CryptoMediumUpdated•Originally published 29 September 2026•Updated 29 September 2026•
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Ethereum Schedules Glamsterdam Upgrade on Sepolia Testnet for October 6
Key Facts
1Ethereum's Glamsterdam upgrade is scheduled to go live on the Sepolia testnet on October 6.
2The upgrade introduces proposer-builder separation (PBS), block-level access lists, and new gas pricing mechanisms.
Ethereum developers scheduled the Glamsterdam upgrade to go live on the Sepolia testnet on October 6. Cointelegraph reported that this deployment is a critical technical milestone required before the upgrade can be implemented on the Ethereum mainnet.
The upgrade introduces several new features, including proposer-builder separation (PBS), block-level access lists, and new gas pricing mechanisms. These technical improvements are designed to optimize network performance and testing in a controlled environment prior to a full rollout.
Latest Updates · 1
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Update: The Glamsterdam upgrade also includes the testing of parallel processing techniques. These tests are intended to enhance network speed and throughput efficiency ahead of the final mainnet launch.