Thumbnail sizes by social platform

Mr. Latte ∙ Software Development Expert

Open Graph

• Image: 1200px x 630px (1.91:1)

KakaoTalk

• Web link thumbnail image: 800px x 400px
  • Anything that is not 800px x 400px gets resized and cropped to fit
• Clear the cache: https://developers.kakao.com/tool/debugger/sharing

Facebook

• Cover image: 851px x 315px
• Profile image: 1:1 crop
• Post image: 720px, 960px or 2048px wide (under 15MB)
• Event image: 1200px x 628px (2:1)
• Clear the cache: https://developers.facebook.com/tools/debug/

Instagram

• Profile: 110px x 110px (1:1)
• Post: 1080px x 1080px (1:1)
• Story: 1080px x 1920px (16:9)

Twitter

• Profile image: 400px x 400px
• In-stream image: 600px x 335px (16:9)
• Expanded in-stream image: 1200px x 675px
• Ad image: 600px minimum (1:1)
• Video: 1200px x 1200px (16:9)
• Card image: 800px x 418px (1.91:1)
• Clear the cache: https://cards-dev.twitter.com/validator

LinkedIn

• Profile image: 1,200px x 628px

Pinterest

• Image: 800px x 450px (16:9)

Telegram

• Link thumbnail: 512px x 512px
• Clear the cache: @webpagebot

Slack

• Link thumbnail: 1200px x 630px

Discord

• Server icon: 128px x 128px minimum, 512px x 512px recommended