Servers you connect to by URL — nothing to install. All 10 198 of them have a network address, which means their uptime can actually be measured: 7 945 answered our last handshake and 2 769 require a key or an OAuth login. Checked every 15 minutes.
7 945 answering 2 769 need a key 92% on streamable-http 107 469 tools
NASA EONET MCP — Earth Observatory Natural Event Tracker
NCBI E-utilities — federated Entrez search/fetch (PubMed/Gene/Nucleotide/…)
NHTSA MCP — wraps the NHTSA vPIC (Vehicle Product Information Catalog) API (free, no auth)
NosDéputés.fr MCP — civic-tech mirror of the French Assemblée nationale
NPS MCP — US National Park Service (free key, generous limits)
New York DMV: record-level vehicle and EV registrations, offices, road tests, driving schools
OneDrive (Microsoft Graph) MCP Pack
Open-Meteo MCP — weather forecast + historical reanalysis + sister APIs
OpenAIRE MCP — EU research outputs (publications, datasets, software, projects)
OpenCitations COCI — open-license citation index by DOI
OpenReview MCP — ML conference submissions and reviews (API v2)
Openverse Creative-Commons image + audio search
ORCID public researcher records (works, employment, education)
PubMed MCP — wraps the NCBI E-utilities API (biomedical literature, free, no auth)
RCSB PDB MCP — experimentally determined macromolecular structures.
RFC Editor MCP.
Semrush MCP Pack — SEO analytics via the Semrush Analytics API.
SerpApi MCP — wraps SerpApi (serpapi.com) search engines
SpaceX MCP — wraps SpaceX API v4 (free, no auth)
Spotify MCP — Web API via client_credentials OAuth
AFL (Australian Football League) fixture, ladder, and crowd-sourced tips
Stripe MCP Pack — read-only access to Stripe data via API key.
Transport for London (TfL) Unified API MCP — keyless.
Traject Data ecommerce MCP — Amazon (Rainforest API) + Walmart (BlueCart API)
Treasury Fiscal MCP — US Treasury Fiscal Data API
UK ONS MCP — Office for National Statistics (no auth)
UniProt MCP — protein sequence + function database.
Wikidata SPARQL MCP — Wikidata Query Service
World Bank MCP — wraps the World Bank Data API v2 (free, no auth)
Agent-native search: SF travel + restaurants. Honest labels; partner-confirmed request relay.
52 paid x402 API endpoints for AI agents — crypto, data, DeFi, market intelligence.
Pay-per-call data & AI gateway: 153 x402 endpoints + AI chat/image/deep. USDC on Base.
Free self-serve Agent Passports for AI agents: signed, portable, offline-verifiable credentials.
Pay-per-call trading intelligence for AI agents: live market regime, trading signals, composite conv
A Model Context Protocol (MCP) server for Selise Blocks Cloud integration
Build, deploy, and operate hosted web apps on VibeKit (vibekit.bot) from any MCP client.
Agent registry with Nostr identity, reputation, escrow, observability, and Lightning payments.
Personal MCP server for humans who create. Proof of authorship, license control.
Airtable MCP Pack — wraps the Airtable REST API v0
Amplitude MCP Pack
Ashby MCP Pack — wraps the Ashby ATS API
BambooHR MCP Pack — wraps the BambooHR API v1
Bank of Canada Valet API MCP. Keyless. Dates are YYYY-MM-DD.
Banco Central do Brasil (Brazil's central bank) MCP.
Blockchair multi-chain block explorer (BTC, ETH, LTC, DOGE, XMR, +12 more)
Bank Negara Malaysia (BNM) Open API MCP. Keyless.
Box (enterprise cloud storage) MCP Pack
California Grants Portal MCP — open State of California grant funding opportunities (keyless).
California state contract awards & purchase orders: search, top vendors, agency spend — keyless
Calendly MCP Pack — wraps the Calendly API v2 for scheduling data.
Carbon MCP — UK Carbon Intensity API (free, no auth)
Statistics Netherlands (CBS / StatLine) OData MCP.
Census MCP — U.S. Census Bureau housing-relevant APIs.
CFPB MCP — Consumer Financial Protection Bureau complaint database (free, no auth)
Chargebee MCP Pack — wraps the Chargebee API v2
PC game deals across Steam/Epic/GOG/Humble via CheapShark. Keyless.
China A-shares MCP. Keyless.
ClickUp MCP — wraps the ClickUp REST API v2 (BYO API key)
Czech National Bank (Česká národní banka, ČNB) public API MCP. Keyless.
Wikimedia Commons file/image/audio/video search via MediaWiki Action API
Companies House MCP — UK statutory company registry (BYO key)
Confluence MCP — wraps the Confluence Cloud REST API v2 (OAuth)
Congress MCP — US Congress data via GovTrack API (free, no auth required)
Countries MCP — world country data from REST Countries API v3.1
Crates.io MCP — wraps the crates.io REST API v1 (free, no auth)
Crypto MCP — cryptocurrency prices and currency conversion
dane.gov.pl — Poland's national open data portal (Otwarte Dane).
DART — Korea's Data Analysis, Retrieval and Transfer System.
data.europa.eu — official EU open-data hub (~1.6M datasets)
data.gov.ie MCP — Ireland's national open-data portal (CKAN API).
data.gov.il MCP — Israel national open-data portal (CKAN API).
dati.gov.it MCP — Italy's national open-data portal (CKAN API).
DBnomics MCP — meta-aggregator over 80+ stats providers
Delaware DMV: registrations by fuel type, EV and charger rebates, crash statistics
DeepL translation: translate, usage, source/target languages. Free 500k chars/mo.
deno.land/x third-party Deno module registry
INEGI DENUE MCP — Mexico's directory of economic units (~6M businesses).
deps.dev — Google's package metadata + dependency graph API
Discogs MCP — music release / artist / label database
Domains MCP — domain registration lookup + availability search over live
Dropbox MCP Pack — wraps the Dropbox API v2
Statistics Denmark (Danmarks Statistik / Statbank) MCP.
DWDS German Digital Dictionary (snippet/lemma/concordance/kwic)
eBird MCP — Cornell Lab of Ornithology citizen-science bird observations
EIA MCP — US Energy Information Administration API v2
ENTSO-E Transparency Platform MCP
EPA ECHO MCP — wraps EPA ECHO Web Services (free, no auth)
EPA Emissions MCP — wraps EPA Envirofacts REST API (free, no auth)
EPO Open Patent Services MCP
ESPN MCP — keyless multi-sport live scores, teams, and news via ESPN's public site API.
Etherscan MCP — multichain block-explorer API (Etherscan V2)
Europe PubMed Central — biomedical literature search and full text
NASA Exoplanet Archive — ~5600 confirmed exoplanets + candidates
Federal Audit Clearinghouse (FAC) MCP — US single-audit data.
Facebook Ads MCP Pack
FDIC MCP — FDIC BankFind Suite API (free, no auth)
Figma MCP Pack
Flights MCP — wraps OpenSky Network API (free, no auth required)
Football-Data.org MCP — soccer competitions, matches, standings
Freshdesk MCP Pack — helpdesk ticket and contact management via Freshdesk API v2.
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.