The Ethereum Foundation postponed Glamsterdam’s Hoodi activation, previously scheduled for October 26, 2026 at 17:42:48 UTC. It has not announced a replacement Hoodi date, and this update does not set a mainnet date. The Foundation says operators should update both execution and consensus clients to releases whose notes confirm the October 26 activation has been removed; it says mainnet users and ETH holders need take no action from this update. Ethereum Foundation announcement

The Ethereum Foundation postponed Glamsterdam’s Hoodi activation, previously scheduled for October 26, 2026 at 17:42:48 UTC. It has not announced a replacement Hoodi date, and this update does not set a mainnet date. The Foundation says operators should update both execution and consensus clients to releases whose notes confirm the October 26 activation has been removed; it says mainnet users and ETH holders need take no action from this update. Ethereum Foundation announcement

The reason was to investigate EIP-8037’s gas-accounting impact on existing mainnet smart contracts. The planned Hoodi gas-limit increase to 200 million was canceled. Wu Blockchain’s report