Solana Speeds Up Network Performance With October Protocol Upgrades

TL;DR Solana completed two protocol upgrades in October, cutting target slot times to 200 milliseconds on October 9 and activating Alpenglow on mainnet on October 21. Alpenglow replaced TowerBFT and targets transaction finality of roughly 150 milliseconds, while the slot-time reduction halves Solana’s original 400-millisecond target interval. October also brought tooling updates, including Jito’s BAM Direct Bundle Ingest, Solana Microscope, Transaction V1 support in Jupiter’s Swap API and Solana Asset Registry. Solana completed two protocol upgrades in October that shortened both slot production and transaction finality. According to the Solana Foundation’s October ecosystem roundup , the network activated the final stage of SIMD-0525 on October 9, reducing its target slot time from the original 400 milliseconds to 200 milliseconds.

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