---
id: pr-flashinfer-2376
repo: flashinfer-ai/flashinfer
pr: 2376
title: 'feat: BF16 GEMM using cuDNN backend'
author: raayandhar
date: '2026-01-27'
url: https://github.com/flashinfer-ai/flashinfer/pull/2376
source_category: upstream-code
architectures:
- sm100
tags:
- gemm
techniques: []
hardware_features: []
kernel_types:
- gemm
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: e5f63cba2f6a71151d7c0ca5d2dd55adbb21bbeb
inclusion_reason: kernel file changes
changed_paths:
- flashinfer/gemm/gemm_base.py
- tests/gemm/test_bmm_bf16.py
- tests/gemm/test_mm_bf16.py
head_ref_oid: cbb16c825ddbbd89926f0b918dfc0803fc2a9d73
artifact_dir: evidence/pull-bundles/flashinfer/gh-2376
---
# feat: BF16 GEMM using cuDNN backend

- Repository: `flashinfer-ai/flashinfer`
- PR: [2376](https://github.com/flashinfer-ai/flashinfer/pull/2376)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `flashinfer/gemm/gemm_base.py`
- `tests/gemm/test_bmm_bf16.py`
- `tests/gemm/test_mm_bf16.py`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-2376`
