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mcp/harbor
Claude Desktop

Kalshi Prediction Markets for Claude Desktop

io.github.cejor6/kalshi-mcp-server

MCP server for Kalshi prediction markets: native RSA-PSS auth, rate limiting, demo/prod safety.

client:Claude Desktop transport:stdio runtime:pypi

Install Kalshi Prediction Markets in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

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{
  "mcpServers": {
    "kalshi-mcp-server": {
      "command": "uvx",
      "args": [
        "kalshi-mcp-server"
      ],
      "env": {
        "KALSHI_API_KEY_ID": "<KALSHI_API_KEY_ID>",
        "KALSHI_PRIVATE_KEY_PATH": "<KALSHI_PRIVATE_KEY_PATH>",
        "KALSHI_PRIVATE_KEY_PEM": "<KALSHI_PRIVATE_KEY_PEM>",
        "KALSHI_ENV": "<KALSHI_ENV>",
        "KALSHI_ALLOW_PROD": "<KALSHI_ALLOW_PROD>",
        "KALSHI_TRADING_ENABLED": "<KALSHI_TRADING_ENABLED>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

Kalshi Prediction Markets in other clients

Kalshi Prediction Markets MCP server