How do I install Bellwether?

Copy the stdio config for Cursor, Claude Desktop, Claude Code, or VS Code on this page. It uses the publisher's install, not a PlugMCP proxy.

Does Bellwether need an API key?

The publisher lists these environment variables: BELLWETHER_API_KEY.

What transport does Bellwether use?

Bellwether runs locally over stdio.

Bellwether

by com.bellwethermetrics

Live prediction market data from Polymarket and Kalshi with VWAP pricing and reportability.

接入你的智能体

添加此服务器

The publisher's own command. Not a PlugMCP endpoint.

Local command

npx -y [email protected]

Credentials from the publisher

BELLWETHER_API_KEY — Optional API key for authenticated access

Provider

Claude Code

BELLWETHER_API_KEY=<secret> claude mcp add com.bellwethermetrics-bellwether-mcp -- npx -y [email protected]

Run in a terminal.

Claude Desktop

{
  "mcpServers": {
    "com.bellwethermetrics-bellwether-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "BELLWETHER_API_KEY": "<secret>"
      }
    }
  }
}

claude_desktop_config.json

Step-by-step: add this in Claude

Remote URL or a command on your machine? How the two installs differ

在 PlugMCP 上运行

用我们的密钥与日志托管一份副本。

这是你新建的服务器，不是此条目的官方端点。若要用发布方的 URL 与凭证，请使用上方安装面板。

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Questions

How do I install Bellwether?: Copy the stdio config for Cursor, Claude Desktop, Claude Code, or VS Code on this page. It uses the publisher's install, not a PlugMCP proxy.
Does Bellwether need an API key?: The publisher lists these environment variables: BELLWETHER_API_KEY.
What transport does Bellwether use?: Bellwether runs locally over stdio.
When was Bellwether last checked?: Last checked 2026-10-16. Live prediction market data from Polymarket and Kalshi with VWAP pricing and reportability.

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