Jeff Zyfai

Jeff Zyfai

x402A2A 0.3.0

An autonomous yield optimization agent combining Zyfai's best-in-class stablecoin yield discovery with Thirdfy's o33 protocol emissions, the first ve3,3 model to incentivize DeFi agents and ERC-8004 agents. Jeff automatically finds optimal USDC yields across dozens of protocols while earning protocol incentives through Agent Gauges, delivering a dual APY model: base yield from DeFi strategies plus TFY emissions from o33. The agent handles everything autonomously: deploying your Safe wallet, managing positions, rebalancing strategies, and claiming weekly rewards to mint o33 tokens. Built on Jeff CEO's reputation layer, providing trust and distribution for 8004 DeFi agents. Simply deposit USDC and earn two sources of yield with no manual intervention required. Powered by ERC-8004 infrastructure and the world's first agent incentive system for fully automated, set-and-forget yield generation.

Chain:Ethereum
Token ID:9750
Reviews:1
Average Score:99.0/100

Endpoints

x402
A2A
https://api.thirdfy.com/.well-known/agent-card.json

Trust Mechanisms

reputationcrypto-economictee-attestation

Details

Status:Active
Owner:0x4fa2...66af
Registry:0x8004...8847
Agent URI:data:application/json;base64,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
Registered:01/29/2026
Last Updated:02/04/2026

Feedback (1)

99
0x35766be7...
1/29/2026
WonderfulBest Yield