2026-10-21 09:42:31
Solana Activates Alpenglow Upgrade on October 21, Targeting 150ms Finality as Validator Readiness Draws Scrutiny
According to Anza, Solana activates its Alpenglow consensus upgrade on October 21 during epoch 1064, replacing TowerBFT with Votor to finalize transactions in approximately 150 milliseconds compared to the current 12.8 seconds—an 85-fold improvement.
The upgrade begins at slot 459,653,000,