---
id: pr-sglang-9272
repo: sgl-project/sglang
pr: 9272
title: '[fix]:  fix cutlass moe ut and and Opt H20 cutlass groupGemm performance'
author: kousakawang
date: '2025-08-17'
url: https://github.com/sgl-project/sglang/pull/9272
source_category: upstream-code
architectures:
- sm100
tags:
- fp8
- gemm
- moe
techniques: []
hardware_features:
- fp8
kernel_types:
- gemm
- moe
languages:
- cuda-cpp
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 0fc54b971e14211d54035b72af1a2af0dd93511e
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/test/test_cutlass_moe.py
- sgl-kernel/csrc/moe/fp8_blockwise_moe_kernel.cu
- sgl-kernel/include/utils.h
head_ref_oid: 03855653289f0b503582cdd8da22c621bd140f12
artifact_dir: evidence/pull-bundles/sglang/gh-9272
---
# [fix]:  fix cutlass moe ut and and Opt H20 cutlass groupGemm performance

- Repository: `sgl-project/sglang`
- PR: [9272](https://github.com/sgl-project/sglang/pull/9272)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/test/test_cutlass_moe.py`
- `sgl-kernel/csrc/moe/fp8_blockwise_moe_kernel.cu`
- `sgl-kernel/include/utils.h`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-9272`
