# Text message

A text message is a plain text message. You can send a text message by making a `POST` request to the `/messages:send` Conversation API [endpoint](/docs/conversation/api-reference/conversation/messages/) with the following payload:


```json
{
  "app_id": "{APP_ID}",
  "recipient": {
    "identified_by": {
      "channel_identities": [
        {
          "channel": "{CHANNEL}",
          "identity": "{IDENTITY}"
        }
      ]
    }
  },
  "message": {
    "text_message": {
      "text": "This is a text message."
    }
  }
}
```

## Text message schema

A text message can take the following parameters and properties. Required parameters are marked.

The following sections give examples of how card messages are rendered in each channel and specific parameter support:

- [WhatsApp](#whatsapp)
- [SMS](#sms)
- [Facebook Messenger](#facebook-messenger)
- [Instagram](#instagram)
- [MMS](#mms)
- [RCS](#rcs)
- [Viber Business Messages](#viber-business-messages)
- [Telegram](#telegram)
- [KakaoTalk](#kakaotalk)
- [LINE](#line)
- [WeChat](#wechat)


## WhatsApp

WhatsApp channel natively supports text messages. You can include a maximum of 4096 characters in a single text message.

Note:
This character limit applies to generic messages sent on the WhatsApp channel, which can only be sent during a customer [customer care session](https://community.sinch.com/t5/WhatsApp/What-is-a-Customer-Care-Session/ta-p/6858). [Approved template messages](https://community.sinch.com/t5/WhatsApp/What-is-a-message-template-and-why-are-they-necessary/ta-p/6857) with text-only bodies can include up to 32768 characters.

The following image gives an example of a text message.

![Text Message](/assets/whatsapp_text_message.760073d75a4e28896631aa7a242d35eb4f47fb8520b04fedb649cb050bbde9b5.3a8dbadf.png)

## SMS

SMS channel natively supports text messages. The following image gives an example of a text message.

![Text Message](/assets/sms_text_message.cfa38c58fde0e9b54dda4952280b12ae2a78c313175a1b01046295adffcdce35.22f24fc4.png)

## Facebook Messenger

Facebook Messenger supports text messages natively. The following image gives an example of a text message.

![Text Message](/assets/messenger_text_message.a34e281bac0b32b10c898a8bf9ae0cc4bb8a3c1f8acd45e5b418fe1a50224dff.46a24e6c.png)

## Instagram

Instagram supports text messages natively. The following image gives an example of a text message.

![Text Message](/assets/instagram_text_message.396764260a834d4430b6f815a61b4f42d760c290c20bccf5b271ba27554463b3.01afcbcc.png)

## MMS

MMS channel supports text messages natively.

The following image gives an example of a text message.

![Text Message](/assets/mms_text_message.b6cae1d7d2acb1589df584c0c9933ca966d47899b3fe2c2876aed2cc0d9935a1.88839cbf.png)

## RCS

The RCS channel natively supports text messages. You can include a maximum of 2000 characters in the text message. The following image gives an example of a text message:

![Text Message](/assets/rcs_text_message.cfa38c58fde0e9b54dda4952280b12ae2a78c313175a1b01046295adffcdce35.94cf44a2.png)

## Viber Business Messages

The Viber Business Messages channel natively supports text messages. The maximum length of a text message is 1000 characters. Longer content will be truncated. Texts can be formatted with markdown.

| Format | Markdown | String to be sent | Appearance on message |
|  --- | --- | --- | --- |
| Bold | One asterisk at each end of the text: * | *This text will be bold* | **This text will be bold** |
| Italics | One underscore at each end of the text: _ | _This text will be in italics_ | *This text will be in italics* |
| Monospace | Three backticks at each end of the text: ![backtick](/assets/single_backtick.9eb2c097aeafe53e27b924cf8a4ef521233c5b416848d1c6bc62f6558ab173a6.c734a361.png)![backtick](/assets/single_backtick.9eb2c097aeafe53e27b924cf8a4ef521233c5b416848d1c6bc62f6558ab173a6.c734a361.png)![backtick](/assets/single_backtick.9eb2c097aeafe53e27b924cf8a4ef521233c5b416848d1c6bc62f6558ab173a6.c734a361.png) | ![backtick](/assets/single_backtick.9eb2c097aeafe53e27b924cf8a4ef521233c5b416848d1c6bc62f6558ab173a6.c734a361.png)![backtick](/assets/single_backtick.9eb2c097aeafe53e27b924cf8a4ef521233c5b416848d1c6bc62f6558ab173a6.c734a361.png)![backtick](/assets/single_backtick.9eb2c097aeafe53e27b924cf8a4ef521233c5b416848d1c6bc62f6558ab173a6.c734a361.png)This text will be in monospace![backtick](/assets/single_backtick.9eb2c097aeafe53e27b924cf8a4ef521233c5b416848d1c6bc62f6558ab173a6.c734a361.png)![backtick](/assets/single_backtick.9eb2c097aeafe53e27b924cf8a4ef521233c5b416848d1c6bc62f6558ab173a6.c734a361.png)![backtick](/assets/single_backtick.9eb2c097aeafe53e27b924cf8a4ef521233c5b416848d1c6bc62f6558ab173a6.c734a361.png) | `This text will be in monospace` |
| Strikethrough | One tilde at each end of the text: ~ | ~This text will have a strikethrough~ | This text will have a strikethrough |


The following image gives an example of a text message:

![Text Message](/assets/viberbm_text_message.06bc76efb06b859a82500e506f213c103432f21f8c7a311efe0d093a5aa16217.c734a361.png)

## Telegram

Telegram Bot channel natively supports text messages.

When sending text messages on the Telegram Bot channel, you can use Markdown syntax in the text content. See [**Telegram Bot channel Markdown support**](/docs/conversation/channel-support/telegram/markdown) for more information.

The following image provides an example of a text message:

![Text Message](/assets/telegram_android_textmessage.0f843e68d8cbed4993099a17c1c21de80a30f67181ff31dc033557a4acda93a2.22cfd7e9.png)

## KakaoTalk

KakaoTalk supports text messages natively. The text of the Text message has a maximum length of 1000 characters.

## LINE

LINE channel natively supports text messages.

![Text Message](/assets/line_text.376d83e4c0b0be2c50fb7e2eb00e2980eebb99b7027f14438186f3c571c6c24a.7a4a72d5.jpg)

## WeChat

WeChat channel natively supports text messages.

![Text Message](/assets/wechat_text.f3341f10934cff9df998049b0eb5ea6102d8d270f0db8b16e69927196e0d9aa4.5b7624f8.png)