{
  "id": "api:x402-f43b52f8be171873",
  "kind": "api",
  "name": "kronossignals.com/api/v1/implied-prob/btc",
  "description": "Options-implied probability that BTC or ETH is above each given price at a target time, from the Deribit option book (skew-inclusive call-spread digitals): the options market's fair value for Kalshi/Polymarket crypto threshold contracts, not a forecast. Query: strikes=85000,90000 (up to 25), at=ISO time or Unix. $0.02 USDC via x402.",
  "category": "x402",
  "url": "https://kronossignals.com/api/v1/implied-prob/btc",
  "price": null,
  "x402": true,
  "meta": {
    "network": "eip155:8453",
    "scheme": "exact",
    "pay_to": "0x36038e1d712c5e39f35952164ec58ec2b96caee7",
    "method": "GET",
    "last_updated": "2026-10-21T23:05:22.463Z"
  },
  "trust": {
    "verified": true,
    "uptime_pct": 100,
    "latency_ms": 381,
    "checks": 1
  }
}