---
id: pr-vllm-38050
repo: vllm-project/vllm
pr: 38050
title: '[MoE Kernel] Flashinfer nvfp4 cutedsl moe kernel integration'
author: zyongye
date: '2026-03-25'
url: https://github.com/vllm-project/vllm/pull/38050
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- kernel-fusion
- moe
- nvfp4
- quantization
techniques:
- kernel-fusion
hardware_features:
- fp4
- nvfp4
kernel_types:
- moe
- quantization
languages:
- cute-dsl
captured_at: '2026-04-17'
status: merged
merge_sha: 678b3c99e82e1b1dd6cc95ff98c114393b788be4
inclusion_reason: kernel file changes
changed_paths:
- tests/kernels/moe/test_cutedsl_moe.py
- vllm/model_executor/layers/fused_moe/experts/flashinfer_cutedsl_batched_moe.py
- vllm/model_executor/layers/fused_moe/experts/flashinfer_cutedsl_moe.py
- vllm/model_executor/layers/fused_moe/oracle/nvfp4.py
- vllm/model_executor/layers/quantization/utils/flashinfer_fp4_moe.py
- vllm/utils/flashinfer.py
artifact_dir: evidence/pull-bundles/vllm/gh-38050
head_ref_oid: 4094f2f7495a8265aa44dd621ce3dae5bb569b58
---
# [MoE Kernel] Flashinfer nvfp4 cutedsl moe kernel integration

- Repository: `vllm-project/vllm`
- PR: [38050](https://github.com/vllm-project/vllm/pull/38050)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `tests/kernels/moe/test_cutedsl_moe.py`
- `vllm/model_executor/layers/fused_moe/experts/flashinfer_cutedsl_batched_moe.py`
- `vllm/model_executor/layers/fused_moe/experts/flashinfer_cutedsl_moe.py`
- `vllm/model_executor/layers/fused_moe/oracle/nvfp4.py`
- `vllm/model_executor/layers/quantization/utils/flashinfer_fp4_moe.py`
- `vllm/utils/flashinfer.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-38050`
