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1080×1080
shown at 20%
Carousel Card - Square (1:1)
Carousel
- Size (px)
- Ratio
- 1:1
Telegram Ads — Channel Ad Image - Square/Card (Yandex-served)
Carousel · Messaging · Verified 2026-06
Live preview
1280×1280
shown at 36%
In context
Sample feed post
Full specification
Size (px)
Ratio1:1 to 4:3 / 3:4
Max weight10 MB
FormatsJPG, PNG
Notes & best practice
Yandex-served ads in Telegram channels support up to 10 images per ad.
For aspect ratios between 1:1 and 3:4 or 4:3, each side must be 450 to 5000 px.
Recommended sizes are 1080x1080, 1280x1280, or 1280x1080.
Formats are JPG and PNG, up to 10 MB each.
Frequently asked questions
What size is the Telegram Ads Channel Ad Image - Square/Card (Yandex-served)?
The Telegram Ads Channel Ad Image - Square/Card (Yandex-served) is 1280×1280 px, aspect ratio 1:1 to 4:3 / 3:4.
What is the aspect ratio of the Telegram Ads Channel Ad Image - Square/Card (Yandex-served)?
1:1 to 4:3 / 3:4. At the recommended resolution that is 1280×1280 px.
What is the maximum file size for the Telegram Ads Channel Ad Image - Square/Card (Yandex-served)?
Up to 10 MB, in JPG, PNG.
What file formats does Telegram Ads accept for the Channel Ad Image - Square/Card (Yandex-served)?
JPG, PNG.
Why does Telegram Ads crop my Channel Ad Image - Square/Card (Yandex-served)?
Telegram Ads shows Channel Ad Image - Square/Card (Yandex-served) at 1:1 to 4:3 / 3:4. Upload exactly 1280×1280 px and keep key content in the safe area so nothing gets cut off.
Is 1280×1280 still correct for the Telegram Ads Channel Ad Image - Square/Card (Yandex-served) in 2026?
Yes. Last verified 2026-06 against the official Telegram Ads documentation.
Check your creative
Test a file against this exact spec before you upload it anywhere.
Nothing is uploaded or saved — the check runs entirely in your browser.