Oct 2, 2026 UTC

Ethrex · execution layer client
> [!IMPORTANT] > Sepolia operators should run this release before Glamsterdam activates on Sepolia at 1791294816 (2026-10-06 13:53:36 UTC) — including those who already upgraded to v28.0.0 for the fo…
More: Ethrex v29.0.1 (GitHub)
Erigon · execution layer client
v3.7.1 makes Caplin ready for Glamsterdam on Sepolia. Upgrade Sepolia nodes before 6 October 2026, 13:53:36 UTC (epoch 353024). This bugfix release is recommended for all users; no re-sync is require…