diff --git a/metagpt/actions/rebuild_class_view.py b/metagpt/actions/rebuild_class_view.py
index 876beccec..d25d9e49b 100644
--- a/metagpt/actions/rebuild_class_view.py
+++ b/metagpt/actions/rebuild_class_view.py
@@ -12,7 +12,7 @@ from pathlib import Path
 import aiofiles
 
 from metagpt.actions import Action
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.const import (
     AGGREGATION,
     COMPOSITION,
@@ -20,6 +20,7 @@ from metagpt.const import (
     GENERALIZATION,
     GRAPH_REPO_FILE_REPO,
 )
+from metagpt.context import CONTEXT
 from metagpt.logs import logger
 from metagpt.repo_parser import RepoParser
 from metagpt.schema import ClassAttribute, ClassMethod, ClassView
@@ -29,8 +30,8 @@ from metagpt.utils.graph_repository import GraphKeyword, GraphRepository
 
 
 class RebuildClassView(Action):
-    async def run(self, with_messages=None, format=CONFIG.prompt_schema):
-        graph_repo_pathname = CONFIG.git_repo.workdir / GRAPH_REPO_FILE_REPO / CONFIG.git_repo.workdir.name
+    async def run(self, with_messages=None, format=config.prompt_schema):
+        graph_repo_pathname = CONTEXT.git_repo.workdir / GRAPH_REPO_FILE_REPO / CONTEXT.git_repo.workdir.name
         graph_db = await DiGraphRepository.load_from(str(graph_repo_pathname.with_suffix(".json")))
         repo_parser = RepoParser(base_directory=Path(self.i_context))
         # use pylint
@@ -48,9 +49,9 @@ class RebuildClassView(Action):
         await graph_db.save()
 
     async def _create_mermaid_class_views(self, graph_db):
-        path = Path(CONFIG.git_repo.workdir) / DATA_API_DESIGN_FILE_REPO
+        path = Path(CONTEXT.git_repo.workdir) / DATA_API_DESIGN_FILE_REPO
         path.mkdir(parents=True, exist_ok=True)
-        pathname = path / CONFIG.git_repo.workdir.name
+        pathname = path / CONTEXT.git_repo.workdir.name
         async with aiofiles.open(str(pathname.with_suffix(".mmd")), mode="w", encoding="utf-8") as writer:
             content = "classDiagram\n"
             logger.debug(content)
diff --git a/metagpt/actions/rebuild_sequence_view.py b/metagpt/actions/rebuild_sequence_view.py
index bc128d8b0..8785e6245 100644
--- a/metagpt/actions/rebuild_sequence_view.py
+++ b/metagpt/actions/rebuild_sequence_view.py
@@ -12,7 +12,6 @@ from pathlib import Path
 from typing import List
 
 from metagpt.actions import Action
-from metagpt.config import CONFIG
 from metagpt.const import GRAPH_REPO_FILE_REPO
 from metagpt.logs import logger
 from metagpt.utils.common import aread, list_files
@@ -21,8 +20,8 @@ from metagpt.utils.graph_repository import GraphKeyword
 
 
 class RebuildSequenceView(Action):
-    async def run(self, with_messages=None, format=CONFIG.prompt_schema):
-        graph_repo_pathname = CONFIG.git_repo.workdir / GRAPH_REPO_FILE_REPO / CONFIG.git_repo.workdir.name
+    async def run(self, with_messages=None, format=config.prompt_schema):
+        graph_repo_pathname = CONTEXT.git_repo.workdir / GRAPH_REPO_FILE_REPO / CONTEXT.git_repo.workdir.name
         graph_db = await DiGraphRepository.load_from(str(graph_repo_pathname.with_suffix(".json")))
         entries = await RebuildSequenceView._search_main_entry(graph_db)
         for entry in entries:
diff --git a/metagpt/actions/research.py b/metagpt/actions/research.py
index d2db228ae..a635714ef 100644
--- a/metagpt/actions/research.py
+++ b/metagpt/actions/research.py
@@ -9,6 +9,7 @@ from pydantic import Field, parse_obj_as
 
 from metagpt.actions import Action
 from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.logs import logger
 from metagpt.tools.search_engine import SearchEngine
 from metagpt.tools.web_browser_engine import WebBrowserEngine, WebBrowserEngineType
@@ -127,8 +128,8 @@ class CollectLinks(Action):
                 if len(remove) == 0:
                     break
 
-        model_name = CONFIG.get_model_name(CONFIG.get_default_llm_provider_enum())
-        prompt = reduce_message_length(gen_msg(), model_name, system_text, CONFIG.max_tokens_rsp)
+        model_name = config.get_openai_llm().model
+        prompt = reduce_message_length(gen_msg(), model_name, system_text, 4096)
         logger.debug(prompt)
         queries = await self._aask(prompt, [system_text])
         try:
@@ -182,8 +183,6 @@ class WebBrowseAndSummarize(Action):
 
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
-        if CONFIG.model_for_researcher_summary:
-            self.llm.model = CONFIG.model_for_researcher_summary
 
         self.web_browser_engine = WebBrowserEngine(
             engine=WebBrowserEngineType.CUSTOM if self.browse_func else None,
@@ -246,8 +245,6 @@ class ConductResearch(Action):
 
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
-        if CONFIG.model_for_researcher_report:
-            self.llm.model = CONFIG.model_for_researcher_report
 
     async def run(
         self,
diff --git a/metagpt/actions/write_teaching_plan.py b/metagpt/actions/write_teaching_plan.py
index 6ea3c3099..1678bc8dc 100644
--- a/metagpt/actions/write_teaching_plan.py
+++ b/metagpt/actions/write_teaching_plan.py
@@ -8,7 +8,7 @@
 from typing import Optional
 
 from metagpt.actions import Action
-from metagpt.config import CONFIG
+from metagpt.context import CONTEXT
 from metagpt.logs import logger
 
 
@@ -76,7 +76,7 @@ class WriteTeachingPlanPart(Action):
             return value
 
         # FIXME: 从Context中获取参数，而非从options
-        merged_opts = CONFIG.options or {}
+        merged_opts = CONTEXT.options or {}
         try:
             return value.format(**merged_opts)
         except KeyError as e:
diff --git a/metagpt/config2.py b/metagpt/config2.py
index 30d3818f6..2a9611627 100644
--- a/metagpt/config2.py
+++ b/metagpt/config2.py
@@ -71,6 +71,9 @@ class Config(CLIParams, YamlModel):
     METAGPT_TEXT_TO_IMAGE_MODEL_URL: str = ""
     language: str = "English"
     redis_key: str = "placeholder"
+    mmdc: str = "mmdc"
+    puppeteer_config: str = ""
+    pyppeteer_executable_path: str = ""
 
     @classmethod
     def default(cls):
diff --git a/metagpt/learn/skill_loader.py b/metagpt/learn/skill_loader.py
index 7383af66d..b60fa9093 100644
--- a/metagpt/learn/skill_loader.py
+++ b/metagpt/learn/skill_loader.py
@@ -13,7 +13,7 @@ import aiofiles
 import yaml
 from pydantic import BaseModel, Field
 
-from metagpt.config import CONFIG
+from metagpt.context import CONTEXT
 
 
 class Example(BaseModel):
@@ -80,7 +80,7 @@ class SkillsDeclaration(BaseModel):
             return {}
 
         # List of skills that the agent chooses to activate.
-        agent_skills = CONFIG.agent_skills
+        agent_skills = CONTEXT.kwargs.agent_skills
         if not agent_skills:
             return {}
 
diff --git a/metagpt/learn/text_to_embedding.py b/metagpt/learn/text_to_embedding.py
index 26dab0419..6a4342b06 100644
--- a/metagpt/learn/text_to_embedding.py
+++ b/metagpt/learn/text_to_embedding.py
@@ -7,7 +7,6 @@
 @Desc    : Text-to-Embedding skill, which provides text-to-embedding functionality.
 """
 
-from metagpt.config import CONFIG
 from metagpt.tools.openai_text_to_embedding import oas3_openai_text_to_embedding
 
 
@@ -19,6 +18,4 @@ async def text_to_embedding(text, model="text-embedding-ada-002", openai_api_key
     :param openai_api_key: OpenAI API key, For more details, checkout: `https://platform.openai.com/account/api-keys`
     :return: A json object of :class:`ResultEmbedding` class if successful, otherwise `{}`.
     """
-    if CONFIG.OPENAI_API_KEY or openai_api_key:
-        return await oas3_openai_text_to_embedding(text, model=model, openai_api_key=openai_api_key)
-    raise EnvironmentError
+    return await oas3_openai_text_to_embedding(text, model=model, openai_api_key=openai_api_key)
diff --git a/metagpt/learn/text_to_speech.py b/metagpt/learn/text_to_speech.py
index 9ee3d64ee..f12e52b8e 100644
--- a/metagpt/learn/text_to_speech.py
+++ b/metagpt/learn/text_to_speech.py
@@ -8,6 +8,7 @@
 """
 
 from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.const import BASE64_FORMAT
 from metagpt.tools.azure_tts import oas3_azsure_tts
 from metagpt.tools.iflytek_tts import oas3_iflytek_tts
@@ -47,7 +48,7 @@ async def text_to_speech(
     if (CONFIG.AZURE_TTS_SUBSCRIPTION_KEY and CONFIG.AZURE_TTS_REGION) or (subscription_key and region):
         audio_declaration = "data:audio/wav;base64,"
         base64_data = await oas3_azsure_tts(text, lang, voice, style, role, subscription_key, region)
-        s3 = S3()
+        s3 = S3(config.s3)
         url = await s3.cache(data=base64_data, file_ext=".wav", format=BASE64_FORMAT)
         if url:
             return f"[{text}]({url})"
diff --git a/metagpt/tools/openai_text_to_embedding.py b/metagpt/tools/openai_text_to_embedding.py
index 52b2cc9eb..3eb9faac4 100644
--- a/metagpt/tools/openai_text_to_embedding.py
+++ b/metagpt/tools/openai_text_to_embedding.py
@@ -13,7 +13,7 @@ import aiohttp
 import requests
 from pydantic import BaseModel, Field
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.logs import logger
 
 
@@ -47,7 +47,8 @@ class OpenAIText2Embedding:
         """
         :param openai_api_key: OpenAI API key, For more details, checkout: `https://platform.openai.com/account/api-keys`
         """
-        self.openai_api_key = openai_api_key or CONFIG.OPENAI_API_KEY
+        self.openai_llm = config.get_openai_llm()
+        self.openai_api_key = openai_api_key or self.openai_llm.api_key
 
     async def text_2_embedding(self, text, model="text-embedding-ada-002"):
         """Text to embedding
@@ -57,7 +58,7 @@ class OpenAIText2Embedding:
         :return: A json object of :class:`ResultEmbedding` class if successful, otherwise `{}`.
         """
 
-        proxies = {"proxy": CONFIG.openai_proxy} if CONFIG.openai_proxy else {}
+        proxies = {"proxy": self.openai_llm.proxy} if self.openai_llm.proxy else {}
         headers = {"Content-Type": "application/json", "Authorization": f"Bearer {self.openai_api_key}"}
         data = {"input": text, "model": model}
         url = "https://api.openai.com/v1/embeddings"
@@ -83,5 +84,5 @@ async def oas3_openai_text_to_embedding(text, model="text-embedding-ada-002", op
     if not text:
         return ""
     if not openai_api_key:
-        openai_api_key = CONFIG.OPENAI_API_KEY
+        openai_api_key = config.get_openai_llm().api_key
     return await OpenAIText2Embedding(openai_api_key).text_2_embedding(text, model=model)
diff --git a/metagpt/tools/sd_engine.py b/metagpt/tools/sd_engine.py
deleted file mode 100644
index c56b335ca..000000000
--- a/metagpt/tools/sd_engine.py
+++ /dev/null
@@ -1,133 +0,0 @@
-# -*- coding: utf-8 -*-
-# @Date    : 2023/7/19 16:28
-# @Author  : stellahong (stellahong@deepwisdom.ai)
-# @Desc    :
-import asyncio
-import base64
-import io
-import json
-from os.path import join
-from typing import List
-
-from aiohttp import ClientSession
-from PIL import Image, PngImagePlugin
-
-from metagpt.config import CONFIG
-from metagpt.const import SD_OUTPUT_FILE_REPO
-from metagpt.logs import logger
-
-payload = {
-    "prompt": "",
-    "negative_prompt": "(easynegative:0.8),black, dark,Low resolution",
-    "override_settings": {"sd_model_checkpoint": "galaxytimemachinesGTM_photoV20"},
-    "seed": -1,
-    "batch_size": 1,
-    "n_iter": 1,
-    "steps": 20,
-    "cfg_scale": 7,
-    "width": 512,
-    "height": 768,
-    "restore_faces": False,
-    "tiling": False,
-    "do_not_save_samples": False,
-    "do_not_save_grid": False,
-    "enable_hr": False,
-    "hr_scale": 2,
-    "hr_upscaler": "Latent",
-    "hr_second_pass_steps": 0,
-    "hr_resize_x": 0,
-    "hr_resize_y": 0,
-    "hr_upscale_to_x": 0,
-    "hr_upscale_to_y": 0,
-    "truncate_x": 0,
-    "truncate_y": 0,
-    "applied_old_hires_behavior_to": None,
-    "eta": None,
-    "sampler_index": "DPM++ SDE Karras",
-    "alwayson_scripts": {},
-}
-
-default_negative_prompt = "(easynegative:0.8),black, dark,Low resolution"
-
-
-class SDEngine:
-    def __init__(self):
-        # Initialize the SDEngine with configuration
-        self.sd_url = CONFIG.get("SD_URL")
-        self.sd_t2i_url = f"{self.sd_url}{CONFIG.get('SD_T2I_API')}"
-        # Define default payload settings for SD API
-        self.payload = payload
-        logger.info(self.sd_t2i_url)
-
-    def construct_payload(
-        self,
-        prompt,
-        negtive_prompt=default_negative_prompt,
-        width=512,
-        height=512,
-        sd_model="galaxytimemachinesGTM_photoV20",
-    ):
-        # Configure the payload with provided inputs
-        self.payload["prompt"] = prompt
-        self.payload["negtive_prompt"] = negtive_prompt
-        self.payload["width"] = width
-        self.payload["height"] = height
-        self.payload["override_settings"]["sd_model_checkpoint"] = sd_model
-        logger.info(f"call sd payload is {self.payload}")
-        return self.payload
-
-    def _save(self, imgs, save_name=""):
-        save_dir = CONFIG.path / SD_OUTPUT_FILE_REPO
-        if not save_dir.exists():
-            save_dir.mkdir(parents=True, exist_ok=True)
-        batch_decode_base64_to_image(imgs, str(save_dir), save_name=save_name)
-
-    async def run_t2i(self, prompts: List):
-        # Asynchronously run the SD API for multiple prompts
-        session = ClientSession()
-        for payload_idx, payload in enumerate(prompts):
-            results = await self.run(url=self.sd_t2i_url, payload=payload, session=session)
-            self._save(results, save_name=f"output_{payload_idx}")
-        await session.close()
-
-    async def run(self, url, payload, session):
-        # Perform the HTTP POST request to the SD API
-        async with session.post(url, json=payload, timeout=600) as rsp:
-            data = await rsp.read()
-
-        rsp_json = json.loads(data)
-        imgs = rsp_json["images"]
-        logger.info(f"callback rsp json is {rsp_json.keys()}")
-        return imgs
-
-    async def run_i2i(self):
-        # todo: 添加图生图接口调用
-        raise NotImplementedError
-
-    async def run_sam(self):
-        # todo：添加SAM接口调用
-        raise NotImplementedError
-
-
-def decode_base64_to_image(img, save_name):
-    image = Image.open(io.BytesIO(base64.b64decode(img.split(",", 1)[0])))
-    pnginfo = PngImagePlugin.PngInfo()
-    logger.info(save_name)
-    image.save(f"{save_name}.png", pnginfo=pnginfo)
-    return pnginfo, image
-
-
-def batch_decode_base64_to_image(imgs, save_dir="", save_name=""):
-    for idx, _img in enumerate(imgs):
-        save_name = join(save_dir, save_name)
-        decode_base64_to_image(_img, save_name=save_name)
-
-
-if __name__ == "__main__":
-    engine = SDEngine()
-    prompt = "pixel style, game design, a game interface should be minimalistic and intuitive with the score and high score displayed at the top. The snake and its food should be easily distinguishable. The game should have a simple color scheme, with a contrasting color for the snake and its food. Complete interface boundary"
-
-    engine.construct_payload(prompt)
-
-    event_loop = asyncio.get_event_loop()
-    event_loop.run_until_complete(engine.run_t2i(prompt))
diff --git a/metagpt/tools/search_engine_ddg.py b/metagpt/tools/search_engine_ddg.py
index 57bc61b82..3d004a4ee 100644
--- a/metagpt/tools/search_engine_ddg.py
+++ b/metagpt/tools/search_engine_ddg.py
@@ -7,6 +7,8 @@ import json
 from concurrent import futures
 from typing import Literal, overload
 
+from metagpt.config2 import config
+
 try:
     from duckduckgo_search import DDGS
 except ImportError:
@@ -15,8 +17,6 @@ except ImportError:
         "You can install it by running the command: `pip install -e.[search-ddg]`"
     )
 
-from metagpt.config import CONFIG
-
 
 class DDGAPIWrapper:
     """Wrapper around duckduckgo_search API.
@@ -31,8 +31,8 @@ class DDGAPIWrapper:
         executor: futures.Executor | None = None,
     ):
         kwargs = {}
-        if CONFIG.global_proxy:
-            kwargs["proxies"] = CONFIG.global_proxy
+        if config.proxy:
+            kwargs["proxies"] = config.proxy
         self.loop = loop
         self.executor = executor
         self.ddgs = DDGS(**kwargs)
diff --git a/metagpt/tools/search_engine_googleapi.py b/metagpt/tools/search_engine_googleapi.py
index 8aca3aee2..65e1af109 100644
--- a/metagpt/tools/search_engine_googleapi.py
+++ b/metagpt/tools/search_engine_googleapi.py
@@ -11,7 +11,7 @@ from urllib.parse import urlparse
 import httplib2
 from pydantic import BaseModel, ConfigDict, Field, field_validator
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.logs import logger
 
 try:
@@ -35,7 +35,7 @@ class GoogleAPIWrapper(BaseModel):
     @field_validator("google_api_key", mode="before")
     @classmethod
     def check_google_api_key(cls, val: str):
-        val = val or CONFIG.google_api_key
+        val = val or config.search["google"].api_key
         if not val:
             raise ValueError(
                 "To use, make sure you provide the google_api_key when constructing an object. Alternatively, "
@@ -47,7 +47,7 @@ class GoogleAPIWrapper(BaseModel):
     @field_validator("google_cse_id", mode="before")
     @classmethod
     def check_google_cse_id(cls, val: str):
-        val = val or CONFIG.google_cse_id
+        val = val or config.search["google"].cse_id
         if not val:
             raise ValueError(
                 "To use, make sure you provide the google_cse_id when constructing an object. Alternatively, "
@@ -59,8 +59,8 @@ class GoogleAPIWrapper(BaseModel):
     @property
     def google_api_client(self):
         build_kwargs = {"developerKey": self.google_api_key}
-        if CONFIG.global_proxy:
-            parse_result = urlparse(CONFIG.global_proxy)
+        if config.proxy:
+            parse_result = urlparse(config.proxy)
             proxy_type = parse_result.scheme
             if proxy_type == "https":
                 proxy_type = "http"
diff --git a/metagpt/tools/search_engine_serpapi.py b/metagpt/tools/search_engine_serpapi.py
index 9d2d20af6..2d21aa85c 100644
--- a/metagpt/tools/search_engine_serpapi.py
+++ b/metagpt/tools/search_engine_serpapi.py
@@ -10,7 +10,7 @@ from typing import Any, Dict, Optional, Tuple
 import aiohttp
 from pydantic import BaseModel, ConfigDict, Field, field_validator
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 
 
 class SerpAPIWrapper(BaseModel):
@@ -32,7 +32,7 @@ class SerpAPIWrapper(BaseModel):
     @field_validator("serpapi_api_key", mode="before")
     @classmethod
     def check_serpapi_api_key(cls, val: str):
-        val = val or CONFIG.serpapi_api_key
+        val = val or config.search["serpapi"].api_key
         if not val:
             raise ValueError(
                 "To use, make sure you provide the serpapi_api_key when constructing an object. Alternatively, "
diff --git a/metagpt/tools/search_engine_serper.py b/metagpt/tools/search_engine_serper.py
index 3dc1d3591..d67148e14 100644
--- a/metagpt/tools/search_engine_serper.py
+++ b/metagpt/tools/search_engine_serper.py
@@ -11,7 +11,7 @@ from typing import Any, Dict, Optional, Tuple
 import aiohttp
 from pydantic import BaseModel, ConfigDict, Field, field_validator
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 
 
 class SerperWrapper(BaseModel):
@@ -25,7 +25,7 @@ class SerperWrapper(BaseModel):
     @field_validator("serper_api_key", mode="before")
     @classmethod
     def check_serper_api_key(cls, val: str):
-        val = val or CONFIG.serper_api_key
+        val = val or config.search["serper"].api_key
         if not val:
             raise ValueError(
                 "To use, make sure you provide the serper_api_key when constructing an object. Alternatively, "
diff --git a/metagpt/tools/web_browser_engine.py b/metagpt/tools/web_browser_engine.py
index abd84cc8d..3493a5398 100644
--- a/metagpt/tools/web_browser_engine.py
+++ b/metagpt/tools/web_browser_engine.py
@@ -8,7 +8,6 @@ from __future__ import annotations
 import importlib
 from typing import Any, Callable, Coroutine, overload
 
-from metagpt.config import CONFIG
 from metagpt.tools import WebBrowserEngineType
 from metagpt.utils.parse_html import WebPage
 
@@ -19,7 +18,6 @@ class WebBrowserEngine:
         engine: WebBrowserEngineType | None = None,
         run_func: Callable[..., Coroutine[Any, Any, WebPage | list[WebPage]]] | None = None,
     ):
-        engine = engine or CONFIG.web_browser_engine
         if engine is None:
             raise NotImplementedError
 
diff --git a/metagpt/tools/web_browser_engine_playwright.py b/metagpt/tools/web_browser_engine_playwright.py
index a45f6a12e..00f2c6bab 100644
--- a/metagpt/tools/web_browser_engine_playwright.py
+++ b/metagpt/tools/web_browser_engine_playwright.py
@@ -12,7 +12,7 @@ from typing import Literal
 
 from playwright.async_api import async_playwright
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.logs import logger
 from metagpt.utils.parse_html import WebPage
 
@@ -33,13 +33,13 @@ class PlaywrightWrapper:
         **kwargs,
     ) -> None:
         if browser_type is None:
-            browser_type = CONFIG.playwright_browser_type
+            browser_type = config.browser["playwright"].driver
         self.browser_type = browser_type
         launch_kwargs = launch_kwargs or {}
-        if CONFIG.global_proxy and "proxy" not in launch_kwargs:
+        if config.proxy and "proxy" not in launch_kwargs:
             args = launch_kwargs.get("args", [])
             if not any(str.startswith(i, "--proxy-server=") for i in args):
-                launch_kwargs["proxy"] = {"server": CONFIG.global_proxy}
+                launch_kwargs["proxy"] = {"server": config.proxy}
         self.launch_kwargs = launch_kwargs
         context_kwargs = {}
         if "ignore_https_errors" in kwargs:
@@ -79,8 +79,8 @@ class PlaywrightWrapper:
         executable_path = Path(browser_type.executable_path)
         if not executable_path.exists() and "executable_path" not in self.launch_kwargs:
             kwargs = {}
-            if CONFIG.global_proxy:
-                kwargs["env"] = {"ALL_PROXY": CONFIG.global_proxy}
+            if config.proxy:
+                kwargs["env"] = {"ALL_PROXY": config.proxy}
             await _install_browsers(self.browser_type, **kwargs)
 
             if self._has_run_precheck:
diff --git a/metagpt/tools/web_browser_engine_selenium.py b/metagpt/tools/web_browser_engine_selenium.py
index 70b651935..18e5db974 100644
--- a/metagpt/tools/web_browser_engine_selenium.py
+++ b/metagpt/tools/web_browser_engine_selenium.py
@@ -17,7 +17,7 @@ from selenium.webdriver.support.wait import WebDriverWait
 from webdriver_manager.core.download_manager import WDMDownloadManager
 from webdriver_manager.core.http import WDMHttpClient
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.utils.parse_html import WebPage
 
 
@@ -41,12 +41,10 @@ class SeleniumWrapper:
         loop: asyncio.AbstractEventLoop | None = None,
         executor: futures.Executor | None = None,
     ) -> None:
-        if browser_type is None:
-            browser_type = CONFIG.selenium_browser_type
         self.browser_type = browser_type
         launch_kwargs = launch_kwargs or {}
-        if CONFIG.global_proxy and "proxy-server" not in launch_kwargs:
-            launch_kwargs["proxy-server"] = CONFIG.global_proxy
+        if config.proxy and "proxy-server" not in launch_kwargs:
+            launch_kwargs["proxy-server"] = config.proxy
 
         self.executable_path = launch_kwargs.pop("executable_path", None)
         self.launch_args = [f"--{k}={v}" for k, v in launch_kwargs.items()]
@@ -97,8 +95,8 @@ _webdriver_manager_types = {
 
 class WDMHttpProxyClient(WDMHttpClient):
     def get(self, url, **kwargs):
-        if "proxies" not in kwargs and CONFIG.global_proxy:
-            kwargs["proxies"] = {"all_proxy": CONFIG.global_proxy}
+        if "proxies" not in kwargs and config.proxy:
+            kwargs["proxies"] = {"all_proxy": config.proxy}
         return super().get(url, **kwargs)
 
 
diff --git a/metagpt/utils/mermaid.py b/metagpt/utils/mermaid.py
index 235b4979c..893d05be0 100644
--- a/metagpt/utils/mermaid.py
+++ b/metagpt/utils/mermaid.py
@@ -12,7 +12,7 @@ from pathlib import Path
 
 import aiofiles
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.logs import logger
 from metagpt.utils.common import check_cmd_exists
 
@@ -35,9 +35,9 @@ async def mermaid_to_file(mermaid_code, output_file_without_suffix, width=2048,
         await f.write(mermaid_code)
     # tmp.write_text(mermaid_code, encoding="utf-8")
 
-    engine = CONFIG.mermaid_engine.lower()
+    engine = config.mermaid["default"].engine
     if engine == "nodejs":
-        if check_cmd_exists(CONFIG.mmdc) != 0:
+        if check_cmd_exists(config.mmdc) != 0:
             logger.warning(
                 "RUN `npm install -g @mermaid-js/mermaid-cli` to install mmdc,"
                 "or consider changing MERMAID_ENGINE to `playwright`, `pyppeteer`, or `ink`."
@@ -49,11 +49,11 @@ async def mermaid_to_file(mermaid_code, output_file_without_suffix, width=2048,
             # Call the `mmdc` command to convert the Mermaid code to a PNG
             logger.info(f"Generating {output_file}..")
 
-            if CONFIG.puppeteer_config:
+            if config.puppeteer_config:
                 commands = [
-                    CONFIG.mmdc,
+                    config.mmdc,
                     "-p",
-                    CONFIG.puppeteer_config,
+                    config.puppeteer_config,
                     "-i",
                     str(tmp),
                     "-o",
@@ -64,7 +64,7 @@ async def mermaid_to_file(mermaid_code, output_file_without_suffix, width=2048,
                     str(height),
                 ]
             else:
-                commands = [CONFIG.mmdc, "-i", str(tmp), "-o", output_file, "-w", str(width), "-H", str(height)]
+                commands = [config.mmdc, "-i", str(tmp), "-o", output_file, "-w", str(width), "-H", str(height)]
             process = await asyncio.create_subprocess_shell(
                 " ".join(commands), stdout=asyncio.subprocess.PIPE, stderr=asyncio.subprocess.PIPE
             )
diff --git a/metagpt/utils/mmdc_pyppeteer.py b/metagpt/utils/mmdc_pyppeteer.py
index 7125cafc5..d80098b7d 100644
--- a/metagpt/utils/mmdc_pyppeteer.py
+++ b/metagpt/utils/mmdc_pyppeteer.py
@@ -10,7 +10,7 @@ from urllib.parse import urljoin
 
 from pyppeteer import launch
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.logs import logger
 
 
@@ -30,10 +30,10 @@ async def mermaid_to_file(mermaid_code, output_file_without_suffix, width=2048,
     suffixes = ["png", "svg", "pdf"]
     __dirname = os.path.dirname(os.path.abspath(__file__))
 
-    if CONFIG.pyppeteer_executable_path:
+    if config.pyppeteer_executable_path:
         browser = await launch(
             headless=True,
-            executablePath=CONFIG.pyppeteer_executable_path,
+            executablePath=config.pyppeteer_executable_path,
             args=["--disable-extensions", "--no-sandbox"],
         )
     else:
diff --git a/metagpt/utils/repair_llm_raw_output.py b/metagpt/utils/repair_llm_raw_output.py
index a96c3dce0..ec2da53f8 100644
--- a/metagpt/utils/repair_llm_raw_output.py
+++ b/metagpt/utils/repair_llm_raw_output.py
@@ -9,7 +9,7 @@ from typing import Callable, Union
 import regex as re
 from tenacity import RetryCallState, retry, stop_after_attempt, wait_fixed
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.logs import logger
 from metagpt.utils.custom_decoder import CustomDecoder
 
@@ -152,7 +152,7 @@ def repair_llm_raw_output(output: str, req_keys: list[str], repair_type: RepairT
             target: { xxx }
             output: { xxx }]
     """
-    if not CONFIG.repair_llm_output:
+    if not config.repair_llm_output:
         return output
 
     # do the repairation usually for non-openai models
@@ -231,7 +231,7 @@ def run_after_exp_and_passon_next_retry(logger: "loguru.Logger") -> Callable[["R
                 func_param_output = retry_state.kwargs.get("output", "")
             exp_str = str(retry_state.outcome.exception())
 
-            fix_str = "try to fix it, " if CONFIG.repair_llm_output else ""
+            fix_str = "try to fix it, " if config.repair_llm_output else ""
             logger.warning(
                 f"parse json from content inside [CONTENT][/CONTENT] failed at retry "
                 f"{retry_state.attempt_number}, {fix_str}exp: {exp_str}"
@@ -244,7 +244,7 @@ def run_after_exp_and_passon_next_retry(logger: "loguru.Logger") -> Callable[["R
 
 
 @retry(
-    stop=stop_after_attempt(3 if CONFIG.repair_llm_output else 0),
+    stop=stop_after_attempt(3 if config.repair_llm_output else 0),
     wait=wait_fixed(1),
     after=run_after_exp_and_passon_next_retry(logger),
 )
diff --git a/tests/metagpt/actions/test_rebuild_class_view.py b/tests/metagpt/actions/test_rebuild_class_view.py
index 207ba4be1..cc23cc8dc 100644
--- a/tests/metagpt/actions/test_rebuild_class_view.py
+++ b/tests/metagpt/actions/test_rebuild_class_view.py
@@ -11,7 +11,6 @@ from pathlib import Path
 import pytest
 
 from metagpt.actions.rebuild_class_view import RebuildClassView
-from metagpt.config import CONFIG
 from metagpt.const import GRAPH_REPO_FILE_REPO
 from metagpt.llm import LLM
 
@@ -22,7 +21,7 @@ async def test_rebuild():
         name="RedBean", context=str(Path(__file__).parent.parent.parent.parent / "metagpt"), llm=LLM()
     )
     await action.run()
-    graph_file_repo = CONFIG.git_repo.new_file_repository(relative_path=GRAPH_REPO_FILE_REPO)
+    graph_file_repo = CONTEXT.git_repo.new_file_repository(relative_path=GRAPH_REPO_FILE_REPO)
     assert graph_file_repo.changed_files
 
 
diff --git a/tests/metagpt/actions/test_rebuild_sequence_view.py b/tests/metagpt/actions/test_rebuild_sequence_view.py
index 939412fe7..62f64b666 100644
--- a/tests/metagpt/actions/test_rebuild_sequence_view.py
+++ b/tests/metagpt/actions/test_rebuild_sequence_view.py
@@ -10,7 +10,6 @@ from pathlib import Path
 import pytest
 
 from metagpt.actions.rebuild_sequence_view import RebuildSequenceView
-from metagpt.config import CONFIG
 from metagpt.const import GRAPH_REPO_FILE_REPO
 from metagpt.llm import LLM
 from metagpt.utils.common import aread
@@ -22,20 +21,20 @@ from metagpt.utils.git_repository import ChangeType
 async def test_rebuild():
     # Mock
     data = await aread(filename=Path(__file__).parent / "../../data/graph_db/networkx.json")
-    graph_db_filename = Path(CONFIG.git_repo.workdir.name).with_suffix(".json")
+    graph_db_filename = Path(CONTEXT.git_repo.workdir.name).with_suffix(".json")
     await FileRepository.save_file(
         filename=str(graph_db_filename),
         relative_path=GRAPH_REPO_FILE_REPO,
         content=data,
     )
-    CONFIG.git_repo.add_change({f"{GRAPH_REPO_FILE_REPO}/{graph_db_filename}": ChangeType.UNTRACTED})
-    CONFIG.git_repo.commit("commit1")
+    CONTEXT.git_repo.add_change({f"{GRAPH_REPO_FILE_REPO}/{graph_db_filename}": ChangeType.UNTRACTED})
+    CONTEXT.git_repo.commit("commit1")
 
     action = RebuildSequenceView(
         name="RedBean", context=str(Path(__file__).parent.parent.parent.parent / "metagpt"), llm=LLM()
     )
     await action.run()
-    graph_file_repo = CONFIG.git_repo.new_file_repository(relative_path=GRAPH_REPO_FILE_REPO)
+    graph_file_repo = CONTEXT.git_repo.new_file_repository(relative_path=GRAPH_REPO_FILE_REPO)
     assert graph_file_repo.changed_files
 
 
diff --git a/tests/metagpt/actions/test_summarize_code.py b/tests/metagpt/actions/test_summarize_code.py
index 2f7b5c61d..081636a21 100644
--- a/tests/metagpt/actions/test_summarize_code.py
+++ b/tests/metagpt/actions/test_summarize_code.py
@@ -9,7 +9,6 @@
 import pytest
 
 from metagpt.actions.summarize_code import SummarizeCode
-from metagpt.config import CONFIG
 from metagpt.const import SYSTEM_DESIGN_FILE_REPO, TASK_FILE_REPO
 from metagpt.context import CONTEXT
 from metagpt.logs import logger
@@ -181,12 +180,12 @@ async def test_summarize_code():
     CONTEXT.src_workspace = CONTEXT.git_repo.workdir / "src"
     await CONTEXT.file_repo.save_file(filename="1.json", relative_path=SYSTEM_DESIGN_FILE_REPO, content=DESIGN_CONTENT)
     await CONTEXT.file_repo.save_file(filename="1.json", relative_path=TASK_FILE_REPO, content=TASK_CONTENT)
-    await CONTEXT.file_repo.save_file(filename="food.py", relative_path=CONFIG.src_workspace, content=FOOD_PY)
-    await CONTEXT.file_repo.save_file(filename="game.py", relative_path=CONFIG.src_workspace, content=GAME_PY)
-    await CONTEXT.file_repo.save_file(filename="main.py", relative_path=CONFIG.src_workspace, content=MAIN_PY)
-    await CONTEXT.file_repo.save_file(filename="snake.py", relative_path=CONFIG.src_workspace, content=SNAKE_PY)
+    await CONTEXT.file_repo.save_file(filename="food.py", relative_path=CONTEXT.src_workspace, content=FOOD_PY)
+    await CONTEXT.file_repo.save_file(filename="game.py", relative_path=CONTEXT.src_workspace, content=GAME_PY)
+    await CONTEXT.file_repo.save_file(filename="main.py", relative_path=CONTEXT.src_workspace, content=MAIN_PY)
+    await CONTEXT.file_repo.save_file(filename="snake.py", relative_path=CONTEXT.src_workspace, content=SNAKE_PY)
 
-    src_file_repo = CONTEXT.git_repo.new_file_repository(relative_path=CONFIG.src_workspace)
+    src_file_repo = CONTEXT.git_repo.new_file_repository(relative_path=CONTEXT.src_workspace)
     all_files = src_file_repo.all_files
     ctx = CodeSummarizeContext(design_filename="1.json", task_filename="1.json", codes_filenames=all_files)
     action = SummarizeCode(context=ctx)
diff --git a/tests/metagpt/learn/test_skill_loader.py b/tests/metagpt/learn/test_skill_loader.py
index 529a490c8..45697160b 100644
--- a/tests/metagpt/learn/test_skill_loader.py
+++ b/tests/metagpt/learn/test_skill_loader.py
@@ -10,13 +10,13 @@ from pathlib import Path
 
 import pytest
 
-from metagpt.config import CONFIG
+from metagpt.context import CONTEXT
 from metagpt.learn.skill_loader import SkillsDeclaration
 
 
 @pytest.mark.asyncio
 async def test_suite():
-    CONFIG.agent_skills = [
+    CONTEXT.kwargs.agent_skills = [
         {"id": 1, "name": "text_to_speech", "type": "builtin", "config": {}, "enabled": True},
         {"id": 2, "name": "text_to_image", "type": "builtin", "config": {}, "enabled": True},
         {"id": 3, "name": "ai_call", "type": "builtin", "config": {}, "enabled": True},
diff --git a/tests/metagpt/learn/test_text_to_embedding.py b/tests/metagpt/learn/test_text_to_embedding.py
index cbd1bbbbc..cbc8ddf18 100644
--- a/tests/metagpt/learn/test_text_to_embedding.py
+++ b/tests/metagpt/learn/test_text_to_embedding.py
@@ -9,14 +9,14 @@
 
 import pytest
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.learn.text_to_embedding import text_to_embedding
 
 
 @pytest.mark.asyncio
 async def test_text_to_embedding():
     # Prerequisites
-    assert CONFIG.OPENAI_API_KEY
+    assert config.get_openai_llm()
 
     v = await text_to_embedding(text="Panda emoji")
     assert len(v.data) > 0
diff --git a/tests/metagpt/tools/test_azure_tts.py b/tests/metagpt/tools/test_azure_tts.py
index dca71544e..a33925a5c 100644
--- a/tests/metagpt/tools/test_azure_tts.py
+++ b/tests/metagpt/tools/test_azure_tts.py
@@ -12,6 +12,7 @@ import pytest
 from azure.cognitiveservices.speech import ResultReason
 
 from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.tools.azure_tts import AzureTTS
 
 
@@ -32,7 +33,7 @@ async def test_azure_tts():
                 “Writing a binary file in Python is similar to writing a regular text file, but you'll work with bytes instead of strings.”
             </mstts:express-as>
         """
-    path = CONFIG.path / "tts"
+    path = config.workspace.path / "tts"
     path.mkdir(exist_ok=True, parents=True)
     filename = path / "girl.wav"
     filename.unlink(missing_ok=True)
diff --git a/tests/metagpt/tools/test_metagpt_oas3_api_svc.py b/tests/metagpt/tools/test_metagpt_oas3_api_svc.py
index 5f52b28cc..3cf5e515b 100644
--- a/tests/metagpt/tools/test_metagpt_oas3_api_svc.py
+++ b/tests/metagpt/tools/test_metagpt_oas3_api_svc.py
@@ -12,14 +12,14 @@ from pathlib import Path
 import pytest
 import requests
 
-from metagpt.config import CONFIG
+from metagpt.context import CONTEXT
 
 
 @pytest.mark.asyncio
 async def test_oas2_svc():
     workdir = Path(__file__).parent.parent.parent.parent
     script_pathname = workdir / "metagpt/tools/metagpt_oas3_api_svc.py"
-    env = CONFIG.new_environ()
+    env = CONTEXT.new_environ()
     env["PYTHONPATH"] = str(workdir) + ":" + env.get("PYTHONPATH", "")
     process = subprocess.Popen(["python", str(script_pathname)], cwd=str(workdir), env=env)
     await asyncio.sleep(5)
diff --git a/tests/metagpt/tools/test_metagpt_text_to_image.py b/tests/metagpt/tools/test_metagpt_text_to_image.py
index b765119f0..0dcad20d2 100644
--- a/tests/metagpt/tools/test_metagpt_text_to_image.py
+++ b/tests/metagpt/tools/test_metagpt_text_to_image.py
@@ -10,7 +10,7 @@ from unittest.mock import AsyncMock
 
 import pytest
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.tools.metagpt_text_to_image import oas3_metagpt_text_to_image
 
 
@@ -24,7 +24,7 @@ async def test_draw(mocker):
     mock_post.return_value.__aenter__.return_value = mock_response
 
     # Prerequisites
-    assert CONFIG.METAGPT_TEXT_TO_IMAGE_MODEL_URL
+    assert config.METAGPT_TEXT_TO_IMAGE_MODEL_URL
 
     binary_data = await oas3_metagpt_text_to_image("Panda emoji")
     assert binary_data
diff --git a/tests/metagpt/tools/test_moderation.py b/tests/metagpt/tools/test_moderation.py
index e1226484a..8dc9e9d5e 100644
--- a/tests/metagpt/tools/test_moderation.py
+++ b/tests/metagpt/tools/test_moderation.py
@@ -8,7 +8,7 @@
 
 import pytest
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.llm import LLM
 from metagpt.tools.moderation import Moderation
 
@@ -24,9 +24,7 @@ from metagpt.tools.moderation import Moderation
 )
 async def test_amoderation(content):
     # Prerequisites
-    assert CONFIG.OPENAI_API_KEY and CONFIG.OPENAI_API_KEY != "YOUR_API_KEY"
-    assert not CONFIG.OPENAI_API_TYPE
-    assert CONFIG.OPENAI_API_MODEL
+    assert config.get_openai_llm()
 
     moderation = Moderation(LLM())
     results = await moderation.amoderation(content=content)
diff --git a/tests/metagpt/tools/test_openai_text_to_embedding.py b/tests/metagpt/tools/test_openai_text_to_embedding.py
index 086c9d45b..58c38d480 100644
--- a/tests/metagpt/tools/test_openai_text_to_embedding.py
+++ b/tests/metagpt/tools/test_openai_text_to_embedding.py
@@ -8,16 +8,14 @@
 
 import pytest
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.tools.openai_text_to_embedding import oas3_openai_text_to_embedding
 
 
 @pytest.mark.asyncio
 async def test_embedding():
     # Prerequisites
-    assert CONFIG.OPENAI_API_KEY and CONFIG.OPENAI_API_KEY != "YOUR_API_KEY"
-    assert not CONFIG.OPENAI_API_TYPE
-    assert CONFIG.OPENAI_API_MODEL
+    assert config.get_openai_llm()
 
     result = await oas3_openai_text_to_embedding("Panda emoji")
     assert result
diff --git a/tests/metagpt/tools/test_openai_text_to_image.py b/tests/metagpt/tools/test_openai_text_to_image.py
index e560da798..1a1c9540f 100644
--- a/tests/metagpt/tools/test_openai_text_to_image.py
+++ b/tests/metagpt/tools/test_openai_text_to_image.py
@@ -8,7 +8,7 @@
 
 import pytest
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.tools.openai_text_to_image import (
     OpenAIText2Image,
     oas3_openai_text_to_image,
@@ -18,9 +18,7 @@ from metagpt.tools.openai_text_to_image import (
 @pytest.mark.asyncio
 async def test_draw():
     # Prerequisites
-    assert CONFIG.OPENAI_API_KEY and CONFIG.OPENAI_API_KEY != "YOUR_API_KEY"
-    assert not CONFIG.OPENAI_API_TYPE
-    assert CONFIG.OPENAI_API_MODEL
+    assert config.get_openai_llm()
 
     binary_data = await oas3_openai_text_to_image("Panda emoji")
     assert binary_data
diff --git a/tests/metagpt/tools/test_openapi_v3_hello.py b/tests/metagpt/tools/test_openapi_v3_hello.py
index 5726cf8e0..daa5d21c6 100644
--- a/tests/metagpt/tools/test_openapi_v3_hello.py
+++ b/tests/metagpt/tools/test_openapi_v3_hello.py
@@ -12,14 +12,14 @@ from pathlib import Path
 import pytest
 import requests
 
-from metagpt.config import CONFIG
+from metagpt.context import CONTEXT
 
 
 @pytest.mark.asyncio
 async def test_hello():
     workdir = Path(__file__).parent.parent.parent.parent
     script_pathname = workdir / "metagpt/tools/openapi_v3_hello.py"
-    env = CONFIG.new_environ()
+    env = CONTEXT.new_environ()
     env["PYTHONPATH"] = str(workdir) + ":" + env.get("PYTHONPATH", "")
     process = subprocess.Popen(["python", str(script_pathname)], cwd=workdir, env=env)
     await asyncio.sleep(5)
diff --git a/tests/metagpt/tools/test_sd_tool.py b/tests/metagpt/tools/test_sd_tool.py
deleted file mode 100644
index 52b970229..000000000
--- a/tests/metagpt/tools/test_sd_tool.py
+++ /dev/null
@@ -1,26 +0,0 @@
-# -*- coding: utf-8 -*-
-# @Date    : 2023/7/22 02:40
-# @Author  : stellahong (stellahong@deepwisdom.ai)
-#
-import os
-
-from metagpt.config import CONFIG
-from metagpt.tools.sd_engine import SDEngine
-
-
-def test_sd_engine_init():
-    sd_engine = SDEngine()
-    assert sd_engine.payload["seed"] == -1
-
-
-def test_sd_engine_generate_prompt():
-    sd_engine = SDEngine()
-    sd_engine.construct_payload(prompt="test")
-    assert sd_engine.payload["prompt"] == "test"
-
-
-async def test_sd_engine_run_t2i():
-    sd_engine = SDEngine()
-    await sd_engine.run_t2i(prompts=["test"])
-    img_path = CONFIG.path / "resources" / "SD_Output" / "output_0.png"
-    assert os.path.exists(img_path)
diff --git a/tests/metagpt/tools/test_search_engine.py b/tests/metagpt/tools/test_search_engine.py
index dab466af7..411929f64 100644
--- a/tests/metagpt/tools/test_search_engine.py
+++ b/tests/metagpt/tools/test_search_engine.py
@@ -14,7 +14,7 @@ from typing import Callable
 import pytest
 
 import tests.data.search
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.logs import logger
 from metagpt.tools import SearchEngineType
 from metagpt.tools.search_engine import SearchEngine
@@ -50,13 +50,12 @@ async def test_search_engine(search_engine_type, run_func: Callable, max_results
     # Prerequisites
     cache_json_path = None
     if search_engine_type is SearchEngineType.SERPAPI_GOOGLE:
-        assert CONFIG.SERPAPI_API_KEY and CONFIG.SERPAPI_API_KEY != "YOUR_API_KEY"
+        assert config.search["serpapi"]
         cache_json_path = search_cache_path / f"serpapi-metagpt-{max_results}.json"
     elif search_engine_type is SearchEngineType.DIRECT_GOOGLE:
-        assert CONFIG.GOOGLE_API_KEY and CONFIG.GOOGLE_API_KEY != "YOUR_API_KEY"
-        assert CONFIG.GOOGLE_CSE_ID and CONFIG.GOOGLE_CSE_ID != "YOUR_CSE_ID"
+        assert config.search["google"]
     elif search_engine_type is SearchEngineType.SERPER_GOOGLE:
-        assert CONFIG.SERPER_API_KEY and CONFIG.SERPER_API_KEY != "YOUR_API_KEY"
+        assert config.search["serper"]
         cache_json_path = search_cache_path / f"serper-metagpt-{max_results}.json"
 
     if cache_json_path:
diff --git a/tests/metagpt/tools/test_ut_writer.py b/tests/metagpt/tools/test_ut_writer.py
index eac28d56f..29b6572c2 100644
--- a/tests/metagpt/tools/test_ut_writer.py
+++ b/tests/metagpt/tools/test_ut_writer.py
@@ -9,7 +9,7 @@ from pathlib import Path
 
 import pytest
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 from metagpt.const import API_QUESTIONS_PATH, UT_PY_PATH
 from metagpt.tools.ut_writer import YFT_PROMPT_PREFIX, UTGenerator
 
@@ -20,9 +20,7 @@ class TestUTWriter:
         # Prerequisites
         swagger_file = Path(__file__).parent / "../../data/ut_writer/yft_swaggerApi.json"
         assert swagger_file.exists()
-        assert CONFIG.OPENAI_API_KEY and CONFIG.OPENAI_API_KEY != "YOUR_API_KEY"
-        assert not CONFIG.OPENAI_API_TYPE
-        assert CONFIG.OPENAI_API_MODEL
+        assert config.get_openai_llm()
 
         tags = ["测试", "作业"]
         # 这里在文件中手动加入了两个测试标签的API
diff --git a/tests/metagpt/utils/test_mermaid.py b/tests/metagpt/utils/test_mermaid.py
index 486742524..6345e9c51 100644
--- a/tests/metagpt/utils/test_mermaid.py
+++ b/tests/metagpt/utils/test_mermaid.py
@@ -9,6 +9,7 @@
 import pytest
 
 from metagpt.config import CONFIG
+from metagpt.context import CONTEXT
 from metagpt.utils.common import check_cmd_exists
 from metagpt.utils.mermaid import MMC1, mermaid_to_file
 
@@ -22,7 +23,7 @@ async def test_mermaid(engine):
     assert check_cmd_exists("npm") == 0
 
     CONFIG.mermaid_engine = engine
-    save_to = CONFIG.git_repo.workdir / f"{CONFIG.mermaid_engine}/1"
+    save_to = CONTEXT.git_repo.workdir / f"{CONFIG.mermaid_engine}/1"
     await mermaid_to_file(MMC1, save_to)
 
     # ink does not support pdf
diff --git a/tests/metagpt/utils/test_repair_llm_raw_output.py b/tests/metagpt/utils/test_repair_llm_raw_output.py
index 1970c6443..bd6169d71 100644
--- a/tests/metagpt/utils/test_repair_llm_raw_output.py
+++ b/tests/metagpt/utils/test_repair_llm_raw_output.py
@@ -2,13 +2,13 @@
 # -*- coding: utf-8 -*-
 # @Desc   : unittest of repair_llm_raw_output
 
-from metagpt.config import CONFIG
+from metagpt.config2 import config
 
 """
 CONFIG.repair_llm_output should be True before retry_parse_json_text imported.
 so we move `from ... impot ...` into each `test_xx` to avoid `Module level import not at top of file` format warning.
 """
-CONFIG.repair_llm_output = True
+config.repair_llm_output = True
 
 
 def test_repair_case_sensitivity():