Is Google Container-Optimized OS (COS) cos-133 end-of-life?

As of 2026-10-12: No. Google Container-Optimized OS (COS) cos-133 is supported; its end-of-life date is 2028-11-01 (in 751 days). Latest release: cos-133-19999-44-106 (2026-10-06).

Google Container-Optimized OS (COS) release cycles

Status of every cycle as of 2026-10-12, newest first: supported, security-only (active support ended), eol or unknown.

CycleStatus
cos-133supported
cos-129supported
cos-125supported
cos-121supported
cos-117eol
cos-113eol
cos-109eol
cos-105eol
cos-101eol
cos-97eol
cos-93eol
cos-89eol
cos-85eol
cos-81eol
cos-77eol
cos-73eol
cos-69eol

Dates, LTS and versions from the API

This page shows the status only. The signed API answer has every cycle with its release, support and end-of-life dates, LTS flag and latest version: GET /v1/eol/cos ($0.001 per call, paid with x402 in USDC; no account, no API key).

Source

Data from endoflife.date (https://endoflife.date), Copyright 2020 endoflife.date contributors, MIT License.

Snapshot eol-20261011T184823Z-fb3e9d0a, data as of 2026-10-11T18:48:23Z, source last checked 2026-10-11T18:48:23.000Z.

Licences and attribution: /licences. How snapshots are made and verified: /provenance.

Data is provided as is, without warranty of any kind. Payments are final. Every dataset is normalised (modified) from the sources named here, and no source endorses this service.