---
id: pr-sglang-12259
repo: sgl-project/sglang
pr: 12259
title: '[hotfix] missing `w13_weight_fp8` and `w2_weight_fp8` in UE8M0 requantization'
author: ch-wan
date: '2025-10-29'
url: https://github.com/sgl-project/sglang/pull/12259
source_category: upstream-code
architectures:
- sm100
tags:
- fp8
- gemm
- moe
- quantization
techniques: []
hardware_features:
- fp8
kernel_types:
- gemm
- moe
- quantization
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 83087247d16e76e7714dbc7d2cf2538af0d8e4f9
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/srt/layers/moe/ep_moe/layer.py
- python/sglang/srt/layers/moe/moe_runner/deep_gemm.py
- python/sglang/srt/models/deepseek_v2.py
- python/sglang/srt/models/longcat_flash.py
head_ref_oid: 22e7bb1c275e2cce75f6ee923e71ae1ad0c40c2e
artifact_dir: evidence/pull-bundles/sglang/gh-12259
---
# [hotfix] missing `w13_weight_fp8` and `w2_weight_fp8` in UE8M0 requantization

- Repository: `sgl-project/sglang`
- PR: [12259](https://github.com/sgl-project/sglang/pull/12259)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/srt/layers/moe/ep_moe/layer.py`
- `python/sglang/srt/layers/moe/moe_runner/deep_gemm.py`
- `python/sglang/srt/models/deepseek_v2.py`
- `python/sglang/srt/models/longcat_flash.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-12259`
