---
id: pr-thunderkittens-11
repo: HazyResearch/ThunderKittens
pr: 11
title: Attention h100
author: Aaryan0404
date: '2024-04-04'
url: https://github.com/HazyResearch/ThunderKittens/pull/11
source_category: upstream-code
architectures:
- sm90
tags:
- attention
techniques: []
hardware_features: []
kernel_types:
- attention
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: e0b4e94d3a1238b5f0fa4e61dfac15c95830c41c
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- README.md
- examples/attn_fwd_tma_wgmma/Makefile
- examples/attn_fwd_tma_wgmma/gentests.py
- examples/attn_fwd_tma_wgmma/harness.impl
- examples/attn_fwd_tma_wgmma/tictoc_ker.cu
- src/common/util.cuh
- src/ops/warp/shared/maps.cuh
- src/ops/warpgroup/wgmma/wgmma.cuh
artifact_dir: evidence/pull-bundles/thunderkittens/gh-11
head_ref_oid: 45c172fc9269929aada7315fbf439e4557da41e3
---
# Attention h100

- Repository: `HazyResearch/ThunderKittens`
- PR: [11](https://github.com/HazyResearch/ThunderKittens/pull/11)
- Decision: `Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.`
- Reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.

## Changed Paths

- `README.md`
- `examples/attn_fwd_tma_wgmma/Makefile`
- `examples/attn_fwd_tma_wgmma/gentests.py`
- `examples/attn_fwd_tma_wgmma/harness.impl`
- `examples/attn_fwd_tma_wgmma/tictoc_ker.cu`
- `src/common/util.cuh`
- `src/ops/warp/shared/maps.cuh`
- `src/ops/warpgroup/wgmma/wgmma.cuh`

## Evidence Bundle

`evidence/pull-bundles/thunderkittens/gh-11`
