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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5814 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
Akkilahdot travel search

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

TravelData access / search

Outdated check139 ms13 / 22
Nomado24 Remote Jobs

Search 13,000+ remote/hybrid jobs in Germany/EU, open a posting, get market stats. Free, no auth.

OtherData access / search

Outdated check139 ms13 / 22
Noon Barbari Backtesting

Crypto backtesting tools: real backtests with robustness verdicts, daily signals and market data.

Finance & CryptoData access / search

Outdated check140 ms13 / 22
Traffalyzer

SEO & UX audits for your websites: findings, Search Console data, growth plan and site scans.

Marketing & SalesData access / search

Outdated check141 ms13 / 22
BookHotels.direct

Is a hotel cheaper on its own website than on Booking.com? An honest, like-for-like check.

TravelData access / search

Outdated check142 ms13 / 22
AI-TENDER — open procurements of Belarus

Open public procurements of Belarus: search by words or customer UNP, source link for each.

OtherData access / search

Responded143 ms13 / 22
Her Vitals supplement index

Supplement categories for UK women by life stage, with EFSA-permitted roles. Not medical advice.

HealthcareData access / search

Outdated check143 ms13 / 22
BabyData pregnancy calculators

UK due date, ovulation, pregnancy weeks and maternity pay calculators. Not medical advice.

HealthcareData access / search

Outdated check143 ms13 / 22
Hedge Fund Alpha Research

Search public Hedge Fund Alpha metadata and find official membership and data product pages.

OtherData access / search

Responded144 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
Referral Flooring

Referral Flooring, Hamilton ON flooring installer: business facts, site search, quote requests.

OtherData access / search

Outdated check144 ms13 / 22
ATAbooking

Book hotels direct through your AI, for a 5% fee. Demo: sample hotels, no real bookings yet.

TravelData access / search

Responded145 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
MatchOffice

Search commercial real estate locations and create inquiries on MatchOffice.

Real Estate & PropertyData access / search

Outdated check146 ms13 / 22
Suomiatlas — Finnish area statistics

Finnish postal-area and municipality statistics; rank, compare, history, air quality, nearby places

Data & AnalyticsData access / search

Outdated check147 ms13 / 22
DC5 WHOIS

WHOIS, RDAP, DNS, IP / ASN / CIDR and Web3 name (ENS, Unstoppable, Handshake) lookups. No API key.

Developer ToolsData access / search

Outdated check148 ms13 / 22
Crela

Search the Crela software marketplace and publish, update and review your software from your agent.

Developer ToolsData access / search

Outdated check148 ms13 / 22
Rush SR Maintenance

Rush SR owner's manual: diagnose a symptom, find service intervals and repair procedures.

HealthcareData access / search

Responded149 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
MOT Check

UK vehicle lookup, MOT status and full MOT history from official DVSA data, by registration.

OtherData access / search

Outdated check152 ms13 / 22
Green Pharmacies

Pharmacy delivery in Sharm El Sheikh, Egypt: search medicines, prices, stock and make a cart link.

HealthcareData access / search

Responded153 ms13 / 22
Marketingburos

Search and compare 2,000+ Dutch marketing agencies by specialism, city and cases. Never pay-to-rank.

Marketing & SalesData access / search

Outdated check153 ms13 / 22
Draw Schedule: multifamily construction financing

Apartment construction loans: HUD vs bank vs fund rules, sizing, Census starts and build times.

GovernmentData access / search

Outdated check154 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

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