---
id: pr-flashinfer-1339
repo: flashinfer-ai/flashinfer
pr: 1339
title: 'feat: Fused rope fp8 quantize kernel for MLA'
author: yzh119
date: '2025-08-09'
url: https://github.com/flashinfer-ai/flashinfer/pull/1339
source_category: upstream-code
architectures:
- sm100
tags:
- fp8
- kernel-fusion
- mla
- quantization
techniques:
- kernel-fusion
hardware_features:
- fp8
kernel_types:
- mla
- quantization
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: fc88829e414a4c385b8f79d5f04769ef7feeac75
inclusion_reason: kernel file changes
changed_paths:
- csrc/flashinfer_rope_ops.cu
- csrc/rope.cu
- flashinfer/rope.py
- include/flashinfer/pos_enc.cuh
- include/flashinfer/vec_dtypes.cuh
- tests/test_rope.py
head_ref_oid: 020b1852dd81561fa08b774feb25bee167f0b4cc
artifact_dir: evidence/pull-bundles/flashinfer/gh-1339
---
# feat: Fused rope fp8 quantize kernel for MLA

- Repository: `flashinfer-ai/flashinfer`
- PR: [1339](https://github.com/flashinfer-ai/flashinfer/pull/1339)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `csrc/flashinfer_rope_ops.cu`
- `csrc/rope.cu`
- `flashinfer/rope.py`
- `include/flashinfer/pos_enc.cuh`
- `include/flashinfer/vec_dtypes.cuh`
- `tests/test_rope.py`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-1339`
