Harmony has proposed shutting down its independent mainnet and migrating the ONE token to Ethereum as an ERC-20, a rare public capitulation that turns a once-hyped layer-1 into a case study in how security pressure and thinning developer activity can end a chain’s sovereignty.
Project communications in early September said growing threats from state actors and AI-enabled attackers made continued operation of a standalone network too risky after prior exploits, including a major bridge hack years earlier and a more recent unauthorized minting incident that forced a rollback. Under the plan, balances would be snapshotted and airdropped to Ethereum-compatible addresses, while smart contracts, liquidity pools, and on-chain apps would not automatically migrate.
Holders have been told to withdraw from contracts before a mid-September cutoff if they want positions captured in ordinary wallets. Validators may stop running nodes around the same window, with a compensation pool of roughly $1.4 million earmarked for eligible operators who follow the transition. The proposal still requires supermajority governance approval and has not locked a final block date.
The strategic pivot is as notable as the technical wind-down. Emissions once aimed at securing an L1 would be redirected toward a new initiative, including AI-adjacent product narratives that many struggling crypto teams have reached for when chain fees and users disappear. Whether that second act works is secondary to the signal sent across the L1 cohort: sovereignty is expensive, and Ethereum remains the default settlement layer when independence fails.
For Ethereum, the migration is a quiet consolidation win. For the broader market, it is a warning about valuation stories built on parallel chains without durable security budgets. Chains that cannot retain validators, auditors, and application developers eventually confront the same choice Harmony is making—shrink into someone else’s security model, or keep paying for a network fewer people use.
Image source: i.ibb.co