v0.31.0 v2.2.20

Name: vllm
Author: vllm-project

vllm-project/vllmOct 5, 2026 → Sep 30, 20260 days between releases

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Analyzing what changed between v0.31.0 and v2.2.20. This page updates automatically — usually within a minute.

The Two Releases

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

v2.2.20

Sep 30, 2026· 21 days ago

This release introduces new AI employee features that expose referenced knowledge base documents and fixes several bugs related to data sources, UI interactions, and workflow approvals.

Full release notes