# vLLM v0.18.1 — Release & Upgrade Intelligence
- **Product:** vLLM (https://vllm.ai)
- **Version:** v0.18.1
- **Released:** Mar 31, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/vllm/updates/v0.18.1/

## Executive Summary (TL;DR)
vLLM v0.18.1. Source highlight: This is a patch release on top of v0.18.0 to address a few issues:

## Bug Fixes
- Fix mock.patch resolution failure for standalone_compile.FakeTensorMode on Python <= 3.10 (#37158)
- Fix DeepGemm E8M0 accuracy degradation for Qwen3.5 FP8 on Blackwell (#38083)

## Upgrade Command
```bash
python -m pip install 'vllm==0.18.1'
```