Google Container-Optimized OS (COS) EOS & EOL timeline

Check Google Container-Optimized OS (COS) end-of-support (EOS), end-of-life (EOL), release and extended-support dates. Compare versions and plan your next upgrade.

• cos-133LTS

  Supported
  1. ReleasedSep 28, 2026
  2. End of life (EOL)Nov 1, 2028

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-129LTS

  Supported
  1. ReleasedMay 21, 2026
  2. End of life (EOL)Jul 1, 2028

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-125LTS

  Supported
  1. ReleasedOct 9, 2025
  2. End of life (EOL)Feb 1, 2028

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-121LTS

  Ending soon
  1. ReleasedApr 14, 2025
  2. End of life (EOL)Mar 1, 2027

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-117LTS

  End of life
  1. ReleasedOct 2, 2024
  2. End of life (EOL)Sep 1, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-113LTS

  End of life
  1. ReleasedApr 15, 2024
  2. End of life (EOL)Mar 1, 2026

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-109LTS

  End of life
  1. ReleasedSep 27, 2023
  2. End of life (EOL)Sep 1, 2025

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-105LTS

  End of life
  1. ReleasedApr 3, 2023
  2. End of life (EOL)Mar 1, 2025

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-101LTS

  End of life
  1. ReleasedSep 15, 2022
  2. End of life (EOL)Oct 1, 2024

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-97LTS

  End of life
  1. ReleasedMar 29, 2022
  2. End of life (EOL)Apr 1, 2024

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-93LTS

  End of life
  1. ReleasedOct 18, 2021
  2. End of life (EOL)Oct 1, 2023

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-89LTS

  End of life
  1. ReleasedApr 7, 2021
  2. End of life (EOL)Mar 1, 2023

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-85LTS

  End of life
  1. ReleasedSep 24, 2020
  2. End of life (EOL)Sep 1, 2022

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-81LTS

  End of life
  1. ReleasedMar 27, 2020
  2. End of life (EOL)Jan 10, 2022

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-77LTS

  End of life
  1. ReleasedSep 27, 2019
  2. End of life (EOL)Apr 1, 2021

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-73LTS

  End of life
  1. ReleasedMar 25, 2019
  2. End of life (EOL)Jun 1, 2020

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• cos-69LTS

  End of life
  1. ReleasedSep 18, 2018
  2. End of life (EOL)Dec 1, 2019

  End of support (EOS)

  Not announced

  Extended support

  Not announced

Support milestones: end of support = Active support; end of life = Support Status. Unknown dates are shown as “Not announced”. Paid extended support is separate from standard end of life. Support windows may vary by version and edition. Timeline spacing is not a duration scale.