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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1450 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
divux

Official data for AI assistants: medicines, recalls, cosmetics, money, travel, places, prices.

HealthcareData access / search

Outdated check132 ms13 / 22
CRE Events: Commercial Real Estate Conference Calendar

CRE conference calendar 2026-2027: search, compare, deadlines, role picks, calendar feeds.

Real Estate & PropertyData access / search

Outdated check132 ms13 / 22
shinnslist

Public-record parcel signals for off-market real estate. Free beta; only proven signals listed.

Real Estate & PropertyData access / search

Outdated check132 ms13 / 22
LIHTC Atlas: income limits, QCT/DDA and LIHTC properties

LIHTC data: HUD income and rent limits, 2027 QCT/DDA checks, LIHTC properties, credit math.

OtherOther

Outdated check134 ms13 / 22
Galapagos Trip Planner

Galapagos trip cost, island-hopping plans, ferry times, weather, wildlife and park fees.

Data & AnalyticsData access / search

Outdated check134 ms13 / 22
ZTL Judge

Zero-trust logic judge: ZFL claims, algebra derivation steps, sets defined by a property.

Developer ToolsCode & DevOps

Outdated check135 ms13 / 22
Evidence exekucí

Czech registers: executions (paid 60 CZK), insolvency, land registry, ID validity, sanctions.

Real Estate & PropertyData access / search

Outdated check135 ms13 / 22
Teppek

Agent-accessible map of global supply & demand: jobs, homes, cars & services your AI can act on

Developer ToolsCode & DevOps

Outdated check138 ms13 / 22
Akkilahdot travel search

Realtime package holiday and charter flight prices from Finland. Inventory not on Google Flights.

TravelData access / search

Outdated check139 ms13 / 22
AIS Gateway — the campus front desk for AIS MCP buildings

Front desk for the AIS MCP campus: lists our buildings (CVE, Flight Recorder), prices, how to pay

EducationKnowledge & memory

Responded143 ms13 / 22
Contract Clock: HUD Section 8 contract expirations

HUD Section 8 HAP contract expirations, below-FMR screen and property lookup by state.

LegalData access / search

Outdated check144 ms13 / 22
Faceabot Weather

Weather forecast for any city, UV index, sunrise and sunset, pollen and air quality. Free, no key.

Data & AnalyticsData access / search

Outdated check146 ms13 / 22
wemake.holiday

Hotels (2.8M directory + live prices), flights, tours, route ideas, travel guides – read-only.

TravelData access / search

Outdated check151 ms13 / 22
Year Fifteen: LIHTC Year 15 properties and exits

LIHTC properties reaching Year 15 by state and year, with dates and exit options.

OtherOther

Outdated check153 ms13 / 22
Commercial.Mortgage: programs, rates and loan sizer

Match deals to commercial mortgage programs; program rules, live rates, loan sizing, prepayment.

Real Estate & PropertyData access / search

Outdated check155 ms13 / 22
TieredTravel

Daily travel costs at budget, mid-range and luxury for 100 cities, plus self-guided walking routes

TravelData access / search

Outdated check158 ms13 / 22
Afbudsrejser travel search

Realtime package holiday and charter flight prices from Denmark. Inventory not on Google Flights.

TravelData access / search

Outdated check159 ms13 / 22
Restplass travel search

Realtime package holiday and charter flight prices from Norway. Inventory not on Google Flights.

TravelData access / search

Outdated check160 ms13 / 22
CRE For Sale: underwrite, finance and watch public property sales

Underwrite and finance a commercial property; government and FDIC property sales watch.

GovernmentData access / search

Outdated check163 ms13 / 22
Opa Haardhout

Find firewood sellers near any Dutch postcode and compare price bands per wood type. Free, no key.

Real Estate & PropertyData access / search

Outdated check167 ms13 / 22
HDPhotoHub MCP by usefulapi

Manage HDPhotoHub sites, clients, orders and media for real estate photography.

Real Estate & PropertyData access / search

Responded168 ms13 / 22
ImotAI — Bulgarian real estate

Bulgarian real-estate listings, district prices and monthly market reports from imotai.bg.

Real Estate & PropertyData access / search

Outdated check171 ms13 / 22
Parcellaire — cadastre, DVF & DPE

French real estate data: cadastre, DVF sales, DPE energy ratings, price estimates, parcel context

Real Estate & PropertyData access / search

Outdated check172 ms13 / 22
Aeralas Maps

Print-ready annotated aerial maps of US addresses for real estate and engineering, paid via x402.

Real Estate & PropertyPayments & trading

Responded187 ms13 / 22

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