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Directory

42,182 servers in the snapshot (13,954 alive, 9,018 need login, 3,095 dead, 16,115 stdio). 17,000 have a report page, 40 to a page, healthiest first.

#1
Context7

Up-to-date code docs for any prompt

Alive
score
95
#2
exa

Connect AI agents to Exa for web search, content fetching, and multi-step research.

Alive
score
95
#4
SerpApi

Official SerpApi MCP server for Google, Bing, and other search engines.

Alive
score
94
#5
pg-aiguide

Comprehensive PostgreSQL documentation and best practices, including ecosystem tools

Alive
score
92
#6
three.ws for Grok

Free text/image to 3D for Grok Bot, plus your three.ws agents once signed in. Never spends.

Alive
score
90
#7
Firecrawl MCP Server

MCP server for Firecrawl — web search, scraping, and biomedical/arXiv paper search.

Alive
score
89
#8
Solana MCP by Vybe

Solana MCP developer toolkit: wallets, trades, markets, PnL, transfers, onchain, swaps & API tools.

Alive
score
89
#9
Korean Law MCP

Korean law: statutes, precedents, ordinances, treaties and citation verification (법제처 API).

Alive
score
88
#10
three.ws 3D Studio (free)

Free text/image → 3D: generate, rig, avatar-ify, and refine GLB models. No auth, no payment.

Alive
score
87
#11
three.ws pump.fun MCP

Free pump.fun and Solana token discovery and on-chain analysis tools, by three.ws.

Alive
score
87
#12
1-800Deals Directory

Search a national directory of 1-800 / toll-free / vanity-number businesses and services.

Alive
score
83
#13
4grand

Free fantasy pools for the four tennis Grand Slams. What play for love means, and who is winning.

Alive
score
83
#14
53ON

Directory and marketplace of local businesses and independent professionals near you.

Alive
score
83
#15
a11y-scorer

Cloudflare Workers MCP server: a11y-scorer

Alive
score
83
#17
ACLM Lab Interpreter

Interpret lab values against ACLM-optimized ranges. Returns deprescription signals.

Alive
score
83
#18
adsbiq

Read-only access to live ADSBiq aircraft and network state, with community contribution metadata.

Alive
score
83
#19
AfterImage

Shared copies of public web pages for AI agents. Search stored pages or fetch a URL.

Alive
score
83
#20
Agent Access Check

Check if a website will block your AI agent and find its llms.txt, MCP or OpenAPI door.

Alive
score
83
#21
Agent Account Index

Can an AI agent hold an account at a service? Verdict, owner of record, quoted terms clause.

Alive
score
83
#22
Agent Card Health Check

Free no-storage MCP that checks A2A Agent Card connection readiness for authorized targets.

Alive
score
83
#23
Agent Commerce Guard

Policy review and purchase discovery for AI-agent commerce actions.

Alive
score
83
#24
Agent Contract Proof

Verify an agent's advertised route, price, payment details, and schemas against its live endpoint.

Alive
score
83
#25
Agent Distribution

Free distribution preflight: channel candidates and permissions. No paid orders or publishing.

Alive
score
83
#26
Agent Net Answers

Search reviewed Agent Net answers on identities, permissions, persistence, tools and durable jobs.

Alive
score
83
#27
Agent Nil — Act 0

Talk to Agent Nil before the Chain opens. Daily challenges. No wallets, no tokens, only the game.

Alive
score
83
#28
Agent Reality Layer

Buy timestamped web, company, commerce, social, document and decision data via x402.

Alive
score
83
#31
Agent Revenue Auditor

Free preflight and exact-price discovery for paid website and AI-agent audits.

Alive
score
83
#32
Agent Surface

Search and read the Agent Surface guide to making websites, apps, APIs and CLIs work with AI agents.

Alive
score
83
#33
agent-layer

Fixed-fee software consultancy. Ask about scope, terms, and live capacity.

Alive
score
83
#34
agent-lint

Checks CLAUDE.md, AGENTS.md or a system prompt for 12 safeguards unattended agents need.

Alive
score
83
#36
agent-memory

Cloudflare Workers MCP server: agent-memory

Alive
score
83
#37
agent-rails-index

Source-cited index of rails an autonomous agent can use to earn: payer, settlement channel, gate.

Alive
score
83
#38
agent-sec

Zero-install security baseline for AI coding agents — OWASP/CWE-cited rules over MCP.

Alive
score
83
#40
AgentAtlas

Sourced setup answers for coding agents, MCP servers, plugins, evals and pricing.

Alive
score
83