class B live

Open-source flow-matching video model (PKU + Kuaishou + BUPT) generating 10s 768p clips at 24fps; MIT-licensed, trained on ~10M open videos.

Layer 1 — factual axes

API & price self-host only official source ↗ 2026-07-04
Max output 10s · 768p (24fps) official source ↗ 2026-07-04
Native audio no official source ↗ 2026-07-04
Weights open · MIT official source ↗ 2026-07-04
Free tier open self-host official source ↗ 2026-07-04

Layer 2 — output quality

No independent measure yet. We publish a quality figure only when a named external benchmark ranks this model — we don’t invent one.

Eligible for Best freeOpen-weights

Open-source flow-matching video model (PKU + Kuaishou + BUPT) generating 10s 768p clips at 24fps; MIT-licensed, trained on ~10M open videos.

Data as of 2026-07-04 · verified 2026-07-04. One ruler for all tools. How we measure ↗