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Optimistic relays and where to find them

frontier.tech · 3,636 words · saved by 2 readers

This post studies optimistic relays and demonstrates how they provide improvements to protocol, proposers and block-builders.

✍🏼 by Ankit Chiplunkar of Frontier Research and Mike Neuder of the Ethereum Foundation 🗓️ 19 Apr 2023 TLDR Currently, 90% of Ethereum POS blocks use MEV-Boost for block building, resulting in an increase of proposer profits by 55%. However, the design is not perfect. The default relay implementation adds significant latency to the block auction, have high operating costs, and benefit from colocation. This incentivizes vertical integration which in turn reduces proposer fees and Ethereum’s security budget. The ultra sound relay published and deployed an “optimistic relay”, removing latency fr

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