---
id: pr-flashinfer-2081
repo: flashinfer-ai/flashinfer
pr: 2081
title: enable xqa fp8 output
author: qsang-nv
date: '2025-11-12'
url: https://github.com/flashinfer-ai/flashinfer/pull/2081
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- decode
- fp8
techniques: []
hardware_features:
- fp8
kernel_types:
- attention
- decode
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: 53a6da4788ffa794c43637797f90116d1f29a37f
inclusion_reason: kernel file changes
changed_paths:
- csrc/flashinfer_xqa_binding.cu
- csrc/xqa/mha.cu
- csrc/xqa/mha.h
- csrc/xqa/mha_sm90.cu
- csrc/xqa/xqa_wrapper.cu
- flashinfer/aot.py
- flashinfer/decode.py
- flashinfer/jit/xqa.py
- flashinfer/xqa.py
- tests/attention/test_trtllm_gen_attention.py
- tests/attention/test_xqa.py
- tests/attention/test_xqa_batch_decode.py
head_ref_oid: 393b84083b998457a064a0a308aabf8026b8e720
artifact_dir: evidence/pull-bundles/flashinfer/gh-2081
---
# enable xqa fp8 output

- Repository: `flashinfer-ai/flashinfer`
- PR: [2081](https://github.com/flashinfer-ai/flashinfer/pull/2081)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `csrc/flashinfer_xqa_binding.cu`
- `csrc/xqa/mha.cu`
- `csrc/xqa/mha.h`
- `csrc/xqa/mha_sm90.cu`
- `csrc/xqa/xqa_wrapper.cu`
- `flashinfer/aot.py`
- `flashinfer/decode.py`
- `flashinfer/jit/xqa.py`
- `flashinfer/xqa.py`
- `tests/attention/test_trtllm_gen_attention.py`
- `tests/attention/test_xqa.py`
- `tests/attention/test_xqa_batch_decode.py`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-2081`
