---
id: pr-quack-75
repo: Dao-AILab/quack
pr: 75
title: Better gemm configs that reduce 80% autotuning time
author: GarlGuo
date: '2026-02-25'
url: https://github.com/Dao-AILab/quack/pull/75
source_category: upstream-code
architectures:
- sm100
- sm90
tags:
- gemm
- quack
- sm100
- sm90
techniques: []
hardware_features:
- blackwell
- hopper
kernel_types:
- gemm
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 883eaeea30a15367593b01b86c36dcfe1872d841
inclusion_reason: Search-matched CUDA kernel optimization PR; materialize diff/source before synthesis.
changed_paths:
- quack/gemm_config.py
artifact_dir: evidence/pull-bundles/quack/gh-75
head_ref_oid: 02fb027d1264ebabe8973729147b643b23a019ba
---
# Better gemm configs that reduce 80% autotuning time

- Repository: `Dao-AILab/quack`
- PR: [75](https://github.com/Dao-AILab/quack/pull/75)
- 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

- `quack/gemm_config.py`

## Evidence Bundle

`evidence/pull-bundles/quack/gh-75`
