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Leakguard

Verified Integration
Author: @doazvjettu•Category: ServerApplication
GitHub Repository
JSON-RPC 2.0
Protocol Standard
Sub-second
Execution Latency
Active
Operational Status
Tags:#Claude#Search#Database#API#Python#Git#AI#GitHub#Node.js

Client Configuration

— Connect Leakguard to Claude Desktop or Cursor in seconds
{
  "mcpServers": {
    "leakguard": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-leakguard"
      ],
      "env": {}
    }
  }
}
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).
Architecture & Capabilities

System Overview

Statically analyzes machine learning and trading code to flag lookahead bias and data leakage before backtests run.

Indexed Date

7/23/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Leakguard

Leakguard is a static analysis tool designed to automatically flag lookahead bias and data leakage in machine learning and trading Python code. Its primary goal is to identify these critical errors *before* backtests are run, preventing misleading results and catastrophic failures in live deployment.

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