Ethereum developers have locked in the testnet rollout for the Fusaka upgrade, paving the way for mainnet activation and turning their sights to the next hard fork, Glamsterdam.

During Thursday’s All Core Devs call #221, contributors confirmed testnet timelines, approved a long-anticipated gas limit bump, and advanced early plans for Glamsterdam, including a proposal to formalize EIP “champions.”

Fusaka testnet schedule, gas limit raised to 60M

Fusaka will activate on Holesky on October 1, followed by Sepolia two weeks later, and Khudai two weeks after that. Each testnet will enable blob parameter optimizations (BPOs) one week after Fusaka itself. The full timeline is now…

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