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LINE message types

This article covers the LINE message types you can compose, including aspects and limitations, and is part of the LINE beta collection. Return to the main page.

When you compose a LINE message, you can drag-and-drop message types into the composer and then customize them.

Message types panel with message types to drag into the composer editor, including text, image, rich message, and card-based message.

Text

A LINE text message can contain up to 5,000 characters and include emojis and Liquid personalization.

Use cases include:

  • Announce a limited-time promotion for clearance stock
  • Send personalized birthday greetings with unique promotion cards
  • Share quick updates about upcoming events

A text message reminding the user not to forget about a Black Friday party and the potential to save up to 80% before midnight.

Image

A LINE image message can be added through the media library, a URL, or Liquid. These images are standalone and don’t contain clickable links.

Use cases include:

  • Showcase a vacation destination to inspire users to look into purchasing plane tickets
  • Highlight end-of-season promotions to encourage users to stock up on next year’s winter clothes with great deals
  • Start a visual countdown to a storewide annual sale

An image message promoting a toaster sale.

URL image

Use URL images for use cases that incorporate:

  • Liquid dynamic images by including the Liquid in your image source attribute. For example, you can insert https://example.com/images/?imageBanner={{first_name}} as the image URL to include a user’s first name in the image
  • Connected Content by pulling images directly from your web server or publicly accessible APIs
  • Braze catalogs by accessing images from imported CSV files and API endpoints
Specifications Recommended properties
Image file URL length 2,000 characters maximum
Image format PNG, JPEG
File size 10 MB maximum

Rich messages (image map)

A LINE rich message is an image that contains one or more links that are opened by selecting specific areas on the image. Select a rich message templates to choose how the links are mapped onto the image.

Use cases include:

  • Display a grid of newly arrived handbags with links to each bag’s respective product page
  • Present an interactive menu that starts an combo order by selecting an item
  • Lay out multiple promotions for users to choose by selecting a grid square

A four-square rich message with photos of different sandwiches in the composer editor.

Image map

Specifications Recommended properties
Image file URL length 2,000 characters maximum
Image format PNG (can be transparent), JPEG
Aspect ratio 1:1 (width:height)
File size 10 MB maximum
Specifications Recommended properties
Character count 1,000 maximum
Schemes HTTP, HTTPS, LINE, tel

Text

A text rich message can contain up to 400 characters.

A LINE card-based message allows users to scroll through multiple messages, like a carousel, and take action on the messages most relevent to them by selecting a card or a card’s buttons.

Use cases include:

  • Display promotions for specific menu items
  • Highlight this season’s best-selling jackets
  • Present a sampling of cooking tools and gadgets that are included in a kit

A card-based message with at least two cards that promote bread and sandwiches in the composer editor.

Message

Specifications Recommended properties
Columns 10 maximum
Aspect ratio Rectangle: 1.51:1
Square: 1:1
Title 40 characters maximum

Image

Specifications Recommended properties
Image URL 2,000 characters maximum
Image format JPEG or PNG
Width 1,024 pixels
File size 1 MB

Text

Specifications Recommended properties
Characters 120 maximum (no image or title)
60 maximum (message with an image or title)
Actions 3 maximum
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