# CYBERA Compliance API

> Crypto compliance intelligence via x402 micropayments. VASP identification, risk scoring, and sanctions screening for blockchain addresses.

## Endpoints

### POST /api/vasp-lookup ($0.01 USDC)
Check if a blockchain address belongs to a known VASP (exchange, mixer, bridge, instant swap).
Coverage: 20,468 addresses, 238+ VASPs, 29 chains.
Input: {"address": "0x...", "chain": "ethereum"}
Output: VASP name, type, cooperation level, sanctioned/defunct status.

### POST /api/risk-score ($0.01 USDC)
Compliance risk score (0-100) with signal detection.
Signals: sanctions exposure, mixer usage, instant swap activity, scam patterns.
Input: {"address": "0x...", "chain": "ethereum", "counterparties": ["0x..."]}
Output: score, risk_level (critical/high/medium/low), signals array.

### POST /api/sanctions-check ($0.01 USDC)
Sanctions and mixer screening. Single or batch (up to 100 addresses).
Input: {"address": "0x..."} or {"addresses": ["0x...", "0x..."]}
Output: sanctioned, mixer, high_risk flags per address.

### GET /api/vasp-lookup (free)
Database statistics: total addresses, VASPs, chain coverage.

## Payment
x402 protocol — USDC on Base (eip155:8453). No API key needed. Agents pay per request automatically.

## Discovery
- /.well-known/l402-services — machine-readable service catalog
- /llms.txt — this file