---
id: pr-sglang-8898
repo: sgl-project/sglang
pr: 8898
title: '[Perf] Auto enable best flashinfer mxfp4  kernel in b200'
author: BBuf
date: '2025-08-07'
url: https://github.com/sgl-project/sglang/pull/8898
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- kernel-fusion
- moe
- quantization
techniques:
- kernel-fusion
hardware_features:
- fp4
kernel_types:
- moe
- quantization
languages:
- python
- triton
captured_at: '2026-04-27'
status: merged
merge_sha: 47824c14881b7e8d961b41aea2b6d0fcd3e66759
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/srt/layers/moe/fused_moe_triton/layer.py
- python/sglang/srt/layers/quantization/mxfp4.py
- python/sglang/srt/managers/schedule_batch.py
- python/sglang/srt/models/gpt_oss.py
- python/sglang/srt/server_args.py
head_ref_oid: 105e1909bc51b5e9187269a66134f875eb77b2a5
artifact_dir: evidence/pull-bundles/sglang/gh-8898
---
# [Perf] Auto enable best flashinfer mxfp4  kernel in b200

- Repository: `sgl-project/sglang`
- PR: [8898](https://github.com/sgl-project/sglang/pull/8898)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/srt/layers/moe/fused_moe_triton/layer.py`
- `python/sglang/srt/layers/quantization/mxfp4.py`
- `python/sglang/srt/managers/schedule_batch.py`
- `python/sglang/srt/models/gpt_oss.py`
- `python/sglang/srt/server_args.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-8898`
