The shift to the Alpenglow mechanism targets a significant reduction in latency for all users on the mainnet-beta. This update represents a transition from multi-second confirmation delays to sub-second finality for the blockchain network.
Tuesday, October 20, 2026
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Solana Cuts Block Finality to 150 Milliseconds in Oct 21 Upgrade
Crypto7 days ago
The Alpenglow consensus update will deploy to the network's mainnet to increase the speed at which transactions are confirmed. The upgrade launches on Oct. 21 and will reduce the time for blocks to reach finality from 12.8 seconds to approximately 150 milliseconds.
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