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defiliban.com > Blog > Blockchain > Solana Approves Alpenglow Proposal to Reduce Finality Time
Blockchain

Solana Approves Alpenglow Proposal to Reduce Finality Time

Ada Michael
Last updated: September 1, 2025 8:22 am
Ada Michael
Published: September 1, 2025
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Solana Approves Alpenglow Proposal to Reduce Finality Time
Solana Approves Alpenglow Proposal to Reduce Finality Time

TLDR

  • Finality time reduced from 12.8 seconds to 150 milliseconds.
  • Over 99% validator approval with 11.8% network participation.
  • Alpenglow upgrade impacts SOL and major DeFi protocols.

Solana has announced the approval of its SIMD-0326 “Alpenglow” proposal to significantly reduce block finality time. The change, confirmed by validator vote, decreases finalization from 12.8 seconds to approximately 150 milliseconds. This is a major update to the network’s consensus protocol.

Contents
TLDRKey Figures and Stakeholder InvolvementIndustry Reactions and Historical ContextImpact on Tokens and ProtocolsFuture Initiatives and Validator SentimentSummary of Direct Impacts

Approval was driven by Solana’s validator community. The upgrade, led by Solana Labs and its founder Anatoly Yakovenko, marks a key milestone for Solana’s scalability. Yakovenko, known for his work on Proof of History, has actively influenced Solana’s development since its mainnet launch in 2020.

Key Figures and Stakeholder Involvement

Solana’s proposal received over 99% approval from validators, with participation from approximately 11.8% of the network. Validators range from independent operators to institutional staking pools.

No official comments have been recovered from Solana’s LinkedIn or Twitter accounts. However, details can be verified via the SIMD voting status page and protocol upgrade documentation. Anatoly Yakovenko and Solana Labs typically release statements following such upgrades.

Industry Reactions and Historical Context

Past Solana network upgrades have led to increases in DeFi protocol throughput and DEX activity. Similar changes include consensus efficiency improvements in 2021. Strategies are expected to adapt to the new latency benefits.

A comparable development is Ethereum’s “Merge,” although Solana’s 150 ms finality is unprecedented among major Layer 1s. This positions Solana ahead in terms of transaction speed.

Impact on Tokens and Protocols

The SIMD-0326 upgrade impacts SOL, Solana’s native token, and affects Solana-based DeFi protocols like Serum, Raydium, Orca, and Jupiter. These protocols may see changes in execution speed and arbitrage opportunities.

Ethereum, Sui, and Aptos are Layer 1 competitors that may be influenced by Solana’s advancements. Solana-based governance tokens and third-party yield protocols could also experience shifts.

Future Initiatives and Validator Sentiment

Validator sentiment appears positive, with most participants viewing Alpenglow as transformative. There is no current dissent in governance forums or indexed posts.

For ongoing updates, stakeholders are encouraged to follow Anatoly Yakovenko’s Twitter, Solana Lab’s blog, and the Solana Validator Discord. Further announcements and technical follow-ups are expected as the upgrade progresses.

Summary of Direct Impacts

  • Layer 1 Token: SOL
  • DeFi Protocols: Serum, Raydium, Orca, Jupiter
  • Validators: All mainnet validators
  • Layer 2 & Bridges: Protocols needing rapid finality
  • Competing L1s: Ethereum, Sui, Aptos (competitive angle)
  • For inquiries, contact Weex through their official email. For specific questions about implementation or future validator engagements, consult the Solana Validator resources.

    Disclaimer:

    The content on defiliban.com is provided for informational purposes only and should not be considered financial or investment advice. Cryptocurrency investments carry inherent risks. Please consult a qualified financial advisor before making any investment decisions.
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