---
license: apache-2.0
base_model:
- openai/gpt-oss-20b
library_name: transformers
---

> [!IMPORTANT]
> This repository is an **experimental** re-quantized version of the original model [`openai/gpt-oss-20b`](https://huggingface.co/openai/gpt-oss-20b).
>
> It requires development versions of `transformers` and `bitsandbytes`.


# Quantization
The MLP expert parameters have been dequantized from MXFP4 to BF16, and then requantized in the NF4 double-quantization format using an experimental `bnb_4bit_target_parameters` configuration option. The self-attention, routing, and embedding parameters are kept in BF16.