Bellwether for Cursor

markets.bellwether/prediction-markets

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

client:Cursor transport:streamable-http tools:3

Install Bellwether in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

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

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs