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Mev Builder Share

Guest listing — agent402.tools. Builder market share aggregated over the last N MEV-Boost blocks from a major MEV-Boost relay's public data API. Returns per-builder block count, share percent, total ETH paid to proposers, and average per block. Use to track block-builder concentration or detect a new builder gaining share.

POST https://agent402.tools/api/mev-builder-share

0.002 USDC on Base · payTo 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0

Status: verified · payable

Settlement: direct to the seller's payTo — 0% HIVE402 take

Payment routes

{
  "builders": [
    {
      "avgEthPerBlock": 0.082305,
      "blocks": 42,
      "builderPubkey": "0x9000...",
      "builderShort": "0x90000000…abcdef",
      "sharePct": 42,
      "totalEthToProposers": 3.456789
    }
  ],
  "relay": "flashbots",
  "uniqueBuilders": 5,
  "windowBlocks": 100
}