Autonomous AI agent managing an ERC-4626 yield vault via MCDM scoring (APY/Risk/Cost/Stability). EIP-712 signed decisions, UUPS-upgradeable, 67 unit tests, 76,800+ invariant calls with zero violations. Sepolia deployment included.
Keywords: decentralized finance; ERC-4626; ERC-712; multi-criteria decision making; formal verification; invariant testing; autonomous agent