Teads Standard Video Stories ads are 1:1 video clips, measured at 540×540 px, up to 100 MB per file, up to 15 seconds long, delivered as MP4. They run in the in-article video story placement on Teads. Encode with H.264 video with AAC audio for clean playback across devices.
| Dimensions | 540 × 540 px |
|---|---|
| Aspect ratios | 1:1, 9:16 |
| Orientation | any |
| Max file size | 100 MB |
| File types | MP4 |
| Max duration | 15 sec |
|---|---|
| Video codec | H.264 |
| Audio codec | AAC |
Video Stories (Square or Vertical). Video: .mp4, ≤100MB, ≤15s, 1–3 slides. End card image 540×540 (1:1) .jpg/.png ≤200KB. Brand name ≤25 chars; logo ≥170×170 (1:1). CTA from approved list (Learn More default, Visit Site, Discover More, Buy Now, …). For CJK languages, halve the recommended character limits.
Official source: https://www.teads.com/ad-formats/ad-specifications/standard-formats-video-stories/