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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1470 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
io.tkllabs.bh.mcp-servers/navigation-toolkit

Precision aviation flight planning (VFR, METAR/TAF weather, WGS84 routing) and road trip logistics

TravelData access / search

Requires authNot measured3 / 22Not checked yet
red.atlas/red-atlas-api

Puerto Rico & Colombia real estate: listings, sales, parcels, permits, analytics, AVM reports.

Real Estate & PropertyData access / search

Requires authOutdated checkNot measured3 / 22
uk.co.propbar/research

UK property research tools - crime stats, schools, demographics, valuations for AI.

EducationKnowledge & memory

Requires authOutdated checkNot measured3 / 22
Airbnb Professional Host Leads

Airbnb professional hosts and property managers by city with business email, phone and company name

TravelCommunication & messaging

Requires authNot measured3 / 22Not checked yet
ArrivalGraph

Seoul building context for AI agents, delivery/logistics, maps and robotics.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
Athaus für Makler

Real estate brokerage in Germany: listings, enquiries, viewings, valuations, drafts, social posts.

Real Estate & PropertyData access / search

Requires authNot measured3 / 22
Borough NYC Real Estate API

Search NYC rentals and sales, property details, building data, and market analytics

Real Estate & PropertyData access / search

Requires authOutdated checkNot measured3 / 22
Brazil Real Estate Listings

Brazil property listings for sale/rent from 4 major portals, one schema, optional USD (PTAX) price.

Real Estate & PropertyCode & DevOps

Requires authNot measured3 / 22Not checked yet
Casafari Area Insights

Property price trends and market stats by area. Sign up free at platform.casafari.com.

OtherOther

Requires authNot measured3 / 22
Casii MCP

Export public leads from Instagram, TikTok, Facebook, X and Google Maps through your AI assistant.

Marketing & SalesData access / search

Requires authNot measured3 / 22Not checked yet
Celestium: Cosmic Compass

Real astrology for AI agents: cosmic weather, synastry, timing, astrocartography, and divination.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
Code Violation Property Leads

Properties cited for code violations in 7 US cities, scored as distressed leads with NYC owner

Marketing & SalesCode & DevOps

Requires authNot measured3 / 22Not checked yet
coret.id

Create, read, update, illustrate, export, and share live mind maps in coret.id.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured3 / 22
Cosmic's Camp Map

Can I camp here, and will I have signal? Land status, signal, weather and fires in Canada and the US

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
Cosmic's Coast Map

Tides, currents, marine forecasts and warnings for paddlers, anglers and small boats, 26 countries.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
Datafiniti

Search, count, and download Datafiniti business, people, product, and property data.

OtherData access / search

Requires authNot measured3 / 22Not checked yet
DeCyph

Real estate deal underwriting, rent rolls, T12s and portfolio data for your DeCyph team.

Real Estate & PropertyData access / search

Requires authOutdated checkNot measured3 / 22
DirtSignal

Florida property distress signals: code violations and recorded liens.

OtherOther

Requires authOutdated checkNot measured3 / 22
Engawa

Search and compare Japan property listings, estimate closing costs, and access Engawa concierge.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
England Planning Constraints Checker (official open data)

Planning constraints for English properties from official planning.data.gov.uk data, via Apify.

GovernmentCode & DevOps

Requires authNot measured3 / 22Not checked yet
Epiphani

One connector for every Epiphani app you use: tasks, health, money, travel, documents and more.

TravelFile & docs

Requires authNot measured3 / 22
Execute adsb-flight-tracker-mcp

Premium agentic endpoint for adsb-flight-tracker-mcp.

TravelCode & DevOps

Requires authNot measured3 / 22Not checked yet
Execute ambient-occlusion-map-mcp

Premium agentic endpoint for ambient-occlusion-map-mcp.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet
Execute depth-map-estimator-mcp

Premium agentic endpoint for depth-map-estimator-mcp.

Developer ToolsCode & DevOps

Requires authNot measured3 / 22Not checked yet

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