---
id: pr-sglang-12497
repo: sgl-project/sglang
pr: 12497
title: '[Fix] Remove assertion for padding for NVFP4 weight scales to fix GLM 4.5 NVFP4'
author: b8zhong
date: '2026-01-15'
url: https://github.com/sgl-project/sglang/pull/12497
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 4346db5fafee11513799ebb57ec3e6ad5d95f6e9
inclusion_reason: defer
changed_paths:
- python/sglang/srt/layers/quantization/modelopt_quant.py
artifact_dir: evidence/pull-bundles/sglang/gh-12497
head_ref_oid: ee893f338112a390f5607dfa11777d0f25b74361
---
# [Fix] Remove assertion for padding for NVFP4 weight scales to fix GLM 4.5 NVFP4

- Repository: `sgl-project/sglang`
- PR: [12497](https://github.com/sgl-project/sglang/pull/12497)
- Decision: `defer`
- Reason: defer

## Changed Paths

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

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-12497`
