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.

Connect your agent

638 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
HasData Airbnb

Airbnb stays by location and dates, and full listing details, as structured JSON.

TravelData access / search

Requires authNot measured5 / 22Not checked yet
HasData Booking.com

Booking.com stays by destination and dates, and full property details, as structured JSON.

TravelData access / search

Requires authNot measured5 / 22Not checked yet
HasData Google Flights

Google Flights itineraries with fares, legs, carbon emissions and price history, as JSON.

TravelData access / search

Requires authNot measured5 / 22Not checked yet
HasData Google Flights Deals

A plain-language trip description becomes dated flight deals with prices and booking links.

TravelData access / search

Requires authNot measured5 / 22Not checked yet
HasData Google Hotels

Google Hotels search: rates, ratings, amenities and what each booking site charges, as JSON.

TravelData access / search

Requires authNot measured5 / 22Not checked yet
Hotel & product prices: Booking.com, Google Hotels, Airbnb, Amazon, eBay

Hotel and product prices: Booking.com, Google Hotels, Expedia, Agoda, Airbnb, Amazon, Walmart, eBay.

TravelCode & DevOps

Requires authNot measured5 / 22Not checked yet
Hotel & Vacation Rental MCP - live prices & reviews across Booking, Airbnb, Vrbo & Google Hotels

Search hotels & rentals: live prices & reviews across Booking.com, Airbnb, Vrbo & Google Hotels.

TravelData access / search

Requires authOutdated checkNot measured5 / 22
Hotel Prices Data

Every booking site's price for chosen hotels and dates on Google Hotels.

TravelCode & DevOps

Requires authOutdated checkNot measured5 / 22
LetsFG — Flights & Hotels

Search and book flights and hotels: hundreds of airlines, plus bookable hotel rates.

TravelCode & DevOps

Requires authOutdated checkNot measured5 / 22
Munition

Web search, page reading, HTML to PDF, file upload and flight search for AI agents, paid in USDC.

TravelData access / search

Requires authOutdated checkNot measured5 / 22
NUM

Real places for your agent: search 2.5M+ travel places, list businesses, license place photos.

TravelData access / search

Requires authNot measured5 / 22Not checked yet
Omio MCP Server and API by Cotlet

Omio travel transport booking MCP server: search trips, find the cheapest day, start booking.

TravelData access / search

Requires authOutdated checkNot measured5 / 22
Otto Travel

Plan, book, and manage business travel.

TravelData access / search

Requires authOutdated checkNot measured5 / 22
Pinpoint Flights

Flight search with very deep filters, from your assistant. Fla. Seller of Travel Reg. No. ST150266

TravelData access / search

Requires authNot measured5 / 22Not checked yet
ReasonGraph Cloud memory

Graph memory for AI agents: entities, cause-effect links, cross-session recall, time travel.

TravelKnowledge & memory

Requires authNot measured5 / 22Not checked yet
Reviews + AI Insights: Steam, Agoda, Google Play

Steam game, Agoda/Booking.com hotel and Google Play app reviews with optional AI insight reports.

TravelCode & DevOps

Requires authNot measured5 / 22Not checked yet
ROVE Snow Forecast

Free 15-day snow forecasts and conditions for 667 ski resorts in North America and Japan.

TravelData access / search

Requires authNot measured5 / 22Not checked yet
ScraperCompany: hotel, rental and flight prices

Live hotel, Airbnb/Vrbo and flight prices for agents: 330-night hotel calendars, OTA rates, reviews.

TravelData access / search

Requires authNot measured5 / 22Not checked yet
Snow Leo Marketplaces & Prices

Priced listings from Amazon, Shopify stores, the App Store, Google Play, Airbnb and Redfin

TravelCode & DevOps

Requires authOutdated checkNot measured5 / 22
SocialCrawl

One API for social, commerce, travel, jobs, finance and web data, with exact credit pricing.

TravelCode & DevOps

Requires authNot measured5 / 22Not checked yet
TableJourney food travel

Food travel in 224 cities: verified places, festivals, tours. Agents earn 50% via partner tools.

TravelData access / search

Requires authNot measured5 / 22Not checked yet
Tolk2Go Interpreter Booking

Book and manage sworn and qualified interpreters (on-site, phone, video) for a Tolk2Go account.

TravelData access / search

Requires authNot measured5 / 22Not checked yet
Travel & Events Data

FlixBus and FlixTrain prices and seats, Google Hotels prices per booking site, Eventbrite events.

TravelCode & DevOps

Requires authOutdated checkNot measured5 / 22
Travel & Local Prices: Flights, Hotels, Gas

Google Flights fares and price calendar, Google Hotels rates by date, US/Canada gas station prices.

TravelCode & DevOps

Requires authNot measured5 / 22Not checked yet

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