---
id: pr-sglang-14379
repo: sgl-project/sglang
pr: 14379
title: Add FP8 Blockwise GEMM Backend Flag `--fp8-gemm-backend`
author: b8zhong
date: '2025-12-09'
url: https://github.com/sgl-project/sglang/pull/14379
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 55504df2f7b0e2c427fa9b1302320efba7daaaeb
inclusion_reason: defer
changed_paths:
- docs/advanced_features/server_arguments.md
- docs/references/environment_variables.md
- python/sglang/bench_one_batch.py
- python/sglang/srt/environ.py
- python/sglang/srt/layers/quantization/fp8_utils.py
- python/sglang/srt/managers/scheduler.py
- python/sglang/srt/server_args.py
- python/sglang/srt/utils/common.py
- test/srt/run_suite.py
- test/srt/test_fp8_blockwise_gemm.py
artifact_dir: evidence/pull-bundles/sglang/gh-14379
head_ref_oid: 7cb35db999e5fdd64d044999bad3c9dc867150af
---
# Add FP8 Blockwise GEMM Backend Flag `--fp8-gemm-backend`

- Repository: `sgl-project/sglang`
- PR: [14379](https://github.com/sgl-project/sglang/pull/14379)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `docs/advanced_features/server_arguments.md`
- `docs/references/environment_variables.md`
- `python/sglang/bench_one_batch.py`
- `python/sglang/srt/environ.py`
- `python/sglang/srt/layers/quantization/fp8_utils.py`
- `python/sglang/srt/managers/scheduler.py`
- `python/sglang/srt/server_args.py`
- `python/sglang/srt/utils/common.py`
- `test/srt/run_suite.py`
- `test/srt/test_fp8_blockwise_gemm.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-14379`
