{
  "api_status": "preview",
  "generated_at": "2026-10-16T18:39:40.077Z",
  "notes": [
    "Exact definitions of every field (unit, window, source): https://agentserviceatlas.com/fields",
    "reviewed entries have a sourced trust profile and hourly checks; discovered entries come from public agent registries, are not reviewed by a person, and are probed daily.",
    "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."
  ],
  "query": {
    "tag": "vat",
    "sort": "evidence",
    "limit": 50,
    "offset": 0
  },
  "total": 12,
  "items": [
    {
      "id": "cand_ff8acaa195e6944f",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Toolrail",
      "name_source": "registry",
      "host": "toolrail.dev",
      "url": "https://toolrail.dev/vat/rates",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "vat",
        "tax",
        "europe",
        "compliance"
      ],
      "category": null,
      "price_usd": 0.002,
      "price_source": "registry",
      "provider_endpoints": 2,
      "networks": [
        "eip155:8453",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
      ],
      "networks_source": "observed",
      "mainnet": true,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T13:07:55.000Z",
        "monitoring_days": 0.2,
        "limited_evidence": true,
        "checks_30d": 1,
        "passed_30d": 1,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-16T13:08:19.200Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 877
        }
      },
      "registry_usage": {
        "calls_30d": 6,
        "unique_payers_30d": 4,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T13:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_ff8acaa195e6944f",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_ff8acaa195e6944f"
      }
    },
    {
      "id": "cand_4e92cc3faf1e8c49",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Toll402",
      "name_source": "registry",
      "host": "toll402.dev",
      "url": "https://toll402.dev/v1/t/partita_iva_validate",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "validator",
        "italy",
        "vat",
        "tax-id",
        "offline"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 21,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "observed",
      "mainnet": true,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T17:07:55.000Z",
        "monitoring_days": 0.1,
        "limited_evidence": true,
        "checks_30d": 1,
        "passed_30d": 1,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-16T17:08:18.407Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 824
        }
      },
      "registry_usage": {
        "calls_30d": 2,
        "unique_payers_30d": 2,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-16T17:08:18.407Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-17T00:00:00.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-16T17:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_4e92cc3faf1e8c49",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_4e92cc3faf1e8c49"
      }
    },
    {
      "id": "cand_9d76e30c5f8af482",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Brazilayer Tax Reform",
      "name_source": "registry",
      "host": "api.brazilayer.com",
      "url": "https://api.brazilayer.com/v1/tributos/ncm/:codigo",
      "method": "GET",
      "templated_url": true,
      "operator": null,
      "tags": [
        "brazil",
        "tax",
        "vat",
        "ibs-cbs",
        "compliance"
      ],
      "category": null,
      "price_usd": 0.005,
      "price_source": "registry",
      "provider_endpoints": 25,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T14:07:55.000Z",
        "monitoring_days": 0.2,
        "limited_evidence": true,
        "checks_30d": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 3,
        "unique_payers_30d": 3,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T14:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_9d76e30c5f8af482",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_9d76e30c5f8af482"
      }
    },
    {
      "id": "cand_cf2b7a2acc2d1aee",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Agent Miner Tools",
      "name_source": "registry",
      "host": "agent-api-production.tim1712.workers.dev",
      "url": "https://agent-api-production.tim1712.workers.dev/v1/business/eu-vat-check",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "vat",
        "vies",
        "eu",
        "business",
        "validation"
      ],
      "category": null,
      "price_usd": 0.01,
      "price_source": "registry",
      "provider_endpoints": 3,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T17:07:55.000Z",
        "monitoring_days": 0.1,
        "limited_evidence": true,
        "checks_30d": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 2,
        "unique_payers_30d": 2,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T17:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_cf2b7a2acc2d1aee",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_cf2b7a2acc2d1aee"
      }
    },
    {
      "id": "cand_22693aaa78536204",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Afriref - Africa reference data",
      "name_source": "registry",
      "host": "afriref.dev",
      "url": "https://afriref.dev/v1/vat/determine",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "vat",
        "tax",
        "cross-border",
        "x402-sellers"
      ],
      "category": null,
      "price_usd": 0.1,
      "price_source": "registry",
      "provider_endpoints": 5,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T18:07:55.000Z",
        "monitoring_days": 0,
        "limited_evidence": true,
        "checks_30d": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 2,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T18:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_22693aaa78536204",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_22693aaa78536204"
      }
    },
    {
      "id": "cand_b82938203c964ace",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Afriref - Africa reference data",
      "name_source": "registry",
      "host": "afriref.dev",
      "url": "https://afriref.dev/v1/answers/vat",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "vat",
        "tax",
        "gst",
        "africa"
      ],
      "category": null,
      "price_usd": 0.02,
      "price_source": "registry",
      "provider_endpoints": 5,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T18:07:55.000Z",
        "monitoring_days": 0,
        "limited_evidence": true,
        "checks_30d": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 2,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T18:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_b82938203c964ace",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_b82938203c964ace"
      }
    },
    {
      "id": "cand_05951c98b3c3485c",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Asiaref - Asia reference data",
      "name_source": "registry",
      "host": "asiaref.dev",
      "url": "https://asiaref.dev/v1/answers/vat",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "vat",
        "tax",
        "gst",
        "asia"
      ],
      "category": null,
      "price_usd": 0.02,
      "price_source": "registry",
      "provider_endpoints": 1,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T18:07:55.000Z",
        "monitoring_days": 0,
        "limited_evidence": true,
        "checks_30d": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 2,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T18:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_05951c98b3c3485c",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_05951c98b3c3485c"
      }
    },
    {
      "id": "cand_a700cbed524dfdfd",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Ausref - Oceania reference data",
      "name_source": "registry",
      "host": "ausref.dev",
      "url": "https://ausref.dev/v1/answers/vat",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "vat",
        "tax",
        "gst",
        "oceania"
      ],
      "category": null,
      "price_usd": 0.02,
      "price_source": "registry",
      "provider_endpoints": 1,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T18:07:55.000Z",
        "monitoring_days": 0,
        "limited_evidence": true,
        "checks_30d": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 2,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T18:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_a700cbed524dfdfd",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_a700cbed524dfdfd"
      }
    },
    {
      "id": "cand_c15f4f37558dfe5d",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "EU VAT Number Format Check",
      "name_source": "registry",
      "host": "api.ozdreamtools.de",
      "url": "https://api.ozdreamtools.de/api/vat/format",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "vat",
        "vat-id",
        "eu",
        "validation",
        "reverse-charge"
      ],
      "category": null,
      "price_usd": 0.02,
      "price_source": "registry",
      "provider_endpoints": 13,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T18:07:55.000Z",
        "monitoring_days": 0,
        "limited_evidence": true,
        "checks_30d": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 2,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T18:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_c15f4f37558dfe5d",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_c15f4f37558dfe5d"
      }
    },
    {
      "id": "cand_06e4cbcb6856a9e7",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Euroref - Europe reference data",
      "name_source": "registry",
      "host": "euroref.dev",
      "url": "https://euroref.dev/v1/answers/vat",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "vat",
        "tax",
        "gst",
        "europe"
      ],
      "category": null,
      "price_usd": 0.02,
      "price_source": "registry",
      "provider_endpoints": 2,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T18:07:55.000Z",
        "monitoring_days": 0,
        "limited_evidence": true,
        "checks_30d": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 2,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T18:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_06e4cbcb6856a9e7",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_06e4cbcb6856a9e7"
      }
    },
    {
      "id": "cand_ede57af5b99863dd",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Euroref - Europe reference data",
      "name_source": "registry",
      "host": "euroref.dev",
      "url": "https://euroref.dev/v1/vat/determine",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "vat",
        "tax",
        "cross-border",
        "x402-sellers"
      ],
      "category": null,
      "price_usd": 0.1,
      "price_source": "registry",
      "provider_endpoints": 2,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T18:07:55.000Z",
        "monitoring_days": 0,
        "limited_evidence": true,
        "checks_30d": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 2,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T18:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_ede57af5b99863dd",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_ede57af5b99863dd"
      }
    },
    {
      "id": "cand_0aa3da4d7a678d19",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "website2vat",
      "name_source": "registry",
      "host": "website2vat.com",
      "url": "https://website2vat.com/x402/vat-lookup",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "vat",
        "company-data",
        "website2vat",
        "x402",
        "coinbase"
      ],
      "category": null,
      "price_usd": 0.05,
      "price_source": "registry",
      "provider_endpoints": 1,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "monitoring_since": "2026-10-16T18:07:55.000Z",
        "monitoring_days": 0,
        "limited_evidence": true,
        "checks_30d": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 3,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T18:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_0aa3da4d7a678d19",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_0aa3da4d7a678d19"
      }
    }
  ]
}