---
id: pr-sglang-21240
repo: sgl-project/sglang
pr: 21240
title: '[NVIDIA] Enable FP4 flashinfer trtllm routed moe'
author: trevor-m
date: '2026-04-07'
url: https://github.com/sgl-project/sglang/pull/21240
source_category: upstream-code
architectures:
- sm100
tags:
- fp4
- moe
- quantization
techniques: []
hardware_features:
- fp4
kernel_types:
- moe
- quantization
languages:
- python
captured_at: '2026-04-17'
status: merged
merge_sha: 7546d04c81e3ad7370e0e621e3c6376610f6cfb4
inclusion_reason: kernel file changes
changed_paths:
- python/sglang/srt/layers/moe/moe_runner/flashinfer_trtllm.py
- python/sglang/srt/layers/quantization/modelopt_quant.py
head_ref_oid: 1950327c104f180153b9644f49087ff7b511dbd5
artifact_dir: evidence/pull-bundles/sglang/gh-21240
---
# [NVIDIA] Enable FP4 flashinfer trtllm routed moe

- Repository: `sgl-project/sglang`
- PR: [21240](https://github.com/sgl-project/sglang/pull/21240)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `python/sglang/srt/layers/moe/moe_runner/flashinfer_trtllm.py`
- `python/sglang/srt/layers/quantization/modelopt_quant.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-21240`
