Worth

Find what anything is worth: resale value, used and new prices, and where to buy or sell it.

使うべきか

品質と安全性

A
説明の品質
90%
スキーマの完全性
97%
命名の品質
80%
ポイズニングのリスク
100%
権限の一致
100%
プロトコルへの準拠
100%

検出事項(1)

  • LOWTool 'price_item' description lacks action verbprice_item 内

ツール定義とプロトコルへの準拠に関する自動分析に基づいています。

コンテキストコスト

~1,374トークン数(ツール定義)
~4.9 KB一般的なレスポンスサイズ
注意への影響は中程度(128k コンテキストの 1.07%)

これは、サーバーのツールがモデルのコンテキストに読み込まれるたびに消費されるおおよそのトークン数です。数が多いほど、ほかのタスクに使える注意が減ります。

インストール

ワンクリックインストール

これを `claude_desktop_config.json` ファイルに追加してください:

{
  "mcpServers": {
    "worth": {
      "url": "https://worth.area21.io/mcp"
    }
  }
}

リモートエンドポイント

https://worth.area21.io/mcpstreamable-http
https://worth.area21.io/mcp?src=mcp_registrystreamable-http

できること

ツール一覧

ツール(3)

🟢 読み取り専用🟡 書き込み🔴 削除⚪ 不明
🟢price_item(condition, image_base64, image_url, media_type, notes, ...)

Prices one item from a photo or a name. Returns what it is worth as a range, the new and used asking prices, resale, and a confidence.

入力スキーマ

{
  "type": "object",
  "properties": {
    "condition": {
      "default": "",
      "description": "Condition the user already stated.",
      "maxLength": 80,
      "type": "string"
    },
    "image_base64": {
      "default": "",
      "description": "Base64 photo bytes, without a data: prefix. Empty if there is no inline photo.",
      "maxLength": 6000000,
      "type": "string"
    },
    "image_url": {
      "default": "",
      "description": "https URL of a photo of the item. Empty if there is no URL.",
      "maxLength": 2000,
      "type": "string"
    },
    "media_type": {
      "default": "",
      "description": "Photo type when a photo is sent.",
      "enum": [
        "",
        "image/jpeg",
        "image/png",
        "image/webp",
        "image/gif"
      ],
      "type": "string"
    },
    "notes": {
      "default": "",
      "description": "Any other fact the user added.",
      "maxLength": 300,
      "type": "string"
    },
    "title": {
      "default": "",
      "description": "Item name, as the user said it. Empty when the photo is the only input.",
      "maxLength": 200,
      "type": "string"
    }
  },
  "required": [],
  "additionalProperties": false
}

出力スキーマ

{
  "type": "object",
  "properties": {
    "best": {
      "type": "string"
    },
    "comps": {
      "type": "number"
    },
    "confidence": {
      "type": "number"
    },
    "confidence_label": {
      "type": "string"
    },
    "currency": {
      "type": "string"
    },
    "estimate_high": {
      "type": "number"
    },
    "estimate_low": {
      "type": "number"
    },
    "from_past": {
      "type": "boolean"
    },
    "headline": {
      "type": "string"
    },
    "links": {
      "type": "array"
    },
    "name": {
      "type": "string"
    },
    "new_from": {
      "type": "number"
    },
    "new_label": {
      "type": "string"
    },
    "outcome": {
      "type": "string"
    },
    "priced": {
      "type": "boolean"
    },
    "resale_high": {
      "type": "number"
    },
    "resale_label": {
      "type": "string"
    },
    "resale_low": {
      "type": "number"
    },
    "retailers": {
      "type": "array"
    },
    "used_from": {
      "type": "number"
    },
    "used_label": {
      "type": "string"
    },
    "view": {
      "enum": [
        "price",
        "compare",
        "places"
      ],
      "type": "string"
    }
  },
  "required": [
    "view",
    "name",
    "headline",
    "outcome",
    "best",
    "priced",
    "currency",
    "estimate_low",
    "estimate_high",
    "confidence",
    "new_from",
    "used_from",
    "resale_low",
    "resale_high",
    "new_label",
    "used_label",
    "resale_label",
    "links"
  ],
  "additionalProperties": false
}
🟢compare_prices(category, condition, estimate_high, estimate_low, grade, ...)

New, used, and resale prices for one named item. estimate_low and estimate_high carry a range already priced, or -1 when the title still needs a price.

入力スキーマ

{
  "type": "object",
  "properties": {
    "category": {
      "default": "",
      "description": "Category hint.",
      "maxLength": 40,
      "type": "string"
    },
    "condition": {
      "default": "",
      "description": "Condition the user stated.",
      "maxLength": 80,
      "type": "string"
    },
    "estimate_high": {
      "default": -1,
      "description": "High end from price_item. -1 if you do not have one.",
      "minimum": -1,
      "type": "number"
    },
    "estimate_low": {
      "default": -1,
      "description": "Low end from price_item. -1 if you do not have one.",
      "minimum": -1,
      "type": "number"
    },
    "grade": {
      "default": "",
      "description": "Card grade such as PSA 9.",
      "maxLength": 24,
      "type": "string"
    },
    "title": {
      "default": "",
      "description": "Item name to compare.",
      "maxLength": 200,
      "type": "string"
    }
  },
  "required": [
    "title"
  ],
  "additionalProperties": false
}

出力スキーマ

{
  "type": "object",
  "properties": {
    "best": {
      "type": "string"
    },
    "comps": {
      "type": "number"
    },
    "confidence": {
      "type": "number"
    },
    "confidence_label": {
      "type": "string"
    },
    "currency": {
      "type": "string"
    },
    "estimate_high": {
      "type": "number"
    },
    "estimate_low": {
      "type": "number"
    },
    "from_past": {
      "type": "boolean"
    },
    "headline": {
      "type": "string"
    },
    "links": {
      "type": "array"
    },
    "name": {
      "type": "string"
    },
    "new_from": {
      "type": "number"
    },
    "new_label": {
      "type": "string"
    },
    "outcome": {
      "type": "string"
    },
    "priced": {
      "type": "boolean"
    },
    "resale_high": {
      "type": "number"
    },
    "resale_label": {
      "type": "string"
    },
    "resale_low": {
      "type": "number"
    },
    "retailers": {
      "type": "array"
    },
    "used_from": {
      "type": "number"
    },
    "used_label": {
      "type": "string"
    },
    "view": {
      "enum": [
        "price",
        "compare",
        "places"
      ],
      "type": "string"
    }
  },
  "required": [
    "view",
    "name",
    "headline",
    "outcome",
    "best",
    "priced",
    "currency",
    "estimate_low",
    "estimate_high",
    "confidence",
    "new_from",
    "used_from",
    "resale_low",
    "resale_high",
    "new_label",
    "used_label",
    "resale_label",
    "links"
  ],
  "additionalProperties": false
}
🟢where_to_buy_or_sell(category, intent, place, title)

Marketplace links to buy one named item new, buy it used, or sell it. Each link is a Worth tracking URL.

入力スキーマ

{
  "type": "object",
  "properties": {
    "category": {
      "default": "",
      "description": "Category hint.",
      "maxLength": 40,
      "type": "string"
    },
    "intent": {
      "default": "any",
      "description": "What the user wants to do.",
      "enum": [
        "buy_new",
        "buy_used",
        "sell",
        "any"
      ],
      "type": "string"
    },
    "place": {
      "default": "",
      "description": "Kind of shop nearby, such as card shop.",
      "maxLength": 40,
      "type": "string"
    },
    "title": {
      "default": "",
      "description": "Item name.",
      "maxLength": 200,
      "type": "string"
    }
  },
  "required": [
    "title"
  ],
  "additionalProperties": false
}

出力スキーマ

{
  "type": "object",
  "properties": {
    "best": {
      "type": "string"
    },
    "comps": {
      "type": "number"
    },
    "confidence": {
      "type": "number"
    },
    "confidence_label": {
      "type": "string"
    },
    "currency": {
      "type": "string"
    },
    "estimate_high": {
      "type": "number"
    },
    "estimate_low": {
      "type": "number"
    },
    "from_past": {
      "type": "boolean"
    },
    "headline": {
      "type": "string"
    },
    "links": {
      "type": "array"
    },
    "name": {
      "type": "string"
    },
    "new_from": {
      "type": "number"
    },
    "new_label": {
      "type": "string"
    },
    "outcome": {
      "type": "string"
    },
    "priced": {
      "type": "boolean"
    },
    "resale_high": {
      "type": "number"
    },
    "resale_label": {
      "type": "string"
    },
    "resale_low": {
      "type": "number"
    },
    "retailers": {
      "type": "array"
    },
    "used_from": {
      "type": "number"
    },
    "used_label": {
      "type": "string"
    },
    "view": {
      "enum": [
        "price",
        "compare",
        "places"
      ],
      "type": "string"
    }
  },
  "required": [
    "view",
    "name",
    "headline",
    "outcome",
    "best",
    "priced",
    "currency",
    "estimate_low",
    "estimate_high",
    "confidence",
    "new_from",
    "used_from",
    "resale_low",
    "resale_high",
    "new_label",
    "used_label",
    "resale_label",
    "links"
  ],
  "additionalProperties": false
}

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