---
id: pr-vllm-38815
repo: vllm-project/vllm
pr: 38815
title: '[Quant] add CompressedTensorsW8A8Mxfp8 for linear and MoE layers'
author: EdalatiAli
date: '2026-04-11'
url: https://github.com/vllm-project/vllm/pull/38815
source_category: upstream-code
architectures:
- sm100
tags:
- fp8
- moe
- quantization
techniques: []
hardware_features:
- fp8
kernel_types:
- moe
- quantization
languages:
- python
captured_at: '2026-04-17'
status: merged
merge_sha: df1e30e74be91bd48fd015c417e7699310a64119
inclusion_reason: kernel file changes
changed_paths:
- tests/quantization/test_compressed_tensors.py
- vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors.py
- vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors_moe/compressed_tensors_moe.py
- vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors_moe/compressed_tensors_moe_w8a8_mxfp8.py
- vllm/model_executor/layers/quantization/compressed_tensors/schemes/__init__.py
- vllm/model_executor/layers/quantization/compressed_tensors/schemes/compressed_tensors_w8a8_mxfp8.py
head_ref_oid: 109f2f21300015a1342c4b000205f5911eb66983
artifact_dir: evidence/pull-bundles/vllm/gh-38815
---
# [Quant] add CompressedTensorsW8A8Mxfp8 for linear and MoE layers

- Repository: `vllm-project/vllm`
- PR: [38815](https://github.com/vllm-project/vllm/pull/38815)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `tests/quantization/test_compressed_tensors.py`
- `vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors.py`
- `vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors_moe/compressed_tensors_moe.py`
- `vllm/model_executor/layers/quantization/compressed_tensors/compressed_tensors_moe/compressed_tensors_moe_w8a8_mxfp8.py`
- `vllm/model_executor/layers/quantization/compressed_tensors/schemes/__init__.py`
- `vllm/model_executor/layers/quantization/compressed_tensors/schemes/compressed_tensors_w8a8_mxfp8.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-38815`
