MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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5043 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
com.expandingweb/nord-trail-store

Reference agent-ready storefront: search, look up and price a real Magento catalog.

E-commerceData access / search

Responded189 ms13 / 22
Open Medici Public Fellowship and Grant Search

Public fellowship and grant search with sourced details and live filter vocabularies.

OtherData access / search

Responded190 ms13 / 22
Traceproof

Search security findings and contribute versioned, evidence-backed reproduction reports.

OtherData access / search

Responded191 ms13 / 22
HolidayFox

Search independent UK holiday stays, check live availability and exact prices, then open checkout.

Finance & CryptoPayments & trading

Responded191 ms13 / 22
eSky holidays

Search eSky holiday packages (flight + hotel), destination ideas and regions, with a booking link.

TravelCode & DevOps

Responded192 ms13 / 22
OpenNash Jobs

Official job listings at Forbes Global 2000 companies: search, new and removed jobs, hiring trends.

ProductivityData access / search

Responded192 ms13 / 22
com.hypeibiza/offers

Sneaker prices and stock per size across European shops: search, offers, deals, size conversion.

Finance & CryptoData access / search

Responded194 ms13 / 22
Pocket Network Agentic Marketplace

Search and call pay-per-request data services, paying in USDC on Base with x402.

Finance & CryptoPayments & trading

Responded197 ms13 / 22
Arne Kellmann Consulting

Read consulting services and search public architecture consulting documents in English or German.

OtherFile & docs

Responded198 ms13 / 22
Ukraine Schools MCP

Ukrainian schools, community search and education budgets. Sources: EDBO, KATOTTG, Open Budget.

EducationCode & DevOps

Responded201 ms13 / 22
PodMule

Search, draft and manage your podcast workspace from your agent.

MediaData access / search

Outdated check201 ms13 / 22
YedaBase

Search and open investor records: family offices, VCs, funds of funds, permanent capital, RIAs.

OtherData access / search

Responded203 ms13 / 22
FundScout

Indian mutual fund search, latest AMFI NAVs, side-by-side comparison and SIP or lumpsum returns.

Developer ToolsCode & DevOps

Responded204 ms13 / 22
Chateaupedia

Search 10,500 French castles and read verified entries: hours, prices, accessibility.

OtherData access / search

Responded204 ms13 / 22
Claudeers MCP Server

Search the Claudeers registry of Claude tools, ranked by maintenance and community signals.

Developer ToolsData access / search

Responded205 ms13 / 22
com.lvlltd/skill-market

x402 skill catalog on lvlltd.com — search, quote, pay with Base USDC, unlock sealed packs.

Finance & CryptoPayments & trading

Responded205 ms13 / 22
com.desaira/desaira

Search adult porn video (NSFW, 18+): nude clips, creators, hashtags. Read-only, no API key.

MediaData access / search

Responded206 ms13 / 22
UX Jobs

Search 4,000+ live UX & product-design jobs from jobs.uxjobs.io. Read-only, no auth.

OtherData access / search

Responded207 ms13 / 22
Bookd

Search and request stays at independent hotels, B&Bs, guesthouses and vacation rentals, direct.

TravelData access / search

Responded208 ms13 / 22
Glyfiq Medical Icons

Hand-drawn medical and health icons for AI agents. Search by tag, get clean SVG.

HealthcareCode & DevOps

Responded213 ms13 / 22
AnyGett

AI-agent-first offers directory: search and publish listings via MCP.

Developer ToolsData access / search

Responded213 ms13 / 22
org.pinnacleblooms/ask

Non-diagnostic child-development knowledge by Pinnacle Blooms: search, milestones, ICF crosswalk.

OtherData access / search

Outdated check213 ms13 / 22
com.nuditok/nuditok

Search adult porn video (NSFW, 18+): nude clips, creators, hashtags. Read-only, no API key.

MediaData access / search

Responded216 ms13 / 22
CasaNest

Search public property listings in Portugal, compare homes and read INE housing statistics.

Data & AnalyticsData access / search

Responded218 ms13 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence