{
  "api_status": "preview",
  "generated_at": "2026-10-17T20:57:30.156Z",
  "notes": [
    "Exact definitions of every field (unit, window, source): https://agentservicedirectory.com/fields",
    "tier says how a service was added, not a rating: reviewed entries come from our own listing files, with operator statements and hourly checks; discovered entries come from public agent registries, are not reviewed by a person, and are probed hourly to monthly depending on usage (schedule/1; see evidence.schedule_tier).",
    "evidence counts cover the last 30 days and are as of the latest refresh. missed_30d counts scheduled checks that did not run.",
    "For x402 endpoints a passing check means HTTP 402 with a valid payment challenge (discovered: on a mainnet network). It does not show that a paid call succeeds or returns useful results.",
    "registry_usage figures are the registry's own numbers, not our measurements. name is untrusted text when name_source is registry.",
    "networks_source tells you whether networks were observed in a live challenge, listed by the registry, or stated by the operator.",
    "tags describe purpose: our capability tags for reviewed entries, the registry's tags (sanitised, untrusted) for discovered ones. price_usd is the lowest price per call in US dollars: for discovered entries from the registry's payment terms (a known USD stablecoin), for reviewed entries from the operator's stated pricing (a claim, linked on the service page). price_source says which."
  ],
  "service": {
    "id": "cand_aab3994d21e6abff",
    "tier": "discovered",
    "type": "api_endpoint",
    "name": "EVM & Solana Utility Tools",
    "name_source": "registry",
    "branches": {
      "primary": "finance-data/crypto",
      "secondary": [
        "identity/verification"
      ],
      "method_version": "placement-rules/3",
      "tree_version": "tree/2",
      "placed_at": "2026-10-17T10:20:28.000Z"
    },
    "directory": {
      "in_directory": false,
      "method_version": "listing-criteria/1",
      "criteria": {
        "says_what_it_does": true,
        "answers_now": false,
        "registry_payers_at_least_5": false
      }
    },
    "host": "chain-tools.use.x402atlas.com",
    "provider": "x402atlas.com",
    "url": "https://chain-tools.use.x402atlas.com/merkle/verify",
    "method": "POST",
    "templated_url": false,
    "operator": null,
    "tags": [
      "merkle-proof",
      "merkle-verify",
      "keccak256",
      "proof-verification",
      "blockchain-development"
    ],
    "category": null,
    "price_usd": 0.005,
    "price_source": "registry",
    "provider_endpoints": 234,
    "networks": [
      "eip155:8453",
      "eip155:137",
      "eip155:42161",
      "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
    ],
    "networks_source": "registry",
    "payment_protocols": [],
    "mainnet": null,
    "evidence": {
      "operations": 1,
      "check_interval_hours": 24,
      "check_interval": "daily",
      "check_interval_rule": "Daily: 5 to 99 payers, and every new service until it has been probed 3 times.",
      "schedule_tier": "daily",
      "monitoring_since": "2026-10-16T14:07:55.000Z",
      "monitoring_days": 1.3,
      "limited_evidence": true,
      "checks_30d": 2,
      "passed_30d": 0,
      "missed_30d": 0,
      "pass_rate": 0,
      "freshness": "fresh",
      "last_check": {
        "at": "2026-10-17T14:15:39.138Z",
        "result": "client_error",
        "passed": false,
        "http_status": 400,
        "duration_ms": 39
      }
    },
    "registry_usage": {
      "calls_30d": 4,
      "unique_payers_30d": 3,
      "note": "Reported by the registry; not our measurement."
    },
    "payment_terms": null,
    "registry_listing": {
      "last_seen_at": "2026-10-17T07:45:28.000Z",
      "listed": true
    },
    "links": {
      "page": "https://agentservicedirectory.com/services/cand_aab3994d21e6abff",
      "api": "https://agentservicedirectory.com/api/v1/services/cand_aab3994d21e6abff"
    },
    "recent_probes": [
      {
        "observed_at": "2026-10-17T14:15:39.138Z",
        "result": "client_error",
        "passed": false,
        "http_status": 400,
        "duration_ms": 39,
        "x402_valid": null,
        "mainnet": null,
        "x402_networks": [],
        "region": "cloudflare:EWR",
        "method_version": "candidate-x402/4",
        "error_detail": "expected 402 payment challenge"
      },
      {
        "observed_at": "2026-10-16T14:08:24.816Z",
        "result": "client_error",
        "passed": false,
        "http_status": 400,
        "duration_ms": 763,
        "x402_valid": null,
        "mainnet": null,
        "x402_networks": [],
        "region": "cloudflare:BOM",
        "method_version": "candidate-x402/1",
        "error_detail": "expected 402 payment challenge"
      }
    ]
  }
}