Lead Story
Solana's Alpenglow Upgrade Slashes Transaction Finality to 150ms, Boosts Efficiency
Oct 24, 2026
The Alpenglow upgrade represents a pivotal advancement for Solana, as it drastically reduces transaction finality times from 12.8 seconds to a mere 150 milliseconds. This positions Solana as one of the fastest blockchains, reshaping its competitive edge in the crypto landscape. The Alpenglow upgrade was activated on Solana's mainnet-beta at slot 459,653,000. It replaces the […]