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Solana Activates 350-Millisecond Slots on Mainnet

The Defiant·August 21, 2026·1 min read
Solana Activates 350-Millisecond Slots on Mainnet

Solana has activated 350-millisecond slots on mainnet, the first reduction since its inception. This shortens the block-production window for validators and begins an epoch-by-epoch path toward 200 milliseconds. The change aims to improve network throughput and efficiency, marking a significant technical upgrade for Solana.

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