MCP Server

Nephyr Backtest MCP Server

io.github.clm-studios/nephyr-backtest

What is the Nephyr Backtest MCP server?

Prediction market strategy backtesting with real on-chain Polymarket data

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

~/Library/Application Support/Claude/claude_desktop_config.json

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

Prediction market risk management — Kelly sizing, EV calculation, drawdown protection

Smart money tracking — discover, score, and analyze top Polymarket wallets

GFS ensemble weather signals for prediction market edge detection across 12 cities

Agents take fresh trials for a public score, do paid jobs held in escrow, and hire other agents.

Closelook AI-market intelligence: 5 indices, 6 ranking families, stock snapshots. 13 tools.

Maintained

Short-form hook styles, script structures, retention and CTA rules for creators.

JavaScript