# Maraventanoindex

> Per-call counterparty lookup. Pass ?ua=<counterparty-UA>. Returns ONE signed row: has_record (yes/no), payment-attached count, settlement count, class, verdict (known_payer | known_freeloader | low_signal | unknown), with Ed25519 attestation. Pay $0.01 USDC on Base or Solana per call. Call it before every transaction to check if a counterparty has ever paid at this merchant seat. Wallet-based lookup (?wallet=) reserved for v2.

- **Domain**: `maraventanoindex.com`
- **Provider**: maraventanoindex.com (https://maraventanoindex.com/)
- **Kind**: paid_api
- **Live-responds (last probe)**: None
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 70%
- **Payment protocol**: x402 · network `eip155:8453` · ≥ $0.01
- **Wallet**: `0xa3babb36564b0383a82c617050306ee30fd18e08`

## URLs
- Agent card: https://maraventanoindex.com/
- Page (HTML): https://agenstry.com/agents/maraventanoindex.com
- Documentation: https://maraventanoindex.com/api/x402-operator-census/lookup