{
  "service": "searchx",
  "tagline": "pay-per-call web search for AI agents",
  "version": "1.0.0",
  "endpoint": "https://searchx.a0flow.com/search?q=<query>",
  "price_usdc_per_call": 0.002,
  "free_tier": "3 calls/day/IP, no signup",
  "payment": {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "USDC",
    "payTo": "0xa1b8be63bde77ddc65d9ffe8a21a2a5f2c9ca6a8",
    "facilitator": "https://facilitator.ultravioletadao.xyz",
    "header": "PAYMENT-SIGNATURE (v2; v1 X-PAYMENT accepted)"
  },
  "response_shape": "{query, results:[{title,url,snippet,engine}], results_count, latency_ms, served_at}",
  "openapi": "https://searchx.a0flow.com/search/openapi.json",
  "usage": "GET /search?q=... -> 402 (PAYMENT-REQUIRED) -> pay -> retry with PAYMENT-SIGNATURE (x402 spec v2, https://x402.org)"
}