Solana's 200ms slot time went live on mainnet at epoch 1053, completing the SIMD-0525 reduction from 400ms.
Blocks now arrive twice as often with half the room each, and a recent blockhash expires after about 30 seconds instead of 60.
Why it matters Solana now makes a block every 200ms, twice as often as before.
- Status
- Available now Available now: you can use it today.
- Published before the event
- How it ranks
- Rated notable by the AI clean-up: 10 points.
- Covered by 1 outlet: 1 point.
- Score 11. How this is worked out
- Related talk
- State of the Solana Network Anza Brennan Watt

