---
id: pr-sglang-8247
repo: sgl-project/sglang
pr: 8247
title: '[1/N]Support  DeepSeek-R1 w4a8 normal deepep'
author: ayrnb
date: '2025-10-15'
url: https://github.com/sgl-project/sglang/pull/8247
source_category: upstream-code
architectures:
- sm100
tags:
- fp8
- moe
- quantization
techniques: []
hardware_features:
- fp8
kernel_types:
- moe
- quantization
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 825432fce673185e3349e3cdfd45e29e2a929222
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/srt/layers/moe/cutlass_w4a8_moe.py
- python/sglang/srt/layers/moe/ep_moe/layer.py
- python/sglang/srt/layers/moe/token_dispatcher/deepep.py
- python/sglang/srt/layers/moe/utils.py
- python/sglang/srt/layers/quantization/w4afp8.py
- python/sglang/srt/server_args.py
- test/srt/quant/test_w4a8_deepseek_v3.py
head_ref_oid: 389a74f41c86c1ad7a0f103869ac7719a7a2be52
artifact_dir: evidence/pull-bundles/sglang/gh-8247
---
# [1/N]Support  DeepSeek-R1 w4a8 normal deepep

- Repository: `sgl-project/sglang`
- PR: [8247](https://github.com/sgl-project/sglang/pull/8247)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/srt/layers/moe/cutlass_w4a8_moe.py`
- `python/sglang/srt/layers/moe/ep_moe/layer.py`
- `python/sglang/srt/layers/moe/token_dispatcher/deepep.py`
- `python/sglang/srt/layers/moe/utils.py`
- `python/sglang/srt/layers/quantization/w4afp8.py`
- `python/sglang/srt/server_args.py`
- `test/srt/quant/test_w4a8_deepseek_v3.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-8247`
