---
id: pr-sglang-14385
repo: sgl-project/sglang
pr: 14385
title: '[CPU] Implement MXFP4 Gemm kernels for intel AMX to support GPT OSS series.'
author: mingfeima
date: '2026-03-30'
url: https://github.com/sgl-project/sglang/pull/14385
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- fp8
- gemm
techniques: []
hardware_features:
- fp4
- fp8
kernel_types:
- gemm
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: af62bd94868b60c4254c1c0b8b4fc3137900820b
inclusion_reason: kernel file changes
changed_paths:
- sgl-kernel/csrc/cpu/common.h
- sgl-kernel/csrc/cpu/gemm.cpp
- sgl-kernel/csrc/cpu/gemm.h
- sgl-kernel/csrc/cpu/gemm_fp8.cpp
- sgl-kernel/csrc/cpu/torch_extension_cpu.cpp
- sgl-kernel/csrc/cpu/vec.h
head_ref_oid: a0590c36787897f656d8e0a82299ad8086073e8e
artifact_dir: evidence/pull-bundles/sglang/gh-14385
---
# [CPU] Implement MXFP4 Gemm kernels for intel AMX to support GPT OSS series.

- Repository: `sgl-project/sglang`
- PR: [14385](https://github.com/sgl-project/sglang/pull/14385)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `sgl-kernel/csrc/cpu/common.h`
- `sgl-kernel/csrc/cpu/gemm.cpp`
- `sgl-kernel/csrc/cpu/gemm.h`
- `sgl-kernel/csrc/cpu/gemm_fp8.cpp`
- `sgl-kernel/csrc/cpu/torch_extension_cpu.cpp`
- `sgl-kernel/csrc/cpu/vec.h`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-14385`
