Solana's Speed Revolution: 150ms Finality on the Horizon as Alpenglow Upgrade Hits Dual Testnets
Solana's Alpenglow upgrade, targeting a dramatic reduction in transaction finality from ~12.8 seconds to ~150ms, is now live on its second public testnet. The upgrade reworks validator consensus via direct vote exchanges. Mainnet launch timing and the 150ms goal remain under evaluation.
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