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Bellwether

Live Kalshi + Polymarket prediction-market data and cross-venue arbitrage spreads, one schema.

我該用這個嗎

品質與安全性

B
說明品質
87%
結構描述完整度
70%
命名品質
93%
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

~322Token（工具定義）
~946 B典型回應大小
極小的注意力影響（128k 上下文的 0.25%）

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": {
    "prediction-markets": {
      "url": "https://api.bellwether.markets/mcp"
    }
  }
}

遠端端點

https://api.bellwether.markets/mcpstreamable-http

它能做什麼

工具清單

工具（3）

🟢 唯讀🟡 寫入🔴 刪除⚪ 未知
🟢list_markets(limit, venue)

List open prediction markets across Kalshi and Polymarket (normalized).

輸入結構描述

{
  "type": "object",
  "properties": {
    "limit": {
      "default": 50,
      "title": "Limit",
      "type": "integer"
    },
    "venue": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "title": "Venue"
    }
  },
  "title": "list_marketsArguments"
}

輸出結構描述

{
  "type": "object",
  "properties": {
    "result": {
      "items": {
        "additionalProperties": true,
        "type": "object"
      },
      "title": "Result",
      "type": "array"
    }
  },
  "required": [
    "result"
  ],
  "title": "list_marketsOutput"
}
🟢get_market(venue, market_id)

Get one normalized market. venue is 'kalshi' or 'polymarket'.

輸入結構描述

{
  "type": "object",
  "properties": {
    "venue": {
      "title": "Venue",
      "type": "string"
    },
    "market_id": {
      "title": "Market Id",
      "type": "string"
    }
  },
  "required": [
    "venue",
    "market_id"
  ],
  "title": "get_marketArguments"
}
🟢matching_markets(limit, threshold)

Find the same real-world event on both venues, with the YES price spread.

輸入結構描述

{
  "type": "object",
  "properties": {
    "limit": {
      "default": 100,
      "title": "Limit",
      "type": "integer"
    },
    "threshold": {
      "default": 0.55,
      "title": "Threshold",
      "type": "number"
    }
  },
  "title": "matching_marketsArguments"
}

輸出結構描述

{
  "type": "object",
  "properties": {
    "result": {
      "items": {
        "additionalProperties": true,
        "type": "object"
      },
      "title": "Result",
      "type": "array"
    }
  },
  "required": [
    "result"
  ],
  "title": "matching_marketsOutput"
}

建議的提示詞

retrieve_data
Get details about [item] from Bellwether
預期的工具： get_market
fetch_info
Fetch [information type] using Bellwether
預期的工具： get_market
list_items
List all [items] available in Bellwether
預期的工具： list_markets
browse_collection
Show me the [collection] from Bellwether
預期的工具： list_markets
explore_workflow
List available [items], then get details for each one using Bellwether
預期的工具： list_marketsget_market

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近期觀測

已驗證未記錄版本3 個工具
已驗證未記錄版本3 個工具