{
  "api_status": "preview",
  "generated_at": "2026-10-17T03:06:49.120Z",
  "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 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."
  ],
  "query": {
    "tag": "contracts",
    "sort": "evidence",
    "limit": 50,
    "offset": 0
  },
  "total": 9,
  "items": [
    {
      "id": "cand_a2acb1da092bb390",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Agent Data API",
      "name_source": "registry",
      "host": "agent-data-api.agentdata.workers.dev",
      "url": "https://agent-data-api.agentdata.workers.dev/v1/contracts/opportunities",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "government",
        "contracts",
        "sam-gov",
        "procurement",
        "rfp"
      ],
      "category": null,
      "price_usd": 0.01,
      "price_source": "registry",
      "provider_endpoints": 1,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "observed",
      "payment_protocols": [
        "x402"
      ],
      "mainnet": true,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-17T02:10:47.000Z",
        "monitoring_days": 0,
        "limited_evidence": true,
        "checks_30d": 1,
        "passed_30d": 1,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-17T02:50:59.788Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 219
        }
      },
      "registry_usage": {
        "calls_30d": 6,
        "unique_payers_30d": 3,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-17T02:50:59.788Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-17T02:10:47.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-17T02:10:47.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_a2acb1da092bb390",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_a2acb1da092bb390"
      }
    },
    {
      "id": "cand_b533136847e9f5b4",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Atlas Market Data",
      "name_source": "registry",
      "host": "marketdata.use.x402atlas.com",
      "url": "https://marketdata.use.x402atlas.com/options-contracts",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "options",
        "contracts",
        "options-chain",
        "derivatives",
        "market-data"
      ],
      "category": null,
      "price_usd": 0.015,
      "price_source": "registry",
      "provider_endpoints": 23,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
      ],
      "networks_source": "observed",
      "payment_protocols": [],
      "mainnet": true,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-16T16:07:55.000Z",
        "monitoring_days": 0.5,
        "limited_evidence": true,
        "checks_30d": 1,
        "passed_30d": 1,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-16T16:08:23.824Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 791
        }
      },
      "registry_usage": {
        "calls_30d": 3,
        "unique_payers_30d": 2,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-16T16:08:23.824Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-16T16:07:55.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-16T16:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_b533136847e9f5b4",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_b533136847e9f5b4"
      }
    },
    {
      "id": "cand_eec05d06629a6582",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Atlas Market Data",
      "name_source": "registry",
      "host": "marketdata.use.x402atlas.com",
      "url": "https://marketdata.use.x402atlas.com/futures-contracts",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "futures",
        "contracts",
        "reference",
        "commodities",
        "market-data"
      ],
      "category": null,
      "price_usd": 0.015,
      "price_source": "registry",
      "provider_endpoints": 23,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
      ],
      "networks_source": "observed",
      "payment_protocols": [
        "x402"
      ],
      "mainnet": true,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-16T18:07:55.000Z",
        "monitoring_days": 0.4,
        "limited_evidence": true,
        "checks_30d": 1,
        "passed_30d": 1,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-17T02:55:40.063Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 24
        }
      },
      "registry_usage": {
        "calls_30d": 2,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-17T02:55:40.063Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-16T18:07:55.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-16T18:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_eec05d06629a6582",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_eec05d06629a6582"
      }
    },
    {
      "id": "cand_01df6d924175a38e",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "GovEdge",
      "name_source": "registry",
      "host": "govedge.lonestaroracle.xyz",
      "url": "https://govedge.lonestaroracle.xyz/opportunities",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "government",
        "contracts",
        "federal",
        "opportunities",
        "sam"
      ],
      "category": null,
      "price_usd": 0.2,
      "price_source": "registry",
      "provider_endpoints": 2,
      "networks": [
        "eip155:8453",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "eip155:5042"
      ],
      "networks_source": "observed",
      "payment_protocols": [],
      "mainnet": true,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-16T18:07:55.000Z",
        "monitoring_days": 0.4,
        "limited_evidence": true,
        "checks_30d": 1,
        "passed_30d": 1,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-16T18:08:23.967Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 373
        }
      },
      "registry_usage": {
        "calls_30d": 5,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-16T18:08:23.967Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-16T18:07:55.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-16T18:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_01df6d924175a38e",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_01df6d924175a38e"
      }
    },
    {
      "id": "cand_5a6e55a3331b0b13",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "GovEdge",
      "name_source": "registry",
      "host": "govedge.lonestaroracle.xyz",
      "url": "https://govedge.lonestaroracle.xyz/report",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "government",
        "contracts",
        "federal",
        "spending",
        "defense"
      ],
      "category": null,
      "price_usd": 0.2,
      "price_source": "registry",
      "provider_endpoints": 2,
      "networks": [
        "eip155:8453",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "eip155:5042"
      ],
      "networks_source": "observed",
      "payment_protocols": [],
      "mainnet": true,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-16T22:07:46.000Z",
        "monitoring_days": 0.2,
        "limited_evidence": true,
        "checks_30d": 1,
        "passed_30d": 1,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-16T22:08:05.246Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 100
        }
      },
      "registry_usage": {
        "calls_30d": 1,
        "unique_payers_30d": 1,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-16T22:08:05.246Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-16T22:07:46.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-16T22:07:46.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_5a6e55a3331b0b13",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_5a6e55a3331b0b13"
      }
    },
    {
      "id": "cand_f25200d0edf27ab2",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "US federal awards search",
      "name_source": "registry",
      "host": "agent402.tools",
      "url": "https://agent402.tools/api/federal-awards",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "data",
        "usaspending",
        "federal-spending",
        "contracts",
        "procurement"
      ],
      "category": null,
      "price_usd": 0.005,
      "price_source": "registry",
      "provider_endpoints": 204,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220"
      ],
      "networks_source": "registry",
      "payment_protocols": [],
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-17T00:07:46.000Z",
        "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": 7,
        "unique_payers_30d": 4,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-17T00:07:46.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_f25200d0edf27ab2",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_f25200d0edf27ab2"
      }
    },
    {
      "id": "cand_6a808a7c7573a8e2",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "govcon-awards",
      "name_source": "registry",
      "host": "payai.agentstools.dev",
      "url": "https://payai.agentstools.dev/govcon/awards",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "govcon",
        "government",
        "federal",
        "contracts",
        "grants"
      ],
      "category": null,
      "price_usd": null,
      "price_source": null,
      "provider_endpoints": 357,
      "networks": [
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
      ],
      "networks_source": "registry",
      "payment_protocols": [],
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-17T02:45:25.000Z",
        "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": null,
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-17T02:45:25.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_6a808a7c7573a8e2",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_6a808a7c7573a8e2"
      }
    },
    {
      "id": "cand_13cfd2c11290d139",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "test5-x402-gov",
      "name_source": "registry",
      "host": "test5-x402-gov.stackstats.workers.dev",
      "url": "https://test5-x402-gov.stackstats.workers.dev/contracts/search",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "us-government",
        "federal-register",
        "grants",
        "contracts",
        "open-data"
      ],
      "category": null,
      "price_usd": 0.02,
      "price_source": "registry",
      "provider_endpoints": 2,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "payment_protocols": [],
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-17T02:50:25.000Z",
        "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": null,
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-17T02:50:25.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_13cfd2c11290d139",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_13cfd2c11290d139"
      }
    },
    {
      "id": "cand_5d5391df08c25679",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "test5-x402-gov",
      "name_source": "registry",
      "host": "test5-x402-gov.stackstats.workers.dev",
      "url": "https://test5-x402-gov.stackstats.workers.dev/grants/search",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "us-government",
        "federal-register",
        "grants",
        "contracts",
        "open-data"
      ],
      "category": null,
      "price_usd": 0.01,
      "price_source": "registry",
      "provider_endpoints": 2,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "payment_protocols": [],
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-17T02:50:25.000Z",
        "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": null,
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-17T02:50:25.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_5d5391df08c25679",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_5d5391df08c25679"
      }
    }
  ]
}