Solana starts testing upgrade that could cut finality from 12.8 seconds to 150 milliseconds

Written and edited by the WorldPing NewsdeskPublished Updated Original reporting: CoinDesk
Solana starts testing upgrade that could cut finality from 12.8 seconds to 150 millisecondsWorldPing
Image via CoinDesk.

What happened

Alpenglow would let exchanges, bridges and merchants treat payments as irreversible almost immediately.

Key facts

  • Reported by CoinDesk and published Wed, 23 Sep 2026 05:16:22 UTC.

Why it matters

Digital-asset markets react to catalysts within minutes, and liquidity, ETF flows and regulatory signals are usually what decide whether a move sticks.

What to watch next

  • Whether spot volume and open interest confirm the move
  • Liquidation clusters around the current price
  • ETF flow data and any regulatory follow-up

Coverage timeline

When each newsroom published on this story, oldest first — all times UTC.

  1. Solana starts testing upgrade that could cut finality from 12.8 seconds to 150 milliseconds

  2. Aave Founder Warns EU MiCA Review Could Restrict DeFi Access

Sources

The original report was published by CoinDesk. WorldPing does not claim that reporting — this page summarises and contextualises it.

Read the full report at CoinDesk

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