diff --git a/adapters/qq/src/message.ts b/adapters/qq/src/message.ts
index 0a062f0f..39e128ae 100644
--- a/adapters/qq/src/message.ts
+++ b/adapters/qq/src/message.ts
@@ -5,6 +5,10 @@ import FormData from 'form-data'
 import { escape } from '@satorijs/element'
 import { QQGuildBot } from './bot/guild'
 
+export const escapeMarkdown = (val: string) =>
+  val
+    .replace(/([\\`*_[\*_~`\]\-(#!>])/g, '\\$&')
+
 export class QQGuildMessageEncoder extends MessageEncoder<QQGuildBot> {
   private content: string = ''
   private file: Buffer
@@ -24,34 +28,39 @@ export class QQGuildMessageEncoder extends MessageEncoder<QQGuildBot> {
     const useFormData = Boolean(this.file)
     let r: QQ.Message
     this.bot.ctx.logger('qq').debug('use form data %s', useFormData)
-    if (useFormData) {
-      const form = new FormData()
-      form.append('content', this.content)
-      if (this.options?.session) {
-        form.append('msg_id', this.options?.session?.messageId)
-      }
-      if (this.file) {
-        form.append('file_image', this.file, this.filename)
-      }
-      // if (this.fileUrl) {
-      //   form.append('image', this.fileUrl)
-      // }
-      r = await this.bot.http.post<QQ.Message>(endpoint, form, {
-        headers: form.getHeaders(),
-      })
-    } else {
-      r = await this.bot.http.post<QQ.Message>(endpoint, {
-        ...{
-          content: this.content,
-          msg_id: this.options?.session?.messageId ?? this.options?.session?.id,
-          image: this.fileUrl,
-        },
-        ...(this.reference ? {
-          messageReference: {
-            message_id: this.reference,
+    try {
+      if (useFormData) {
+        const form = new FormData()
+        form.append('content', this.content)
+        if (this.options?.session) {
+          form.append('msg_id', this.options?.session?.messageId)
+        }
+        if (this.file) {
+          form.append('file_image', this.file, this.filename)
+        }
+        // if (this.fileUrl) {
+        //   form.append('image', this.fileUrl)
+        // }
+        r = await this.bot.http.post<QQ.Message>(endpoint, form, {
+          headers: form.getHeaders(),
+        })
+      } else {
+        r = await this.bot.http.post<QQ.Message>(endpoint, {
+          ...{
+            content: this.content,
+            msg_id: this.options?.session?.messageId ?? this.options?.session?.id,
+            image: this.fileUrl,
           },
-        } : {}),
-      })
+          ...(this.reference ? {
+            messageReference: {
+              message_id: this.reference,
+            },
+          } : {}),
+        })
+      }
+    } catch (e) {
+      this.bot.ctx.logger('qq').error(e)
+      this.bot.ctx.logger('qq').error('[response] %o', e.response?.data)
     }
 
     this.bot.ctx.logger('qq').debug(require('util').inspect(r, false, null, true))
@@ -121,33 +130,58 @@ export class QQGuildMessageEncoder extends MessageEncoder<QQGuildBot> {
 
 export class QQMessageEncoder extends MessageEncoder<QQBot> {
   private content: string = ''
+  private useMarkdown = false
+  private rows: QQ.InlineKeyboardRow[] = []
+  private buttonGroupState = false
   async flush() {
-    if (!this.content.trim()) return
+    if (!this.content.trim() && !this.rows.map(v => v.buttons).flat().length) return
     const data: QQ.SendMessageParams = {
       content: this.content,
       msg_type: 0,
       timestamp: Math.floor(Date.now() / 1000),
       msg_id: this.options?.session?.messageId,
     }
+
+    if (this.useMarkdown) {
+      data.msg_type = 2
+      delete data.content
+      data.markdown = {
+        content: escapeMarkdown(this.content) || ' ',
+      }
+      if (this.rows.length) {
+        data.keyboard = {
+          content: {
+            rows: this.rows,
+          },
+        }
+      }
+    }
     const session = this.bot.session()
     session.type = 'send'
-    if (this.session.isDirect) {
-      const { sendResult: { msg_id } } = await this.bot.internal.sendPrivateMessage(this.session.channelId, data)
-      session.messageId = msg_id
-    } else {
-      // FIXME: missing message id
-      await this.bot.internal.sendMessage(this.guildId, data)
+    try {
+      if (this.session.isDirect) {
+        const { sendResult: { msg_id } } = await this.bot.internal.sendPrivateMessage(this.session.channelId, data)
+        session.messageId = msg_id
+      } else {
+        // FIXME: missing message id
+        await this.bot.internal.sendMessage(this.guildId, data)
+      }
+    } catch (e) {
+      this.bot.ctx.logger('qq').error(e)
+      this.bot.ctx.logger('qq').error('[response] %o', e.response?.data)
     }
 
     // this.results.push(session.event.message)
     // session.app.emit(session, 'send', session)
     this.content = ''
+    this.rows = []
   }
 
   async sendFile(type: string, attrs: Dict) {
     if (!attrs.url.startsWith('http')) {
       return this.bot.ctx.logger('qq').warn('unsupported file url')
     }
+    await this.flush()
     let file_type = 0
     if (type === 'image') file_type = 1
     else if (type === 'video') file_type = 2
@@ -164,6 +198,26 @@ export class QQMessageEncoder extends MessageEncoder<QQBot> {
     }
   }
 
+  decodeButton(attrs: Dict, label: string) {
+    const result: QQ.Button = {
+      id: attrs.id,
+      render_data: {
+        label,
+        visited_label: label,
+        style: 0,
+      },
+      action: {
+        type: attrs.type === 'completion' ? 2
+          : (attrs.type === 'link' ? 0 : 1),
+        permission: {
+          type: 2,
+        },
+        data: attrs.data,
+      },
+    }
+    return result
+  }
+
   async visit(element: h) {
     const { type, attrs, children } = element
     if (type === 'text') {
@@ -172,6 +226,24 @@ export class QQMessageEncoder extends MessageEncoder<QQBot> {
       await this.sendFile(type, attrs)
     } else if (type === 'video' && attrs.url) {
       await this.sendFile(type, attrs)
+    } else if (type === 'button-group') {
+      this.useMarkdown = true
+      this.buttonGroupState = true
+      this.rows.push({ buttons: [] })
+      await this.render(children)
+      this.buttonGroupState = false
+    } else if (type === 'button') {
+      this.useMarkdown = true
+      if (this.buttonGroupState) {
+        const last = this.rows[this.rows.length - 1]
+        last.buttons.push(this.decodeButton(attrs, children.join('')))
+      } else {
+        this.rows.push({
+          buttons: [
+            this.decodeButton(attrs, children.join('')),
+          ],
+        })
+      }
     } else if (type === 'message') {
       await this.flush()
       await this.render(children)
diff --git a/adapters/qq/src/types.ts b/adapters/qq/src/types.ts
index ab9ba8f4..2726d27e 100644
--- a/adapters/qq/src/types.ts
+++ b/adapters/qq/src/types.ts
@@ -1173,8 +1173,10 @@ export interface SendMessageParams {
    * 当发送 md，ark，embed 的时候 centent 字段需要填入随意内容，否则发送失败
    */
   msg_type: MessageType
-  markdown?: object
-  keyboard?: object
+  markdown?: {
+    content: string
+  }
+  keyboard?: Partial<MessageKeyboard>
   ark?: object
   image?: unknown
   message_reference?: object
@@ -1209,6 +1211,12 @@ export interface UserMessage {
   attachments?: Attachment[] // not listed in document?
 }
 
+export enum ChatType {
+  GROUP = 1,
+  DIRECT = 2,
+  CHANNEL = 3
+}
+
 export interface Interaction {
   id: string
   type: 11
@@ -1217,7 +1225,7 @@ export interface Interaction {
   guild_id: string
   channel_id: string
   group_open_id: string
-  chat_type: number // @TODO enum
+  chat_type: ChatType
   data: {
     resolved: {
       button_data: string
@@ -1238,3 +1246,36 @@ export interface UserEvent {
   timestamp: number
   openid: string
 }
+
+export interface MessageKeyboard {
+  id: string
+  content: InlineKeyboard
+}
+
+export interface InlineKeyboard {
+  rows: InlineKeyboardRow[]
+}
+
+export interface InlineKeyboardRow {
+  buttons: Button[]
+}
+
+export interface Button {
+  id?: string
+  render_data: {
+    label: string
+    visited_label: string
+    style: number
+  }
+  action: {
+    type: number
+    permission: {
+      type: number
+      specify_role_ids?: string[]
+      specify_user_ids?: string
+    }
+    click_limit?: number
+    data: string
+    at_bot_show_channel_list?: string
+  }
+}
diff --git a/adapters/qq/src/utils.ts b/adapters/qq/src/utils.ts
index 9ccc4f99..c4bc5bd2 100644
--- a/adapters/qq/src/utils.ts
+++ b/adapters/qq/src/utils.ts
@@ -110,7 +110,7 @@ export async function adaptSession(bot: QQBot, input: QQ.DispatchPayload) {
   let session = bot.session()
 
   if (!['GROUP_AT_MESSAGE_CREATE', 'C2C_MESSAGE_CREATE', 'FRIEND_ADD', 'FRIEND_DEL',
-    'GROUP_ADD_ROBOT', 'GROUP_DEL_ROBOT'].includes(input.t)) {
+    'GROUP_ADD_ROBOT', 'GROUP_DEL_ROBOT', 'INTERACTION_CREATE'].includes(input.t)) {
     session = bot.guildBot.session()
   }
 
@@ -187,6 +187,28 @@ export async function adaptSession(bot: QQBot, input: QQ.DispatchPayload) {
     session.timestamp = input.d.timestamp
     session.guildId = input.d.group_openid
     session.operatorId = input.d.op_member_openid
+  } else if (input.t === 'INTERACTION_CREATE') {
+    session.type = 'interaction/button'
+    session.userId = input.d.data.resolved.user_id
+    if (input.d.chat_type === QQ.ChatType.GROUP) {
+      session.guildId = input.d.group_open_id
+      session.channelId = session.guildId
+      session.isDirect = false
+    } else if (input.d.chat_type === QQ.ChatType.CHANNEL) {
+      session.channelId = session.userId
+      session.isDirect = true
+    }
+    session.event.button = {
+      id: input.d.data.resolved.button_id,
+    }
+    // session.messageId = input.d.id // event_id is not supported for sending message
+
+    // {message: 'get header appid failed', code: 630006}
+    try {
+      await bot.internal.acknowledgeInteraction(input.d.id, 0)
+    } catch (e) {
+      bot.ctx.logger('qq').warn(e)
+    }
   } else {
     return
   }
diff --git a/packages/core/src/bot.ts b/packages/core/src/bot.ts
index 71921cdb..96e4879c 100644
--- a/packages/core/src/bot.ts
+++ b/packages/core/src/bot.ts
@@ -1,4 +1,4 @@
-import { pick, remove } from 'cosmokit'
+import { Dict, pick, remove } from 'cosmokit'
 import { Context, Fragment } from '.'
 import { Adapter } from './adapter'
 import { MessageEncoder } from './message'
@@ -26,6 +26,7 @@ export abstract class Bot<T = any> implements Login {
   public platform: string
   public adapter?: Adapter<this>
   public error?: Error
+  public callbacks: Dict<Function> = {}
 
   protected context: Context
   protected _status: Status = Status.OFFLINE
@@ -42,6 +43,11 @@ export abstract class Bot<T = any> implements Login {
     })
 
     ctx.on('dispose', () => this.dispose())
+
+    ctx.on('interaction/button', (session: Session) => {
+      const cb = this.callbacks[session.event.button.id]
+      if (cb) cb(session)
+    })
   }
 
   update(login: Login) {
diff --git a/packages/core/src/index.ts b/packages/core/src/index.ts
index b74f3283..2b540892 100644
--- a/packages/core/src/index.ts
+++ b/packages/core/src/index.ts
@@ -53,6 +53,7 @@ type EventCallback<T = void, R extends any[] = []> = (this: Session, session: Se
 export interface Events<C extends Context = Context> extends cordis.Events<C> {
   'internal/session'(session: Session): void
   'interaction/command'(session: Session): void
+  'interaction/button'(session: Session): void
   'message'(session: Session): void
   'message-created'(session: Session): void
   'message-deleted'(session: Session): void
diff --git a/packages/core/src/message.ts b/packages/core/src/message.ts
index 4ae4cd34..75cdcb75 100644
--- a/packages/core/src/message.ts
+++ b/packages/core/src/message.ts
@@ -14,9 +14,9 @@ export abstract class MessageEncoder<B extends Bot = Bot> {
   public results: Message[] = []
   public session: Session
 
-  constructor(public bot: B, public channelId: string, public guildId?: string, public options: SendOptions = {}) {}
+  constructor(public bot: B, public channelId: string, public guildId?: string, public options: SendOptions = {}) { }
 
-  async prepare() {}
+  async prepare() { }
 
   abstract flush(): Promise<void>
   abstract visit(element: h): Promise<void>
@@ -40,6 +40,12 @@ export abstract class MessageEncoder<B extends Bot = Bot> {
     })
     await this.prepare()
     this.session.elements = h.normalize(content)
+    const btns = h.select(this.session.elements, 'button').filter(v => v.attrs.type !== 'link' && !v.attrs.id)
+    for (const btn of btns) {
+      const r = (Math.random() + 1).toString(36).substring(7)
+      btn.attrs.id ||= r
+      if (typeof btn.attrs.action === 'function') this.bot.callbacks[btn.attrs.id] = btn.attrs.action
+    }
     if (await this.session.app.serial(this.session, 'before-send', this.session, this.options)) return
     const session = this.options.session ?? this.session
     await this.render(await session.transform(this.session.elements))
diff --git a/packages/protocol/src/index.ts b/packages/protocol/src/index.ts
index 77b6f0ca..bd0d8742 100644
--- a/packages/protocol/src/index.ts
+++ b/packages/protocol/src/index.ts
@@ -222,6 +222,10 @@ export interface Message {
   updatedAt?: number
 }
 
+export interface Button {
+  id: string
+}
+
 export interface Command {
   name: string
   aliases: string[]
@@ -289,6 +293,7 @@ export interface Event {
   operator?: User
   role?: GuildRole
   user?: User
+  button?: Button
   _type?: string
   _data?: any
   /** @deprecated */