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Liminal Fiat FX

https://x402-spot-prices.hsharmanov02.workers.dev/fx
● healthy data

Fiat currency conversion rates for any ISO pair. $0.01 USDC per call on Base via x402.

Category
data
Chains
base, eip155:143, arbitrum, optimism, polygon, eip155:43114, solana
Price
$0.0100–$1.0000 USDC

Quality grade

How grading works
B 68.5 / 100
Availability 40.0 / 40
Endpoint responded (HTTP 402)
Payability 20.0 / 20
  • ✓ Answers a real HTTP 402 challenge
  • ✓ Publishes a /.well-known/x402 descriptor
  • ✓ Payment address on record
  • ✓ Settlement network declared
  • ✓ Price declared
Demand 8.5 / 40
2 distinct payers, 18 USDC transfers in the last 30 days
Owner verified 0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 6 h ago. On-chain activity last read 11 d ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

Paid endpoints

6 resource(s) advertised by this origin.

GET https://x402-spot-prices.hsharmanov02.workers.dev/price

Live crypto spot-price snapshot (USD) for requested CoinGecko ids. Price: $0.01 USDC on Base, Monad, Arbitrum, Optimism, Polygon, Avalanche or Solana.

GET https://x402-spot-prices.hsharmanov02.workers.dev/fx

Live fiat FX spot rate + conversion for a currency pair. Price: $0.01 USDC on Base, Monad, Arbitrum, Optimism, Polygon, Avalanche or Solana.

POST https://x402-spot-prices.hsharmanov02.workers.dev/bulk

Batch up to 100 lookups in one $1.00 call: spot prices, FX, IP geo, DNS, RDAP domain age, email deliverability, SSL certs, HTTP headers, URL-to-text, stack intel. Price: $1.00 USDC. POST JSON {"ops":[{"type":"geo","ip":"1.2.3.4"},...]}.

POST https://x402-spot-prices.hsharmanov02.workers.dev/threat-report

Threat report: one domain, IP, or token in, one combined risk verdict out. Domain fuses DNS, RDAP domain age, SSL/CT history, HTTP security headers, stack intel, email authentication. IP fuses geolocation, reverse DNS, web probe. Token runs the Liminal token safety screen (DexScreener + free onchain

POST https://x402-spot-prices.hsharmanov02.workers.dev/site-audit

Site audit: one URL in, full security-posture report out — SSL certificate chain (Certificate Transparency logs), HTTP security-header grading (A-F), DNS records, stack fingerprinting (CDN/WAF/server hints), plus an overall healthy / needs_attention / at_risk summary. Price: $1.00 USDC. POST JSON {"

POST https://x402-spot-prices.hsharmanov02.workers.dev/hire

Live crypto spot price (USD) for one CoinGecko id. Price: $0.01 USDC on Base, Monad, Arbitrum, Optimism, Polygon, Avalanche or Solana. POST JSON params {"symbol": "bitcoin"}.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402
curl -X GET https://x402-spot-prices.hsharmanov02.workers.dev/price
/.well-known/x402.json
https://x402-spot-prices.hsharmanov02.workers.dev/.well-known/x402

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