{
  "api_status": "preview",
  "generated_at": "2026-10-19T04:42:23.038Z",
  "notes": [
    "We keep every service we find in the index, checked on its schedule. Search, the tree and browsing show the directory by default: the services that meet every listing criterion that applies to them (listing-criteria/4). Being in the directory means meeting these criteria; it is not a rating or an endorsement. Add scope=index to search everything we watch.",
    "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.",
    "Results are computed at generated_at; the same query may be answered from that result for up to a minute.",
    "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": {
    "scope": "index",
    "tag": "encoding",
    "sort": "evidence",
    "limit": 50,
    "offset": 0
  },
  "total": 48,
  "items": [
    {
      "id": "cand_23174192feda4dce",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Hash",
      "name_source": "registry",
      "branches": {
        "primary": "other",
        "secondary": [],
        "method_version": "placement-ai/6",
        "tree_version": "tree/3",
        "placed_at": "2026-10-19T02:55:05.000Z"
      },
      "package": null,
      "directory": {
        "in_directory": false,
        "method_version": "listing-criteria/4",
        "criteria": {
          "says_what_it_does": false,
          "answers_now": true,
          "registry_payers_at_least_5": true,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/hash",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "hash",
        "sha256",
        "checksum",
        "crypto"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 672,
      "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",
      "payment_protocols": [
        "x402",
        "mpp"
      ],
      "access": {
        "observed": {
          "requires": "payment",
          "how": [
            "x402",
            "mpp"
          ],
          "at": "2026-10-18T08:25:16.542Z",
          "method": "access/1"
        },
        "stated": null
      },
      "tools": null,
      "payment_model": {
        "value": "per_call",
        "source": "observed",
        "method": "access/1"
      },
      "mainnet": true,
      "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": 2.6,
        "limited_evidence": true,
        "checks_30d": 2,
        "passed_30d": 2,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-18T08:25:16.542Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 160
        }
      },
      "response_times": null,
      "registry_usage": {
        "calls_30d": 190,
        "unique_payers_30d": 10,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-17T02:10:57.176Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-16T15:44:38.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-19T00:30:05.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_23174192feda4dce",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_23174192feda4dce"
      }
    },
    {
      "id": "cand_396b1455bf317a0f",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Base64 encode and decode",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T15:10:05.000Z"
      },
      "package": null,
      "directory": {
        "in_directory": false,
        "method_version": "listing-criteria/4",
        "criteria": {
          "says_what_it_does": true,
          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "flat-rate-llm.kikoribera03.workers.dev",
      "provider": "kikoribera03.workers.dev",
      "url": "https://flat-rate-llm.kikoribera03.workers.dev/v1/util/base64",
      "method": "GET",
      "templated_url": false,
      "operator": null,
      "tags": [
        "base64",
        "base64-decode",
        "base64-encode",
        "url-safe",
        "encoding"
      ],
      "category": null,
      "price_usd": 0.005,
      "price_source": "registry",
      "provider_endpoints": 74,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "eip155:42161"
      ],
      "networks_source": "observed",
      "payment_protocols": [
        "x402"
      ],
      "access": {
        "observed": {
          "requires": "payment",
          "how": [
            "x402"
          ],
          "at": "2026-10-18T19:30:11.464Z",
          "method": "access/1"
        },
        "stated": null
      },
      "tools": null,
      "payment_model": {
        "value": "per_call",
        "source": "observed",
        "method": "access/1"
      },
      "mainnet": true,
      "evidence": {
        "operations": 1,
        "check_interval_hours": 168,
        "check_interval": "weekly",
        "check_interval_rule": "Weekly: fewer than 5 payers, or no usage figure.",
        "schedule_tier": "weekly",
        "monitoring_since": "2026-10-16T19:07:55.000Z",
        "monitoring_days": 2.4,
        "limited_evidence": true,
        "checks_30d": 3,
        "passed_30d": 3,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-18T19:30:11.464Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 3
        }
      },
      "response_times": null,
      "registry_usage": {
        "calls_30d": 3,
        "unique_payers_30d": 3,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-16T19:08:19.976Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-16T19:07:55.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-19T01:00:05.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_396b1455bf317a0f",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_396b1455bf317a0f"
      }
    },
    {
      "id": "cand_8bd8c6347cb97e0a",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Morse code",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T14:40:05.000Z"
      },
      "package": null,
      "directory": {
        "in_directory": false,
        "method_version": "listing-criteria/4",
        "criteria": {
          "says_what_it_does": true,
          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/morse",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "morse",
        "encode",
        "decode",
        "agents"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 672,
      "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=",
        "tempo:4217"
      ],
      "networks_source": "observed",
      "payment_protocols": [
        "x402",
        "mpp"
      ],
      "access": {
        "observed": {
          "requires": "payment",
          "how": [
            "x402",
            "mpp"
          ],
          "at": "2026-10-18T13:30:13.813Z",
          "method": "access/1"
        },
        "stated": null
      },
      "tools": null,
      "payment_model": {
        "value": "per_call",
        "source": "observed",
        "method": "access/1"
      },
      "mainnet": true,
      "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": "2026-10-17T00:07:46.000Z",
        "monitoring_days": 2.2,
        "limited_evidence": true,
        "checks_30d": 2,
        "passed_30d": 2,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-18T13:30:13.813Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 245
        }
      },
      "response_times": null,
      "registry_usage": {
        "calls_30d": 6,
        "unique_payers_30d": 4,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-17T07:16:10.075Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-17T00:07:46.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-19T03:40:23.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_8bd8c6347cb97e0a",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_8bd8c6347cb97e0a"
      }
    },
    {
      "id": "cand_8991da8b6f4bc927",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "URL encode/decode",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T14:40:05.000Z"
      },
      "package": null,
      "directory": {
        "in_directory": false,
        "method_version": "listing-criteria/4",
        "criteria": {
          "says_what_it_does": true,
          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/url-code",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "url",
        "percent-encoding",
        "encode",
        "decode"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 672,
      "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=",
        "tempo:4217"
      ],
      "networks_source": "observed",
      "payment_protocols": [
        "x402",
        "mpp"
      ],
      "access": {
        "observed": {
          "requires": "payment",
          "how": [
            "x402",
            "mpp"
          ],
          "at": "2026-10-18T13:20:17.962Z",
          "method": "access/1"
        },
        "stated": null
      },
      "tools": null,
      "payment_model": {
        "value": "per_call",
        "source": "observed",
        "method": "access/1"
      },
      "mainnet": true,
      "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": "2026-10-17T00:07:46.000Z",
        "monitoring_days": 2.2,
        "limited_evidence": true,
        "checks_30d": 2,
        "passed_30d": 2,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-18T13:20:17.962Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 395
        }
      },
      "response_times": null,
      "registry_usage": {
        "calls_30d": 6,
        "unique_payers_30d": 4,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-17T07:11:15.341Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-17T00:07:46.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-19T03:40:23.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_8991da8b6f4bc927",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_8991da8b6f4bc927"
      }
    },
    {
      "id": "cand_411dc56b8ebb346d",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "SWARM",
      "name_source": "registry",
      "branches": {
        "primary": "calculate/math-science/random",
        "secondary": [
          "documents/conversion"
        ],
        "method_version": "placement-ai/2",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T01:05:28.000Z"
      },
      "package": null,
      "directory": {
        "in_directory": false,
        "method_version": "listing-criteria/4",
        "criteria": {
          "says_what_it_does": false,
          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": false,
          "not_test_address": true
        }
      },
      "host": "swarm-agent.net",
      "provider": "swarm-agent.net",
      "url": "https://swarm-agent.net/services/utilities",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "utilities",
        "uuid",
        "hash",
        "encoding",
        "no-ai"
      ],
      "category": null,
      "price_usd": 0.02,
      "price_source": "registry",
      "provider_endpoints": 6,
      "networks": [
        "eip155:8453"
      ],
      "networks_source": "observed",
      "payment_protocols": [
        "x402"
      ],
      "access": {
        "observed": {
          "requires": "payment",
          "how": [
            "x402"
          ],
          "at": "2026-10-19T03:00:30.785Z",
          "method": "access/1"
        },
        "stated": null
      },
      "tools": null,
      "payment_model": {
        "value": "per_call",
        "source": "observed",
        "method": "access/1"
      },
      "mainnet": true,
      "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": "2026-10-17T02:05:47.000Z",
        "monitoring_days": 2.1,
        "limited_evidence": true,
        "checks_30d": 3,
        "passed_30d": 3,
        "missed_30d": 0,
        "pass_rate": 1,
        "freshness": "fresh",
        "last_check": {
          "at": "2026-10-19T03:00:30.785Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 418
        }
      },
      "response_times": null,
      "registry_usage": {
        "calls_30d": 5,
        "unique_payers_30d": 3,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
        "current_since": "2026-10-17T02:50:58.042Z",
        "changes_30d": 0,
        "changes_90d": 0,
        "pay_to_changes_90d": 0,
        "last_change_at": null,
        "last_change_kinds": [],
        "window_start": "2026-10-17T02:05:47.000Z",
        "limited": true
      },
      "registry_listing": {
        "last_seen_at": "2026-10-19T01:55:05.000Z",
        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_411dc56b8ebb346d",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_411dc56b8ebb346d"
      }
    },
    {
      "id": "cand_8f89817377c4ecf9",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Hex Encode/Decode",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/2",
        "tree_version": "tree/3",
        "placed_at": "2026-10-17T23:35:28.000Z"
      },
      "package": null,
      "directory": {
        "in_directory": false,
        "method_version": "listing-criteria/4",
        "criteria": {
          "says_what_it_does": false,
          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "conclavex402p04.pythonanywhere.com",
      "provider": "conclavex402p04.pythonanywhere.com",
      "url": "https://conclavex402p04.pythonanywhere.com/u/hex",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "hex",
        "encode",
        "decode",
        "encoding",
        "utility"
      ],
      "category": null,
      "price_usd": 0.005,
      "price_source": "registry",
      "provider_endpoints": 22,
      "networks": [
        "eip155:8453",
        "eip155:137"
      ],
      "networks_source": "observed",
      "payment_protocols": [
        "x402"
      ],
      "access": {
        "observed": {
          "requires": "payment",
          "how": [
            "x402"
          ],
          "at": "2026-10-19T03:45:46.442Z",
          "method": "access/1"
        },
        "stated": null
      },
      "tools": null,
      "payment_model": {
        "value": "per_call",
        "source": "observed",
        "method": "access/1"
      },
      "mainnet": true,
      "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": "2026-10-17T02:30:25.000Z",
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    {
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      "type": "api_endpoint",
      "name": "Hex Encode/Decode",
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        "method_version": "placement-rules/3",
        "tree_version": "tree/3",
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      "host": "agents.torbrooknews.com",
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        "base64url"
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      "links": {
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        "deterministic"
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    },
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      },
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        "hex",
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        "transcode"
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    },
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      },
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      "links": {
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        "api": "https://agentservicedirectory.com/api/v1/services/cand_9a936996ebe70e44"
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    },
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      },
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        "jwt",
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    },
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      },
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        "text-repair"
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    },
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        "secondary": [
          "calculate/math-science/random"
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        }
      },
      "host": "agents.citiviewgroup.com",
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        "uuid"
      ],
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    },
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      "id": "cand_e0a5243c068b558c",
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          "calculate/math-science/random"
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        "method_version": "placement-ai/2",
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      },
      "host": "agentrxi.com",
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        "uuid"
      ],
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      },
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    },
    {
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      },
      "host": "api.vextorium.com",
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      "links": {
        "page": "https://agentservicedirectory.com/services/cand_7cb82f27c9288ce7",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_7cb82f27c9288ce7"
      }
    },
    {
      "id": "cand_394c0beb4c57a80f",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "ROT13 / Caesar",
      "name_source": "registry",
      "branches": {
        "primary": "other",
        "secondary": [],
        "method_version": "placement-ai/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T15:10:05.000Z"
      },
      "package": null,
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        "method_version": "listing-criteria/4",
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          "says_what_it_does": false,
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          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/rot13",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "rot13",
        "caesar",
        "cipher",
        "agents"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 672,
      "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=",
        "tempo:4217"
      ],
      "networks_source": "observed",
      "payment_protocols": [
        "x402",
        "mpp"
      ],
      "access": {
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          "how": [
            "x402",
            "mpp"
          ],
          "at": "2026-10-18T16:20:12.133Z",
          "method": "access/1"
        },
        "stated": null
      },
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      },
      "mainnet": true,
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        "check_interval_rule": "Daily: 5 to 99 payers, and every new service until it has been probed 3 times.",
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        "limited_evidence": true,
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        "pass_rate": 1,
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        "last_check": {
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          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 304
        }
      },
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        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
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        "pay_to_changes_90d": 0,
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        "last_change_kinds": [],
        "window_start": "2026-10-17T03:30:25.000Z",
        "limited": true
      },
      "registry_listing": {
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        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_394c0beb4c57a80f",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_394c0beb4c57a80f"
      }
    },
    {
      "id": "cand_19244716888f8c54",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Base32",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T15:00:05.000Z"
      },
      "package": null,
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        "method_version": "listing-criteria/4",
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          "says_what_it_does": true,
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          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/base32",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "base32",
        "encode",
        "decode",
        "agents"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 672,
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        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "stellar:pubnet",
        "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "tempo:4217"
      ],
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      "payment_protocols": [
        "x402",
        "mpp"
      ],
      "access": {
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          "how": [
            "x402",
            "mpp"
          ],
          "at": "2026-10-18T18:40:10.765Z",
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        },
        "stated": null
      },
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        "method": "access/1"
      },
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        "check_interval_rule": "Daily: 5 to 99 payers, and every new service until it has been probed 3 times.",
        "schedule_tier": "daily",
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        "last_check": {
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          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 350
        }
      },
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        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
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        "pay_to_changes_90d": 0,
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        "last_change_kinds": [],
        "window_start": "2026-10-17T03:35:25.000Z",
        "limited": true
      },
      "registry_listing": {
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        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_19244716888f8c54",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_19244716888f8c54"
      }
    },
    {
      "id": "cand_2333615e409ca748",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Base58",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T15:05:05.000Z"
      },
      "package": null,
      "directory": {
        "in_directory": false,
        "method_version": "listing-criteria/4",
        "criteria": {
          "says_what_it_does": true,
          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/base58",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "base58",
        "encode",
        "decode",
        "crypto"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
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        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "stellar:pubnet",
        "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "tempo:4217"
      ],
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        "x402",
        "mpp"
      ],
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            "x402",
            "mpp"
          ],
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          "method": "access/1"
        },
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      },
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      },
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          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 79
        }
      },
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        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
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        "pay_to_changes_90d": 0,
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        "last_change_kinds": [],
        "window_start": "2026-10-17T03:35:25.000Z",
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      },
      "registry_listing": {
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        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_2333615e409ca748",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_2333615e409ca748"
      }
    },
    {
      "id": "cand_b1306f518b11849f",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Base64",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T15:40:05.000Z"
      },
      "package": null,
      "directory": {
        "in_directory": false,
        "method_version": "listing-criteria/4",
        "criteria": {
          "says_what_it_does": true,
          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/base64",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "base64",
        "encode",
        "decode",
        "agents"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
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        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "stellar:pubnet",
        "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "tempo:4217"
      ],
      "networks_source": "observed",
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        "x402",
        "mpp"
      ],
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          "how": [
            "x402",
            "mpp"
          ],
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          "method": "access/1"
        },
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      },
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      },
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        "monitoring_days": 2,
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          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 306
        }
      },
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        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
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        "limited": true
      },
      "registry_listing": {
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        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_b1306f518b11849f",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_b1306f518b11849f"
      }
    },
    {
      "id": "cand_d6dd13f560322b19",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Brotli compress",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/2",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T00:05:28.000Z"
      },
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        "method_version": "listing-criteria/4",
        "criteria": {
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          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/brotli-compress",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "data",
        "brotli",
        "compress",
        "rfc7932",
        "encoding"
      ],
      "category": null,
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      "price_source": "registry",
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        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "stellar:pubnet",
        "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "tempo:4217"
      ],
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        "mpp"
      ],
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          "how": [
            "x402",
            "mpp"
          ],
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          "method": "access/1"
        },
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      },
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      },
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        "monitoring_days": 2,
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          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 390
        }
      },
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        "note": "Reported by the registry; not our measurement."
      },
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        "limited": true
      },
      "registry_listing": {
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        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_d6dd13f560322b19",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_d6dd13f560322b19"
      }
    },
    {
      "id": "cand_672ef275eced5beb",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "CRC32",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/2",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T06:40:05.000Z"
      },
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      "directory": {
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        "method_version": "listing-criteria/4",
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          "says_what_it_does": false,
          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/crc32",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "crc32",
        "checksum",
        "hash",
        "agents"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
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        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "stellar:pubnet",
        "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "tempo:4217"
      ],
      "networks_source": "observed",
      "payment_protocols": [
        "x402",
        "mpp"
      ],
      "access": {
        "observed": {
          "requires": "payment",
          "how": [
            "x402",
            "mpp"
          ],
          "at": "2026-10-18T19:55:10.438Z",
          "method": "access/1"
        },
        "stated": null
      },
      "tools": null,
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        "value": "per_call",
        "source": "observed",
        "method": "access/1"
      },
      "mainnet": true,
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        "check_interval_rule": "Daily: 5 to 99 payers, and every new service until it has been probed 3 times.",
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      },
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        "listed": true
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      "links": {
        "page": "https://agentservicedirectory.com/services/cand_672ef275eced5beb",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_672ef275eced5beb"
      }
    },
    {
      "id": "cand_32de22052b78b6bf",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "HMAC",
      "name_source": "registry",
      "branches": {
        "primary": "other",
        "secondary": [],
        "method_version": "placement-ai/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T15:05:05.000Z"
      },
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        "in_directory": false,
        "method_version": "listing-criteria/4",
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          "registry_payers_at_least_5": false,
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          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/hmac",
      "method": "POST",
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      "operator": null,
      "tags": [
        "encoding",
        "hmac",
        "signature",
        "webhook",
        "crypto"
      ],
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      "price_source": "registry",
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        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "stellar:pubnet",
        "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "tempo:4217"
      ],
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        "mpp"
      ],
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            "mpp"
          ],
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      },
      "payment_terms": {
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      },
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        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_32de22052b78b6bf",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_32de22052b78b6bf"
      }
    },
    {
      "id": "cand_703c5305016f1d39",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "HTML entities",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T15:20:05.000Z"
      },
      "package": null,
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        "method_version": "listing-criteria/4",
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          "says_what_it_does": true,
          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/html-entities",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "html",
        "entities",
        "encode",
        "decode"
      ],
      "category": null,
      "price_usd": 0.001,
      "price_source": "registry",
      "provider_endpoints": 672,
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        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "stellar:pubnet",
        "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "tempo:4217"
      ],
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        "x402",
        "mpp"
      ],
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            "x402",
            "mpp"
          ],
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        },
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      },
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      },
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          "http_status": 402,
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      },
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      },
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        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_703c5305016f1d39",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_703c5305016f1d39"
      }
    },
    {
      "id": "cand_9a8073d7c37a07cd",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "Hex",
      "name_source": "registry",
      "branches": {
        "primary": "documents/conversion",
        "secondary": [],
        "method_version": "placement-ai/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T15:35:05.000Z"
      },
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        "method_version": "listing-criteria/4",
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          "registry_payers_at_least_5": false,
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          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/hex",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "hex",
        "encode",
        "decode",
        "agents"
      ],
      "category": null,
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      "price_source": "registry",
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        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "stellar:pubnet",
        "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "tempo:4217"
      ],
      "networks_source": "observed",
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        "x402",
        "mpp"
      ],
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          "how": [
            "x402",
            "mpp"
          ],
          "at": "2026-10-18T20:50:12.160Z",
          "method": "access/1"
        },
        "stated": null
      },
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      },
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      },
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      },
      "payment_terms": {
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      },
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        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_9a8073d7c37a07cd",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_9a8073d7c37a07cd"
      }
    },
    {
      "id": "cand_bf0744efc923594b",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "TOTP code",
      "name_source": "registry",
      "branches": {
        "primary": "identity/sign-in",
        "secondary": [],
        "method_version": "placement-ai/2",
        "tree_version": "tree/3",
        "placed_at": "2026-10-17T23:55:28.000Z"
      },
      "package": null,
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        "method_version": "listing-criteria/4",
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          "says_what_it_does": false,
          "answers_now": true,
          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "agent402.tools",
      "provider": "agent402.tools",
      "url": "https://agent402.tools/api/totp",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "totp",
        "2fa",
        "otp",
        "authentication"
      ],
      "category": null,
      "price_usd": 0.002,
      "price_source": "registry",
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        "eip155:8453",
        "eip155:137",
        "eip155:42161",
        "eip155:143",
        "eip155:43114",
        "eip155:1329",
        "eip155:10",
        "eip155:4663",
        "eip155:42220",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "stellar:pubnet",
        "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "tempo:4217"
      ],
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        "mpp"
      ],
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            "x402",
            "mpp"
          ],
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          "method": "access/1"
        },
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      },
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      },
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        "monitoring_days": 2,
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          "result": "payment_required",
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          "http_status": 402,
          "duration_ms": 273
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      },
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        "note": "Reported by the registry; not our measurement."
      },
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      },
      "registry_listing": {
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        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_bf0744efc923594b",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_bf0744efc923594b"
      }
    },
    {
      "id": "cand_12ba0b310e597899",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "twin.unykorn.org",
      "name_source": "registry",
      "branches": {
        "primary": "other",
        "secondary": [],
        "method_version": "placement-rules/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T02:35:28.000Z"
      },
      "package": null,
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        "method_version": "listing-criteria/4",
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          "says_what_it_does": false,
          "answers_now": true,
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          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "twin.unykorn.org",
      "provider": "unykorn.org",
      "url": "https://twin.unykorn.org/decode-hex",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "deterministic",
        "utility",
        "offline",
        "hex"
      ],
      "category": null,
      "price_usd": 0.003,
      "price_source": "registry",
      "provider_endpoints": 369,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
      ],
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        "x402",
        "mpp"
      ],
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      },
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        "schedule_tier": "daily",
        "monitoring_since": "2026-10-17T17:40:28.000Z",
        "monitoring_days": 1.5,
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        "last_check": {
          "at": "2026-10-18T20:00:14.342Z",
          "result": "payment_required",
          "passed": true,
          "http_status": 402,
          "duration_ms": 713
        }
      },
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      "registry_usage": {
        "calls_30d": 3,
        "unique_payers_30d": 2,
        "note": "Reported by the registry; not our measurement."
      },
      "payment_terms": {
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        "pay_to_changes_90d": 0,
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        "last_change_kinds": [],
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        "limited": true
      },
      "registry_listing": {
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        "listed": true
      },
      "links": {
        "page": "https://agentservicedirectory.com/services/cand_12ba0b310e597899",
        "api": "https://agentservicedirectory.com/api/v1/services/cand_12ba0b310e597899"
      }
    },
    {
      "id": "cand_2978f2a8c8d5bb96",
      "tier": "discovered",
      "type": "api_endpoint",
      "name": "twin.unykorn.org",
      "name_source": "registry",
      "branches": {
        "primary": "finance-data/crypto",
        "secondary": [],
        "method_version": "placement-rules/3",
        "tree_version": "tree/3",
        "placed_at": "2026-10-18T02:35:28.000Z"
      },
      "package": null,
      "directory": {
        "in_directory": false,
        "method_version": "listing-criteria/4",
        "criteria": {
          "says_what_it_does": false,
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          "registry_payers_at_least_5": false,
          "curated_catalogue": false,
          "not_computable_locally": true,
          "not_test_address": true
        }
      },
      "host": "twin.unykorn.org",
      "provider": "unykorn.org",
      "url": "https://twin.unykorn.org/encode-base58",
      "method": "POST",
      "templated_url": false,
      "operator": null,
      "tags": [
        "encoding",
        "deterministic",
        "utility",
        "offline",
        "base58"
      ],
      "category": null,
      "price_usd": 0.003,
      "price_source": "registry",
      "provider_endpoints": 369,
      "networks": [
        "eip155:8453",
        "eip155:137",
        "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
      ],
      "networks_source": "observed",
      "payment_protocols": [
        "x402",
        "mpp"
      ],
      "access": {
        "observed": null,
        "stated": null
      },
      "tools": null,
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        "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",
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}