Demucs

All audio to audio models

Audio to Audio

SOTA stemming model for voice, drums, bass, guitar and more.

Inference$ Commercial useFrom 2 credits per run

About Demucs

SOTA stemming model for voice, drums, bass, guitar and more.

audio

Pricing

A run with the default settings costs 2 credits. The exact cost updates in the playground as you change settings, and you're only charged when you press Run. Failed runs are refunded automatically.

Inputs

audio_urlfilerequired

URL of the audio file to separate into stems

modelselectdefault: "htdemucs_6s"

Demucs model to use for separation

Options: htdemucs, htdemucs_ft, htdemucs_6s, hdemucs_mmi, mdx, mdx_extra, mdx_q, mdx_extra_q

stemsstring-listdefault: ["vocals","drums","bass","other","guitar","piano"]

Specific stems to extract. If None, extracts all available stems. Available stems depend on model: vocals, drums, bass, other, guitar, piano (for 6s model)

segment_lengthinteger

Length in seconds of each segment for processing (minimum 1). Smaller values use less memory but may reduce quality. Default is model-specific.

shiftsintegerdefault: 1

Number of random shifts for equivariant stabilization. Higher values improve quality but increase processing time.

overlapnumberdefault: 0.25

Overlap between segments (0.0 to 1.0). Higher values may improve quality but increase processing time.

output_formatselectdefault: "mp3"

Output audio format for the separated stems

Options: wav, mp3

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