diff --git a/src/config.ts b/src/config.ts
index 33316d444904bc989ed471f3efec938b8eb77f37..462ad16b64eeffab81ce5c2805d6f141247d514e 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -188,7 +188,7 @@ export interface RecommendInfo {
 }
 
 export interface Sayable {
-  say(content: string, replyTo?: any|any[]): Promise<void>
+  say(content: string, replyTo?: any|any[]): Promise<boolean>
 }
 
 export interface Sleepable {
diff --git a/src/contact.ts b/src/contact.ts
index 54f68cffc0d7fa88736328cb37eeceef5aa2071d..85c065f5cc32100c169cca5ee874d2b234658970 100644
--- a/src/contact.ts
+++ b/src/contact.ts
@@ -703,7 +703,7 @@ export class Contact implements Sayable {
   public async say(text: string)
   public async say(mediaMessage: MediaMessage)
 
-  public async say(textOrMedia: string | MediaMessage): Promise<void> {
+  public async say(textOrMedia: string | MediaMessage): Promise<boolean> {
     const content = textOrMedia instanceof MediaMessage ? textOrMedia.filename() : textOrMedia
     log.verbose('Contact', 'say(%s)', content)
 
@@ -726,8 +726,7 @@ export class Contact implements Sayable {
     m.to(this)
     log.silly('Contact', 'say() from: %s to: %s content: %s', user.name(), this.name(), content)
 
-    await wechaty.send(m)
-    return
+    return await wechaty.send(m)
   }
 
 }
diff --git a/src/puppet-web/bridge.ts b/src/puppet-web/bridge.ts
index 88bcad964a5ea5a2ca108c638db8c54c3e1e0bfa..53b448465c3cc73c28a2f785e1bb2f6148570c5c 100644
--- a/src/puppet-web/bridge.ts
+++ b/src/puppet-web/bridge.ts
@@ -248,7 +248,7 @@ export class Bridge {
                 })
   }
 
-  public send(toUserName: string, content: string): Promise<void> {
+  public send(toUserName: string, content: string): Promise<boolean> {
     if (!toUserName) {
       throw new Error('UserName not found')
     }
@@ -387,7 +387,7 @@ export class Bridge {
     }
   }
 
-  public sendMedia(toUserName: string, mediaId: string, type: number): Promise<void> {
+  public sendMedia(toUserName: string, mediaId: string, type: number): Promise<boolean> {
     if (!toUserName) {
       throw new Error('UserName not found')
     }
diff --git a/src/puppet-web/puppet-web.ts b/src/puppet-web/puppet-web.ts
index 1d0e051a171d81ec322e4e0b7927c26b4b61204f..801bcee42aa1ce3c93976ce6b4625563f862a69e 100644
--- a/src/puppet-web/puppet-web.ts
+++ b/src/puppet-web/puppet-web.ts
@@ -425,7 +425,7 @@ export class PuppetWeb extends Puppet {
     return mediaId as string
   }
 
-  public async sendMedia(message: MediaMessage): Promise<void> {
+  public async sendMedia(message: MediaMessage): Promise<boolean> {
     const to = message.to()
     const room = message.room()
 
@@ -448,16 +448,17 @@ export class PuppetWeb extends Puppet {
       mediaId,
     )
 
+    let ret = false
     try {
-      await this.bridge.sendMedia(destinationId, mediaId, msgType)
+      ret = await this.bridge.sendMedia(destinationId, mediaId, msgType)
     } catch (e) {
       log.error('PuppetWeb', 'send() exception: %s', e.message)
-      throw e
+      return false
     }
-    return
+    return ret
   }
 
-   public async send(message: Message | MediaMessage): Promise<void> {
+   public async send(message: Message | MediaMessage): Promise<boolean> {
     const to   = message.to()
     const room = message.room()
 
@@ -472,8 +473,10 @@ export class PuppetWeb extends Puppet {
       destinationId = to.id
     }
 
+    let ret = false
+
     if (message instanceof MediaMessage) {
-      await this.sendMedia(message)
+      ret = await this.sendMedia(message)
     } else {
       const content = message.content()
 
@@ -483,20 +486,20 @@ export class PuppetWeb extends Puppet {
       )
 
       try {
-        await this.bridge.send(destinationId, content)
+        ret = await this.bridge.send(destinationId, content)
       } catch (e) {
         log.error('PuppetWeb', 'send() exception: %s', e.message)
         throw e
       }
     }
-    return
+    return ret
   }
 
   /**
    * Bot say...
    * send to `filehelper` for notice / log
    */
-  public async say(content: string): Promise<void> {
+  public async say(content: string): Promise<boolean> {
     if (!this.logined()) {
       throw new Error('can not say before login')
     }
@@ -505,8 +508,7 @@ export class PuppetWeb extends Puppet {
     m.to('filehelper')
     m.content(content)
 
-    await this.send(m)
-    return
+    return await this.send(m)
   }
 
   /**
diff --git a/src/puppet-web/wechaty-bro.js b/src/puppet-web/wechaty-bro.js
index 5b73fe85f4c89dbefe810a34190a653ec2b044de..c9684bc2cd638788cb94b24f65af25eb96683b98 100644
--- a/src/puppet-web/wechaty-bro.js
+++ b/src/puppet-web/wechaty-bro.js
@@ -444,7 +444,7 @@
   function getBaseRequest() {
     var accountFactory = WechatyBro.glue.accountFactory
     var BaseRequest = accountFactory.getBaseRequest()
-  
+
     return JSON.stringify(BaseRequest)
   }
 
@@ -463,17 +463,23 @@
     var confFactory = WechatyBro.glue.confFactory
 
     if (!chatFactory || !confFactory) {
-      log('send() chatFactory or confFactory not exist.')
+      log('sendMedia() chatFactory or confFactory not exist.')
       return false
     }
 
-    var m = chatFactory.createMessage({
-      ToUserName: ToUserName
-      , MediaId: MediaId
-      , MsgType: Type
-    })
-    chatFactory.appendMessage(m)
-    return chatFactory.sendMessage(m)
+    try {
+      var m = chatFactory.createMessage({
+        ToUserName: ToUserName
+        , MediaId: MediaId
+        , MsgType: Type
+      })
+      chatFactory.appendMessage(m)
+      chatFactory.sendMessage(m)
+    } catch (e) {
+      log('sendMedia() exception: ' + e.message)
+      return false
+    }
+    return true
   }
 
   function send(ToUserName, Content) {
@@ -484,13 +490,19 @@
       log('send() chatFactory or confFactory not exist.')
       return false
     }
-    var m = chatFactory.createMessage({
-      ToUserName: ToUserName
-      , Content: Content
-      , MsgType: confFactory.MSGTYPE_TEXT
-    })
-    chatFactory.appendMessage(m)
-    return chatFactory.sendMessage(m)
+    try {
+      var m = chatFactory.createMessage({
+        ToUserName: ToUserName
+        , Content: Content
+        , MsgType: confFactory.MSGTYPE_TEXT
+      })
+      chatFactory.appendMessage(m)
+      chatFactory.sendMessage(m)
+    } catch (e) {
+      log('send() exception: ' + e.message)
+      return false
+    }
+    return true
   }
   function getContact(id) {
     var contactFactory = WechatyBro.glue.contactFactory
diff --git a/src/puppet.ts b/src/puppet.ts
index e841f5a219fcc1679a220dfea542627e01c54963..270be5730c1d121899d0de2e3fd44928ce466b35 100644
--- a/src/puppet.ts
+++ b/src/puppet.ts
@@ -35,8 +35,8 @@ export abstract class Puppet extends EventEmitter implements Sayable {
 
   public abstract self(): Contact
 
-  public abstract send(message: Message | MediaMessage): Promise<void>
-  public abstract say(content: string): Promise<void>
+  public abstract send(message: Message | MediaMessage): Promise<boolean>
+  public abstract say(content: string): Promise<boolean>
 
   public abstract reset(reason?: string): void
   public abstract logout(): Promise<void>
diff --git a/src/room.ts b/src/room.ts
index 3b276eb74ad733a290abb77957603e2c4048d1e6..3d3e5035f9adffbc673ad9c8b9971965351823d4 100644
--- a/src/room.ts
+++ b/src/room.ts
@@ -163,12 +163,12 @@ export class Room extends EventEmitter implements Sayable {
     return this
   }
 
-  public say(mediaMessage: MediaMessage): Promise<any>
-  public say(content: string): Promise<any>
-  public say(content: string, replyTo: Contact): Promise<void>
-  public say(content: string, replyTo: Contact[]): Promise<void>
+  public say(mediaMessage: MediaMessage)
+  public say(content: string)
+  public say(content: string, replyTo: Contact)
+  public say(content: string, replyTo: Contact[])
 
-  public say(textOrMedia: string | MediaMessage, replyTo?: Contact|Contact[]): Promise<void> {
+  public say(textOrMedia: string | MediaMessage, replyTo?: Contact|Contact[]): Promise<boolean> {
     const content = textOrMedia instanceof MediaMessage ? textOrMedia.filename() : textOrMedia
     log.verbose('Room', 'say(%s, %s)',
                         content,
diff --git a/src/wechaty.ts b/src/wechaty.ts
index a69bbc9b45c5eafa23e4ee5e14ccb3b183558c1a..d93545bd9c673a8c07f58ba284a402b37dff7612 100644
--- a/src/wechaty.ts
+++ b/src/wechaty.ts
@@ -424,29 +424,27 @@ export class Wechaty extends EventEmitter implements Sayable {
   /**
    * @todo document me
    */
-  public async send(message: Message | MediaMessage): Promise<void> {
+  public async send(message: Message | MediaMessage): Promise<boolean> {
     if (!this.puppet) {
       throw new Error('no puppet')
     }
-    await this.puppet.send(message)
-                      .catch(e => {
-                        log.error('Wechaty', 'send() exception: %s', e.message)
-                        throw e
-                      })
-    return
+    return await this.puppet.send(message)
+                            .catch(e => {
+                              log.error('Wechaty', 'send() exception: %s', e.message)
+                              throw e
+                            })
   }
 
   /**
    * @todo document me
    */
-  public async say(content: string): Promise<void> {
+  public async say(content: string): Promise<boolean> {
     log.verbose('Wechaty', 'say(%s)', content)
 
     if (!this.puppet) {
       throw new Error('no puppet')
     }
-    this.puppet.say(content)
-    return
+    return await this.puppet.say(content)
   }
 
   /**