v2.2.21 v0.31.0

Name: vllm
Author: vllm-project

vllm-project/vllmOct 6, 2026 → Oct 5, 20260 days between releases

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Analyzing what changed between v2.2.21 and v0.31.0. This page updates automatically — usually within a minute.

The Two Releases

v2.2.21

Oct 6, 2026· 16 days ago

This release primarily addresses bug fixes within the client-v2 UI editor and notification systems, alongside dependency upgrades for nodemailer, hono, and moment.

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v0.31.0

Oct 5, 2026· 17 days ago

This release introduces significant performance optimizations for DeepSeek-V4.1-Flash and a new fast restart mechanism via the `vllm preload` CLI. It also enhances large-scale serving capabilities with new MoE communication backends and advanced features in Model Runner V2.

Full release notes