---
id: pr-vllm-35986
repo: vllm-project/vllm
pr: 35986
title: Add support for ModelOpt MXFP8 MoE models
author: danisereb
date: '2026-03-08'
url: https://github.com/vllm-project/vllm/pull/35986
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: 0a6a3a12906bd581fb2983c81b4d51dc60e0bb4a
inclusion_reason: kernel file changes
changed_paths:
- tests/kernels/moe/test_ocp_mx_moe.py
- vllm/model_executor/layers/fused_moe/layer.py
- vllm/model_executor/layers/fused_moe/oracle/mxfp8.py
- vllm/model_executor/layers/quantization/modelopt.py
head_ref_oid: 19bc0cbc25d93acf571853d851174733c90fcf1d
artifact_dir: evidence/pull-bundles/vllm/gh-35986
---
# Add support for ModelOpt MXFP8 MoE models

- Repository: `vllm-project/vllm`
- PR: [35986](https://github.com/vllm-project/vllm/pull/35986)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `tests/kernels/moe/test_ocp_mx_moe.py`
- `vllm/model_executor/layers/fused_moe/layer.py`
- `vllm/model_executor/layers/fused_moe/oracle/mxfp8.py`
- `vllm/model_executor/layers/quantization/modelopt.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-35986`
