Solana Activates Alpenglow

Solana switches to faster Alpenglow protocol as price drops 11.9% from Oct. 5.

Oct 21, 2026

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Solana Activates Alpenglow

Solana switches to faster Alpenglow protocol as price drops 11.9% from Oct. 5.

In brief

Solana switches to faster Alpenglow protocol as price drops 11.9% from Oct. 5. Solana activated Alpenglow on Oct. 21, reducing transaction finality target to 150ms while its price fell 11.9% from Oct. 5. Originally reported by TokenPost.

Solana Activates Alpenglow

Solana activated Alpenglow on its mainnet Oct. 21, replacing TowerBFT with a protocol designed to speed transaction finality.

Price Falls 11.9% From Oct. 5

SOL closed at $106.39 on Oct. 20, down 11.9% from $120.76 on Oct. 5.

Alpenglow Targets 150ms Finality

Alpenglow aims for transaction finality in 150 milliseconds, a design target versus TowerBFT's 400-millisecond slot schedule.

The bottom line

Solana activated Alpenglow on Oct. 21, reducing transaction finality target to 150ms while its price fell 11.9% from Oct. 5.

Read the original on TokenPost

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