---
id: pr-vllm-27492
repo: vllm-project/vllm
pr: 27492
title: '[Performance] Support FP8 flashinfer TRTLLM MOE on Qwen3 and Qwen-3next'
author: jiahanc
date: '2025-11-10'
url: https://github.com/vllm-project/vllm/pull/27492
source_category: upstream-code
architectures:
- sm100
tags:
- fp8
- kernel-fusion
- moe
- quantization
techniques:
- kernel-fusion
hardware_features:
- fp8
kernel_types:
- moe
- quantization
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 34553b9d2702dd2a27a578fec819e88e76dcbfb4
inclusion_reason: kernel file changes
changed_paths:
- vllm/model_executor/layers/fused_moe/config.py
- vllm/model_executor/layers/fused_moe/flashinfer_trtllm_moe.py
- vllm/model_executor/layers/fused_moe/layer.py
- vllm/model_executor/layers/quantization/fp8.py
- vllm/model_executor/layers/quantization/utils/flashinfer_utils.py
- vllm/model_executor/models/qwen3_moe.py
- vllm/model_executor/models/qwen3_next.py
head_ref_oid: ec5ba87c944343a5417b175dd5700fcb7bf83bf0
artifact_dir: evidence/pull-bundles/vllm/gh-27492
---
# [Performance] Support FP8 flashinfer TRTLLM MOE on Qwen3 and Qwen-3next

- Repository: `vllm-project/vllm`
- PR: [27492](https://github.com/vllm-project/vllm/pull/27492)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `vllm/model_executor/layers/fused_moe/config.py`
- `vllm/model_executor/layers/fused_moe/flashinfer_trtllm_moe.py`
- `vllm/model_executor/layers/fused_moe/layer.py`
- `vllm/model_executor/layers/quantization/fp8.py`
- `vllm/model_executor/layers/quantization/utils/flashinfer_utils.py`
- `vllm/model_executor/models/qwen3_moe.py`
- `vllm/model_executor/models/qwen3_next.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-27492`
