diff --git a/.vscode/settings.json b/.vscode/settings.json
index 056a9f7..8389a5d 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -5,14 +5,17 @@
     "Chakroun",
     "commitlint",
     "dbaeumer",
+    "deepseek",
     "devcontainer",
     "devcontainers",
     "eamodio",
     "esbenp",
     "Gruntfuggly",
+    "langchain",
     "metas",
     "mina",
     "mindnote",
+    "openai",
     "openchat",
     "tseslint",
     "userid",
diff --git a/Dockerfile b/Dockerfile
index c624fe2..2d17ea3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,13 +2,14 @@ FROM micr.cloud.mioffice.cn/zhaoyingbo/bun:alpine-cn
 
 WORKDIR /app
 
-COPY package*.json ./
+# COPY package*.json ./
 
-COPY bun.lockb ./
+# COPY bun.lockb ./
 
-COPY .npmrc ./
+# COPY .npmrc ./
 
-RUN bun install
+
+# RUN bun install
 
 COPY . .
 
diff --git a/bun.lockb b/bun.lockb
index 00e541a..060c37b 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/db/appConfig/index.ts b/db/appConfig/index.ts
new file mode 100644
index 0000000..427740c
--- /dev/null
+++ b/db/appConfig/index.ts
@@ -0,0 +1,40 @@
+import { RecordModel } from "pocketbase"
+
+import { managePb404 } from "../../utils/pbTools"
+import pbClient from "../pbClient"
+
+interface AppConfigRecordModel extends RecordModel {
+  value: string
+}
+
+/**
+ * 获取配置
+ * @param key
+ * @returns
+ */
+const get = async (key: string) => {
+  const config = await managePb404<AppConfigRecordModel>(() =>
+    pbClient.collection("config").getFirstListItem(`key='${key}'`)
+  )
+  if (!config) return ""
+  return config.value
+}
+
+/**
+ * 获取Deepseek的apiKey
+ * @returns {string} ak
+ */
+const getDeepseekApiKey = async () => get("deepseek_api_key")
+
+/**
+ * 获取OpenAI的key
+ * @returns {string} ak
+ */
+const getOpenAIApiKey = async () => get("openai_api_key")
+
+const appConfig = {
+  getOpenAIApiKey,
+  getDeepseekApiKey,
+}
+
+export default appConfig
diff --git a/db/groupAgentConfig/index.ts b/db/groupAgentConfig/index.ts
new file mode 100644
index 0000000..8cd6838
--- /dev/null
+++ b/db/groupAgentConfig/index.ts
@@ -0,0 +1,27 @@
+import { DB } from "../../types"
+import { managePb404 } from "../../utils/pbTools"
+import pbClient from "../pbClient"
+
+const get = async (userId: string) =>
+  managePb404<DB.GroupAgentConfig>(() =>
+    pbClient
+      .collection("group_agent_config")
+      .getFirstListItem(`user_id='${userId}'`)
+  )
+
+const upsert = async (data: Partial<DB.GroupAgentConfig>) => {
+  const { user_id } = data
+  const old = await get(user_id!)
+  if (old) {
+    await pbClient.collection("group_agent_config").update(old.id, data)
+    return old.id
+  }
+  return pbClient.collection("group_agent_config").create(data)
+}
+
+const groupAgentConfig = {
+  get,
+  upsert,
+}
+
+export default groupAgentConfig
diff --git a/db/index.ts b/db/index.ts
index 9e4d405..4c11aba 100644
--- a/db/index.ts
+++ b/db/index.ts
@@ -1,5 +1,7 @@
 import apiKey from "./apiKey"
+import appConfig from "./appConfig"
 import appInfo from "./appInfo"
+import groupAgentConfig from "./groupAgentConfig"
 import log from "./log"
 import messageGroup from "./messageGroup"
 import tenantAccessToken from "./tenantAccessToken"
@@ -10,6 +12,8 @@ const db = {
   messageGroup,
   log,
   tenantAccessToken,
+  groupAgentConfig,
+  appConfig,
 }
 
 export default db
diff --git a/package.json b/package.json
index 05e3f7b..b59d7c6 100644
--- a/package.json
+++ b/package.json
@@ -36,9 +36,10 @@
   "dependencies": {
     "@egg/hooks": "^1.2.0",
     "@egg/lark-msg-tool": "^1.2.1",
-    "@egg/logger": "^1.4.2",
-    "@egg/net-tool": "^1.6.3",
+    "@egg/logger": "^1.4.3",
+    "@egg/net-tool": "^1.6.5",
     "@egg/path-tool": "^1.3.0",
+    "@langchain/openai": "^0.3.0",
     "joi": "^17.13.3",
     "node-schedule": "^2.1.1",
     "p-limit": "^6.1.0",
diff --git a/routes/bot/actionMsg.ts b/routes/bot/actionMsg.ts
index 14274d2..bd2d174 100644
--- a/routes/bot/actionMsg.ts
+++ b/routes/bot/actionMsg.ts
@@ -1,15 +1,15 @@
-import type { LarkAction } from "@egg/lark-msg-tool"
 import { getActionType, getIsActionMsg } from "@egg/lark-msg-tool"
 import { sleep } from "bun"
 
 import { Context } from "../../types"
+import groupAgent from "./groupAgent"
 
 /**
  * 返回ChatId卡片
  * @param {LarkAction.Data} body
  * @returns {Promise<string>} 返回包含ChatId卡片的JSON字符串
  */
-const makeChatIdCard = async (body: LarkAction.Data): Promise<string> => {
+const makeChatIdCard = async ({ body }: Context.Data): Promise<string> => {
   await sleep(500)
   return JSON.stringify({
     type: "template",
@@ -27,6 +27,7 @@ const makeChatIdCard = async (body: LarkAction.Data): Promise<string> => {
 
 const ACTION_MAP = {
   chat_id: makeChatIdCard,
+  group_selector: groupAgent.setChatGroupContext,
 }
 
 /**
@@ -34,11 +35,8 @@ const ACTION_MAP = {
  * @param {Context.Data} ctx - 上下文数据，包含body, larkService和logger
  * @returns {Promise<void>} 无返回值
  */
-const manageBtnClick = async ({
-  body,
-  larkService,
-  logger,
-}: Context.Data): Promise<void> => {
+const manageBtnClick = async (ctx: Context.Data): Promise<void> => {
+  const { body, larkService, logger } = ctx
   const { action } = body?.action?.value as {
     action: keyof typeof ACTION_MAP
   }
@@ -46,7 +44,7 @@ const manageBtnClick = async ({
   if (!action) return
   const func = ACTION_MAP[action]
   if (!func) return
-  const card = await func(body)
+  const card = await func(ctx)
   if (!card) return
   // 更新飞书的卡片
   await larkService.message.update(body.open_message_id, card)
@@ -64,5 +62,6 @@ export const manageActionMsg = (ctx: Context.Data): boolean => {
   }
   const actionType = getActionType(ctx.body)
   if (actionType === "button") manageBtnClick(ctx)
+  if (actionType === "select_static") manageBtnClick(ctx)
   return true
 }
diff --git a/routes/bot/eventMsg.ts b/routes/bot/eventMsg.ts
index 0a1f5dd..a72d9a9 100644
--- a/routes/bot/eventMsg.ts
+++ b/routes/bot/eventMsg.ts
@@ -11,6 +11,7 @@ import {
 import { LarkService } from "../../services"
 import { Context } from "../../types"
 import createKVTemp from "../sheet/createKVTemp"
+import groupAgent from "./groupAgent"
 
 /**
  * 是否为P2P或者群聊并且艾特了小煎蛋
@@ -37,12 +38,17 @@ const filterIllegalMsg = ({
 }: Context.Data): boolean => {
   // 没有chatId的消息不处理
   const chatId = getChatId(body)
-  logger.debug(`bot req chatId: ${chatId}`)
+  logger.info(`bot req chatId: ${chatId}`)
   if (!chatId) return true
 
+  // 非私聊和群聊中艾特小煎蛋的消息不处理
+  if (!getIsP2pOrGroupAtBot(body)) {
+    return true
+  }
+
   // 获取msgType
   const msgType = getMsgType(body)
-  logger.debug(`bot req msgType: ${msgType}`)
+  logger.info(`bot req msgType: ${msgType}`)
   // 放行纯文本消息
   if (msgType === "text") {
     // 过滤艾特全体成员的消息
@@ -79,19 +85,19 @@ const filterIllegalMsg = ({
  * @param {LarkService} service - Lark服务实例
  */
 const manageIdMsg = (chatId: string, service: LarkService): void => {
-  const content = JSON.stringify({
-    type: "template",
-    data: {
-      config: {
-        update_multi: true,
-      },
-      template_id: "ctp_AAi3NnHb6zgK",
-      template_variable: {
-        chat_id: chatId,
-      },
-    },
+  service.message.sendTemp("chat_id", chatId, "ctp_AAi3NnHb6zgK", {
+    chat_id: chatId,
+  })
+}
+
+/**
+ * 回复引导消息
+ * @param {Context.Data} ctx - 上下文数据，包含body, larkService和logger
+ */
+const manageHelpMsg = (chatId: string, service: LarkService): void => {
+  service.message.sendTemp("chat_id", chatId, "ctp_AAyVx5R39xU9", {
+    chat_id: chatId,
   })
-  service.message.send("chat_id", chatId, "interactive", content)
 }
 
 /**
@@ -102,15 +108,20 @@ const manageIdMsg = (chatId: string, service: LarkService): void => {
 const manageCMDMsg = (ctx: Context.Data): boolean => {
   const { body, logger, larkService, attachService } = ctx
   const text = getMsgText(body)
-  logger.debug(`bot req text: ${text}`)
+  logger.info(`bot req text: ${text}`)
   const chatId = getChatId(body)
-  if (!chatId) return false
   // 处理命令消息
   if (text.trim() === "/id") {
     logger.info(`bot command is /id, chatId: ${chatId}`)
     manageIdMsg(chatId, larkService)
     return true
   }
+  // 帮助
+  if (text.trim() === "/help") {
+    logger.info(`bot command is /help, chatId: ${chatId}`)
+    manageHelpMsg(chatId, larkService)
+    return true
+  }
   // CI监控
   if (text.trim() === "/ci") {
     logger.info(`bot command is /ci, chatId: ${chatId}`)
@@ -136,33 +147,21 @@ const manageCMDMsg = (ctx: Context.Data): boolean => {
     createKVTemp.createFromEvent(ctx)
     return true
   }
+  // 选择群组信息
+  if (text.trim() === "/sg") {
+    logger.info(`bot command is /sg, chatId: ${chatId}`)
+    groupAgent.sendGroupSelector(ctx)
+    return true
+  }
+  // 获取当前群组信息
+  if (text.trim() === "/cg") {
+    logger.info(`bot command is /cg, chatId: ${chatId}`)
+    groupAgent.getCurrentGroup(ctx)
+    return true
+  }
   return false
 }
 
-/**
- * 回复引导消息
- * @param {Context.Data} ctx - 上下文数据，包含body, larkService和logger
- */
-const replyGuideMsg = ({ body, larkService, logger }: Context.Data): void => {
-  const chatId = getChatId(body)
-  logger.info(`reply guide message, chatId: ${chatId}`)
-  if (!chatId) return
-  const content = JSON.stringify({
-    type: "template",
-    data: {
-      config: {
-        enable_forward: false,
-        update_multi: true,
-      },
-      template_id: "ctp_AAyVx5R39xU9",
-      template_variable: {
-        chat_id: chatId,
-      },
-    },
-  })
-  larkService.message.send("chat_id", chatId, "interactive", content)
-}
-
 /**
  * 处理Event消息
  * @param {Context.Data} ctx - 上下文数据
@@ -181,7 +180,7 @@ export const manageEventMsg = (ctx: Context.Data): boolean => {
   if (manageCMDMsg(ctx)) {
     return true
   }
-  // 返回引导消息
-  replyGuideMsg(ctx)
+  // 群组消息处理
+  groupAgent.manageGroupMsg(ctx)
   return true
 }
diff --git a/routes/bot/groupAgent/groupManager.ts b/routes/bot/groupAgent/groupManager.ts
new file mode 100644
index 0000000..854e09f
--- /dev/null
+++ b/routes/bot/groupAgent/groupManager.ts
@@ -0,0 +1,74 @@
+import { getChatId, LarkAction, LarkEvent } from "@egg/lark-msg-tool"
+
+import db from "../../../db"
+import { Context } from "../../../types"
+import { genGroupAgentSuccessMsg } from "../../../utils/genMsg"
+
+/**
+ * 发送群组选择器
+ * @param ctx - 上下文数据，包含body和larkService
+ */
+const sendGroupSelector = async ({ larkService, body }: Context.Data) => {
+  const chatId = getChatId(body)!
+  const { data: innerList } = await larkService.chat.getInnerList()
+  // 组织群组数据
+  const groups = innerList.map((v) => ({
+    text: v.name,
+    value: `${v.chat_id}|${v.name}`,
+  }))
+  larkService.message.sendTemp("chat_id", chatId, "ctp_AA00oqPWPTdc", {
+    groups,
+  })
+}
+
+/**
+ * 获取当前群组
+ * @param ctx - 上下文数据，包含body和larkService
+ */
+const getCurrentGroup = async (ctx: Context.Data, needSendMsg = true) => {
+  const body = ctx.body as LarkEvent.Data
+  const chatId = getChatId(body)!
+  const group = await db.groupAgentConfig.get(
+    body.event.sender.sender_id.user_id
+  )
+  if (!needSendMsg) return group
+  if (!group) {
+    await sendGroupSelector(ctx)
+    return
+  }
+  const msg = genGroupAgentSuccessMsg(`当前群组：${group.chat_name}`)
+  ctx.larkService.message.send("chat_id", chatId, "interactive", msg)
+}
+
+/**
+ * 设置群组上下文
+ * @param ctx - 上下文数据，包含body, larkService和logger
+ */
+const setChatGroupContext = async (ctx: Context.Data) => {
+  const { larkService, logger } = ctx
+  const body = ctx.body as LarkAction.Data
+  const targetId = body?.action?.option?.split?.("|")[0]
+  const targetName = body?.action?.option?.split?.("|")[1]
+  if (!targetId || !targetName) {
+    logger.error(
+      `invalid targetId or targetName: ${JSON.stringify(body?.action)}`
+    )
+  }
+  // 更新群组数据
+  await db.groupAgentConfig.upsert({
+    user_id: body.user_id,
+    chat_id: targetId,
+    chat_name: targetName,
+  })
+  // 更新成功消息
+  const successMsg = genGroupAgentSuccessMsg(`已将群组切换至 ${targetName}`)
+  larkService.message.update(body.open_message_id, successMsg)
+}
+
+const groupManager = {
+  sendGroupSelector,
+  setChatGroupContext,
+  getCurrentGroup,
+}
+
+export default groupManager
diff --git a/routes/bot/groupAgent/index.ts b/routes/bot/groupAgent/index.ts
new file mode 100644
index 0000000..7a06954
--- /dev/null
+++ b/routes/bot/groupAgent/index.ts
@@ -0,0 +1,118 @@
+import { getChatId, getMsgText, LarkEvent } from "@egg/lark-msg-tool"
+
+import db from "../../../db"
+import { Context } from "../../../types"
+import {
+  genGroupAgentErrorMsg,
+  genGroupAgentSuccessMsg,
+} from "../../../utils/genMsg"
+import llm from "../../../utils/llm"
+import groupManager from "./groupManager"
+
+/**
+ * 根据聊天历史回答用户的问题
+ * @param ctx - 上下文数据
+ * @param userInput - 用户输入
+ * @param targetChatId - 目标群组ID
+ * @param loadingMsgId - loading消息ID
+ */
+const chat2llm = async (
+  ctx: Context.Data,
+  userInput: string,
+  targetChatId: string,
+  loadingMsgId?: string
+) => {
+  const { logger, body } = ctx
+  // 发送消息给Deepseek模型解析时间，返回格式为 YYYY-MM-DD HH:mm:ss
+  const { startTime, endTime } = await llm.parseTime(userInput)
+  logger.info(`Parsed result: startTime = ${startTime}, endTime = ${endTime}`)
+  // 获取服务器的时区偏移量（以分钟为单位）
+  const serverTimezoneOffset = new Date().getTimezoneOffset()
+  // 上海时区的偏移量（UTC+8，以分钟为单位）
+  const shanghaiTimezoneOffset = -8 * 60
+  // 计算时间戳，调整为上海时区
+  const startTimeTimestamp =
+    Math.round(new Date(startTime).getTime() / 1000) +
+    (shanghaiTimezoneOffset - serverTimezoneOffset) * 60
+  const endTimeTimestamp =
+    Math.round(new Date(endTime).getTime() / 1000) +
+    (shanghaiTimezoneOffset - serverTimezoneOffset) * 60
+
+  // 获取群聊中的历史记录
+  const { data: chatHistory } = await ctx.larkService.message.getHistory(
+    targetChatId,
+    String(startTimeTimestamp),
+    String(endTimeTimestamp)
+  )
+  // 如果没有历史记录则返回错误消息
+  if (chatHistory.length === 0) {
+    logger.error("Chat history is empty")
+    const content = genGroupAgentErrorMsg("未找到聊天记录")
+    if (loadingMsgId) {
+      await ctx.larkService.message.update(loadingMsgId, content)
+    } else {
+      await ctx.larkService.message.sendInteractive2Chat(
+        getChatId(body),
+        content
+      )
+    }
+    return
+  }
+  logger.debug(`Chat history: ${JSON.stringify(chatHistory)}`)
+  const llmRes = await llm.queryWithChatHistory(
+    userInput,
+    JSON.stringify(chatHistory)
+  )
+  logger.info(`LLM result: ${llmRes.content}`)
+  const successMsg = genGroupAgentSuccessMsg(llmRes.content as string)
+  // 发送LLM结果
+  if (loadingMsgId) {
+    await ctx.larkService.message.update(loadingMsgId, successMsg)
+  } else {
+    await ctx.larkService.message.sendInteractive2Chat(
+      getChatId(body),
+      successMsg
+    )
+  }
+}
+
+/**
+ * 群组代理处理消息
+ * @param ctx - 上下文数据
+ */
+const manageGroupMsg = async (ctx: Context.Data) => {
+  const { logger } = ctx
+  logger.info("Start to manage group message")
+  const body = ctx.body as LarkEvent.Data
+  // 获取用户输入
+  const userInput = getMsgText(body)
+  // 先获取当前对话的目标群组ID
+  const group = await groupManager.getCurrentGroup(ctx, false)
+  // 没有目标群组ID则发送群组选择器，并保存当前问题，在选择后立即处理
+  if (!group || !group.chat_id) {
+    logger.info("No group found, send group selector")
+    groupManager.sendGroupSelector(ctx)
+    db.groupAgentConfig.upsert({
+      user_id: body.event.sender.sender_id.user_id,
+      pre_query: userInput,
+    })
+    return
+  }
+  // 发送一个loading的消息
+  const loadingRes = await ctx.larkService.message.sendInteractive2Chat(
+    getChatId(body),
+    genGroupAgentSuccessMsg("小煎蛋正在爬楼中，请稍等...")
+  )
+  if (loadingRes.code !== 0) {
+    logger.error("Failed to send loading message")
+  }
+  const { message_id } = loadingRes.data
+  await chat2llm(ctx, userInput, group.chat_id, message_id)
+}
+
+const groupAgent = {
+  ...groupManager,
+  manageGroupMsg,
+}
+
+export default groupAgent
diff --git a/routes/sheet/createKVTemp.ts b/routes/sheet/createKVTemp.ts
index 472db8a..5a3f107 100644
--- a/routes/sheet/createKVTemp.ts
+++ b/routes/sheet/createKVTemp.ts
@@ -1,7 +1,7 @@
 import { getChatId, getChatType, getUserId } from "@egg/lark-msg-tool"
 
 import { Context, LarkServer } from "../../types"
-import { genSheetDbErrorMsg, genTempMsg } from "../../utils/genMsg"
+import { genSheetDbErrorMsg } from "../../utils/genMsg"
 
 /**
  * 创建键值多维表格
@@ -93,8 +93,12 @@ const createFromEvent = async (ctx: Context.Data) => {
       if (addRes.code !== 0) throw new Error(addRes.message)
     }
     // 全部成功，发送成功消息
-    const successMsg = genTempMsg("ctp_AA00oqPWPXtG", createRes.data)
-    ctx.larkService.message.send("chat_id", chatId, "interactive", successMsg)
+    ctx.larkService.message.sendTemp(
+      "chat_id",
+      chatId,
+      "ctp_AA00oqPWPXtG",
+      createRes.data
+    )
   } catch (e: any) {
     ctx.logger.error(`create KV bitable failed: ${e.message}`)
     const errorMsg = genSheetDbErrorMsg(e.message)
diff --git a/services/lark/auth.ts b/services/lark/auth.ts
index 7cee1be..35ad008 100644
--- a/services/lark/auth.ts
+++ b/services/lark/auth.ts
@@ -1,12 +1,12 @@
 import LarkBaseService from "./base"
 
 class LarkAuthService extends LarkBaseService {
-  getAk(app_id: string, app_secret: string) {
+  getAk(appId: string, appSecret: string) {
     return this.post<{ tenant_access_token: string; code: number }>(
       "/auth/v3/tenant_access_token/internal",
       {
-        app_id,
-        app_secret,
+        app_id: appId,
+        app_secret: appSecret,
       }
     )
   }
diff --git a/services/lark/base.ts b/services/lark/base.ts
index 2728e2a..cd17d15 100644
--- a/services/lark/base.ts
+++ b/services/lark/base.ts
@@ -21,7 +21,7 @@ class LarkBaseService extends NetToolBase {
         data: error.data,
         message: error.message,
       } as T
-      this.logger.error("larkNetTool catch error: ", JSON.stringify(res))
+      this.logger.error(`larkNetTool catch error: ${JSON.stringify(res)}`)
       return res
     })
   }
diff --git a/services/lark/chat.ts b/services/lark/chat.ts
new file mode 100644
index 0000000..c92a78e
--- /dev/null
+++ b/services/lark/chat.ts
@@ -0,0 +1,33 @@
+import { LarkServer } from "../../types"
+import LarkBaseService from "./base"
+
+class LarkChatService extends LarkBaseService {
+  /**
+   * 获取机器人所在群列表
+   */
+  async getInnerList() {
+    const path = "/im/v1/chats"
+    const chatList = []
+    let hasMore = true
+    let pageToken = ""
+    while (hasMore) {
+      const { data, code } = await this.get<
+        LarkServer.BaseListRes<LarkServer.ChatGroupData>
+      >(path, {
+        page_size: 100,
+        page_token: pageToken,
+      })
+      if (code !== 0) break
+      chatList.push(...data.items)
+      hasMore = data.has_more
+      pageToken = data.page_token
+    }
+    return {
+      code: 0,
+      data: chatList,
+      message: "ok",
+    }
+  }
+}
+
+export default LarkChatService
diff --git a/services/lark/drive.ts b/services/lark/drive.ts
index 411a58a..ddd2b94 100644
--- a/services/lark/drive.ts
+++ b/services/lark/drive.ts
@@ -6,14 +6,14 @@ class LarkDriveService extends LarkBaseService {
    * 批量获取文档元数据。
    *
    * @param docTokens - 文档令牌数组。
-   * @param doc_type - 文档类型，默认为 "doc"。
-   * @param user_id_type - 用户ID类型，默认为 "user_id"。
+   * @param docType - 文档类型，默认为 "doc"。
+   * @param userIdType - 用户ID类型，默认为 "user_id"。
    * @returns 包含元数据和失败列表的响应对象。
    */
   async batchGetMeta(
     docTokens: string[],
-    doc_type = "doc",
-    user_id_type = "user_id"
+    docType = "doc",
+    userIdType = "user_id"
   ) {
     const path = "/drive/v1/metas/batch_query"
     // 如果docTokens长度超出150，需要分批请求
@@ -27,11 +27,11 @@ class LarkDriveService extends LarkBaseService {
         const data = {
           request_docs: docTokensSlice.map((id) => ({
             doc_token: id,
-            doc_type,
+            doc_type: docType,
           })),
         }
         return this.post<LarkServer.BatchDocMetaRes>(path, data, {
-          user_id_type,
+          user_id_type: userIdType,
         })
       }
     )
@@ -40,7 +40,7 @@ class LarkDriveService extends LarkBaseService {
       return res.data?.metas || []
     })
 
-    const failed_list = responses.flatMap((res) => {
+    const failedList = responses.flatMap((res) => {
       return res.data?.failed_list || []
     })
 
@@ -48,7 +48,7 @@ class LarkDriveService extends LarkBaseService {
       code: 0,
       data: {
         metas,
-        failed_list,
+        failedList,
       },
       message: "success",
     }
diff --git a/services/lark/index.ts b/services/lark/index.ts
index 39143c1..5a2b056 100644
--- a/services/lark/index.ts
+++ b/services/lark/index.ts
@@ -1,4 +1,5 @@
 import LarkAuthService from "./auth"
+import LarkChatService from "./chat"
 import LarkDriveService from "./drive"
 import LarkMessageService from "./message"
 import LarkSheetService from "./sheet"
@@ -10,6 +11,7 @@ class LarkService {
   user: LarkUserService
   sheet: LarkSheetService
   auth: LarkAuthService
+  chat: LarkChatService
   requestId: string
 
   constructor(appName: string, requestId: string) {
@@ -18,6 +20,7 @@ class LarkService {
     this.user = new LarkUserService(appName, requestId)
     this.sheet = new LarkSheetService(appName, requestId)
     this.auth = new LarkAuthService(appName, requestId)
+    this.chat = new LarkChatService(appName, requestId)
     this.requestId = requestId
   }
 
diff --git a/services/lark/message.ts b/services/lark/message.ts
index 8fb0802..a3a0992 100644
--- a/services/lark/message.ts
+++ b/services/lark/message.ts
@@ -1,40 +1,114 @@
 import { LarkServer } from "../../types/larkServer"
+import { genTempMsg } from "../../utils/genMsg"
 import LarkBaseService from "./base"
 
 class LarkMessageService extends LarkBaseService {
   /**
    * 发送卡片
-   * @param {LarkServer.ReceiveIDType} receive_id_type 消息接收者id类型 open_id/user_id/union_id/email/chat_id
-   * @param {string} receive_id 消息接收者的ID，ID类型应与查询参数receive_id_type 对应
-   * @param {MsgType} msg_type 消息类型 包括：text、post、image、file、audio、media、sticker、interactive、share_chat、share_user
-   * @param {string} content 消息内容，JSON结构序列化后的字符串。不同msg_type对应不同内容
+   * @param receiveIdType 消息接收者id类型 open_id/user_id/union_id/email/chat_id
+   * @param receiveId 消息接收者的ID，ID类型应与查询参数receiveIdType 对应
+   * @param msgType 消息类型 包括：text、post、image、file、audio、media、sticker、interactive、share_chat、share_user
+   * @param content 消息内容，JSON结构序列化后的字符串。不同msgType对应不同内容
    */
   async send(
-    receive_id_type: LarkServer.ReceiveIDType,
-    receive_id: string,
-    msg_type: LarkServer.MsgType,
+    receiveIdType: LarkServer.ReceiveIDType,
+    receiveId: string,
+    msgType: LarkServer.MsgType,
     content: string
   ) {
-    const path = `/im/v1/messages?receive_id_type=${receive_id_type}`
-    if (msg_type === "text" && !content.includes('"text"')) {
+    const path = `/im/v1/messages?receive_id_type=${receiveIdType}`
+    if (msgType === "text" && !content.includes('"text"')) {
       content = JSON.stringify({ text: content })
     }
-    return this.post<LarkServer.BaseRes>(path, {
-      receive_id,
-      msg_type,
+    return this.post<LarkServer.BaseRes<{ message_id: string }>>(path, {
+      receive_id: receiveId,
+      msg_type: msgType,
       content,
     })
   }
 
   /**
-   * 更新卡片
-   * @param {string} message_id  消息id
-   * @param {string} content  消息内容，JSON结构序列化后的字符串。不同msg_type对应不同内容
+   * 发送模板消息
+   * @param receiveIdType 消息接收者id类型 open_id/user_id/union_id/email/chat_id
+   * @param receiveId 消息接收者的ID，ID类型应与查询参数receiveIdType 对应
+   * @param templateId 模板ID
+   * @param variable 模板变量
    */
-  async update(message_id: string, content: string) {
-    const path = `/im/v1/messages/${message_id}`
+  async sendTemp(
+    receiveIdType: LarkServer.ReceiveIDType,
+    receiveId: string,
+    templateId: string,
+    variable: any
+  ) {
+    return this.send(
+      receiveIdType,
+      receiveId,
+      "interactive",
+      genTempMsg(templateId, variable)
+    )
+  }
+
+  /**
+   * 发送富文本信息
+   * @param receiveId 消息接收者的ID，ID类型应与查询参数receiveIdType 对应
+   * @param content 消息内容
+   */
+  async sendInteractive2Chat(receiveId: string, content: string) {
+    return this.send("chat_id", receiveId, "interactive", content)
+  }
+
+  /**
+   * 发送文本信息
+   * @param receiveId 消息接收者的ID，ID类型应与查询参数receiveIdType 对应
+   * @param content 消息内容
+   */
+  async sendText2Chat(receiveId: string, content: string) {
+    return this.send("chat_id", receiveId, "text", content)
+  }
+
+  /**
+   * 更新卡片
+   * @param messageId  消息id
+   * @param content  消息内容，JSON结构序列化后的字符串。不同msgType对应不同内容
+   */
+  async update(messageId: string, content: string) {
+    const path = `/im/v1/messages/${messageId}`
     return this.patch<LarkServer.BaseRes>(path, { content })
   }
+
+  /**
+   * 获取消息历史记录
+   * @param chatId 会话ID
+   * @param startTime 开始时间 秒级时间戳
+   * @param endTime 结束时间 秒级时间戳
+   */
+  async getHistory(chatId: string, startTime: string, endTime: string) {
+    const path = `/im/v1/messages`
+    const messageList = [] as LarkServer.MessageData[]
+    let hasMore = true
+    let pageToken = ""
+    while (hasMore) {
+      const { code, data } = await this.get<
+        LarkServer.BaseListRes<LarkServer.MessageData>
+      >(path, {
+        container_id_type: "chat",
+        container_id: chatId,
+        start_time: startTime,
+        end_time: endTime,
+        page_size: 50,
+        page_token: pageToken,
+      })
+      if (code !== 0) break
+      messageList.push(...data.items)
+      hasMore = data.has_more
+      pageToken = data.page_token
+    }
+    return {
+      code: 0,
+      data: messageList,
+      message: "ok",
+    }
+  }
 }
 
 export default LarkMessageService
diff --git a/services/lark/sheet.ts b/services/lark/sheet.ts
index 88ce7f1..4601ddb 100644
--- a/services/lark/sheet.ts
+++ b/services/lark/sheet.ts
@@ -4,10 +4,10 @@ import LarkBaseService from "./base"
 class LarkSheetService extends LarkBaseService {
   /**
    * 向电子表格中插入行。
-   * @param {string} sheetToken - 表格令牌。
-   * @param {string} range - 插入数据的范围。
-   * @param {string[][]} values - 要插入的值。
-   * @returns {Promise<LarkServer.BaseRes>} 返回一个包含响应数据的Promise。
+   * @param sheetToken 表格令牌。
+   * @param range 插入数据的范围。
+   * @param values 要插入的值。
+   * @returns 返回一个包含响应数据的Promise。
    */
   async insertRows(sheetToken: string, range: string, values: string[][]) {
     const path = `/sheets/v2/spreadsheets/${sheetToken}/values_append?insertDataOption=INSERT_ROWS`
@@ -21,9 +21,9 @@ class LarkSheetService extends LarkBaseService {
 
   /**
    * 获取指定范围内的电子表格数据。
-   * @param {string} sheetToken - 表格令牌。
-   * @param {string} range - 要获取数据的范围。
-   * @returns {Promise<LarkServer.SpreadsheetRes>} 返回一个包含响应数据的Promise。
+   * @param sheetToken 表格令牌。
+   * @param range 要获取数据的范围。
+   * @returns 返回一个包含响应数据的Promise。
    */
   async getRange(sheetToken: string, range: string) {
     const path = `/sheets/v2/spreadsheets/${sheetToken}/values/${range}?valueRenderOption=ToString`
@@ -32,35 +32,38 @@ class LarkSheetService extends LarkBaseService {
 
   /**
    * 获取指定表格的所有数据表（多维表格专用）
-   * @param {string} appToken - 表格令牌。
-   * @returns {Promise<LarkServer.BaseRes} 返回一个包含响应数据的Promise。
+   * @param appToken 表格令牌。
+   * @returns 返回一个包含响应数据的Promise。
    */
   async getTables(appToken: string) {
     const path = `/bitable/v1/apps/${appToken}/tables`
-    let has_more = true
-    const res = [] as LarkServer.TableData[]
-    while (has_more) {
+    const tableList = [] as LarkServer.TableData[]
+    let hasMore = true
+    let pageToken = ""
+    while (hasMore) {
       const { data, code } = await this.get<
         LarkServer.BaseListRes<LarkServer.TableData>
       >(path, {
         page_size: 100,
+        page_token: pageToken,
       })
       if (code !== 0) break
-      res.push(...data.items)
-      has_more = data.has_more
+      tableList.push(...data.items)
+      hasMore = data.has_more
+      pageToken = data.page_token
     }
     return {
       code: 0,
-      data: res,
+      data: tableList,
       message: "ok",
     }
   }
 
   /**
    * 获取指定数据表的所有视图（多维表格专用）
-   * @param {string} appToken - 表格令牌。
-   * @param {string} tableId - 表格ID。
-   * @returns {Promise<LarkServer.BaseRes} 返回一个包含响应数据的Promise。
+   * @param appToken 表格令牌。
+   * @param tableId 表格ID。
+   * @returns 返回一个包含响应数据的Promise。
    */
   async getViews(appToken: string, tableId: string) {
     const path = `/bitable/v1/apps/${appToken}/tables/${tableId}/views`
@@ -85,9 +88,9 @@ class LarkSheetService extends LarkBaseService {
 
   /**
    * 获取指定数据表的记录。(多维表格专用)
-   * @param {string} appToken - 表格令牌。
-   * @param {string} tableId - 表格ID。
-   * @returns {Promise<LarkServer.BaseRes>} 返回一个包含响应数据的Promise。
+   * @param appToken 表格令牌。
+   * @param tableId 表格ID。
+   * @returns 返回一个包含响应数据的Promise。
    */
   async getRecords(appToken: string, tableId: string) {
     const path = `/bitable/v1/apps/${appToken}/tables/${tableId}/records`
diff --git a/services/lark/user.ts b/services/lark/user.ts
index 0a0e332..5758eb9 100644
--- a/services/lark/user.ts
+++ b/services/lark/user.ts
@@ -4,7 +4,7 @@ import LarkBaseService from "./base"
 class LarkUserService extends LarkBaseService {
   /**
    * 登录凭证校验
-   * @param {string} code 登录凭证
+   * @param code 登录凭证
    * @returns
    */
   async code2Login(code: string) {
@@ -14,38 +14,38 @@ class LarkUserService extends LarkBaseService {
 
   /**
    * 获取用户信息
-   * @param {string} user_id 用户ID
-   * @param {"open_id" | "user_id"} user_id_type 用户ID类型
+   * @param userId 用户ID
+   * @param userIdType 用户ID类型
    * @returns
    */
-  async getOne(user_id: string, user_id_type: "open_id" | "user_id") {
-    const path = `/contact/v3/users/${user_id}`
+  async getOne(userId: string, userIdType: "open_id" | "user_id") {
+    const path = `/contact/v3/users/${userId}`
     return this.get<LarkServer.UserInfoRes>(path, {
-      user_id_type,
+      user_id_type: userIdType,
     })
   }
 
   /**
    * 批量获取用户信息
-   * @param {string[]} user_ids 用户ID数组
-   * @param {"open_id" | "user_id"} user_id_type 用户ID类型
+   * @param userIds 用户ID数组
+   * @param userIdType 用户ID类型
    * @returns
    */
-  async batchGet(user_ids: string[], user_id_type: "open_id" | "user_id") {
+  async batchGet(userIds: string[], userIdType: "open_id" | "user_id") {
     const path = `/contact/v3/users/batch`
 
     // 如果user_id长度超出50，需要分批请求,
-    const userCount = user_ids.length
+    const userCount = userIds.length
     const maxLen = 50
 
     const requestMap = Array.from(
       { length: Math.ceil(userCount / maxLen) },
       (_, index) => {
         const start = index * maxLen
-        const user_idsSlice = user_ids.slice(start, start + maxLen)
-        const getParams = `${user_idsSlice
+        const getParams = `${userIds
+          .slice(start, start + maxLen)
           .map((id) => `user_ids=${id}`)
-          .join("&")}&user_id_type=${user_id_type}`
+          .join("&")}&user_id_type=${userIdType}`
         return this.get<LarkServer.BatchUserInfoRes>(path, getParams)
       }
     )
diff --git a/test/getChatHistory.ts b/test/getChatHistory.ts
new file mode 100644
index 0000000..ffbcee4
--- /dev/null
+++ b/test/getChatHistory.ts
@@ -0,0 +1,14 @@
+import { LarkService } from "../services"
+
+const service = new LarkService("egg", "")
+
+const currentTime = Math.floor(new Date().getTime() / 1000)
+const yesterdayTime = currentTime - 24 * 60 * 60
+
+const res = await service.message.getHistory(
+  "oc_c83f627bde3da39b01bbbfb026a00111",
+  yesterdayTime.toString(),
+  currentTime.toString()
+)
+
+console.log(JSON.stringify(res, null, 2))
diff --git a/test/getInnerList.ts b/test/getInnerList.ts
new file mode 100644
index 0000000..c541c5b
--- /dev/null
+++ b/test/getInnerList.ts
@@ -0,0 +1,7 @@
+import { LarkService } from "../services"
+
+const service = new LarkService("egg", "")
+
+const res = await service.chat.getInnerList()
+
+console.log(JSON.stringify(res, null, 2))
diff --git a/types/db.ts b/types/db.ts
index 79e047c..6e4f11c 100644
--- a/types/db.ts
+++ b/types/db.ts
@@ -1,6 +1,13 @@
 import { RecordModel } from "pocketbase"
 
 export namespace DB {
+  export interface GroupAgentConfig extends RecordModel {
+    user_id: string
+    chat_id: string
+    chat_name: string
+    pre_query?: string
+  }
+
   export interface AppInfo extends RecordModel {
     name: string
     app_id: string
diff --git a/types/larkServer.ts b/types/larkServer.ts
index 1e6c3a8..6ec3ad3 100644
--- a/types/larkServer.ts
+++ b/types/larkServer.ts
@@ -95,6 +95,39 @@ export namespace LarkServer {
     view_private_owner_id?: string
   }
 
+  export interface MessageData {
+    message_id: string
+    root_id: string
+    parent_id: string
+    msg_type: MsgType
+    create_time: string
+    update_time: string
+    deleted: boolean
+    updated: boolean
+    chat_id: string
+    sender: {
+      id: string
+      id_type: "open_id" | "app_id"
+      sender_type: "user" | "app"
+    }
+    body: {
+      content: string
+    }
+    mentions: any[]
+    upper_message_id: string
+  }
+
+  export interface ChatGroupData {
+    avatar: string
+    chat_id: string
+    description: string
+    external: boolean
+    name: string
+    owner_id: string
+    owner_id_type: "open_id" | "user_id"
+    tenant_key: string
+  }
+
   export interface BaseRes<T = any> {
     code: number
     data: T
diff --git a/utils/genMsg.ts b/utils/genMsg.ts
index 688852f..2e062b6 100644
--- a/utils/genMsg.ts
+++ b/utils/genMsg.ts
@@ -56,6 +56,7 @@ export const genTempMsg = (id: string, variable: any) =>
     data: {
       config: {
         update_multi: true,
+        enable_forward: false,
       },
       template_id: id,
       template_variable: variable,
@@ -68,7 +69,7 @@ export const genTempMsg = (id: string, variable: any) =>
  * @returns {string} JSON 字符串
  */
 export const genSheetDbErrorMsg = (content: string) =>
-  genErrorMsg("🍳 小煎蛋 Sheet DB 错误提醒", content)
+  genErrorMsg("🍪 小煎蛋 Sheet DB 错误提醒", content)
 
 /**
  * 生成 Sheet DB 成功消息的 JSON 字符串
@@ -76,4 +77,20 @@ export const genSheetDbErrorMsg = (content: string) =>
  * @returns {string} JSON 字符串
  */
 export const genSheetDbSuccessMsg = (content: string) =>
-  genSuccessMsg("🍳 感谢使用小煎蛋 Sheet DB", content)
+  genSuccessMsg("🍪 感谢使用小煎蛋 Sheet DB", content)
+
+/**
+ * 生成 Group Agent 错误消息的 JSON 字符串
+ * @param {string} content - 消息内容
+ * @returns {string} JSON 字符串
+ */
+export const genGroupAgentErrorMsg = (content: string) =>
+  genErrorMsg("🧑‍💻 小煎蛋 Group Agent 错误提醒", content)
+
+/**
+ * 生成 Group Agent 成功消息的 JSON 字符串
+ * @param {string} content - 消息内容
+ * @returns {string} JSON 字符串
+ */
+export const genGroupAgentSuccessMsg = (content: string) =>
+  genSuccessMsg("🧑‍💻 感谢使用小煎蛋 Group Agent", content)
diff --git a/utils/llm.ts b/utils/llm.ts
new file mode 100644
index 0000000..466983a
--- /dev/null
+++ b/utils/llm.ts
@@ -0,0 +1,75 @@
+import { ChatOpenAI } from "@langchain/openai"
+import { z } from "zod"
+
+import db from "../db"
+
+/**
+ * 获取Deepseek模型
+ * @param temperature 温度
+ */
+const getDeepseekModel = async (temperature = 0) => {
+  const model = "deepseek-chat"
+  const apiKey = await db.appConfig.getDeepseekApiKey()
+  const baseURL = "https://api.deepseek.com"
+  return new ChatOpenAI({ apiKey, temperature, model }, { baseURL })
+}
+
+const timeConfig = z.object({
+  startTime: z.string().describe("开始时间，格式为 YYYY-MM-DD HH:mm:ss"),
+  endTime: z.string().describe("结束时间，格式为 YYYY-MM-DD HH:mm:ss"),
+})
+
+/**
+ * 解析时间
+ * @param userInput 用户输入
+ * @returns
+ */
+const parseTime = async (userInput: string) => {
+  const model = await getDeepseekModel()
+  const structuredLlm = model.withStructuredOutput(timeConfig, { name: "time" })
+  return await structuredLlm.invoke(
+    `
+    当前时间为 ${new Date().toLocaleString("zh-CN", { timeZone: "Asia/Shanghai" })}
+    你是一个专业的语义解析工程师，给定以下用户输入，帮我解析出开始时间和结束时间
+    如果不包含时间信息，请返回当天的起始时间到当前时间
+    用户输入：
+    \`\`\`
+    ${userInput.replaceAll("`", " ")}
+    \`\`\`
+  `
+  )
+}
+
+/**
+ * 根据聊天历史回答用户的问题
+ * @param userInput 用户输入
+ * @param chatHistory 聊天历史
+ * @returns
+ */
+const queryWithChatHistory = async (userInput: string, chatHistory: string) => {
+  const model = await getDeepseekModel(0.5)
+  return await model.invoke(
+    `
+    当前时间为 ${new Date().toLocaleString("zh-CN", { timeZone: "Asia/Shanghai" })}
+    你是一个专业的聊天记录分析工程师，给定以下用户输入和聊天历史，帮我回答用户的问题
+    如果无法回答或者用户的问题不清晰，请引导用户问出更具体的问题
+
+    用户输入：
+    \`\`\`
+    ${userInput.replaceAll("`", " ")}
+    \`\`\`
+    聊天历史：
+    \`\`\`
+    ${chatHistory.replaceAll("`", " ")}
+    \`\`\`
+  `
+  )
+}
+
+const llm = {
+  getDeepseekModel,
+  parseTime,
+  queryWithChatHistory,
+}
+
+export default llm