---
id: pr-sglang-8195
repo: sgl-project/sglang
pr: 8195
title: '[fix] fix modelopt fp4 on b200'
author: Alcanderian
date: '2025-07-21'
url: https://github.com/sgl-project/sglang/pull/8195
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- quantization
techniques: []
hardware_features:
- fp4
kernel_types:
- quantization
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 7eebd4404764dd778e18cc0fc4866d97504271f0
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/srt/layers/quantization/petit.py
head_ref_oid: 0129c164e71785a7e2125eb0a192619ee7351c88
artifact_dir: evidence/pull-bundles/sglang/gh-8195
---
# [fix] fix modelopt fp4 on b200

- Repository: `sgl-project/sglang`
- PR: [8195](https://github.com/sgl-project/sglang/pull/8195)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/srt/layers/quantization/petit.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-8195`
