Ethereum dev floats halving slot times to 6 secs, doubling blocks

Core developer Barnabé Monnot says six-second block times would slash confirmation delays, boost DeFi efficiency and create smoother user experiences across the Ethereum network.

An Ethereum developer has issued a proposal to cut the network’s block time in half — from 12 seconds to six seconds — in time for the Glamsterdam update in 2026.

Ethereum Improvement Proposal 7782, discussed on June 21 by core developer Barnabé Monnot, suggests cutting the slot time — how often new blocks are created — to six seconds by adjusting the timing of various blockchain operations, with the aim of improving transaction confirmation time and user experience. 

“Shorter slot times make the confirmation service better, and so have the potential to raise the service price beyond where it is today,” Monnot explained.

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