How do I install Nephyr Backtest?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is Nephyr Backtest official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

This listing scores 40 (Fair). The formula is published on the methodology page.

Nephyr Backtest MCP Server | MCPpedia

Name: Nephyr Backtest MCP Server
Author: clm-studios

Prediction market strategy backtesting with real on-chain Polymarket data

40Fair

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

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

83Excellent

Parse Korean documents (HWP, HWPX, PDF, XLSX, DOCX, PPTX) to Markdown; fill forms, diff, render.

Registrychrisryugj2.5K stars44.2K/wk

75Good

Google PageSpeed Insights and CrUX: six workflow tools for web performance.