---
id: pr-sglang-3047
repo: sgl-project/sglang
pr: 3047
title: support w8a8 fp8 kernel with CUTLASS
author: HandH1998
date: '2025-01-26'
url: https://github.com/sgl-project/sglang/pull/3047
source_category: upstream-code
architectures:
- sm100
- sm90
tags:
- fp8
- gemm
techniques: []
hardware_features:
- fp8
kernel_types:
- gemm
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: 82392da830568b7cbd3282fa62574f223e3c185c
inclusion_reason: kernel file changes
changed_paths:
- sgl-kernel/benchmark/bench_fp8_gemm.py
- sgl-kernel/setup.py
- sgl-kernel/src/sgl-kernel/__init__.py
- sgl-kernel/src/sgl-kernel/csrc/fp8_gemm_kernel.cu
- sgl-kernel/src/sgl-kernel/include/sgl_kernels_ops.h
- sgl-kernel/src/sgl-kernel/ops/__init__.py
- sgl-kernel/src/sgl-kernel/torch_extension.cc
- sgl-kernel/tests/test_fp8_gemm.py
head_ref_oid: 0d7f5a0f37b50f23d37d4a0a4384edebc555c442
artifact_dir: evidence/pull-bundles/sglang/gh-3047
---
# support w8a8 fp8 kernel with CUTLASS

- Repository: `sgl-project/sglang`
- PR: [3047](https://github.com/sgl-project/sglang/pull/3047)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `sgl-kernel/benchmark/bench_fp8_gemm.py`
- `sgl-kernel/setup.py`
- `sgl-kernel/src/sgl-kernel/__init__.py`
- `sgl-kernel/src/sgl-kernel/csrc/fp8_gemm_kernel.cu`
- `sgl-kernel/src/sgl-kernel/include/sgl_kernels_ops.h`
- `sgl-kernel/src/sgl-kernel/ops/__init__.py`
- `sgl-kernel/src/sgl-kernel/torch_extension.cc`
- `sgl-kernel/tests/test_fp8_gemm.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-3047`
