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Optimism to Launch Superchain Upgrade 16.0 in July

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Optimism has announced the rollout of Superchain Upgrade 16.0, which was approved through OP Governance and will go live next week. The upgrade includes smart contract modifications to enhance interoperability, increased decentralisation, and security in line with L2Beat’s updated Stage 1 requirements for OP Mainnet, Base, InkOnChain, and Unichain, as well as an increase in the OP Stack gas limit to 500 million units per block.

Event date: July 2025 UTC
Optimism
@optimismFND
Superchain Upgrade 16 just passed OP Governance and will go live next week.

Key components of this upgrade include:

- Smart contract changes to support the road to interoperability.

- Increased decentralization and security, meeting L2BEAT 💗’s updated criteria for chains to
OP Price Changes After Event Publication
11.15%
1 day
14.55%
2 days
57.30%
Now (Added 6 months ago)
The event is about to begin
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Added by Alika
Jul 17 14:08 (UTC)
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