Message types
Each KakaoTalk service offers different message types. Different rules may apply to each message type.
Alim Talk
To send a message using Alim Talk, you must use templates that are approved by Kakao Corp. Refer to the Deliverability and compliace for more information..
An Alim Talk message can consist of one of the following options:
- Text only
- Text + title
- Text + image
- Text + linked-type buttons
- Text + title + linked-type buttons
- Text + image + linked-type buttons
Text
Text messages support a maximum of 1,000 characters, including spaces, regardless of language. Supported languages are Korean and English.
Image
You can include images in an Alim Talk template.
To send an image using Alim Talk, follow these guidelines.
- Do not include promotional content in the image.
- Upload the image to the Kakao server during template registration.
- After the template is approved, you cannot modify the image or use a different image for that template.
Images must follow the specifications shown in the table below:
| Image | |
| Recommended size | 800 px * 400 px |
| Size limit | If the width is less than 500 px or if the aspect ratio is not 2:1, upload is not allowed |
| File format | .jpg, .png |
| File size (max) | 500 KB |
Linked-type button
You can include up to five buttons in each message. Each button can be of a different type. The following table provides information about the types of buttons that can be included in the text message.
| Button name | Purpose | Description |
|---|---|---|
| WL | Web link | Launches a web page either in the KakaoTalk in-app browser or in an external browser if you add the relevant attribute |
| AL | App link | Runs the KakaoTalk app custom scheme |
| DS | Delivery tracking | Parses the name of the courier company and the invoice number from the message content, and launches the delivery inquiry page that the courier company provides |
| MD | Message delivery | Sends a text message, which contains the text on the button and the message body, from the end user |
| BK | Bot keyword | Sends a text message, which contains the text on the button, from the end user |
| BT | Chatbot switch | Switches from the current chatbot to a different one |
Chingu Talk
To send a message using Chingu Talk, the message does not need approval by Kakao Corp.
A Chingu Talk message can consist of one of the following options:
- Text only
- Text + linked-type buttons
- Text + image
- Text + image + linked-type buttons
Text
Text messages are limited to 1,000 characters, including spaces, regardless of language. Supported languages are Korean and English.
Image
To send an image, first upload the image to the Kakao server and register it using the Alim Talk admin web interface.
Images must follow the specifications shown in the table below.
| Normal image | Wide image | |
|---|---|---|
| Body text | 400 characters | 76 characters |
| Recommended size | 720 px * 720 px | 800 px * 600 px |
| Size limit | If the width is less than 500 px, or if the aspect ratio is either less than 2:1 or exceeds 3:4, upload is not allowed | If the aspect ratio exceeds 4:3, upload is not allowed |
| File format | .jpg, .png | .jpg, .png |
| File size (max) | 500 KB | 2 MB |
Linked-type Button
You can include up to five buttons in each message. Each button can be of a different type. The following table provides information about the types of buttons that can be included in the text message.
| Button name | Purpose | Description |
|---|---|---|
| WL | Web link | Launches a web page either in the KakaoTalk in-app browser or in an external browser if you add the relevant attribute |
| AL | App link | Runs the KakaoTalk app custom scheme |
| MD | Message delivery | Sends a text message, which contains the text on the button and the message body, from the end user |
| BK | Bot keyword | Sends a text message, which contains the text on the button, from the end user |
Sangdam Talk
Outbound messages
Text
Text messages are limited to 1,000 characters, including spaces, regardless of language. Supported languages are Korean and English.
Image
To send either an image or an image for linked-type buttons, first upload the image to the Kakao server.
Images must follow the specifications shown in the table below.
| Image | Image for linked-type button | |
|---|---|---|
| Recommended size | 720 px * 720 px | |
| Size limit | If the width is less than 500 px, or if the aspect ratio is either less than 2:1 or exceeds 3:4, upload is not allowed | |
| File format | .jpg, .png, .gif | .jpg, .png |
| File size (max) | 5 MB | 0.5 MB |
Linked-type button
You can include up to five buttons in each message. Each button can be of a different type. The following table provides information about the types of buttons that can be included in the text message.
| Button name | Purpose | Description |
|---|---|---|
| WL | Web link | Launches a web page either in the KakaoTalk in-app browser or in an external browser if you add the relevant attribute |
| AL | App link | Runs the KakaoTalk app custom scheme |
| MD | Message delivery | Sends a text message, which contains the text on the button and the message body, from the end user |
| BK | Bot keyword | Sends a text message, which contains the text on the button, from the end user |
Inbound messages
An inbound Sangdam Talk message can consist of the following:
- Text
- Image
- Video
- Audio
Media must follow the specifications shown in the table below.
| Image | Video | Audio | |
|---|---|---|---|
| File format | .jpg, .jpeg, .gif, .bmp, .png, .tiff | .mp4, .m4v, .avi, .asf, .wmv, .mkv, .ts, .mpg, .mpeg, .mov, .flv, .ogv | .mp3, .wav, .flac, .tta, .tak, .aac, .wma, .ogg, .m4a |
| File size (max) | Mobile: 15 MB PC: 300 MB |
300 MB | PC: 300 MB |
| Duration (max) | 5 minutes when recording using KakaoTalk | Mobile: 5 minutes |