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- SongGeneration-v2
On the recordRead 12 Oct 202628 facts
SongGeneration-v2
On the record
- Audio upload
- Yesgithub.com · read 22 Sep 2026
- Commercial use
- Nogithub.com · read 22 Sep 2026
- Compute requirements
- The v2-large model listing specifies 22G GPU memory without prompt audio and 28G with prompt audio.github.com · read 12 Oct 2026
- Generation controls
- Generation can be guided by lyrics, text tags for musical attributes, and an optional audio prompt.github.com · read 12 Oct 2026
- Input constraints
- The maker says lyrics require structured section labels and specific punctuation, and recommends comma-separated tags rather than full sentences for descriptions.github.com · read 12 Oct 2026
- Installation
- The README gives a local installation path requiring Python 3.8.12 or newer and CUDA 11.8 or newer, and also documents a Docker option.github.com · read 12 Oct 2026
- Languages
- The listed SongGeneration-v2-large model supports Chinese, English, Spanish, Japanese, and other languages.github.com · read 11 Oct 2026
- Languages and duration
- The v2-large model is listed for Chinese, English, Spanish, Japanese, and other languages, with a maximum song length of 4 minutes 30 seconds.github.com · read 12 Oct 2026
- Local setup
- The repository instructions require Python 3.8.12 or newer and CUDA 11.8 or newer, and also describe running the project with Docker.github.com · read 11 Oct 2026
- Model limits
- SongGeneration-v2-large supports songs up to 4 minutes 30 seconds and lists GPU memory requirements of 22G without prompt audio or 28G with it.github.com · read 11 Oct 2026
- Model size
- The maker says SongGeneration-v2-large has 4 billion parameters.github.com · read 12 Oct 2026
- Output modes
- The model can generate songs with vocals and accompaniment, pure music, vocal-only audio, or separate vocal and accompaniment tracks.github.com · read 12 Oct 2026
- Outputs
- It can generate songs with vocals and accompaniment, pure music, vocal-only audio, or separate vocal and accompaniment tracks.github.com · read 11 Oct 2026
- Product
- SongGeneration 2, also called LeVo 2, is an open-source music foundation model for AI music generation.github.com · read 11 Oct 2026
- Prompt audio limit
- For audio prompts longer than 10 seconds, only the first 10 seconds are used.github.com · read 12 Oct 2026
- Prompt controls
- Text descriptions can specify gender, genre, emotion, and instruments; an audio prompt uses its first 10 seconds.github.com · read 11 Oct 2026
- Prompt limitation
- The README advises against combining audio prompts and text descriptions when their instructions conflict because generation quality may degrade.github.com · read 11 Oct 2026
- Purpose
- LeVo 2 (SongGeneration 2) is described as an open-source music foundation model for generating songs.github.com · read 12 Oct 2026
