Blast will shut down its Ethereum layer-2 network after total value locked fell roughly 98% from a peak above $2 billion, the team announced Oct. 2, saying maintenance costs now exceed revenue and that it sees no credible path to making the network economically sustainable.

The wind-down marks one of the most dramatic collapses among Ethereum scaling networks launched during the 2023-2024 cycle. Blast's total value locked topped $2 billion in June 2024. It has since fallen to about $32 million, according to the team's figures, with a latest available snapshot putting the network's DeFi value locked at approximately $31.5 million.

The team urged users to move their assets back to Ethereum and laid out a staged withdrawal process with hard deadlines.

What is the withdrawal timeline?

Blast plans to begin by withdrawing its Lido assets, a process the team expects to take about a week. Withdrawals will be temporarily unavailable during that period, even though the withdrawal delay has been reduced to 24 hours.

Users can withdraw through Blast's own interface until Oct. 26. After that date, they will need to interact directly with the network's bridge contracts deployed on Ethereum to recover funds — a materially more technical process that requires users to call contracts without the network's front-end abstraction.

Why is Blast shutting down?

The team said maintenance costs now exceed revenue, and that it sees no viable route to economic sustainability for the network. At roughly $32 million in value locked, the fee base is too thin to cover ongoing operational expenses for an active L2 with bridge infrastructure, sequencer operations and security obligations.

The closure also reflects how competitive the Ethereum scaling market has become. Major crypto companies, including Coinbase and Robinhood, now operate Ethereum-based networks of their own — Base and Robinhood Chain respectively — capturing user activity and liquidity with distribution advantages that standalone networks struggle to match. Blast, which gained early traction with its yield-bearing deposit design and points campaign, could not retain deposits once incentives tapered.

What does the wind-down mean for users?

The operational consequences are straightforward but time-sensitive. Users who withdraw before Oct. 26 keep access to Blast's standard interface. Those who miss the deadline must interact directly with bridge contracts on Ethereum mainnet, a process that carries higher technical risk of error and requires familiarity with contract calls.

The one-week Lido withdrawal window adds a second constraint: during that period, withdrawals will be temporarily unavailable entirely, compressing the effective time users have to exit through the interface.

The 24-hour withdrawal delay reduction is a partial mitigant, shortening the friction for those exiting before the cutoff.

The Blast case is a reminder that layer-2 networks are businesses with recurring costs, not just infrastructure. When value locked falls faster than costs, shutdown becomes the rational exit — and the burden of asset recovery shifts from the operator's product to raw on-chain mechanics.

Users holding assets on Blast have until Oct. 26 to exit through the interface before manual bridge-contract interaction becomes the only path to withdrawing funds.