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Ethereum Foundation Announces Glamsterdam Upgrade on Sepolia Testnet

29 Sept 2026· CLOM Newsroom· CLOM· 1 min readETHPROJECT

The Ethereum Foundation has announced that the Glamsterdam network upgrade will be activated on the Sepolia testnet on October 6, 2026, at 21:53:36 Beijing time.

This upgrade will integrate ePBS (Enhanced Proposer/Builder Separation) and block-level access lists.

Reporting aggregated and summarized by CLOM — research & education, not financial advice.

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