---
id: pr-vllm-22738
repo: vllm-project/vllm
pr: 22738
title: '[Bugfix] Fix default enable for CUTLASS MLA on SM100'
author: mgoin
date: '2025-08-13'
url: https://github.com/vllm-project/vllm/pull/22738
source_category: upstream-code
architectures:
- sm100
tags:
- tcgen05
- mla
- gemm
- attention
techniques: []
hardware_features:
- tcgen05
- tmem
kernel_types:
- mla
- attention
- decode
- gemm
languages:
- python
captured_at: 2026-04-16
status: merged
merge_sha: b1361c7273f60ca244e5425bdb7a9120057327fe
inclusion_reason: manually curated, Blackwell kernel relevance
changed_paths:
- vllm/platforms/cuda.py
artifact_dir: evidence/pull-bundles/vllm/gh-22738
head_ref_oid: f3f9eda2649f287956e926734f77013d9dbd0788
---
# [Bugfix] Fix default enable for CUTLASS MLA on SM100

- Repository: `vllm-project/vllm`
- PR: [22738](https://github.com/vllm-project/vllm/pull/22738)
- Decision: `manually curated, Blackwell kernel relevance`
- Reason: manually curated, Blackwell kernel relevance

## Changed Paths

- `vllm/platforms/cuda.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-22738`
