diff --git a/app/sender/discord/__init__.py b/app/sender/discord/__init__.py
index 11d4552e..1bc533d6 100644
--- a/app/sender/discord/__init__.py
+++ b/app/sender/discord/__init__.py
@@ -37,6 +37,7 @@
     save_credential,
     dict2markdown,
     learn_instruction,
+    logout,
 )
 from llmkira.openapi.trigger import get_trigger_loop
 from ...components.credential import Credential, ProviderError
@@ -319,6 +320,19 @@ async def listen_endpoint_command(
                     ephemeral=True,
                 )
 
+        @client.include
+        @crescent.command(
+            dm_enabled=True, name="logout", description="clear your credential"
+        )
+        async def listen_logout_command(ctx: crescent.Context):
+            reply = await logout(
+                uid=uid_make(__sender__, ctx.user.id),
+            )
+            return await ctx.respond(
+                ephemeral=True,
+                content=reply,
+            )
+
         @client.include
         @crescent.command(
             dm_enabled=True, name="clear", description="clear your message  history"
diff --git a/app/sender/discord/event.py b/app/sender/discord/event.py
index 965f9f3c..c3441dbd 100644
--- a/app/sender/discord/event.py
+++ b/app/sender/discord/event.py
@@ -16,7 +16,8 @@ def help_message():
     `/tool` - Check all useful tools
     `/clear` - wipe memory of your chat
     `/auth` - activate a task (my power)
-    `/login` - login
+    `/login` - set credential
+    `/logout` - clear credential
     `/login_via_url` - login via url
     `/env` - set environment variable, split by ; ,  use `/env ENV=NONE` to disable a env.
     `/learn` - set your system prompt, reset by `/learn reset`
diff --git a/app/sender/kook/__init__.py b/app/sender/kook/__init__.py
index afecc2d1..1af93fdb 100644
--- a/app/sender/kook/__init__.py
+++ b/app/sender/kook/__init__.py
@@ -34,6 +34,7 @@
     save_credential,
     dict2markdown,
     learn_instruction,
+    logout,
 )
 from llmkira.openapi.trigger import get_trigger_loop
 from ...components.credential import ProviderError, Credential
@@ -331,6 +332,15 @@ async def listen_login_command(
                     type=MessageTypes.KMD,
                 )
 
+        @bot.command(name="logout")
+        async def listen_logout_command(msg: Message):
+            reply = await logout(uid=uid_make(__sender__, msg.author_id))
+            return await msg.reply(
+                content=convert(reply),
+                is_temp=True,
+                type=MessageTypes.KMD,
+            )
+
         @bot.command(name="clear")
         async def listen_clear_command(msg: Message):
             await global_message_runtime.update_session(
diff --git a/app/sender/kook/event.py b/app/sender/kook/event.py
index 406df916..2802c999 100644
--- a/app/sender/kook/event.py
+++ b/app/sender/kook/event.py
@@ -35,7 +35,8 @@ def help_message():
     `/tool` - Check all useful tools
     `/clear` - wipe memory of your chat
     `/auth` - activate a task (my power)
-    `/login` - login openai
+    `/login` - set credential
+    `/logout` - clear credential
     `/login_via_url` - login via provider url
     `/env` - set environment variable, split by ; ,  use `/env ENV=NONE` to disable a env.
     `/learn` - set your system prompt, reset by `/learn reset`
diff --git a/app/sender/slack/__init__.py b/app/sender/slack/__init__.py
index 0714f4ce..9cf2146d 100644
--- a/app/sender/slack/__init__.py
+++ b/app/sender/slack/__init__.py
@@ -25,6 +25,7 @@
     login,
     dict2markdown,
     learn_instruction,
+    logout,
 )
 from app.setting.slack import BotSetting
 from llmkira.kv_manager.env import EnvManager
@@ -248,6 +249,16 @@ async def listen_login_command(ack: AsyncAck, respond: AsyncRespond, command):
             )
             return await respond(text=reply)
 
+        @bot.command(command="/logout")
+        async def listen_logout_command(ack: AsyncAck, respond: AsyncRespond, command):
+            command: SlashCommand = SlashCommand.model_validate(command)
+            await ack()
+            if not command.text:
+                return
+            _arg = command.text
+            reply = await logout(uid=uid_make(__sender__, command.user_id))
+            return await respond(text=reply)
+
         @bot.command(command="/env")
         async def listen_env_command(ack: AsyncAck, respond: AsyncRespond, command):
             command: SlashCommand = SlashCommand.model_validate(command)
diff --git a/app/sender/slack/event.py b/app/sender/slack/event.py
index 4876b8ad..2484f0f1 100644
--- a/app/sender/slack/event.py
+++ b/app/sender/slack/event.py
@@ -24,6 +24,7 @@ def help_message():
 `/clear` - forget...you
 `/auth` - activate a task (my power),but outside the thread
 `/login` - login via url or raw
+`/logout` - clear credential
 `/env` - set environment variable, split by ; ,  use `/env ENV=NONE` to disable a env.
 `/learn` - set your system prompt, reset by `/learn reset`
 
diff --git a/app/sender/telegram/__init__.py b/app/sender/telegram/__init__.py
index dbbb6599..9045e11e 100644
--- a/app/sender/telegram/__init__.py
+++ b/app/sender/telegram/__init__.py
@@ -5,12 +5,12 @@
 # @Software: PyCharm
 from typing import Optional, Union, List
 
+import telegramify_markdown
 from loguru import logger
 from telebot import formatting, util
 from telebot import types
 from telebot.async_telebot import AsyncTeleBot
 from telebot.asyncio_storage import StateMemoryStorage
-from telebot.formatting import escape_markdown
 from telegramify_markdown import convert
 
 from app.sender.util_func import (
@@ -23,6 +23,7 @@
     TimerObjectContainer,
     dict2markdown,
     learn_instruction,
+    logout,
 )
 from app.setting.telegram import BotSetting
 from llmkira.kv_manager.env import EnvManager
@@ -251,6 +252,17 @@ async def listen_login_command(message: types.Message):
                 parse_mode="MarkdownV2",
             )
 
+        @bot.message_handler(commands="logout", chat_types=["private"])
+        async def listen_logout_command(message: types.Message):
+            logger.debug("Debug:logout command")
+            _cmd, _arg = parse_command(command=message.text)
+            reply = await logout(uid=uid_make(__sender__, message.from_user.id))
+            await bot.reply_to(
+                message,
+                text=reply,
+                parse_mode="MarkdownV2",
+            )
+
         @bot.message_handler(commands="env", chat_types=["private"])
         async def listen_env_command(message: types.Message):
             _cmd, _arg = parse_command(command=message.text)
@@ -299,8 +311,7 @@ async def listen_help_command(message: types.Message):
             _message = await bot.reply_to(
                 message,
                 text=formatting.format_text(
-                    formatting.mbold("🥕 Help"),
-                    escape_markdown(help_message()),
+                    telegramify_markdown.convert(help_message()),
                     separator="\n",
                 ),
                 parse_mode="MarkdownV2",
diff --git a/app/sender/telegram/event.py b/app/sender/telegram/event.py
index b327f522..09d6d475 100644
--- a/app/sender/telegram/event.py
+++ b/app/sender/telegram/event.py
@@ -7,18 +7,22 @@
 
 def help_message():
     return """
-    /help - show help message
-    /chat - just want to chat with me
-    /task - chat with function_enable
-    /ask - chat with function_disable
-    /tool - check all useful tools
-    /clear - clear the chat history
-    /auth - auth the tool_call
-    /learn - set your system prompt, reset by `/learn reset`
+# Command List
 
-Private Chat Only:
-    /login - login via url or something
-    /env - set v-env split by ; ,  use `/env ENV=NONE` to disable a env.
+`/help` - show help message
+`/chat` - just want to chat with me
+`/task` - chat with function_enable
+`/ask` - chat with function_disable
+`/tool` - check all useful tools
+`/clear` - clear the chat history
+`/auth` - auth the tool_call
+`/learn` - set your system prompt, reset by `/learn reset`
 
-!Please confirm that that bot instance is secure, some plugins may be dangerous on unsafe instance.
+**Private Chat Only**
+
+`/login` - login via url or something
+`/logout` - clear credential
+`/env` - set v-env split by ; ,  use `/env ENV=NONE` to disable a env.
+
+> Please confirm that that bot instance is secure, some plugins may be dangerous on unsafe instance, wink~
 """
diff --git a/app/sender/util_func.py b/app/sender/util_func.py
index cb835de1..37d67252 100644
--- a/app/sender/util_func.py
+++ b/app/sender/util_func.py
@@ -220,6 +220,18 @@ async def login(uid: str, arg_string) -> str:
         return error
 
 
+async def logout(uid: str) -> str:
+    """
+    Logout
+    :param uid: uid_make
+    :return: str message
+    """
+    user = await USER_MANAGER.read(user_id=uid)
+    user.credential = None
+    await USER_MANAGER.save(user_model=user)
+    return telegramify_markdown.convert("Logout success! Welcome back master!")
+
+
 class TimerObjectContainer:
     def __init__(self):
         self.users = {}