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Light Research MCP

code-hex/light-research-mcp

A lightweight MCP (Model Context Protocol) server for LLM orchestration that provides efficient web content search and extraction capabilities. This CLI tool enables LLMs to search DuckDuckGo and extract clean, LLM-friendly content from web pages.

View on GitHub

Install

Environment variables

USER_AGENTTIMEOUTMAX_RETRIESRATE_LIMIT_DELAYCACHE_ENABLEDMAX_RESULTS
Author
@code-hex
Category
Research & Data, Developer Tools
License
MIT
Updated
Oct 6, 2026

Features

  • MCP Server Support: Provides Model Context Protocol server for LLM integration

  • Free Operation: Uses DuckDuckGo HTML endpoint (no API costs)

  • GitHub Code Search: Search GitHub repositories for code examples and implementation patterns

  • Smart Content Extraction: Playwright + @mozilla/readability for clean content

  • LLM-Optimized Output: Sanitized Markdown (h1-h3, bold, italic, links only)

  • Rate Limited: Respects DuckDuckGo with 1 req/sec limit

  • Cross-Platform: Works on macOS, Linux, and WSL

  • Multiple Modes: CLI, MCP server, search, direct URL, and interactive modes

  • Type Safe: Full TypeScript implementation with strict typing

  • Modern Tooling: Built with tsup bundler and vitest testing

Tools (1)

  • open

    Open current page in external browser

Details on this page are taken from the project's README. Open README

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