Servers you connect to by URL — nothing to install. All 41 893 of them have a network address, which means their uptime can actually be measured: 34 634 answered our last handshake and 12 126 ask who you are first, most of them through a browser sign-in rather than a key. Checked every 15 minutes.
34 634 answering 12 126 ask who you are 97% on streamable-http 472 973 tools
First production Authority-MCP. W3C VC attested by Jassverband Schweiz.
Convert Markdown, HTML, and web pages to high-quality PDF with Prince.
Agent-first domain registration and DNS management, paid with USDC via x402.
Business-published entity records with confirmation dates: look up, page feeds, check claims.
Discover and query every business on ANOTS — search, ask, or find-and-ask over MCP.
Physician-reviewed medical opinions and prescriptions for AI agents.
Audio guides for 44,000+ places in 1,900+ cities, with narrated previews in ChatGPT and Claude.
Resale prices (INR) for 600+ used products in India, plus live Bids44 marketplace search.
Self-authenticating booking-request receipt anchored to the Knox chain; never represents a person.
Pay-per-call AI tools over x402: web research, summarization, structured extraction (USDC, Base).
Hosted pay-per-use TTS: 54 neural voices, 9 languages incl. Brazilian Portuguese. $10 free credits.
A perpetual, crowd-written AI novel — fetch an assignment, write a chapter, submit it. CC0.
Search 22 sources of expired domains with SEO metrics, 183,537 aged ccTLDs, and pending-delete.
Independent AI consulting — services, dispatches, cairns, and 40-year client history.
Free city-walk planner: day-by-day self-guided walking itineraries for 50+ cities. No sign-up.
Search the Claudeers registry of Claude tools, ranked by maintenance and community signals.
Search structured COMPAMIR news in Japanese and English, with links to source reports.
Vitamin D synthesis calculator: sun position, UV, IU/min, time to dose, sunburn risk, daily window.
Issue & verify signed (ed25519), hash-chained, timestamped provenance receipts for agent actions.
Verified biotech catalyst calendar (PDUFA/AdComm/trial readouts) anchored to official sources.
Leads of businesses that just legally need commercial insurance: new FMCSA authority + new entities.
Live restock index per collectible niche + will-it-restock predictor (WAIT vs BUY-RESALE).
Federal contractor M&A signals: rising contractors, growth momentum, award search.
Predict federal contract recompetes: expiring contracts, likely competitors, win odds.
Is it recalled or fake? Recall lookup vs live US gov feeds + transparent counterfeit risk signal.
Discover and call pay-per-request (x402) APIs, ranked by reliability, latency and price.
PC hardware decision engine for Brazil (pt-BR): compatibility, GPU recommendations, build analysis.
Free EU VAT (VIES) + pan-EU company data (10 registers), payable in EURC/USDC via x402.
Find public EventMatey events that organisers have approved for AI discovery.
Share an HTML page or PDF as a short public link. No account or API key, expires on its own.
Read-only discovery of Framekeep capabilities, security boundaries, and public resources.
AI governance MCP server for EU AI Act compliance and jurisdiction verification
7 day surf forecasts (wave, wind, period) for any coordinate or named surf spot.
Provides access to Google's public developer documentation.
AI-powered loan marketplace. Match users with 100+ lenders — any credit score or employment status.
Search 20,000+ corporate KPIs and 30,000+ source-attributed industry benchmarks with definitions
Find 27,000+ outdoor ping pong tables worldwide, with spot details and live playing conditions.
Search the Legends of Learning K-8 games catalog and standards alignment
Consensus rankings for 75,000+ products across 2,600+ niches.
Analyzes delegated AI payment authority and exposes supported Stripe/x402 evidence contracts.
Official Microsoft Learn MCP Server – real-time, trusted docs & code samples for AI and LLMs.
Open, read-only wig stock, restock ETAs and cross-brand color matching. No key; fair-use limits.
Grade any MLB, WNBA, PGA or ATP bet against thousands of play-by-play sims. No key, no signup.
Search and query nTop's knowledge base and engineering guides from AI applications.
Establishment counts, employment, and payroll by geography and NAICS code from Census CBP
Systematic medical reviews and evidence-based healthcare research
Current drought conditions and severity across the United States
Real-time earthquake events from the US Geological Survey
Nonprofit lookup and IRS 990 filing data: revenue, assets, and compensation via ProPublica
Historical climate data, temperatures, precipitation, and normals
Active weather alerts and warnings from the National Weather Service
VA facility locations, services, wait times, and satisfaction scores
Real-time water levels and flow rates from USGS stream gauges
Active wildfire incidents from the National Interagency Fire Center
Public fellowship and grant search with sourced details and live filter vocabularies.
Turn a US address or parcel number into an interactive 3D flyover listing in about a minute.
Brand-intelligence MCP: momentum scoring, signal evidence, and competitive context for agents.
Verified job search: every listing confirmed live and accepting applicants within the last 72h.
Political Comms documentation MCP server: search docs, query the docs filesystem. No auth.
One MCP endpoint over 69 public PPN APIs: search_apis to discover, execute_api to call. Free tier.
Catastro espanol en JSON limpio: inmuebles por referencia catastral, coordenadas o direccion.
Your company's brain for AI agents. Cited, permission-aware knowledge across every system.
Get matched with a top-rated, review-verified real estate agent in the US or Canada.
City geocoding and timezone resolution for birth data, for AI agents, one API key.
Elder Futhark rune meanings, scholarly articles & book reviews, plus the runescript builder.
Cloud-based web access with real browsers and JS rendering by ScrapingAnt
バイクを売りたい方へ。中古バイク・原付・スクーターの買取相場照会と無料出張査定の申込。対応=神奈川・東京・埼玉・千葉・茨城・群馬・山梨。Japan used motorcycle buyback.
People and property search for Claude and ChatGPT. Phones, emails, addresses, relatives, properties.
UK tolls & charges: DVLA vehicle checks (ULEZ/CAZ/MOT/tax), prices, penalties, pay-by deadlines.
Pre-owned sneaker shop catalog: search in-stock shoes by keyword/brand/price, get buy links.
Sonatype component intelligence: versions, security analysis, and Trust Score recommendations
Book window & gutter cleaning in Colorado and New Mexico: instant firm quote, real calendar slot
Search SORACOM documentation: service guides, FAQ, API references, IoT recipes, etc.
Where is it sunny? Monthly sunshine scores, temps, rain, UV and sea temp for 3,833 destinations.
OpenStreetMap local-business search, lead generation and email validation as agent tools.
Job-posting search (jobicy, HN Who is Hiring, arbeitnow) and US H-1B salary data as agent tools.
App Store and Google Play reviews, ratings, sentiment and developer replies as agent tools.
Airbnb, hotel and TripAdvisor search as agent tools.
Website crawling, Google search and Wikipedia lookup as agent tools.
Yahoo Finance stock quotes and multi-ticker comparison as agent tools.
YouTube transcripts, IMDb search and podcast search as agent tools.
Pay-per-call compliance lead scanners with free MCP discovery and x402 payments.
Free AI visibility scan for any B2B company: see how often AI engines recommend it, plus the fixes.
trivago's mcp server to find your ideal hotel and compare prices from multiple providers.
Search and explore residential properties that aren't for sale (yet)
Grounds LLMs in real Latin: Wiktionary lemmas, Morpheus inflections, citations.
Deterministic safety, correctness & cost gate that vets Postgres SQL before your AI agent runs it.
Evidence-first trust verdicts for AI-agent services — query one before you transact.
Integrates Wolfram Language and Wolfram|Alpha accessing curated data and sophisticated algorithms.
Flight search MCP server providing search, pagination, and itinerary details for AI assistants.
Live x402 endpoint trust/diligence check before you pay it. $0.02/call via x402.
Strom- und Gastarife sowie Produktinformationen für Energievergleiche, live per MCP-Tool.
KoSIT-verified German e-invoices: generate & validate ZUGFeRD, Factur-X, XRechnung, EN 16931.
Search 13,000+ remote/hybrid jobs in Germany/EU, open a posting, get market stats. Free, no auth.
Deutscher Preisvergleich für E-Bikes – Bestpreis-Suche (read-only).
Deutscher Preisvergleich für Grills – Bestpreis-Suche (read-only).
Deutscher Preisvergleich für Handys – Bestpreis-Suche (read-only).
Deutscher Preisvergleich für Spielekonsolen – Bestpreis-Suche (read-only).
Deutscher Preisvergleich für Laptops – Bestpreis-Suche (read-only).
Deutscher Preisvergleich für Pools – Bestpreis-Suche (read-only).
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.