Alibaba's Happy Horse-1.0 ranks first in Arena's blind test video editing.

On April 15th, according to the latest global authoritative blind test platform Arena Video Edit Arena rankings, the model Happy Horse-1.0 under Alibaba's ATH business unit topped the video editing model rankings with an Elo rating of 1299. Happy Horse-1.0 leads xAI's Grok Imagine Video by 42 points and is 48 points higher than Kling o3 Pro.