---
id: pr-vllm-37320
repo: vllm-project/vllm
pr: 37320
title: '[Kernel] Add non-gated support for NVFP4 CUTLASS MoE'
author: mgoin
date: '2026-03-17'
url: https://github.com/vllm-project/vllm/pull/37320
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:
- cuda-cpp
captured_at: '2026-04-17'
status: merged
merge_sha: 09e4576f65b751fc682983a296e246f239979558
inclusion_reason: kernel file changes
changed_paths:
- csrc/ops.h
- csrc/quantization/w8a8/cutlass/moe/moe_data.cu
- csrc/quantization/w8a8/cutlass/scaled_mm_entry.cu
- csrc/torch_bindings.cpp
- tests/evals/gsm8k/configs/moe-refactor/Nemotron-Nano-30B-NvFp4-ModelOpt-vllm-cutlass.yaml
- tests/evals/gsm8k/configs/moe-refactor/config-b200.txt
- vllm/_custom_ops.py
- vllm/model_executor/layers/fused_moe/cutlass_moe.py
head_ref_oid: 59dfd2ea6fb65c59821f73667b00ba0dc6e960a3
artifact_dir: evidence/pull-bundles/vllm/gh-37320
---
# [Kernel] Add non-gated support for NVFP4 CUTLASS MoE

- Repository: `vllm-project/vllm`
- PR: [37320](https://github.com/vllm-project/vllm/pull/37320)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `csrc/ops.h`
- `csrc/quantization/w8a8/cutlass/moe/moe_data.cu`
- `csrc/quantization/w8a8/cutlass/scaled_mm_entry.cu`
- `csrc/torch_bindings.cpp`
- `tests/evals/gsm8k/configs/moe-refactor/Nemotron-Nano-30B-NvFp4-ModelOpt-vllm-cutlass.yaml`
- `tests/evals/gsm8k/configs/moe-refactor/config-b200.txt`
- `vllm/_custom_ops.py`
- `vllm/model_executor/layers/fused_moe/cutlass_moe.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-37320`
