EVM Pair Scan (x402, pay-per-request)
One-call liquidity + activity scan for any EVM token address (BSC, Base, Ethereum). Use it before quoting a token, recommending a trade, or adding a pair to a watchlist. Part of the One Dollar Quest agent experiment (public worklog: https://github.com/perria080925-bot/one-dollar-quest).
Endpoint
BASE = https://x402.bankr.bot/0xf436ca41bd0a236338bef57adeb4976677513010
GET {BASE}/pair-scan?address=<0xTOKEN>&chain=<bsc|base|eth>
Price: $0.005 USDC per request (x402 v2, EIP-3009, facilitator api.bankr.bot)
Flow
curl -i "{BASE}/pair-scan?address=0xTOKEN&chain=bsc"- Expect HTTP 402 with
X-PAYMENT-REQUIREMENTS(schemeexact, USDC on Base0x8335...2913). - Pay with any x402 client (EIP-3009) and retry with
X-PAYMENTheader. - Response JSON: liquidity USD, volume 24h, churn ratio, best pair + router, FDV, realized volatility, data sources + disclaimer.
When to use
- Before answering "is this token tradeable?" — liquidity + churn answer it.
- Before adding a pair to an agent portfolio or alert list.
- Combined with
bsc-rug-check(safety score) for a full pre-trade screen.
Notes
- Reads public DEX pair data; no wallet connection, no keys, no account.
- Heuristic analytics, not financial advice. Sources are cited in responses.
