Maximal Extractable Value (MEV)
DeFi
Value captured from transaction ordering, inclusion, and censorship.
MEV is profit from arranging transactions. Searchers and builders look for opportunities like arbitrage and liquidations. Networks explore techniques like PBS and private relays to balance fairness and performance.
Frequently asked questions
Is MEV the same as miner extractable value?
Originally yes in PoW. Today MEV refers to value from ordering regardless of consensus type.How is harmful MEV reduced?
Through proposer builder separation, private relays, and protocol designs that reduce information leaks.Can regular users avoid MEV losses?
They can use private order flow, set tight slippage, and prefer protocols designed to reduce MEV.