The OP Mainnet upgrade to the Bedrock release will take place on June 6, 2023 at 16:00 UTC! There will be 2-4 hours of downtime.
See here for additional details. (opens new window)

Releases


# Our release cycle

Optimism releases new software every Tuesday and Thursday at 7PM UTC. Software is released on Goerli first, followed by mainnet a week later.

# Up to date information

If you run your own replica, it is important that you subscribe either to the release announcement mailing list or the RSS feed to know when you need to upgrade.