---
id: pr-sglang-9346
repo: sgl-project/sglang
pr: 9346
title: Fix FP4 inference corruption issue in glm4.5-air model
author: Azure-Tang
date: '2025-08-21'
url: https://github.com/sgl-project/sglang/pull/9346
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- gemm
techniques: []
hardware_features:
- fp4
kernel_types:
- gemm
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 70bb066ee49ff28774c4debf969d7b9786c9ca8d
inclusion_reason: kernel file changes
changed_paths:
- sgl-kernel/python/sgl_kernel/gemm.py
head_ref_oid: 57c817fe2000549329d872b4fec18a28c747bd84
artifact_dir: evidence/pull-bundles/sglang/gh-9346
---
# Fix FP4 inference corruption issue in glm4.5-air model

- Repository: `sgl-project/sglang`
- PR: [9346](https://github.com/sgl-project/sglang/pull/9346)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `sgl-kernel/python/sgl_kernel/gemm.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-9346`
