---
id: pr-sglang-17449
repo: sgl-project/sglang
pr: 17449
title: Add mxfp8 support for online quantization, Triton dense linear, and CUTLASS MoE
author: zianglih
date: '2026-01-29'
url: https://github.com/sgl-project/sglang/pull/17449
source_category: upstream-code
architectures:
- sm100
tags:
- fp8
- moe
- quantization
techniques: []
hardware_features:
- fp8
kernel_types:
- moe
- quantization
languages:
- python
- triton
captured_at: '2026-04-27'
status: merged
merge_sha: 3c9cc44ff5dad93f25cb41f4b448750fc0a32f34
inclusion_reason: kernel file changes
changed_paths:
- docs/advanced_features/server_arguments.md
- python/sglang/srt/layers/moe/cutlass_moe.py
- python/sglang/srt/layers/quantization/__init__.py
- python/sglang/srt/layers/quantization/fp8.py
- python/sglang/srt/layers/quantization/fp8_kernel.py
- python/sglang/srt/layers/quantization/fp8_utils.py
- python/sglang/srt/model_loader/weight_utils.py
- python/sglang/srt/server_args.py
- python/sglang/test/test_block_fp8.py
head_ref_oid: 833e2693b41aa76b9b7c0f846327067fde5b4ade
artifact_dir: evidence/pull-bundles/sglang/gh-17449
---
# Add mxfp8 support for online quantization, Triton dense linear, and CUTLASS MoE

- Repository: `sgl-project/sglang`
- PR: [17449](https://github.com/sgl-project/sglang/pull/17449)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `docs/advanced_features/server_arguments.md`
- `python/sglang/srt/layers/moe/cutlass_moe.py`
- `python/sglang/srt/layers/quantization/__init__.py`
- `python/sglang/srt/layers/quantization/fp8.py`
- `python/sglang/srt/layers/quantization/fp8_kernel.py`
- `python/sglang/srt/layers/quantization/fp8_utils.py`
- `python/sglang/srt/model_loader/weight_utils.py`
- `python/sglang/srt/server_args.py`
- `python/sglang/test/test_block_fp8.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-17449`
