---
id: pr-vllm-35036
repo: vllm-project/vllm
pr: 35036
title: '[Model Runner V2] Support attention group'
author: WoosukKwon
date: '2026-02-22'
url: https://github.com/vllm-project/vllm/pull/35036
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- decode
techniques: []
hardware_features: []
kernel_types:
- attention
- decode
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: b71fbd06e215a1a09600220c947a1bb2d5494de9
inclusion_reason: semantic match with file changes
changed_paths:
- vllm/v1/worker/gpu/attn_utils.py
- vllm/v1/worker/gpu/cudagraph_utils.py
- vllm/v1/worker/gpu/model_runner.py
- vllm/v1/worker/gpu/spec_decode/eagle/cudagraph.py
- vllm/v1/worker/gpu/spec_decode/eagle/speculator.py
head_ref_oid: 973886e25d52b25c24df149b3ae8b5082d2f80c9
artifact_dir: evidence/pull-bundles/vllm/gh-35036
---
# [Model Runner V2] Support attention group

- Repository: `vllm-project/vllm`
- PR: [35036](https://github.com/vllm-project/vllm/pull/35036)
- Decision: `semantic match with file changes`
- Reason: semantic match with file changes

## Changed Paths

- `vllm/v1/worker/gpu/attn_utils.py`
- `vllm/v1/worker/gpu/cudagraph_utils.py`
- `vllm/v1/worker/gpu/model_runner.py`
- `vllm/v1/worker/gpu/spec_decode/eagle/cudagraph.py`
- `vllm/v1/worker/gpu/spec_decode/eagle/speculator.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-35036`
