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Public Data Catalog

Reviewed public-data search and execution with provenance and verifiable integrity receipts.

我該用這個嗎

品質與安全性

A
說明品質
100%
結構描述完整度
84%
命名品質
100%
汙染風險
100%
權限相符程度
100%
協定合規性
100%

根據工具定義與協定合規性的自動化分析。

上下文成本

~918Token（工具定義）
~2.9 KB典型回應大小
中等的注意力影響（128k 上下文的 0.72%）

這是每次將伺服器的工具載入模型上下文時所消耗的約略 token 數量。數量越高，可用於其他工作的注意力就越少。

安裝

一鍵安裝

將以下內容加入你的 `claude_desktop_config.json` 檔案：

{
  "mcpServers": {
    "public-data-catalog": {
      "url": "https://public-data-catalog-mcp.yusuke8h.workers.dev/mcp"
    }
  }
}

遠端端點

https://public-data-catalog-mcp.yusuke8h.workers.dev/mcpstreamable-http

它能做什麼

工具清單

工具（3）

🟢 唯讀🟡 寫入🔴 刪除⚪ 未知
🟢search_data(query, kind, limit)

Search current metadata from e-Gov Data Portal and Statistics Dashboard, then return a short ranked list with publisher, formats, coverage, usage terms, and official links.

輸入結構描述

{
  "type": "object",
  "properties": {
    "query": {
      "type": "string",
      "minLength": 2,
      "maxLength": 80,
      "description": "What data to find, preferably in Japanese"
    },
    "kind": {
      "default": "all",
      "description": "Search all sources, downloadable datasets, or statistical series",
      "type": "string",
      "enum": [
        "all",
        "dataset",
        "statistics"
      ]
    },
    "limit": {
      "default": 10,
      "type": "integer",
      "minimum": 1,
      "maximum": 20
    }
  },
  "required": [
    "query"
  ],
  "$schema": "http://json-schema.org/draft-07/schema#"
}

輸出結構描述

{
  "type": "object",
  "properties": {
    "status": {
      "type": "string",
      "const": "ok"
    },
    "query": {
      "type": "string"
    },
    "interpreted_as": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "searched_at": {
      "type": "string"
    },
    "results": {
      "type": "array",
      "items": {}
    },
    "total": {
      "type": "integer",
      "minimum": 0,
      "maximum": 9007199254740991
    },
    "available": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    },
    "sources": {
      "type": "array",
      "items": {}
    },
    "note": {
      "type": "string"
    }
  },
  "required": [
    "status",
    "query",
    "interpreted_as",
    "searched_at",
    "results",
    "total",
    "available",
    "sources",
    "note"
  ],
  "$schema": "http://json-schema.org/draft-07/schema#",
  "additionalProperties": false
}
🟢execute(recipeId, parameters)

Run one allowlisted, bounded HTTPS GET contract and return extracted values, provenance, and an integrity receipt.

輸入結構描述

{
  "type": "object",
  "properties": {
    "recipeId": {
      "type": "string",
      "minLength": 1,
      "maxLength": 100
    },
    "parameters": {
      "type": "object",
      "propertyNames": {
        "type": "string",
        "pattern": "^[a-z0-9][a-z0-9-]+$"
      },
      "additionalProperties": {
        "type": "integer",
        "minimum": -9007199254740991,
        "maximum": 9007199254740991
      }
    }
  },
  "required": [
    "recipeId"
  ],
  "$schema": "http://json-schema.org/draft-07/schema#"
}

輸出結構描述

{
  "type": "object",
  "properties": {
    "status": {
      "type": "string",
      "const": "ok"
    },
    "recipe_id": {
      "type": "string"
    },
    "contract_version": {
      "type": "string"
    },
    "question": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    },
    "parameters": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    },
    "retrieved_at": {
      "type": "string"
    },
    "elapsed_ms": {
      "type": "integer",
      "minimum": 0,
      "maximum": 9007199254740991
    },
    "request_url": {
      "type": "string"
    },
    "results": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    },
    "interpretation": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "provenance": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    },
    "receipt": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    }
  },
  "required": [
    "status",
    "recipe_id",
    "contract_version",
    "question",
    "parameters",
    "retrieved_at",
    "elapsed_ms",
    "request_url",
    "results",
    "interpretation",
    "provenance",
    "receipt"
  ],
  "$schema": "http://json-schema.org/draft-07/schema#",
  "additionalProperties": false
}
🟢verify(execution)

Check receipt and result hashes plus the execution envelope against the reviewed catalog. This detects later modification; it does not prove publisher authenticity or current freshness.

輸入結構描述

{
  "type": "object",
  "properties": {
    "execution": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    }
  },
  "required": [
    "execution"
  ],
  "$schema": "http://json-schema.org/draft-07/schema#"
}

輸出結構描述

{
  "type": "object",
  "properties": {
    "valid": {
      "type": "boolean"
    },
    "receipt_id": {
      "type": "string"
    },
    "checks": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    }
  },
  "required": [
    "valid",
    "receipt_id",
    "checks"
  ],
  "$schema": "http://json-schema.org/draft-07/schema#",
  "additionalProperties": false
}

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