aufklarer / OpenUnmix-L-MLX

huggingface.co
Total runs: 12
24-hour runs: -1
7-day runs: 1
30-day runs: 6
Model's Last Updated: March 26 2026
audio-to-audio

Introduction of OpenUnmix-L-MLX

Model Details of OpenUnmix-L-MLX

Open-Unmix L (MLX)

MLX-converted Open-Unmix L (large variant) for music source separation on Apple Silicon.

Separates stereo music into 4 stems: vocals, drums, bass, other. Higher quality than UMX-HQ with 3x more parameters. 4.8x real-time on M2 Max.

Model Details
  • Architecture : BiLSTM + FC encoder/decoder with magnitude masking
  • Parameters : 28.3M per stem (4 stems = 113.2M total)
  • Hidden size : 1024
  • Input : Stereo 44.1kHz audio
  • Output : 4 stereo WAV stems
  • Format : safetensors (MLX-compatible)
  • Size : ~108 MB per stem, ~432 MB total
Comparison with UMX-HQ
Target UMX-HQ (8.9M) UMX-L (28.3M)
Vocals 6.23 dB ~8.5 dB
Drums 6.44 dB ~7.0 dB
Bass 4.56 dB ~5.5 dB
Other 3.41 dB ~4.5 dB
Usage

Used by speech-swift :

audio separate song.wav --model l
let separator = try await SourceSeparator.fromPretrained(
    modelId: SourceSeparator.largeModelId)
let stems = separator.separate(audio: stereoAudio, sampleRate: 44100)
Files
  • vocals.safetensors — Vocals model (108 MB)
  • drums.safetensors — Drums model (108 MB)
  • bass.safetensors — Bass model (108 MB)
  • other.safetensors — Other/accompaniment model (108 MB)
  • config.json — Model configuration
Reference
  • Open-Unmix (GitHub)
  • Stöter et al., "Open-Unmix — A Reference Implementation for Music Source Separation" (JOSS, 2019)
License

MIT (same as original Open-Unmix)

Runs of aufklarer OpenUnmix-L-MLX on huggingface.co

12
Total runs
-1
24-hour runs
0
3-day runs
1
7-day runs
6
30-day runs

More Information About OpenUnmix-L-MLX huggingface.co Model

More OpenUnmix-L-MLX license Visit here:

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OpenUnmix-L-MLX huggingface.co

OpenUnmix-L-MLX huggingface.co is an AI model on huggingface.co that provides OpenUnmix-L-MLX's model effect (), which can be used instantly with this aufklarer OpenUnmix-L-MLX model. huggingface.co supports a free trial of the OpenUnmix-L-MLX model, and also provides paid use of the OpenUnmix-L-MLX. Support call OpenUnmix-L-MLX model through api, including Node.js, Python, http.

OpenUnmix-L-MLX huggingface.co Url

https://huggingface.co/aufklarer/OpenUnmix-L-MLX

aufklarer OpenUnmix-L-MLX online free

OpenUnmix-L-MLX huggingface.co is an online trial and call api platform, which integrates OpenUnmix-L-MLX's modeling effects, including api services, and provides a free online trial of OpenUnmix-L-MLX, you can try OpenUnmix-L-MLX online for free by clicking the link below.

aufklarer OpenUnmix-L-MLX online free url in huggingface.co:

https://huggingface.co/aufklarer/OpenUnmix-L-MLX

OpenUnmix-L-MLX install

OpenUnmix-L-MLX is an open source model from GitHub that offers a free installation service, and any user can find OpenUnmix-L-MLX on GitHub to install. At the same time, huggingface.co provides the effect of OpenUnmix-L-MLX install, users can directly use OpenUnmix-L-MLX installed effect in huggingface.co for debugging and trial. It also supports api for free installation.

OpenUnmix-L-MLX install url in huggingface.co:

https://huggingface.co/aufklarer/OpenUnmix-L-MLX

Url of OpenUnmix-L-MLX

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