HappyHorse 1.0 generates up to 15 seconds of 1080p video with multi-shot transitions in a single render. The model supports five aspect ratios — 16:9, 9:16, 4:3, 3:4, and 1:1 — so you can output for YouTube, TikTok, Reels, Shorts, and square ads directly without re-rendering. For higher resolution, pair HappyHorse with A2E’s upscale tool to push clips up to 4K.
What’s the maximum video length and resolution?
A2E AI Team
I
HappyHorse 1.0 generates up to 15 seconds of 1080p video with multi-shot transitions in a single render. The model supports five aspect ratios — 16:9, 9:16, 4:3, 3:4, and 1:1 — so you can output for YouTube, TikTok, Reels, Shorts, and square ads directly without re-rendering. For higher resolution, pair HappyHorse with A2E’s upscale tool…
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