---
id: pr-vllm-26977
repo: vllm-project/vllm
pr: 26977
title: '[Kernel] Lazy import FlashInfer'
author: jeejeelee
date: '2025-10-17'
url: https://github.com/vllm-project/vllm/pull/26977
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: fec2b341ad76d322ffe956fc9581e958bd6887bc
inclusion_reason: defer
changed_paths:
- tests/v1/sample/test_topk_topp_sampler.py
- vllm/v1/sample/ops/topk_topp_sampler.py
artifact_dir: evidence/pull-bundles/vllm/gh-26977
head_ref_oid: ec34886791fef614f344db933c4eb8709c2e6aeb
---
# [Kernel] Lazy import FlashInfer

- Repository: `vllm-project/vllm`
- PR: [26977](https://github.com/vllm-project/vllm/pull/26977)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `tests/v1/sample/test_topk_topp_sampler.py`
- `vllm/v1/sample/ops/topk_topp_sampler.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-26977`
