Solana Initiates Trials of an Upgrade Aiming to Reduce Finality from 12.8 Seconds to Just 150 Milliseconds
Solana, the high‑throughput blockchain that has positioned itself as a leading platform for decentralized finance, non‑fungible tokens, and Web3 applications, has begun testing a major protocol upgrade known as Alpenglow. This upgrade is designed to dramatically accelerate transaction finality, shrinking the time it takes for a payment to become irrevocable from the current 12.8 seconds down to a…
Sept. 23, 2026, 5:16 a.m.