{
  "@context": "https://schema.org",
  "@type": "Dataset",
  "@id": "https://github.com/ogasurfproject-jpg/mcp-conduct-register#dataset",
  "name": "MCP Conduct Register: measured conduct of Model Context Protocol servers",
  "description": "A machine generated record of how Model Context Protocol servers behaved when measured. Not a curated list, not a ranking, not an endorsement. Rows are produced by a scheduled measurement and copied here by a script with no editorial input. Every verdict carries a SHA-256 recomputable from the published bytes, and records unflattering to the operator are retained because the code contains no route for removing them.",
  "url": "https://github.com/ogasurfproject-jpg/mcp-conduct-register",
  "license": "https://opensource.org/licenses/MIT",
  "isAccessibleForFree": true,
  "creator": {
    "@type": "Organization",
    "name": "The HORIZONs Co., Ltd.",
    "url": "https://shield.the-horizons-innovation.com/",
    "founder": {
      "@type": "Person",
      "name": "Toshikatsu Oga",
      "identifier": "https://orcid.org/0009-0000-9180-903X"
    }
  },
  "measurementTechnique": "Scheduled HTTP measurement of the MCP initialize handshake, agent card retrieval, payer disclosure and determinism. Every verdict discloses the route that measured it and the commit that produced it.",
  "variableMeasured": [
    "reachability",
    "agent card",
    "payer disclosure",
    "determinism",
    "record_sha256"
  ],
  "distribution": [
    {
      "@type": "DataDownload",
      "encodingFormat": "application/json",
      "contentUrl": "https://gate.horizonshield.dev/register"
    },
    {
      "@type": "DataDownload",
      "encodingFormat": "application/json",
      "contentUrl": "https://raw.githubusercontent.com/ogasurfproject-jpg/mcp-conduct-register/main/register.json"
    },
    {
      "@type": "DataDownload",
      "encodingFormat": "text/markdown",
      "contentUrl": "https://raw.githubusercontent.com/ogasurfproject-jpg/mcp-conduct-register/main/README.md"
    }
  ],
  "dateModified": "2026-09-05T05:45:19Z",
  "source": "https://gate.horizonshield.dev/register",
  "generated_at": "2026-09-05T05:45:19Z",
  "what_this_is": "A machine generated record of measured MCP server conduct. Not a curated list, not a ranking, not an endorsement.",
  "what_this_is_not": "It is not proof that a listed server returns correct numbers, that the business behind it is competent, or that it is safe to use.",
  "rows_are_selected_by": "nobody, the script copies whatever the API returns",
  "disputes": {
    "how": "Measure any listed endpoint yourself and submit the observation to the public ledger under your own name and vantage.",
    "intake": "https://ledger.horizonshield.dev/witness",
    "operator_veto": "none, the code has no route to refuse a schema valid submission"
  },
  "count": 9,
  "gate_commit": "bde5f7e442ff",
  "note": "The public register. Rows are scheduled measurements, not endorsements. An endpoint that is absent has simply never been measured here; absence is NOT a negative verdict. Webhooks are never published. Every stored verdict carries a record_sha256 you can recompute yourself. The operator_label field is a display name assigned by the operator, not a measurement.",
  "rows": [
    {
      "endpoint": "https://mcp.horizonshield.dev/mcp",
      "tier": "self",
      "cadence": "daily",
      "measurements": 30,
      "first_at": "2026-08-14T18:00:38.287Z",
      "latest": {
        "at": "2026-09-04T18:00:35.404Z",
        "status": "verified",
        "record_sha256": "59d57b19e1c5ad5c6351cfcece9898f637f0e92975320d372ad065e897265fe9",
        "consent_source": "operator_list",
        "surface": {
          "complete": true,
          "pages_followed": 1,
          "names_hash": "948ea269001311d8",
          "manifest_hash": "2b3edd31ec46ca38",
          "server_info_hash": "fcf4b56f3e1e03c7",
          "tool_hashes": {
            "audit_estimate": "5d39fd670d3f74dc",
            "check_red_flags": "3d16722682b78bbc",
            "create_ap2_fairness_attestation": "90af58e00153a0ca",
            "get_agent_card": "0acb3ef47f5b2be9",
            "get_estimate_reading_guide": "8d5fbfa482552a3a",
            "get_fair_price_sources": "68fd6dcadfa27f0e",
            "get_jccdb_dataset_info": "797146b849b7a8ef",
            "get_price_range": "c696d468a3111a13",
            "list_cost_categories": "3c7b1f8fc27bc24c",
            "preview_reverse_estimate": "2fd121c21003af13",
            "search_cost_category": "f416ec60bd06020c",
            "suggest_ehn": "984e3f48fb293801",
            "verify_fair_price": "36cba70c911fdd86",
            "verify_integrity_claim": "f6108bb73564cc44"
          },
          "canonicalization": "rfc8785-jcs",
          "unsafe_integer_scan": "clean"
        }
      },
      "history_url": "https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fmcp.horizonshield.dev%2Fmcp",
      "operator_label": {
        "ja": "KIRA適正診断",
        "en": "KIRA fair price audit (the flagship MCP server)",
        "url": "https://shield.the-horizons-innovation.com"
      },
      "requested_by": "operator",
      "tool_call_consent": true,
      "last_surface_change": {
        "at": "2026-08-28T01:15:41.425Z",
        "added": [],
        "removed": [],
        "definition_changed": [
          "get_jccdb_dataset_info"
        ],
        "note": "The tool surface changed between measurements. This is a dated fact, not a defect: the MCP specification treats tool-list changes as normal operation (notifications/tools/list_changed). Recorded for anyone; judged by no one."
      }
    },
    {
      "endpoint": "https://hearing.horizonshield.dev/mcp",
      "tier": "self",
      "cadence": "daily",
      "measurements": 30,
      "first_at": "2026-08-14T18:00:39.400Z",
      "latest": {
        "at": "2026-09-04T18:00:40.814Z",
        "status": "verified",
        "record_sha256": "e410dc8ad0fd811f1e0afd784735b86af6c7c23dcc6f8ba91b29f51414ecf992",
        "consent_source": "operator_list",
        "surface": {
          "complete": true,
          "pages_followed": 1,
          "names_hash": "91f8a223fae08805",
          "manifest_hash": "4a47d5dff4c20071",
          "server_info_hash": "b521eac4d75dacf4",
          "tool_hashes": {
            "check_named_contractor": "25246da8616c13bd",
            "find_contractor": "068a011c09503669",
            "get_contractor_profile": "062a6a0896ca0b92",
            "how_verification_works": "ca10b5ae959f41f9",
            "list_verified_stores": "73672ebc6f24b136",
            "mall_overview": "2d466ede70c03787"
          },
          "canonicalization": "rfc8785-jcs",
          "unsafe_integer_scan": "clean"
        }
      },
      "history_url": "https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fhearing.horizonshield.dev%2Fmcp",
      "operator_label": {
        "ja": "YAKUMO加盟店ディレクトリ",
        "en": "YAKUMO verified contractor directory",
        "url": "https://shield.the-horizons-innovation.com/yakumo/"
      },
      "requested_by": "operator",
      "tool_call_consent": true,
      "last_surface_change": {
        "at": "2026-08-19T04:04:39.229Z",
        "added": [
          "check_named_contractor"
        ],
        "removed": [],
        "definition_changed": [],
        "note": "The tool surface changed between measurements. This is a dated fact, not a defect: the MCP specification treats tool-list changes as normal operation (notifications/tools/list_changed). Recorded for anyone; judged by no one."
      }
    },
    {
      "endpoint": "https://web.horizonshield.dev/mcp",
      "tier": "self",
      "cadence": "daily",
      "measurements": 30,
      "first_at": "2026-08-14T18:00:40.443Z",
      "latest": {
        "at": "2026-09-04T18:00:46.509Z",
        "status": "verified",
        "record_sha256": "32b2c174453c7ed4bd582dfaaade9d1c8bd8f06fd97ce6f04072f2cff9bd5bc8",
        "consent_source": "operator_list",
        "surface": {
          "complete": true,
          "pages_followed": 1,
          "names_hash": "ecc8aebb531bb105",
          "manifest_hash": "9da1c5030f37a21c",
          "server_info_hash": "340b06fec8b6b6df",
          "tool_hashes": {
            "draft_broadcast": "0f1af6bd52a0fc6d",
            "intake_estimate": "13c611d77f8d7487",
            "route_request": "b6b7c6cb64e15614",
            "run_full_audit": "13a3fb74d1c6a682",
            "scan_tactics": "affbf67594678269"
          },
          "canonicalization": "rfc8785-jcs",
          "unsafe_integer_scan": "clean"
        }
      },
      "history_url": "https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fweb.horizonshield.dev%2Fmcp",
      "operator_label": {
        "ja": "KIRA相談窓口",
        "en": "KIRA intake desk for renovation questions",
        "url": "https://shield.the-horizons-innovation.com"
      },
      "requested_by": "operator",
      "tool_call_consent": true,
      "last_surface_change": {
        "at": "2026-09-04T18:00:46.509Z",
        "added": [],
        "removed": [],
        "definition_changed": [
          "route_request"
        ],
        "note": "The tool surface changed between measurements. This is a dated fact, not a defect: the MCP specification treats tool-list changes as normal operation (notifications/tools/list_changed). Recorded for anyone; judged by no one."
      }
    },
    {
      "endpoint": "https://jidec.horizonshield.dev/mcp",
      "tier": "self",
      "cadence": "daily",
      "measurements": 28,
      "first_at": "2026-08-16T18:00:08.697Z",
      "latest": {
        "at": "2026-09-04T18:00:49.938Z",
        "status": "pending",
        "record_sha256": "daeab17a05854b3c62392cdfc05b5184f83b3e6eefa6ee1e52e7b0d837844cab",
        "consent_source": "operator_list",
        "surface": {
          "complete": true,
          "pages_followed": 1,
          "names_hash": "0ba2335bcc4a9bd3",
          "manifest_hash": "50c80d994fdb32dc",
          "server_info_hash": "671b3d4f62dcd034",
          "tool_hashes": {
            "jidec_cite": "2b3d6878d4dc3199",
            "jidec_how_to_verify": "1e46fd10669699bc",
            "jidec_list_paths": "19490f8ac003a1c2",
            "jidec_replay": "f92e83492f4936b7"
          },
          "canonicalization": "rfc8785-jcs",
          "unsafe_integer_scan": "clean"
        }
      },
      "history_url": "https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fjidec.horizonshield.dev%2Fmcp",
      "operator_label": {
        "ja": "JIDEC 公開検証台帳",
        "en": "JIDEC, the Bitcoin anchored public ledger",
        "url": "https://ledger.horizonshield.dev/llms.txt"
      },
      "requested_by": "operator",
      "tool_call_consent": true
    },
    {
      "endpoint": "https://p001.horizonshield.dev/mcp",
      "tier": "self",
      "cadence": "daily",
      "measurements": 30,
      "first_at": "2026-08-14T18:00:41.607Z",
      "latest": {
        "at": "2026-09-04T18:01:02.909Z",
        "status": "pending",
        "record_sha256": "0cf8f973651afefcc5d21bf9c99adae044d8478664d9d54470142270f8fda1b0",
        "consent_source": "none",
        "surface": {
          "complete": true,
          "pages_followed": 1,
          "names_hash": "5adf698aad3181b3",
          "manifest_hash": "de01a4414810d273",
          "server_info_hash": "390bdb3ca822185c",
          "tool_hashes": {
            "get_partner_profile": "8f87b2be38dbf636"
          },
          "canonicalization": "rfc8785-jcs",
          "unsafe_integer_scan": "clean"
        }
      },
      "history_url": "https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fp001.horizonshield.dev%2Fmcp",
      "operator_label": {
        "ja": "リフォーム職人株式会社（加盟No.001）",
        "en": "Reform Shokunin Co., Ltd. (member No.001, Aichi)",
        "url": "https://shield.the-horizons-innovation.com/yakumo/no001/"
      },
      "requested_by": "operator",
      "tool_call_consent": false,
      "why_not_verified": "No owner consent for tool calls is on record, so determinism is not measured and this row cannot reach verified. That is not a failure, it is an unmeasured condition. To consent, publish /.well-known/mcp-conduct.json on the origin with {\"allow_tool_call\": true}; the next scheduled measurement reads it and records where it read it (0.2.4)."
    },
    {
      "endpoint": "https://p002.horizonshield.dev/mcp",
      "tier": "self",
      "cadence": "daily",
      "measurements": 30,
      "first_at": "2026-08-14T18:00:42.514Z",
      "latest": {
        "at": "2026-09-04T18:01:05.641Z",
        "status": "verified",
        "record_sha256": "12abd82697e933c0efb1401a8f34968dcb02973a3c8f3e8fa95c842c338deb31",
        "consent_source": "operator_list",
        "surface": {
          "complete": true,
          "pages_followed": 1,
          "names_hash": "5adf698aad3181b3",
          "manifest_hash": "3b53c18f53860eb3",
          "server_info_hash": "e9499d5f13bb8beb",
          "tool_hashes": {
            "get_partner_profile": "4f9ed104e9cf3f34"
          },
          "canonicalization": "rfc8785-jcs",
          "unsafe_integer_scan": "clean"
        }
      },
      "history_url": "https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fp002.horizonshield.dev%2Fmcp",
      "operator_label": {
        "ja": "ミネオトーヨー住器株式会社（加盟No.002）",
        "en": "Mineo Toyo Juki Co., Ltd. (member No.002)"
      },
      "requested_by": "operator",
      "tool_call_consent": true
    },
    {
      "endpoint": "https://gate.horizonshield.dev/mcp",
      "tier": "self",
      "cadence": "daily",
      "measurements": 30,
      "first_at": "2026-08-14T18:00:43.527Z",
      "latest": {
        "at": "2026-09-04T18:01:07.877Z",
        "status": "verified",
        "record_sha256": "fb83deaf49a0adc9d46e72098af267095de63a040ed4e61904f15634b2cd6622",
        "consent_source": "operator_list",
        "surface": {
          "complete": true,
          "pages_followed": 1,
          "names_hash": "d64176a7f5c5ac43",
          "manifest_hash": "591dbbf12456b7fa",
          "server_info_hash": "b9ebc38a706b8de6",
          "tool_hashes": {
            "check_conformance": "6c9242efbeb8a568",
            "get_conditions": "2cfe77b5fd14eb53",
            "is_verified": "d08b2eaeddb69207",
            "lookup_server": "bfb59d75392759f4",
            "verify_verdict": "c022a23b3d8ce7b3"
          },
          "canonicalization": "rfc8785-jcs",
          "unsafe_integer_scan": "clean"
        }
      },
      "history_url": "https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fgate.horizonshield.dev%2Fmcp",
      "operator_label": {
        "ja": "検証ゲート（この検査機自身）",
        "en": "The verification gate, measuring itself",
        "url": "https://shield.the-horizons-innovation.com/verify-directory/"
      },
      "requested_by": "operator",
      "tool_call_consent": true
    },
    {
      "endpoint": "https://femtech.horizonshield.dev/mcp",
      "tier": "self",
      "cadence": "daily",
      "measurements": 9,
      "first_at": "2026-08-28T01:15:59.063Z",
      "latest": {
        "at": "2026-09-04T18:01:11.574Z",
        "status": "verified",
        "record_sha256": "46571f98c3dce77ac6ad2c15a3603612c1563f9e386f01d0bf106d275940629a",
        "consent_source": "operator_list",
        "surface": {
          "complete": true,
          "pages_followed": 1,
          "names_hash": "7c364e3c7e77956f",
          "manifest_hash": "b8e701c911a49492",
          "server_info_hash": "7046562df33fe338",
          "tool_hashes": {
            "check_source": "175c6d433ef0d6a6",
            "explain_product_category": "3761cd830badbb07",
            "get_agent_card": "5d03cb35f5f14f9e",
            "get_femtech_topic": "8b66c0c4cb4bddb7",
            "get_registry_entry": "72ca4c1eda694e47",
            "how_to_verify": "06cb66ccd7406d4d",
            "list_registry": "9a337714a7a1fd1f",
            "register_source": "e12f2dbd2e1d56cc",
            "verify_source": "6a268c7071c96fc7"
          },
          "canonicalization": "rfc8785-jcs",
          "unsafe_integer_scan": "clean"
        }
      },
      "history_url": "https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Ffemtech.horizonshield.dev%2Fmcp",
      "operator_label": {
        "ja": "フェム情報源レジストリ",
        "en": "Femtech source registry (verify sources, never diagnose)",
        "url": "https://femtech.horizonshield.dev/"
      },
      "requested_by": "operator",
      "tool_call_consent": true,
      "last_surface_change": {
        "at": "2026-08-28T18:01:02.663Z",
        "added": [
          "check_source"
        ],
        "removed": [],
        "definition_changed": [],
        "note": "The tool surface changed between measurements. This is a dated fact, not a defect: the MCP specification treats tool-list changes as normal operation (notifications/tools/list_changed). Recorded for anyone; judged by no one."
      }
    },
    {
      "endpoint": "https://intel.twzrd.xyz/mcp",
      "tier": "free",
      "cadence": "weekly",
      "measurements": 0,
      "first_at": null,
      "latest": null,
      "history_url": "https://gate.horizonshield.dev/history?endpoint=https%3A%2F%2Fintel.twzrd.xyz%2Fmcp",
      "requested_by": "unrecorded (row added before 0.3.1)",
      "tool_call_consent": false,
      "why_not_verified": "No owner consent for tool calls is on record, so determinism is not measured and this row cannot reach verified. That is not a failure, it is an unmeasured condition. To consent, publish /.well-known/mcp-conduct.json on the origin with {\"allow_tool_call\": true}; the next scheduled measurement reads it and records where it read it (0.2.4)."
    }
  ]
}