---
id: pr-vllm-36017
repo: vllm-project/vllm
pr: 36017
title: '[Bugfix] Fix passing of activation_type to trtllm fused MoE NVFP4 and FP8'
author: amitz-nv
date: '2026-03-04'
url: https://github.com/vllm-project/vllm/pull/36017
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- fp8
- kernel-fusion
- moe
- nvfp4
techniques:
- kernel-fusion
hardware_features:
- fp4
- fp8
- nvfp4
kernel_types:
- moe
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: d7adcadb9bf4c7ea240fcc6cc668192bc2260ec0
inclusion_reason: kernel file changes
changed_paths:
- vllm/model_executor/layers/fused_moe/experts/trtllm_fp8_moe.py
- vllm/model_executor/layers/fused_moe/experts/trtllm_nvfp4_moe.py
head_ref_oid: af5e89a9ff7f6510dedccc2cb14ccb693601b25a
artifact_dir: evidence/pull-bundles/vllm/gh-36017
---
# [Bugfix] Fix passing of activation_type to trtllm fused MoE NVFP4 and FP8

- Repository: `vllm-project/vllm`
- PR: [36017](https://github.com/vllm-project/vllm/pull/36017)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `vllm/model_executor/layers/fused_moe/experts/trtllm_fp8_moe.py`
- `vllm/model_executor/layers/fused_moe/experts/trtllm_nvfp4_moe.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-36017`
