---
id: pr-flashinfer-2268
repo: flashinfer-ai/flashinfer
pr: 2268
title: '[performance]optimize for nvfp4'
author: Bruce-x-1997
date: '2025-12-27'
url: https://github.com/flashinfer-ai/flashinfer/pull/2268
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- kernel-fusion
- nvfp4
techniques:
- kernel-fusion
hardware_features:
- fp4
- nvfp4
kernel_types: []
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: 4de2a45a5d38da7487ec37b694c644d8906551a6
inclusion_reason: kernel file changes
changed_paths:
- include/flashinfer/comm/trtllm_allreduce_fusion.cuh
head_ref_oid: 9efd43922e19493473085901d633225746717f78
artifact_dir: evidence/pull-bundles/flashinfer/gh-2268
---
# [performance]optimize for nvfp4

- Repository: `flashinfer-ai/flashinfer`
- PR: [2268](https://github.com/flashinfer-ai/flashinfer/pull/2268)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `include/flashinfer/comm/trtllm_allreduce_fusion.cuh`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-2268`
