Alibaba HappyHorse 1.0 API Is Live: What Developers Get After the Video Arena Crown

For the e-commerce use case, I would benchmark cost per approved clip rather than cost per generated second. A result may need another pass if a label changes, a product detail drifts or the spoken claim differs from the brief. For a Leadde product explanation, I would keep that approval checklist with the script. Reporting the number of revisions and the specific reasons for rejection would make the model comparison much more useful to a team planning an actual production run.