---
id: pr-sglang-3888
repo: sgl-project/sglang
pr: 3888
title: '[Feature] DeepSeek V3/R1 INT8 Quantization (channel-wise) '
author: HandH1998
date: '2025-03-07'
url: https://github.com/sgl-project/sglang/pull/3888
source_category: upstream-code
architectures:
- sm100
tags:
- kernel-fusion
- moe
- quantization
techniques:
- kernel-fusion
hardware_features: []
kernel_types:
- moe
- quantization
languages:
- python
- triton
captured_at: '2026-04-27'
status: merged
merge_sha: c7f254468fcae6a2df91765f9229aeeaf1d53613
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/srt/layers/moe/fused_moe_triton/fused_moe.py
- python/sglang/srt/layers/quantization/w8a8_int8.py
- python/sglang/srt/models/deepseek_v2.py
- test/srt/run_suite.py
- test/srt/test_int8_kernel.py
head_ref_oid: 28be69aea2151c8b50428b1f442dba00a6e2aeca
artifact_dir: evidence/pull-bundles/sglang/gh-3888
---
# [Feature] DeepSeek V3/R1 INT8 Quantization (channel-wise) 

- Repository: `sgl-project/sglang`
- PR: [3888](https://github.com/sgl-project/sglang/pull/3888)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/srt/layers/moe/fused_moe_triton/fused_moe.py`
- `python/sglang/srt/layers/quantization/w8a8_int8.py`
- `python/sglang/srt/models/deepseek_v2.py`
- `test/srt/run_suite.py`
- `test/srt/test_int8_kernel.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-3888`
