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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629 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
My San Felipe Vacation

Live availability, prices and direct booking for vacation rentals in San Felipe, Baja California

TravelData access / search

Outdated check338 ms13 / 22
Cruisify

Search cruises sold to the UK market, with prices in pounds and links to every sailing.

TravelData access / search

Outdated check351 ms13 / 22
Flight Radar

Live flight radar: real-time position of any aircraft transmitting ADS-B right now. Search by regist

TravelCode & DevOps

Outdated check360 ms13 / 22
FlyScout flight deals

Read-only cheap return flight deals from Luxembourg and 6 nearby airports, rescanned daily.

TravelData access / search

Outdated check360 ms13 / 22
Ploshadkin — event venues in Russia

Event venues in Russia: restaurants, lofts, hotel halls, country clubs. Capacity, prices, requests.

TravelData access / search

Outdated check381 ms13 / 22
haalaan travel eSIMs

Travel eSIM plans from haalaan; returns only destinations currently available.

TravelData access / search

Outdated check393 ms13 / 22
com.stopful/road-trip-planner

Plot an AI-planned road trip onto an editable Stopful map — drive times, hotels & EV chargers.

TravelData access / search

Outdated check400 ms13 / 22
Family Trip Budget

Family trip cost estimates with a sourced, dated range for every line, from Endless Travel Plans.

TravelData access / search

Outdated check402 ms13 / 22
Doorfarer

Door-to-door trips: every airport within reach of your home, with the train or bus there.

TravelData access / search

Outdated check411 ms13 / 22
TrimCarbon

CO₂ estimates for general-aviation flying: by aircraft and hours, by fleet, or by fuel.

TravelData access / search

Outdated check415 ms13 / 22
Pixie Vacations Travel Booking

Book Sandals, Beaches, and cruises through Pixie Vacations with co-branded booking URLs.

TravelCode & DevOps

Responded428 ms13 / 22
Piratefly Flight Price Judge

Is this flight price good right now? Verdicts from 90 days of observed fares on 500+ routes.

TravelData access / search

Outdated check432 ms13 / 22
ro.tria/lodging-intelligence

Romanian lodging character intelligence: calm, nature, culture, stays, itinerary maps. Read-only.

TravelData access / search

Outdated check443 ms13 / 22
Acosta Curated Travel

Search Acosta Curated Travel articles, browse upcoming group trips, and reach Ivone Acosta.

TravelData access / search

Outdated check447 ms13 / 22
Travel Protection Insurance

Quote US travel insurance and get a link to buy it on travelprotection.insure.

TravelData access / search

Outdated check452 ms13 / 22
AegeanBot Direct Stays

Search verified Greek vacation rentals with live availability, prices, policies, and booking links.

TravelData access / search

Outdated check465 ms13 / 22
io.github.holiday-forever/holidayforever

Searchable directory of Airbnb listings — discover properties and retrieve direct Airbnb links.

TravelCode & DevOps

Outdated check466 ms13 / 22
Headed In: Florida trips, water and weather

Live Florida trip info: boat ramps, NOAA forecasts, red tide, beach flags, bridges, launches, picks.

TravelData access / search

Outdated check468 ms13 / 22
Leave Hacker

Which days of annual leave to book around bank holidays for the most days off, and cheap flights.

TravelData access / search

Outdated check476 ms13 / 22
EscapeStays by Luxury Lodging

Book vacation rentals direct: search homes, check live availability, get a real total.

TravelData access / search

Outdated check485 ms13 / 22
VistaLink Hotels

Search 650,000 hotels, get each hotel's direct price with full offer lists, match rooms, book.

TravelData access / search

Outdated check489 ms13 / 22
Déstaire

A curated guide to exceptional hotels and private stays, with editorial content and city guides.

TravelData access / search

Outdated check522 ms13 / 22
Pilot Hotel Search

Search hotels worldwide, compare total-stay prices and cancellation terms, then book on Pilot.

TravelData access / search

Outdated check527 ms13 / 22
Threshold

Search and book verified independent vacation rentals directly from hosts, with no guest fees.

TravelData access / search

Outdated check529 ms13 / 22

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