diff --git a/packages/engine-chronocat-api/src/api/guild/member/mute.ts b/packages/engine-chronocat-api/src/api/guild/member/mute.ts
new file mode 100644
index 0000000..34a7a34
--- /dev/null
+++ b/packages/engine-chronocat-api/src/api/guild/member/mute.ts
@@ -0,0 +1,19 @@
+import type { ChronocatContext, GuildMemberMutePayload } from '@chronocat/shell'
+import { setMemberShutUp } from '../../../definitions/groupService'
+
+export const buildGuildMemberMute =
+  (ctx: ChronocatContext) =>
+  async ({ channel_id, user_id, duration }: GuildMemberMutePayload) => {
+    await setMemberShutUp({
+      groupCode: channel_id,
+
+      memList: [
+        {
+          uid: ctx.chronocat.uix.getUid(user_id),
+          timeStamp: Math.floor(duration / 1000),
+        },
+      ],
+    })
+
+    return {}
+  }
diff --git a/packages/engine-chronocat-api/src/index.ts b/packages/engine-chronocat-api/src/index.ts
index ddb3b80..4ffded1 100644
--- a/packages/engine-chronocat-api/src/index.ts
+++ b/packages/engine-chronocat-api/src/index.ts
@@ -14,6 +14,7 @@ import { buildGuildList } from './api/guild/list'
 import { buildGuildMemberGet } from './api/guild/member/get'
 import { buildGuildMemberKick } from './api/guild/member/kick'
 import { buildGuildMemberList } from './api/guild/member/list'
+import { buildGuildMemberMute } from './api/guild/member/mute'
 import { buildGuildRemove } from './api/guild/remove'
 import { buildAssetsGet } from './api/internal/assets/get'
 import { qfaceGet, qfaceList } from './api/internal/qface'
@@ -56,6 +57,7 @@ export const apply = async (ctx: ChronocatContext) => {
   register('guild.member.get', buildGuildMemberGet(ctx))
   register('guild.member.list', buildGuildMemberList(ctx))
   register('guild.member.kick', buildGuildMemberKick(ctx))
+  register('guild.member.mute', buildGuildMemberMute(ctx))
   register('message.create', buildMessageCreate(ctx))
   register('chronocat.internal.message.create.forward', buildMessageCreate(ctx))
   register('message.get', buildMessageGet(ctx))
diff --git a/packages/shell/src/satori/routes/guild/member/mute.ts b/packages/shell/src/satori/routes/guild/member/mute.ts
new file mode 100644
index 0000000..841f2e6
--- /dev/null
+++ b/packages/shell/src/satori/routes/guild/member/mute.ts
@@ -0,0 +1,30 @@
+import type { GuildMemberMutePayload } from '../../../types'
+import type { RouteContext } from '../../types'
+
+export const guildMemberMute = async ({
+  cctx,
+  path,
+  req,
+  res,
+  json,
+}: RouteContext) => {
+  const payload = (await json()) as GuildMemberMutePayload
+
+  const validateResult = await cctx.chronocat.validate(
+    'GuildMemberMutePayload',
+  )(payload)
+
+  if (validateResult) {
+    const err = `解析 ${path} 请求时出现问题，来自 ${req.socket.remoteAddress}。${validateResult}`
+
+    cctx.chronocat.l.error(err, {
+      code: 400,
+    })
+
+    res.writeHead(400)
+    res.end(`400 bad request\n${err}`)
+    return
+  }
+
+  return await cctx.chronocat.api['guild.member.mute'](payload)
+}
diff --git a/packages/shell/src/satori/routes/index.ts b/packages/shell/src/satori/routes/index.ts
index 769b76f..ae54a2c 100644
--- a/packages/shell/src/satori/routes/index.ts
+++ b/packages/shell/src/satori/routes/index.ts
@@ -11,6 +11,7 @@ import { guildList } from './guild/list'
 import { guildMemberGet } from './guild/member/get'
 import { guildMemberKick } from './guild/member/kick'
 import { guildMemberList } from './guild/member/list'
+import { guildMemberMute } from './guild/member/mute'
 import { guildRemove } from './guild/remove'
 import { loginGet } from './login/get'
 import { messageCreate } from './message/create'
@@ -39,6 +40,7 @@ const routesIntl = {
   'guild.member.list': guildMemberList,
   'guild.member.kick': guildMemberKick,
   'guild.member.approve': notImplemented,
+  'guild.member.mute': guildMemberMute,
   'guild.member.role.set': notImplemented,
   'guild.member.role.unset': notImplemented,
   'guild.role.list': notImplemented,
diff --git a/packages/shell/src/satori/types/satoriPayloadEntity.ts b/packages/shell/src/satori/types/satoriPayloadEntity.ts
index 8058799..f85f00b 100644
--- a/packages/shell/src/satori/types/satoriPayloadEntity.ts
+++ b/packages/shell/src/satori/types/satoriPayloadEntity.ts
@@ -102,6 +102,27 @@ export interface ChannelMemberMutePayload {
   duration: number
 }
 
+export interface GuildMemberMutePayload {
+  channel_id: string
+  user_id: string
+
+  /**
+   * @title 禁言时长
+   *
+   * @description 禁言的时长，单位为毫秒。0
+   * 表示解除禁言。应当小于 30 天（259,200,000
+   * 毫秒）。目前会对向下取整到秒。
+   */
+  duration: number
+
+  /**
+   * @title 说明信息
+   *
+   * @description 禁言群组成员的说明。目前会忽略此字段。
+   */
+  comment?: string
+}
+
 export interface ChannelListPayload extends Next {
   guild_id: string
 }
diff --git a/packages/shell/src/satori/types/satoriPayloadRich.ts b/packages/shell/src/satori/types/satoriPayloadRich.ts
index 9cb3ad2..ba6bfc4 100644
--- a/packages/shell/src/satori/types/satoriPayloadRich.ts
+++ b/packages/shell/src/satori/types/satoriPayloadRich.ts
@@ -15,6 +15,7 @@ export type {
   GuildMemberKickPayload,
   GuildMemberListPayload,
   GuildMemberListResponse,
+  GuildMemberMutePayload,
   GuildRemovePayload,
   MessageDeletePayload,
   MessageGetPayload,
diff --git a/packages/shell/src/types.ts b/packages/shell/src/types.ts
index ea098e2..cfd123b 100644
--- a/packages/shell/src/types.ts
+++ b/packages/shell/src/types.ts
@@ -21,6 +21,7 @@ import type {
   GuildMemberKickPayload,
   GuildMemberListPayload,
   GuildMemberListResponse,
+  GuildMemberMutePayload,
   GuildRemovePayload,
   Login,
   Message,
@@ -113,6 +114,7 @@ export interface SatoriMethods {
   'guild.member.get': [[GuildMemberGetPayload], GuildMember]
   'guild.member.list': [[GuildMemberListPayload], GuildMemberListResponse]
   'guild.member.kick': [[GuildMemberKickPayload], Record<string, never>]
+  'guild.member.mute': [[GuildMemberMutePayload], Record<string, never>]
 
   'message.create': [
     [MessageCreatePayload, ChronocatSatoriServerConfig],