MusicGen

Meta's open music generation model, runnable locally or on Hugging Face

AI Audio & MusicFree planOverseasβ˜…β˜…β˜…β˜…β˜† 4.0

What is MusicGen?

MusicGen is Meta AI's open-source music generation model, published with weights, code and a demo Space on Hugging Face. You describe the music you want - genre, instruments, mood, tempo - and can optionally supply a reference melody, and the model returns a short instrumental clip. Because the weights are open, it can run on your own GPU or inside another application rather than through a paid service. Quality is that of a research model: useful for sketches, loops and sound beds, and a common baseline for anyone building on music generation.

Last updated: 2026-09-20. This site only provides an index; for exact features, pricing, and licensing, see the official website.

Key features

  • Text-prompted instrumental music generation from short descriptions
  • Melody conditioning that follows a supplied reference audio clip
  • Open model weights for local inference and fine-tuning work
  • Hosted demo Space for trying prompts without owning a GPU
  • Available through the AudioCraft repository and Python tooling
  • Generation length extended by stitching successive short clips

Pros & cons

Strengths

  • Free to run and modify, with no per-generation billing
  • Local execution keeps audio and prompts off third-party servers
  • Well documented baseline for research and product prototypes

Watch out for

  • Short generations need stitching, which creates audible seams
  • Vocals are not the target and come out unintelligible
  • Running it well needs a capable GPU and a Python setup

Best for & use cases

music sketches, game loops, research experiments and audio prototyping

If you're comparing similar products, check the alternatives below, or browse all tools in the AI Audio & Music category.

FAQ

Can I use MusicGen output commercially?

The code and weights are released for broad use, but licensing terms and the training data are separate questions addressed in the project documentation. Review the model card before shipping anything commercial.

Does it generate vocals?

No. It produces instrumental audio. Prompting for singing generally yields indistinct vocal-like textures rather than clear words, so pair it with a separate voice tool if you need lyrics.

How long a clip can I make?

Individual generations are short by design, and longer pieces are built by chaining outputs. That works for loops and beds, but stitched transitions need listening to and often a little editing.