All tasks / Models
Stable Audio 3 Medium
Stability AI's open-weights Stable Audio 3 models for instrumental music up to 6:20 (Medium), trained on licensed data.
- Stability AI
- Open weights
- Released 20 May 2026
Where it ranks
- BMusic generationModels · Local · 996 on Artificial Analysis Music Arena: Instrumental (AA-Music-Instrumental v1.1) (secondary benchmark)
Facts
- Vendor
- Stability AI
- Family
- Stable Audio Open
- Released
- 20 May 2026
- Weights
- Open: download and run it yourself
- License
- Stability AI Community License (stable-audio-community)
- Parameters
- 1.4B
- Access
- Free (open weights)
- Last verified
- 18 Oct 2026
Price from huggingface.co, 18 Oct 2026.
Benchmark results
| Benchmark | Result | Entry on the leaderboard | As of | Source |
|---|---|---|---|---|
| Artificial Analysis Music Arena: Instrumental (AA-Music-Instrumental v1.1) | 996 | Stable Audio 3 MediumAA-Music-Instrumental v1.1; 95% CI +/-21; 2,241 samples (Stable Audio 3 Small: 946) | 18 Oct 2026 | artificialanalysis.ai |
| Music Arena Leaderboard: Instrumental | 1,333 | Stable Audio 3 (Medium)Music Arena instrumental board, votes through 2026-07-31; 95% CI +/-38; 444 votes | 31 Jul 2026 | music-arena.org |
Where you can use it
- Baudio.cppRuntimes & APIs · Local
- BComfyUIWorkflow platforms · Local
- BWanGP (Wan2GP)Apps · Local
Earlier versions
- Stable Audio Open Small · May 2025
- Stable Audio Open 1.0 · —
Compare
Sources
- https://huggingface.co/stabilityai/stable-audio-3-medium
- https://www.eweek.com/news/stability-ai-stable-audio-3/
- https://musicbusinessworldwide.com/stability-ai-launches-new-audio-models-that-can-generate-6-minute-music-tracks
- https://artificialanalysis.ai/music/leaderboard/instrumental
- https://music-arena.org/