Los mejores servidores MCP para investigación (2026)

Estos son los 30 servidores MCP de código abierto más populares para investigación, ordenados por estrellas en GitHub. Cada uno enlaza a una página con los datos del repositorio, la configuración de instalación cuando está disponible y servidores relacionados.

Git (official) Official – Tools to read, search, and manipulate Git repositories.
gpt-researcher ★30100 – An autonomous agent that conducts deep research on any data using any LLM providers
Auto-claude-code-research-in-sleep ★17502 – ARIS ⚔️ (Auto-Research-In-Sleep) — Lightweight Markdown-only skills for autonomous ML research: cross-model review loops
hexstrike-ai ★12794 – HexStrike AI MCP Agents is an advanced MCP server that lets AI agents (Claude, GPT, Copilot, etc.) autonomously run 150+
apify-mcp-server ★11279 – The Apify MCP server enables your AI agents to extract data from social media, search engines, maps, e-commerce sites, o
firecrawl-mcp-server ★7607 – 🔥 Official Firecrawl MCP Server - Adds powerful web scraping and search to Cursor, Claude and any other LLM clients.
semble ★6209 – Fast and Accurate Code Search for Agents. Uses 99% fewer tokens than grep+read
draw.io MCP ★5642 – Official draw.io MCP server by JGraph: render draw.io XML or Mermaid diagrams inline in chat and search 10,000+ shapes.
open-seo-mcp-skills ★5546 – Free SEO MCP server + open-source SEO and GEO skills for Claude: keyword research, rank tracking, audits, backlinks, AI
wigolo ★5476 – The go-to web for your AI coding agent — local-first search, fetch, crawl & research over MCP. No API keys, no cloud, $0
zotero-mcp ★5398 – Zotero MCP: Connects your Zotero research library with Claude and other AI assistants via the Model Context Protocol to
code-graph-rag ★5258 – The ultimate RAG for your monorepo. Query, understand, and edit multi-language codebases with the power of AI and knowle
exa-mcp-server ★5131 – Exa MCP for web search and web crawling!
google-ads-meta-ads-mcp ★4902 – Google Ads MCP server + Meta Ads MCP (Facebook Ads MCP) + Google Analytics MCP (GA4) + Search Console in one hosted remo
deep-research ★4694 – Use any LLMs (Large Language Models) for Deep Research. Support SSE API and MCP server.
hyperresearch ★3856 – Convert Claude Code or Codex into the most intelligent Deep Research Agent. Collect, search, and synthesize web research
pipeshub-ai ★3833 – The open-source context layer for AI agents. PipesHub turns your company's knowledge (Slack, Drive, Jira, GitHub, Micros
google_workspace_mcp ★3339 – Control Gmail, Google Calendar, Docs, Sheets, Slides, Chat, Forms, Tasks, Search & Drive with AI - Comprehensive Google
arxiv-mcp-server ★3218 – A local MCP server for agent literature work. Original-LaTeX section reads, BibTeX from arXiv metadata, and topic watche
ddgs ★3018 – A metasearch library that aggregates results from diverse web search services
paper-search-mcp ★2830 – MCP, CLI, Skills for searching and downloading academic papers from multiple sources like arXiv, PubMed, bioRxiv, etc.
invisible_playwright_mcp ★2750 – Playwright MCP server undetected by anti-bots and captchas: AI agent browses the web on anti-detect stealth Firefox, Pyt
korean-law-mcp ★2710 – 법제처 국가법령정보를 LLM에서 바로 조회하는 MCP 서버. 법령·판례·조례 검색과 인용 검증 | MCP server for Korean law — search statutes, precedents, and ordi
x64dbg-mcp-server ★2506 – x64dbg-MCP Server is a native MCP (Model Context Protocol) plugin for x64dbg that exposes the debugger's full functional
Tavily MCP ★2431 – Official Tavily MCP server: real-time web search, extract, map and crawl. Remote server with OAuth or API-key authentica
paperbanana ★2401 – Open source implementation and extension of Google Research’s PaperBanana for automated academic figures, diagrams, and
12306-mcp ★2381 – This is a 12306 ticket search server based on the Model Context Protocol (MCP).
jshookmcp ★2045 – A search-first, profile-aware reverse-engineering workspace for AI agents — 735 tools across 36 domains in one MCP serve
mcp-memory-service ★2016 – Open-source persistent memory for AI agent pipelines (LangGraph, CrewAI, AutoGen) and Claude. REST API + knowledge graph
contextplus ★1983 – Semantic Intelligence for Large-Scale Engineering. Context+ is an MCP server designed for developers who demand 99% accu

Preguntas frecuentes

¿Qué es un servidor MCP para investigación?

Un servidor MCP (Model Context Protocol) conecta asistentes de IA como Claude, Cursor o GitHub Copilot en VS Code con herramientas y datos externos. Los servidores de esta página se centran en investigación.

¿Cómo se ordena esta lista?

Por estrellas en GitHub y actividad reciente, con datos públicos de los repositorios actualizados el 15 de octubre de 2026.

¿Cómo se instala uno?

La mayoría se añaden al archivo de configuración MCP de tu cliente como un comando npx, uvx o Docker. Nuestras guías para Claude Desktop, Cursor y VS Code lo explican paso a paso.

Guías relacionadas

Resumen semanal de MCP – servidores MCP nuevos y en tendencia en tu correo.