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com.bellwethermetrics/bellwether-mcp

Official registry Other

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

Source code

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

NPM package bellwether-mcp
Claude Code 
claude mcp add bellwether-mcp -e 'BELLWETHER_API_KEY=<your bellwether_api_key>' -- npx -y bellwether-mcp@0.1.0
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "bellwether-mcp": {
            "command": "npx",
            "args": [
                "-y",
                "bellwether-mcp@0.1.0"
            ],
            "env": {
                "BELLWETHER_API_KEY": "<your bellwether_api_key>"
            }
        }
    }
}

Environment variables

  • BELLWETHER_API_KEY secret Optional API key for authenticated access

Frequently asked questions

What is com.bellwethermetrics/bellwether-mcp?

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

How do I install com.bellwethermetrics/bellwether-mcp?

It runs on your machine. In Claude Code: claude mcp add bellwether-mcp -e 'BELLWETHER_API_KEY=<your bellwether_api_key>' -- npx -y bellwether-mcp@0.1.0. For other clients, paste the JSON configuration from this page into their MCP settings.

Does com.bellwethermetrics/bellwether-mcp need an API key?

Yes. It expects BELLWETHER_API_KEY, which you set in its configuration.

Is com.bellwethermetrics/bellwether-mcp open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains com.bellwethermetrics/bellwether-mcp?

It is published by elliotjames-paschal. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.