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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5358 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
Awning

Find and book local services, classes and rentals; businesses set up and manage their pages.

OtherOther

Responded178 ms13 / 22
MCPFax Vehicle Diagnostics

A fault code, a VIN, or a recall — answered from public NHTSA and standards data.

OtherOther

Responded178 ms13 / 22
Auditoría web rápida

Checks if AI assistants can read and cite a website's home page, and its mobile speed (PageSpeed).

OtherOther

Responded179 ms13 / 22
Bota — car rental availability and bookings

Real availability, prices and bookings of car rental companies (rent-a-car), by conversation.

OtherOther

Responded179 ms13 / 22
javaBin archive — Norwegian Java community origins

Forensic archive of javaBin & JavaZone origins (1998-2007) as a signed KCP knowledge web.

OtherOther

Responded179 ms13 / 22
AI Compute Radar

Which open models fit your GPU or Mac, measured. Model momentum, GPU rental prices, weekly pick.

OtherOther

Responded180 ms13 / 22
I Ching Hexagrams (The Hexagrams)

Cast I Ching hexagrams with moving lines; classical + English judgments for all 64.

OtherOther

Responded180 ms13 / 22
Plate Artists

Recipes, plating guides and kitchen calculators (turkey, Thanksgiving timeline). Free, read-only.

OtherOther

Responded180 ms13 / 22
Calculator for Grading

Grades from questions wrong, final exam score needed, weighted grades, GPA, SAT/ACT/MCAT scores.

OtherOther

Responded180 ms13 / 22
Softician Notary Exam Prep

Fetch real California Notary Public exam practice questions and grade answers in-chat.

OtherOther

Outdated check180 ms13 / 22
NuActueel

Verse gegevens over Nederland: activiteiten, vacatures, verkeer, files, storingen en prijzen.

OtherOther

Outdated check180 ms13 / 22
SNF Register: nursing home owners, CMS ratings and HUD 232 loans

US nursing home owners, CMS ratings and matched HUD 232 loans, plus a 232 refinance sizer.

OtherOther

Outdated check180 ms13 / 22
CurrencyGuard Guard Pricing

FX protection for SMEs — price Guards, live spot/forward rates, settlement dates, and more.

OtherOther

Outdated check181 ms13 / 22
FotoRent rental tools

Camera rental in Diemen near Amsterdam: catalog, kit recommendations, compatibility and estimates.

OtherOther

Outdated check181 ms13 / 22
Coronet Arcade

Play 13 free daily logic and word puzzles, or get spoiler-free rules. No signup required.

OtherOther

Outdated check182 ms13 / 22
EV charging prices in Lithuania

Live public EV charging prices, stations, networks and costs in Lithuania (open data, CC BY 4.0).

OtherOther

Outdated check185 ms13 / 22
YallaDeals: UAE price comparison

UAE prices across Amazon.ae and noon: best price now, 90-day history, whether today's price is good.

OtherOther

Outdated check185 ms13 / 22
cmbs.loan: CMBS loan rates, lenders and servicing

CMBS rates, lenders, underwriting, maturity wall and loan sizing from SEC data; servicing rules.

OtherOther

Outdated check186 ms13 / 22
Current Date/Time Tool

Returns the actual current date/time in a given format and IANA timezone.

OtherOther

Responded187 ms13 / 22
brief bar_

Free bar for digital product briefs: your model judges, open rules and code score it.

OtherOther

Outdated check187 ms13 / 22
vareen.net (Vaia)

Answers about vareen.net from its website: products, technical data, comparisons, sales contact.

OtherOther

Outdated check187 ms13 / 22
Elfy.Life

Articles, recettes, événements, calculateurs HOMA/QUICKI — santé métabolique, alimentation cétogène

OtherOther

Outdated check187 ms13 / 22
com.brainonbnb/health-factor

Venus health factor of any BNB Chain account, free; liquidation stress paid, free holding 1M $BOBAI.

OtherOther

Outdated check188 ms13 / 22
Cambridge China Bridge — China sourcing

UK import duty, landed cost, anti-dumping and compliance checks for China-sourced goods.

OtherOther

Outdated check188 ms13 / 22

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