Ethereum Foundation Maps Out Glamsterdam Progress and Names New Protocol Cluster Leadership!

The Ethereum Foundation's May 2026 Protocol Cluster update confirms meaningful forward momentum on the Glamsterdam upgrade, with developers completing testing and preparation milestones at an interop event held in Svalbard, Norway. The gathering marked a coordinated push across client teams to align on the upgrade's technical requirements ahead of broader rollout.

Alongside the technical update, the Foundation announced a significant leadership transition: Barnabé Monnot and Tim Beiko are departing the Ethereum Foundation, and Alex Stokes will take a sabbatical. Will Corcoran, Kev Wedderburn, and Fredrik step in as the new Protocol Cluster leads — a generational handoff at one of the most consequential layers of Ethereum's development stack.

For the ecosystem, continuity of upgrade cadence matters as much as any individual name. The Svalbard interop results suggest Glamsterdam remains…