Nephyr Backtest for Claude Desktop

io.github.clm-studios/nephyr-backtest

Prediction market strategy backtesting with real on-chain Polymarket data

client:Claude Desktop transport:stdio runtime:pypi

Install Nephyr Backtest in Claude Desktop

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

{
  "mcpServers": {
    "nephyr-backtest": {
      "command": "uvx",
      "args": [
        "nephyr-backtest"
      ]
    }
  }
}

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