# Send messages

## 什么是Send messages？

"Send messages" 即代表发送信息。与Ask a question不同的地方在于，Send messages 仅仅是发送消息，并不会等待用户的回复并且根据用户的回复执行后续的回复内容。

## Send messages类型

* ### Text
  * 文本形式的消息。单次最多可以连续发送五条。

<figure><img src="/files/a7PEh9VAbELmAJdKAGLl" alt=""><figcaption></figcaption></figure>

* ### Text\&URL Button
  * 文本与链接相结合消息形式。链接可以置放在按钮中。单次发送消息仅支持发送一条Text & URL Button形式的消息。

<figure><img src="/files/R1HF6ihqHIJMtcZt9Cye" alt=""><figcaption></figcaption></figure>

* ### Picture

以图片形式呈现的消息。

限制：.jpg, .jpeg, or .png. 5MB.

推荐尺寸：横版1125px \* 600px，竖版2:3

* ### Video

以视频形式呈现的消息。

限制：.mp4, 不超过16MB

* ### File

以文件形式呈现的消息。

限制：不超过100MB


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://helpdocs.ycloud.com/help-center/zh/chatbot/chatbot-components/send-messages.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.