class A live

Open-weights (Apache-2.0) full-song lyrics-to-music foundation model co-led by HKUST and M-A-P; vocals + accompaniment, with a paper and public repo.

Layer 1 — factual axes

API & price no (community-hosted; no official API) secondary source ↗ 2026-07-04
Max length full-song, multi-minute official source ↗ 2026-07-04
Vocals vocals + instrumental official source ↗ 2026-07-04
Weights open · Apache-2.0 official source ↗ 2026-07-04
Free tier open self-host official source ↗ 2026-07-04
Commercial rights Commercial use permitted (Apache-2.0); attribution encouraged 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-weightsWith vocals

Open-weights (Apache-2.0) full-song lyrics-to-music foundation model co-led by HKUST and M-A-P; vocals + accompaniment, with a paper and public repo.

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