Offchain Labs published Prysm software version 7.2.1 on GitHub on October 5, 2026 at 21:18 UTC to address a configuration issue ahead of the Glamsterdam Sepolia testnet upgrade.

From the articleEthereum Price Prediction: Glamsterdam 200M Gas TestAlso in Ethereum Client Prysm Patches Glamsterdam Test Ahead of 200M Gas Limit Increase, ETH news: Ethereum’s Glamsterdam test gets last-minute fix before major capacity jump, Prysm Patch Sets 200M Gas Limit for Ethereum Test