---
id: pr-sglang-12406
repo: sgl-project/sglang
pr: 12406
title: Add mm_fp4 trtllm backend
author: wenscarl
date: '2025-11-05'
url: https://github.com/sgl-project/sglang/pull/12406
source_category: upstream-code
architectures:
- sm100
tags: []
techniques: []
hardware_features: []
kernel_types: []
languages: []
captured_at: '2026-05-16'
status: merged
merge_sha: 82f39dc11d4dc6b4c257937016f540455d4a24be
inclusion_reason: defer
changed_paths:
- docs/references/environment_variables.md
- python/sglang/srt/environ.py
- python/sglang/srt/layers/quantization/modelopt_quant.py
artifact_dir: evidence/pull-bundles/sglang/gh-12406
head_ref_oid: 6a700c0c5f5ea9786e3b70bd014ad619d3491ae0
---
# Add mm_fp4 trtllm backend

- Repository: `sgl-project/sglang`
- PR: [12406](https://github.com/sgl-project/sglang/pull/12406)
- Decision: `defer`
- Reason: defer

## Changed Paths

- `docs/references/environment_variables.md`
- `python/sglang/srt/environ.py`
- `python/sglang/srt/layers/quantization/modelopt_quant.py`

## Evidence Bundle

`evidence/pull-bundles/sglang/gh-12406`
