HappyHorse 1.1
Alibaba (Taotian — Future Life Lab) class B live
Alibaba's joint video+audio model; launched anonymously, topped the AA arena Apr 2026, now #2 text-to-video behind Seedance 2.0. Closed, API via aggregators.
Layer 1 — factual axes
| API & price | public via aggregators (fal.ai ~$0.14-0.28/s); no first-party endpoint | secondary | source ↗ 2026-07-04 |
|---|---|---|---|
| Max output | 3-15s · 1080p (24fps) | secondary | source ↗ 2026-07-04 |
| Native audio | yes (joint video+audio, multilingual lip-sync) | secondary | source ↗ 2026-07-04 |
| Weights | closed (vendor states no open-source) | secondary | source ↗ 2026-07-04 |
| Free tier | no (paid API only) | secondary | source ↗ 2026-07-04 |
Layer 2 — output quality
1152 / 1600
Alibaba’s joint video+audio model; launched anonymously, topped the AA arena Apr 2026, now #2 text-to-video behind Seedance 2.0. Closed, API via aggregators.