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Joint House Optimistic Proposal by The Optimism Foundation

Upgrade 18 - Custom Gas Token v2 and Kona Proofs

New: This proposal implements the Joint House Voting. Learn more about how the two houses work together here: Operating Manual.

You should only cast a vote on this proposal if you want to veto the DAB’s decision to approve this upgrade. Note that the DAB's voting outcome is showing incorrectly on Snapshot, as the quorum was mistakenly configured to 7/7 instead of 5/7. The DAB has voted to approve this upgrade.

At its core, U18 delivers three new advancements to the OP Stack:

  1. Custom Gas Token v2 (CGT v2):
  2. Creator Pattern Dispute Game Refactor:
  3. Cannon + Kona:

This proposal was approved by the Developer Advisory Board here. Note that the DAB's voting outcome is showing incorrectly on Snapshot, as the quorum was mistakenly configured to 7/7 instead of 5/7. Governance participants may veto the DAB’s decision if they believe it disadvantages their stakeholder group (tokenholders, chains, apps, or end-users.) You can read more about Stakeholder Vetos in our Operating Manual.

In the case of a veto, this proposal will proceed through the Appeals process outlined in the Operating Manual.

ACTIVE

Ends 4:31 pm Feb 03, 2026
Veto threshold not reached
4 Group Threshold %
11%
Group
Against
% Veto
Veto
Delegates
51.32K
Infinity
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Chains
0
0.00
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Apps
1
1.00
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Users
82
8.20
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Veto criteria
Are you a citizen? Vote here