():
+    llm = FakeLLM()
+    agent = ToolAgent(llm=llm, tools=[MockToolKit()])
+    assert len(agent.tool_manager.tools) == 2
+
+
+def test_init_by_tool_and_kit():
+    llm = FakeLLM()
+    agent = ToolAgent(llm=llm, tools=[MockToolKit(), fake_tool_1, fake_tool_2])
+    assert len(agent.tool_manager.tools) == 4