{"id":32858,"date":"2026-09-27T16:00:24","date_gmt":"2026-09-27T15:00:24","guid":{"rendered":"https:\/\/investx.fr\/en\/2026\/09\/27\/ethereum-glamsterdam-upgrade-key-dates\/"},"modified":"2026-09-27T16:00:31","modified_gmt":"2026-09-27T15:00:31","slug":"ethereum-glamsterdam-upgrade-key-dates","status":"publish","type":"post","link":"https:\/\/investx.fr\/en\/crypto-news\/ethereum-glamsterdam-upgrade-key-dates\/","title":{"rendered":"Glamsterdam: Ethereum’s Next Upgrade Enters Its Final Phase \u2014 Key Dates to Watch"},"content":{"rendered":"\n

Ethereum’s development roadmap is accelerating. Following Pectra<\/strong>, a new hard fork is already on the horizon \u2014 and its name is making the rounds in developer circles: Glamsterdam<\/strong>.<\/p>\n\n\n\n

Several technical milestones have now been set, and the Ethereum<\/strong> community is closely tracking the next validation stages. What’s at stake here goes well beyond a simple protocol change.<\/p>\n\n\n\n

Here is everything investors and developers absolutely need to watch in the weeks ahead.<\/p>\n\n\n\n

Glamsterdam: What Really Changes for Ethereum?<\/h2>\n\n\n\n

Glamsterdam<\/strong> is the name given to the next major upgrade of the Ethereum<\/strong> network, combining two initially separate sets of improvement proposals (EIPs<\/strong>). The name is a portmanteau of “Glasgow”<\/strong> and “Amsterdam”<\/strong> \u2014 two city names that previously designated distinct forks before being merged into a single coordinated deployment.<\/p>\n\n\n\n

The primary goal of this upgrade is to improve network efficiency across several dimensions: optimizing transaction processing, reducing gas fees<\/strong> in certain execution contexts, and strengthening compatibility with Layer 2 (L2)<\/strong> environments. Among the most discussed EIPs is EIP-7702<\/strong>, already integrated into Pectra<\/strong>, but whose effects on account abstraction<\/strong> continue to drive ongoing work for Glamsterdam<\/strong>.<\/p>\n\n\n\n

For dApp<\/strong> and DeFi<\/strong><\/a> protocol developers, this upgrade represents an opportunity to reduce technical friction and improve the on-chain user experience. For stakers<\/strong> and validators<\/strong>, any potential consensus changes deserve close attention ahead of any mainnet deployment.<\/p>\n\n\n\n

The Critical Dates the Ethereum Community Is Watching Closely<\/h2>\n\n\n\n

According to information shared by Ethereum core developers<\/strong>, October 2025<\/strong> is the target window for the first finalization steps of Glamsterdam<\/strong>. The All Core Devs Calls<\/strong> (ACDC and ACDE) scheduled within this timeline will serve to validate the definitive list of EIPs included in the fork, ahead of deployment on public testnets.<\/p>\n\n\n\n

The process follows Ethereum’s standard development sequence:<\/p>\n\n\n\n