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Blast Shuts Down Ethereum Layer‑2 After Economics Become Unsustainable

The closure shows rising security and operating costs, competition from larger platforms, and steep declines in activity can make small rollups unsustainable.

Overview

  • Blast announced Oct. 2 that it will wind down the network because the ongoing costs of development, infrastructure and security now exceed the revenue the chain generates.
  • The team paused withdrawals while it pulls Blast’s Lido holdings, a process it expects to take about one week before resuming exits with a 24-hour withdrawal delay.
  • Users have until Oct. 26 to withdraw through Blast’s normal interface and after that date funds remain recoverable only by interacting directly with Blast’s bridge contracts on Ethereum mainnet.
  • On-chain data show total value locked fell from more than $2 billion in mid-2024 to only tens of millions today and the BLAST token has lost roughly 98% of its peak value.
  • Blast did not publish detailed revenue or cost figures but apologized to users and developers, and the shutdown underscores a wider shakeout as bigger platforms draw activity and security costs rise for small L2s.