[Seller reputation: x402 seller risk check, verdict] Before an AI agent pays an x402 seller: POST {address} (Base wallet) and/or {endpoint} (x402 URL; payTo read from its 402). Returns score 0-100 + trusted / caution / avoid / unknown from public USDC history: distinct buyers, wash share, wallet age, top-payer share, 30d volume, with reasons and a signed receipt. Stateless; never pays anyone. No charge on bad body or if data is down. $0.01 USDC.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.01 USDC | 0xB452...CaBd |