AudioGen
audioby Meta · Updated February 15, 2026
AudioGen is Meta's open-source model for generating environmental sounds and sound effects from text descriptions. Part of the AudioCraft family, it specializes in non-music audio: footsteps, rain, machinery, animals, UI sounds, and complex soundscapes. Fully open-source and locally runnable.
Best For
Sound effectsEnvironmental audioFoleyGame audioOpen-source SFX
Prompting Tips
- 1Describe sounds with physical detail: material, size, speed, distance
- 2Specify environment acoustics: indoor/outdoor, room size, reverb
- 3Layer descriptions for complex soundscapes: "rain on leaves with distant thunder and birdsong"
Syntax & Constraints
Text prompts describing sounds. Open-source (MIT license). Runs locally. Optimized for non-music audio.