{
  "api_status": "preview",
  "generated_at": "2026-10-17T02:03:04.241Z",
  "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": "convert",
    "sort": "evidence",
    "limit": 50,
    "offset": 0
  },
  "total": 9,
  "items": [
    {
      "id": "cand_e8cf5d6a0b479ce4",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Unit convert",
      "name_source": "registry",
      "host": "agent402.tools",
      "url": "https://agent402.tools/api/unit-convert",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "math",
        "units",
        "convert",
        "length",
        "mass"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 194,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "stellar:pubnet",
        "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8="
      ],
      "networks_source": "observed",
      "mainnet": true,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-17T01:07:46.000Z",
        "monitoring_days": 0,
        "limited_evidence": true,
        "checks_30d": 1,
        "passed_30d": 1,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-17T01:08:00.783Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 204
        }
      },
      "registry_usage": {
        "calls_30d": 5,
        "unique_payers_30d": 4,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-17T01:08:00.783Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-17T01:07:46.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-17T01:07:46.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_e8cf5d6a0b479ce4",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_e8cf5d6a0b479ce4"
      }
    },
    {
      "id": "cand_c352d4680e5e70da",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "ffpipe",
      "name_source": "registry",
      "host": "ffpipe.dev",
      "url": "https://ffpipe.dev/v1/frames",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "video",
        "convert",
        "mp4",
        "media",
        "ffmpeg"
      ],
      "category": null,
      "price_usd": 0.01,
      "price_source": "registry",
      "provider_endpoints": 3,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "observed",
      "mainnet": true,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-16T14:07:55.000Z",
        "monitoring_days": 0.5,
        "limited_evidence": true,
        "checks_30d": 1,
        "passed_30d": 1,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-16T14:08:21.821Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 953
        }
      },
      "registry_usage": {
        "calls_30d": 35,
        "unique_payers_30d": 2,
        "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_c352d4680e5e70da",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_c352d4680e5e70da"
      }
    },
    {
      "id": "cand_542369f764c6d6b9",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Timezone convert",
      "name_source": "registry",
      "host": "agent402.tools",
      "url": "https://agent402.tools/api/timezone-convert",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "data",
        "timezone",
        "convert",
        "datetime",
        "iana"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 194,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-16T23:07:46.000Z",
        "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": 5,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T23:07:46.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_542369f764c6d6b9",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_542369f764c6d6b9"
      }
    },
    {
      "id": "cand_5aeddcf0bb968e60",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "data-convert",
      "name_source": "registry",
      "host": "api.agentstools.dev",
      "url": "https://api.agentstools.dev/convert",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "convert",
        "transform",
        "json",
        "csv",
        "yaml"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 18,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "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": 0,
        "passed_30d": 0,
        "missed_30d": 0,
        "pass_rate": null,
        "freshness": "no_data",
        "last_check": null
      },
      "registry_usage": {
        "calls_30d": 6,
        "unique_payers_30d": 5,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T22:07:46.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_5aeddcf0bb968e60",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_5aeddcf0bb968e60"
      }
    },
    {
      "id": "cand_b0ecce6d35bd77f1",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Images to PDF",
      "name_source": "registry",
      "host": "agent402.tools",
      "url": "https://agent402.tools/api/images-to-pdf",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "web",
        "pdf",
        "images",
        "convert",
        "convert-pdf"
      ],
      "category": null,
      "price_usd": 0.004,
      "price_source": "registry",
      "provider_endpoints": 194,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220"
      ],
      "networks_source": "registry",
      "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_b0ecce6d35bd77f1",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_b0ecce6d35bd77f1"
      }
    },
    {
      "id": "cand_89902a3f743db375",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "JSON to CSV",
      "name_source": "registry",
      "host": "agent402.tools",
      "url": "https://agent402.tools/api/json-to-csv",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "conversion",
        "json",
        "csv",
        "convert",
        "spreadsheet"
      ],
      "category": null,
      "price_usd": 0.002,
      "price_source": "registry",
      "provider_endpoints": 194,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220"
      ],
      "networks_source": "registry",
      "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": 6,
        "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_89902a3f743db375",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_89902a3f743db375"
      }
    },
    {
      "id": "cand_320d760326b0dd33",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Roman numerals",
      "name_source": "registry",
      "host": "agent402.tools",
      "url": "https://agent402.tools/api/roman",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "conversion",
        "roman",
        "numerals",
        "convert",
        "agents"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 194,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220"
      ],
      "networks_source": "registry",
      "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": 6,
        "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_320d760326b0dd33",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_320d760326b0dd33"
      }
    },
    {
      "id": "cand_9a2d28e466ec5b3a",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "ffpipe",
      "name_source": "registry",
      "host": "ffpipe.dev",
      "url": "https://ffpipe.dev/v1/probe",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "video",
        "convert",
        "mp4",
        "media",
        "ffmpeg"
      ],
      "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,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-16T13:07:55.000Z",
        "monitoring_days": 0.5,
        "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": 13,
        "unique_payers_30d": 3,
        "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_9a2d28e466ec5b3a",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_9a2d28e466ec5b3a"
      }
    },
    {
      "id": "cand_d30307d926ca723f",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "ffpipe",
      "name_source": "registry",
      "host": "ffpipe.dev",
      "url": "https://ffpipe.dev/v1/convert",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "video",
        "convert",
        "mp4",
        "media",
        "ffmpeg"
      ],
      "category": null,
      "price_usd": 0.02,
      "price_source": "registry",
      "provider_endpoints": 3,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "registry",
      "mainnet": null,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 24,
        "schedule_tier": "daily",
        "monitoring_since": "2026-10-16T15:07:55.000Z",
        "monitoring_days": 0.5,
        "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": 11,
        "unique_payers_30d": 2,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": null,
      "registry_listing": {
        "last_seen_at": "2026-10-16T15:07:55.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentserviceatlas.com/services/cand_d30307d926ca723f",
        "api": "https://agentserviceatlas.com/api/v1/services/cand_d30307d926ca723f"
      }
    }
  ]
}