LY Ads API | Developer Center

Announcement

• 2026/07/30

  Display Ads: Adding APNG image upload validation to optimize upload specifications

  We have added a restriction that prohibits the submission of APNG image files.

• 2026/07/30

  Display Ads (Auction) : Adding Connected TV video views to ad action users

  For the audience list targeting, video views on connected TVs have been added to the ad action type "Video views."

• 2026/07/30

  Display Ads (Auction): End of ad delivery due to the discontinuation of the "LINE VOOM" service

  Due to the end of the LINE VOOM service, ad delivery for Display Ads (Auction) will end.

• 2026/07/30

  Search Ads: Changes to the available duration for performance data

  Changes to the available duration for performance data

• 2026/07/24

  Display Ads (Auction): Adding list types for "similar users" in the audience list

  The "Business Manager" list type can now be selected as the source audience list for the "similar users" audience list.

• 2026/07/24

  Ad delivery test in the AI agent "Agent i"

  We would like to inform you about the test delivery for the AI agent "Agent i."

• 2026/07/23

  Display Ads: Increase minimum pixel sizes and stop adding images

  We will increase the minimum and recommended pixel sizes for some images that will be available for Display Ads.

• 2026/07/21

  Display Ads: Adding products and services subject to age restrictions

  Products/services and age thresholds have been added to the categories subject to age restrictions.

• 2026/07/15

  Search Ads: Changes to ad placement positions on the search results page

  We will change the ad placement on the search results page.

• 2026/07/10

  LY Ads: System maintenance notice for July 9, 2026 has completed

  We performed system maintenance for LY Ads.