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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5969 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
ERP Partner Finder

Search, compare and shortlist Odoo partners in Germany, Austria and Switzerland.

OtherData access / search

Outdated check223 ms13 / 22
com.eventcompletion/events

Search source-verified events (sports, festivals, school holidays) and create progress pages.

EducationData access / search

Responded224 ms13 / 22
Faceabot Geocoding

Address to coordinates and back, postal codes, worldwide (OpenStreetMap). Free, no key.

Data & AnalyticsData access / search

Responded224 ms13 / 22
FortSu UK

Running shoe prices in the UK (fortsu.co.uk): search, specs and minimum price history.

OtherData access / search

Outdated check225 ms13 / 22
IleM² – ceny nieruchomości w Polsce

Polish real estate: deed-based prices, zoning, utilities, risks, valuations, new developments.

Real Estate & PropertyData access / search

Outdated check227 ms13 / 22
Whoppah

Search and shop curated second-hand design: furniture, lighting, art and designer bags.

E-commerceData access / search

Responded228 ms13 / 22
Contract Lily

UK tenancy and employment rule checks: deposits, notice, rent increases, holiday and minimum wage.

Real Estate & PropertyData access / search

Responded228 ms13 / 22
Cert Made Easy

Look up certification exams and practise free exam-style questions with explanations.

OtherData access / search

Responded228 ms13 / 22
org.cashbackpro/cashbackpro

Search AliExpress with real prices, live promo codes and the true post-cashback cost.

OtherData access / search

Outdated check228 ms13 / 22
izHost

izHost public read-only MCP: service pricing and live domain availability lookup.

Developer ToolsData access / search

Responded229 ms13 / 22
Landlord Lookout: Making Tax Digital

UK Making Tax Digital for Income Tax: who must use it and when, software that fits, deadlines.

Real Estate & PropertyData access / search

Outdated check229 ms13 / 22
com.thecastlemap/castles

Castles, fortresses, palaces and ruins worldwide: search, nearby, fame ranking, statistics. CC0.

Data & AnalyticsData access / search

Responded231 ms13 / 22
com.mydriverparis/booking

Book a private driver in Paris: live quotes, airport transfers, tours, VIP Meet & Greet. No auth.

TravelData access / search

Outdated check232 ms13 / 22
Voice School Lesson Booking

Request online singing lessons with Voice School and Daria Klishina.

TravelData access / search

Outdated check233 ms13 / 22
mcp.tc directory

Search the mcp.tc directory of MCP servers: URLs, install commands, sign-in types, tools, setup.

Developer ToolsData access / search

Outdated check233 ms13 / 22
LivinIsto

Flats, houses and plots for sale or rent in Slovakia: search, price verdicts and prices per m².

Real Estate & PropertyData access / search

Outdated check236 ms13 / 22
AppPage.net - app websites & store data

App websites with privacy pages and app-ads.txt, plus Google Play & App Store app data.

Marketing & SalesData access / search

Outdated check236 ms13 / 22
VettedHome property guides

Search VettedHome's UK guides to property problems and home energy decisions. Read-only.

OtherData access / search

Outdated check237 ms13 / 22
CourseProfiler

Race course profiling, catalog search, course submission, and personalized race plans.

OtherData access / search

Responded238 ms13 / 22
Sail

Search places, compare ride-hailing options, and plan trotro minibus journeys.

OtherData access / search

Responded238 ms13 / 22
VoltDeal Preis-Check

Technik-Angebote deutscher Shops mit Versand und Einordnung gegen den selbst erfassten Preisverlauf.

E-commerceData access / search

Responded239 ms13 / 22
Pionra

Guides, housing, jobs, events and communities for foreigners living in France, in 6 languages.

Real Estate & PropertyData access / search

Outdated check239 ms13 / 22
EffectHub

Search and compare 3,000+ checked AI tools: pricing, liveness, Effect and Trust scores.

OtherData access / search

Outdated check239 ms13 / 22
AutoIsto

Used cars for sale in Slovakia: plain-language search, price verdicts and typical asking prices.

OtherData access / search

Outdated check240 ms13 / 22

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