Polygon Completes Major Network Upgrade with 5-Second Finality

⚡ Polygon Just Got 12x Faster

By Polygon
Jul 21, 2025, 4:04 PM
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Polygon has successfully implemented Heimdall v2, marking its most significant upgrade to date.​ Key improvements include:

  • Reduced finality time from ~1 minute to ~5 seconds
  • Enhanced network stability
  • Modernized core infrastructure

Despite extended maintenance, the upgrade is now operational.​ This advancement particularly benefits payment applications and developer capabilities.​

Coming next:

  • Single block instant finality
  • ~5000 TPS capability
  • Agglayer integration
  • Enhanced POL staker opportunities

Learn more: Polygon Blog

Sources

Shipping fever for Polygon. faster finality incoming 🤝 upgrade inbound

Sandeep | CEO, Polygon Foundation (※,※)
Sandeep | CEO, Polygon Foundation (※,※)
@sandeepnailwal

Shipping Announcement! 🚢 We’ve been on a shipping spree—and next up is Polygon PoS’s consensus layer, Heimdall v2, landing 10 July 2025. ‼️ This is the most technically complex hard-fork Polygon PoS has seen since it's launch in 2020 ‼️ What’s changing? 1. Heimdall sheds all

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