---
id: pr-flashinfer-1427
repo: flashinfer-ai/flashinfer
pr: 1427
title: 'refactor: Sink attention AoT'
author: nandor
date: '2025-08-21'
url: https://github.com/flashinfer-ai/flashinfer/pull/1427
source_category: upstream-code
architectures:
- sm100
tags:
- attention
techniques: []
hardware_features: []
kernel_types:
- attention
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: a1ce5aa35cb3d9f2e963ea600ee9e2622d609694
inclusion_reason: kernel file changes
changed_paths:
- flashinfer/aot.py
- flashinfer/jit/attention/__init__.py
- flashinfer/jit/attention/pytorch.py
- flashinfer/jit/attention/variants.py
- tests/test_attention_sink.py
head_ref_oid: 4daa25f573085b9a41eb1ad577eac2a19eb6a210
artifact_dir: evidence/pull-bundles/flashinfer/gh-1427
---
# refactor: Sink attention AoT

- Repository: `flashinfer-ai/flashinfer`
- PR: [1427](https://github.com/flashinfer-ai/flashinfer/pull/1427)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `flashinfer/aot.py`
- `flashinfer/jit/attention/__init__.py`
- `flashinfer/jit/attention/pytorch.py`
- `flashinfer/jit/attention/variants.py`
- `tests/test_attention_sink.py`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-1427`
