Blast block time
As of September 7, 2026, Blast block time is 1.97 s at the median (p50, 24h window), with 2.79 s at p90 and 2.98 s at p99. Blast ranks #6 of 10 chains measured on this benchmark.
Blast block time is 1.97 s (p50, 24h). Blast is an OP Stack fork operated by the Blast team with the same 2 s sequencer default as Optimism and Base, layered with native yield on ETH and USDB deposits that auto-rebase against L1 staking and T-bill yields. Settlement is on Ethereum via blob calldata. Measured live by holding a `newHeads` WebSocket against the Blast sequencer RPC.
How Blast compares
Live p50 over the last 24 hours across every chain on this benchmark, ranked lowest first.
Methodology, charts and the full ledger live on the Fastest L2 block time, live across Robinhood, Arbitrum, Base and 7 more page. Raw data: JSON endpoint.