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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5364 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
80% Silver Melt Calculator

Live junk silver and gold melt value calculator: spot price, coins, sterling. USD/CAD.

OtherOther

Responded703 ms13 / 22
TN Appliance Exchange — appliance repair

Family appliance repair in TN + LA: diagnose a problem, check a ZIP, book a repair.

OtherOther

Responded706 ms13 / 22
FitCard

Which size to buy in a men's shirt, from shirts he already owns that fit. Real garment measurements.

OtherOther

Responded706 ms13 / 22
SEC Filings

Read SEC filings, reported financial facts and sampled filing comparisons with original sources.

OtherOther

Responded710 ms13 / 22
NextArena Tournament Tools

Free padel Americano and Mexicano draws, pickleball round robins and knockout brackets.

OtherOther

Responded713 ms13 / 22
app.cooperpetcare.www/cooper

Cooper: catálogo, cobertura, razas y turnos del marketplace argentino de cuidado canino.

OtherOther

Responded721 ms13 / 22
Newyorkautoquotes

Indicative US auto insurance prices for agents: rating facts only, no PII, consented path to agents.

OtherOther

Responded722 ms13 / 22
Georgiaautoquotes

Indicative US auto insurance prices for agents: rating facts only, no PII, consented path to agents.

OtherOther

Responded722 ms13 / 22
Lingard Vocab

Build and enrich your Lingard vocabulary: topic collections, flashcards, translations, examples.

OtherOther

Responded727 ms13 / 22
Refugio San Bernardo

Refugio de montaña en Vallecitos, Cordón del Plata: disponibilidad, precios, clima y reservas.

OtherOther

Responded728 ms13 / 22
Wai

Engineering intelligence: site layouts, energy, calculators, official data and company checks.

OtherOther

Responded733 ms13 / 22
Gyms NJ directory

Gyms and fitness studios across New Jersey: hours, prices, free trials, and booking.

OtherOther

Responded735 ms13 / 22
Orbylon

Check that a business proved who it is, read what it sells, and order straight from it.

OtherOther

Responded736 ms13 / 22
Funooy Krillion Reference

Funooy trivia references in six languages, with rules and fixed scoring. No daily spoilers.

OtherOther

Responded741 ms13 / 22
Cubesphere Insider

SEC insider filings as clean economic events - Form 4 trades, Form 144 notices, 13D/G stakes.

OtherOther

Responded742 ms13 / 22
Orbit

Turn any task into the right API calls: discover, evaluate, and integrate public APIs.

OtherOther

Responded744 ms13 / 22
ShearQuery — Barber & Beauty Industry Data

Barber & cosmetology exam pass rates, booth rent with open chairs, and Texas licensee counts

OtherOther

Outdated check744 ms13 / 22
Roome Land Surveying

Request a land survey quote from Roome Land Surveying in Plano, Texas, and find the right survey.

OtherOther

Responded745 ms13 / 22
TrulyRandomVerse

Bible study: many editions, Strong's Hebrew and Greek, cross-references, Matthew Henry, the Fathers

OtherOther

Responded747 ms13 / 22
uk.co.speedi/availability

Which UK trades and local services are actually free right now. Live availability, not a directory.

OtherOther

Outdated check747 ms13 / 22
Buffet

Buffet's weekly lineup of real-life events and hangouts in Los Angeles. Read-only, no sign-in.

OtherOther

Responded748 ms13 / 22
ScienceShot science reference

Sourced, citable answers in radiation and particle physics, photonics, electronics and quantum.

OtherOther

Responded756 ms13 / 22
com.bookingmaven/marketplace

Book, reschedule and cancel appointments at any business on the BookingMaven marketplace.

OtherOther

Responded756 ms13 / 22
VelaDeck

AI-driven US equity strategies: catalog, returns, drawdowns, pricing and blog. Read-only.

OtherOther

Responded758 ms13 / 22

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