Ethereum Sets Glamsterdam Deadline and Fusaka Mainnet Date

The Ethereum ACDE #223 meeting set the Glamsterdam proposal deadline for October 30, 2025, while the Fusaka mainnet release is planned for December 3, 2025. Alex Stokes and Maria Inês Silva lead the upgrade, involving key client teams.

Ethereum’s 223rd All Core Developers Execution meeting confirmed the Glamsterdam hard fork proposal is due on October 30, 2025, and the Fusaka mainnet release is set for December 3, 2025.

These events signify critical milestones in Ethereum’s roadmap , impacting the project’s scalability and upgrading capabilities without immediate market volatility.

The 223rd Ethereum All Core Developers Execution meeting established key timelines for the Glamsterdam hard fork and the Fusaka mainnet release. Developers and client teams are mobilizing efforts to meet the set deadlines. Led by Alex Stokes and Maria Inês Silva, the meeting emphasized the incorporation of precise gas unit proposals before the Glamsterdam deadline , impacting Ethereum’s future.

Participants include major Ethereum client teams such as Geth, Nethermind, and Reth, all confirming their readiness to adapt. Alex Stokes, a longtime lead coordinator, ensures the feasibility of these timelines, while Silva is focused on gas precision proposals.

“The Fusaka mainnet is targeted for December 3, 2025. All client teams have confirmed the feasibility of this schedule.” – Alex Stokes, Coordinator, Ethereum Foundation

Immediate effects of these decisions include expectations of reduced transaction costs and increased efficiency in Ethereum transactions. The Fusaka upgrade targets enhancement in Layer 2 rollup verification, streamlining processing across the network infrastructure.

Financially, Ethereum’s infrastructure receives recalibrations but not tied to specific external funding. The upgrade schedules primarily affect tokens like ETH, OP, and ARB, aiming at increased throughput and reduced operational expenses.

Looking ahead, Ethereum’s schedule suggests potential further scalability, attracting institutional interest due to enhanced operating capacities. These updates could render the network more competitive with future blockchain models.