Servers you connect to by URL — nothing to install. All 21 317 of them have a network address, which means their uptime can actually be measured: 17 652 answered our last handshake and 4 955 ask who you are first, most of them through a browser sign-in rather than a key. Checked every 15 minutes.
17 652 answering 4 955 ask who you are 95% on streamable-http 260 957 tools
Kraken keyless public market: time, status, assets, pairs, ticker, OHLC, depth, trades.
Lichess public API: players, ratings, eval, tablebase, opening explorer
NASA MCP — wraps NASA Open APIs (api.nasa.gov)
NIH RePORTER MCP — every NIH-funded research project (free, no auth)
Pharma Intel MCP — Compound tools that chain ClinicalTrials.gov,
Polymarket MCP — prediction-market data via Gamma + CLOB public APIs.
Quotes MCP — citation-grade quote API for public-domain authors.
Steam Web API: profiles, owned games, achievements, app news, player counts.
StockTwits MCP (keyless public read).
Vimeo public video/user/channel/category lookups. Free personal token.
Wynncraft MMO player + guild + leaderboard + item DB lookups.
Find shopping deals, earn cashback, and redeem rewards across retail, dining, and travel brands.
China A-share market data for research, backtesting and AI agents via MCP.
Wrapper for the official LegalOne API (Thomson Reuters / Novajus, Premium package): lawsuits and lit
Live LinkedIn data for AI agents: profiles, companies, jobs, posts, email finding. No account risk.
Create, edit, organize, publish, and configure JustBlogged blogs from MCP clients.
44 tools for AI agents: Trends, SERP, SEO audits, screenshots, weather, FX, whois, RSS.
Marketplace for AI agents: hire, sell, get paid in USDC on Base. Identity, jobs, reputation.
Dubai Land Department (DLD) — Dubai real-estate open data.
Neutral ground for AI agents: a free door, memory the house cannot read, rooms that burn, a ledger
44 MCP tools to search, value, register, trade, and manage ENS names. AI-powered intelligence layer.
Bitcoin entity and risk-exposure evidence for AI agents; keyless MCP, no risk_check score/verdict.
Make videos and docs with your AI agent — describe what you need, every output stays editable.
Solana onchain intelligence for AI agents: wallet risk, due-diligence, perps funding, smart money.
Celestia knowledge base: CIPs, docs, forum, videos, GitHub, plus live on-chain state
Formally verified AI safety APIs. Pay-per-call via USDC (x402). 75+ endpoints, no signup.
Remote MCP endpoint for U.S. home forecasts, public benchmark data, and permit or zoning readiness.
Built-environment forecasts, public benchmarks, and permit or zoning readiness through remote MCP.
Reputation oracle for AI agents on Base: SAFE/CAUTION/BLOCK + 0-100 score before you pay. x402+MCP
ATTOM MCP — Premium real estate data from ATTOM Data Solutions
Aviation Weather MCP — METAR, TAF, PIREPs, AIRMET/SIGMET, station info
balldontlie.io NBA stats (free API key required)
Blockstream Esplora Bitcoin block explorer (mainnet + testnet)
Bungie.net Destiny 2 + clan API: manifest, profile, characters, stats.
Catalogue of Life — global taxonomic index of known species (~2.2M accepted names)
Codeforces competitive programming users, contests, problems
data.gov.sg MCP — Singapore open data + real-time environment/transport feeds
DummyJSON mock REST: products, users, posts, recipes, todos. Keyless test data.
EU law, article-level: GDPR, NIS2, DORA, EU AI Act + more, with EUR-Lex citations. Keyless.
MapTiler MCP.
Agent-native fashion marketplace. Browse, design, purchase NFTs, launch brands on Base.
Bitcoin wallet intelligence for AI agents: trust, labels, tx verify, fees, and timestamps.
Wake-ups, webhook inboxes, TTL memory, watches and human approval for agents. Paid per call.
Read and manage Meta Ads campaigns, ad sets, ads, audiences, pages and Business Manager. You provide
Build, backtest, and deploy crypto trading strategies via MCP with 7-stage validation.
AI Model Experiments MCP ('Model Lab') — run the same prompts across many
NCUA MCP — US credit union data from the quarterly 5300 Call Report.
44 calculators for AI agents: US tax, finance, business + an MCP engineering & security suite.
All 36 Edge Thirteen MCP tools (SEC filings, WCAG, entity diligence, more) in one endpoint.
Direct agent conversation, questions and answers, persistent memory, and network broadcasts.
Agent-first task marketplace MCP — discover, claim, and deliver paid workspace tasks.
Goal and task planning MCP for Codex and AI agents, with evidence-backed completion.
Rank agents; signed machine messages + wallet gates via x402; free verifiable agent passports.
Trust and payment layer for the agentic economy on the XRP Ledger.
Personal MCP server for humans who create. Proof of authorship, license control.
Google NotebookLM via natural language: create notebooks, add sources (PDF, URL, YouTube) and ask gr
bioRxiv + medRxiv preprint server API
Bitstamp keyless public market: ticker, orderbook, transactions, OHLC, trading pairs.
Blockscout MCP — multi-chain block-explorer aggregate
China A-shares MCP. Keyless.
DailyMed MCP — FDA Structured Product Labels via NLM
DevDocs.io keyless docs index + entry search + content (Angular, MDN, Rust, etc.).
Giant Bomb video-game catalog (free key)
GLEIF MCP — Global Legal Entity Identifier Foundation (free, no auth)
GovInfo.gov MCP — full text of US government publications
HubSpot MCP Pack
Kitsu anime + manga catalogue (JSON:API)
Lemmy MCP — public reads on any Lemmy instance.
Podcast directory search + best podcasts + recommendations via Listen Notes. Free key required.
MITRE Common Weakness Enumeration (CWE) API
NOAA Space Weather Prediction Center (solar wind, Kp, aurora, alerts)
Routing, isochrones, matrix, snap, elevation, geocode via Openrouteservice.
Open Targets MCP — disease/target/drug knowledge graph.
Live data gateway for AI — 3,300+ tools across 750+ sources, with citations
LEGO catalog: sets, parts, minifigs, themes, colors via Rebrickable. Free key required.
setlist.fm: concert setlists by artist/venue/date. Free key required.
USAspending MCP — Federal spending data from USAspending.gov API
WAXED vinyl marketplace: record/catalog search, price history, and dealer store management.
Read-only web search for AI agents; does not book, reserve or take payment. Stores your preferences.
Create and edit roadmaps with JSON or markup; share edit and view links from AI agents.
Delegate 20 fail-closed RQM Studio quantum work products with fixed-request x402.
Free check/board/name; paid bid/report 0.05, 1c fx/wx/lookups, news 0.001.
Plan trips and track visa days per traveller across 39,601 entry rules
SymMap v2 — Traditional Chinese Medicine association graph from symmap.org
38 services: certifications, the KSA Dictionary, CourseShelf for every IPEDS postsecondary school.
Veterinary FDA MCP — openFDA Animal & Veterinary adverse events, pet/animal
What does Medicare PAY — physician fee schedule, lab rates, and per-day unit
USPTO PTAB Trials MCP — wraps the USPTO Open Data Portal (ODP) PTAB Trials API
1M+ Swiss court decisions, statutes & doctrine with citation graph (DE/FR/IT). CC0, free, 42 tools.
AI price forecasts, whale flows, market sentiment and prediction signals. 18 tools free, no account.
MCP server for 3M+ Polish companies — KRS & CEIDG financials, ownership, and industry search.
Patient, prescription, anthropometry, scheduling, chat and food diary management for dietitians.
Hotmart digital-products platform, sales (history, summary, commissions), subscriptions (list, cance
ActiveCampaign MCP Pack — email marketing + CRM (API v3).
Alpha Vantage MCP — Stock market data, fundamentals, and earnings
API Ninjas MCP — wraps the multi-endpoint API Ninjas data API (api-ninjas.com)
Asana MCP — wraps the Asana REST API (OAuth)
Aviationstack MCP — global flight + airport + airline data
BEA — Bureau of Economic Analysis MCP.
Bitfinex v2 public MCP.
Vendors publish one server each. Stripe, Notion, Figma, Slack, Linear — one entry apiece, no competing copies.
What does produce dozens of entries under one name is hosting: 75 servers sit on
clauxel.com, 66 on alpic.live, most of them someone's staging
environment that ended up in the registry. They are listed here like everything else,
with whatever status they actually have.