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
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Outdated check468 ms13 / 22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Outdated check476 ms13 / 22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Outdated check485 ms13 / 22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Outdated check489 ms13 / 22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Outdated check522 ms13 / 22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Outdated check527 ms13 / 22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Outdated check529 ms13 / 22
OrangeRide Gatwick transfers

Quote and request pre-booked private hire transfers to and from Gatwick Airport, UK.

TravelData access / search

Outdated check543 ms13 / 22
HomeShared

Find an Airbnb listing cheaper elsewhere, search vacation rentals, quote, and hand off to checkout.

TravelPayments & trading

Outdated check547 ms13 / 22
10Life Insurance

Compare 10Life insurance. Single-trip travel is live. Stateless POST. GET returns 405.

TravelData access / search

Outdated check548 ms13 / 22
GuruHotel

GuruHotel product knowledge: direct booking platform for hotels, PMS compatibility and pricing.

TravelData access / search

Outdated check549 ms13 / 22
WillItPlug

Travel plug fit, outlet types, voltage and packing checklists. Free, read-only, no key.

TravelData access / search

Outdated check561 ms13 / 22
eSIMCompare: travel eSIM prices

Cheapest travel eSIM plans for a trip from every provider eSIMCompare tracks, plus a price index.

TravelData access / search

Outdated check570 ms13 / 22
Booking Bench

Find vacation rentals near a US city, check live availability and prices, and see local events.

TravelData access / search

Outdated check581 ms13 / 22
SimoraGo travel eSIM plans

Compare travel eSIM plans for 100+ countries: price, price per GB, daily data cap, hotspot rule.

TravelData access / search

Outdated check594 ms13 / 22
varioroam eSIM configurator

Build-your-own travel eSIM: live quotes by country, GB, days and networks, plus a buy link.

TravelData access / search

Outdated check599 ms13 / 22
Antalya Transfers

Quote and request private airport transfers in Antalya, Turkey. Operator confirms each request.

TravelData access / search

Outdated check609 ms13 / 22
variotrip route eSIM configurator

One travel eSIM for up to 8 countries: live quotes by route, GB, days and networks, plus a buy link.

TravelData access / search

Outdated check622 ms13 / 22
roamflat Flat configurator

Unlimited travel eSIMs at 5–50 Mbps: live quotes by country, speed and days, plus a buy link.

TravelData access / search

Outdated check636 ms13 / 22
Dreamfare

Travel tools for AI agents: plan and edit real trips, search stays and tours, import travel videos.

TravelData access / search

Outdated check639 ms13 / 22
Callstay Hotels

Live hotel rates worldwide: search stays, property detail, all-in room prices, human phone desk.

TravelData access / search

Outdated check645 ms13 / 22
AlgoTrips

Plan priced day-by-day trips: flights, hotels, activities and transfers. Book on algotrips.com.

TravelData access / search

Outdated check651 ms13 / 22
Airport Transfer Connect

Private airport transfers & chauffeurs in Europe (Paris, Bucharest): live fixed prices and booking.

TravelData access / search

Outdated check651 ms13 / 22
Onward Flights

Search real flights and buy an onward ticket (proof of onward travel), paid in USDC over MPP

TravelData access / search

Outdated check653 ms13 / 22

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