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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5788 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
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Outdated check144 ms13 / 22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Outdated check144 ms13 / 22
DealerMax

Italian cross-dealer MCP: cars, NLT rentals with quotations, dealer directory, automotive KB.

Developer ToolsData 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Outdated check144 ms13 / 22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Outdated check146 ms13 / 22
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Outdated check146 ms13 / 22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Outdated check147 ms13 / 22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Outdated check148 ms13 / 22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Outdated check148 ms13 / 22
topo^alpin

Avalanche bulletins, mountain weather, stations, huts, ski and snowshoe tours in the Alps.

Data & AnalyticsData access / search

Outdated check148 ms13 / 22
Virtuous MCP by usefulapi

Search donors and contacts, giving history, notes and projects, and log notes, tags and gifts.

ProductivityData access / search

Outdated check148 ms13 / 22
fixfind.at – local offers in Austria

Products and services from Austrian businesses and shops: search by keyword, location and price.

E-commerceData access / search

Outdated check149 ms13 / 22
Octadesk MCP by usefulapi

Search tickets, read conversations and people; create and update tickets and people in Octadesk.

Developer ToolsData access / search

Outdated check150 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
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
toothache.fyi

London dental prices from practices' own sites, next to NHS charges and NHS places. Dated, sourced.

HealthcareData access / search

Outdated check155 ms13 / 22
JobCrawls

Search jobs in Finland and calculate net salary. Read-only, no login. English, Finnish, Swedish.

OtherData access / search

Outdated check155 ms13 / 22
Game Day Weather

NFL game-window weather calls: FLAG, WATCH, CLEAR, or DOME.

Data & AnalyticsData access / search

Outdated check157 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
OKC SEO Site Audit

Free check of one site for orphan pages, broken internal links and sitemap problems.

Marketing & SalesData access / search

Outdated check159 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

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