---
id: pr-vllm-23994
repo: vllm-project/vllm
pr: 23994
title: '[BUGFIX] GPTQ quantization compatibility for Qwen3 MOE models (AutoGPTQ and AutoRound-GPTQ)'
author: JartX
date: '2025-09-01'
url: https://github.com/vllm-project/vllm/pull/23994
source_category: upstream-code
architectures:
- sm100
tags:
- moe
- quantization
techniques: []
hardware_features: []
kernel_types:
- moe
- quantization
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 183a70967a90ef06e614ad020ead7d27e87b7688
inclusion_reason: kernel file changes
changed_paths:
- vllm/model_executor/layers/quantization/gptq.py
- vllm/model_executor/layers/quantization/gptq_marlin.py
- vllm/model_executor/models/qwen3_moe.py
head_ref_oid: 66d0ab5b2406afea396e5e944d4cfed628a798d7
artifact_dir: evidence/pull-bundles/vllm/gh-23994
---
# [BUGFIX] GPTQ quantization compatibility for Qwen3 MOE models (AutoGPTQ and AutoRound-GPTQ)

- Repository: `vllm-project/vllm`
- PR: [23994](https://github.com/vllm-project/vllm/pull/23994)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `vllm/model_executor/layers/quantization/gptq.py`
- `vllm/model_executor/layers/quantization/gptq_marlin.py`
- `vllm/model_executor/models/qwen3_moe.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-23994`
