---
id: pr-vllm-25674
repo: vllm-project/vllm
pr: 25674
title: '[Flashinfer][gpt-oss] Support FP8-qkv Flashinfer TRTLLM Sinks Attention'
author: elvischenv
date: '2025-10-09'
url: https://github.com/vllm-project/vllm/pull/25674
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- fp8
techniques: []
hardware_features:
- fp8
kernel_types:
- attention
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 44f633dba17f03e10fc4fc375df2e86c7d53fcc1
inclusion_reason: kernel file changes
changed_paths:
- tests/kernels/attention/test_flashinfer_trtllm_attention.py
- vllm/utils/flashinfer.py
head_ref_oid: c6a429049381fdaa89353a86fc4c160a1d9ebfb7
artifact_dir: evidence/pull-bundles/vllm/gh-25674
---
# [Flashinfer][gpt-oss] Support FP8-qkv Flashinfer TRTLLM Sinks Attention

- Repository: `vllm-project/vllm`
- PR: [25674](https://github.com/vllm-project/vllm/pull/25674)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `tests/kernels/attention/test_flashinfer_trtllm_attention.py`
- `vllm/utils/flashinfer.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-25674`
