vllm-bnb-plugin
Out-of-tree bitsandbytes quantization plugin for vLLM.
Install
uv pip install -e /path/to/vllm-bnb-plugin
The package registers itself through the vllm.general_plugins entry-point
group, so quantization="bitsandbytes" and load_format="bitsandbytes"
remain available after installation.
What it provides
- in-flight 4-bit bitsandbytes quantization
- pre-quantized 4-bit and 8-bit bitsandbytes checkpoint loading
- bitsandbytes linear and MoE quantization methods
Development
Install and enable the lint hooks:
uv pip install -r requirements/lint.txt
pre-commit install
Run all hooks:
pre-commit run --all-files
1 maintainer
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