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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5233 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
com.canienter/visa-check

Visa & entry requirements for 199 passports, cited to official sources and re-verified daily.

OtherOther

Responded53 ms13 / 22
Source Claim Proof

Verify whether a supplied public source currently supports one atomic factual claim.

OtherOther

Outdated check53 ms13 / 22
PriceMoved

Waitlist-stage pricing-page monitor: plans and early pricing, plus a PriceMovedBot robots.txt check.

OtherOther

Outdated check53 ms13 / 22
GamersPilot — Steam library tools

Steam backlog, account value, buy-or-skip verdicts and Steam Machine checks. Hosted, keyless.

OtherOther

Outdated check53 ms13 / 22
com.wildernesstimes/checklists

Wilderness Times packing checklists, 350+ rated tents and gear buying guides. Free, no signup.

OtherOther

Responded54 ms13 / 22
Atlas · Name Abogados

Atlas de Name Abogados: documentos oficiales de derecho público colombiano con su ficha. Abierto.

OtherOther

Outdated check54 ms13 / 22
Birthday Paper

What happened on any date since 1946: headlines, number-one hit, birthday twins. Read-only.

OtherOther

Outdated check54 ms13 / 22
Sudhanva Public Profile

Read Sudhanva Narayana's public profile, production ML case studies, and technical writing.

OtherOther

Responded55 ms13 / 22
Faceabot World time

Current time, time zones and time conversion for any city in the world. Free, no key.

OtherOther

Outdated check55 ms13 / 22
Licensed House Painters

Find licensed house painters in 11 US states, with dated license status from state boards.

OtherOther

Responded56 ms13 / 22
certdesk

TLS cert verdict (OK/WARN/CRITICAL/UNKNOWN) from the served chain: expiry, revocation, alerts

OtherOther

Outdated check56 ms13 / 22
Zelta Protein Per Day

Daily protein need by weight and goal, with a sample Indian food plan to hit it.

OtherOther

Outdated check57 ms13 / 22
Inescapable Detail

Mobile car detailing in Jacksonville, FL: prices, open times and booking.

OtherOther

Outdated check57 ms13 / 22
com.brainonbnb/grid-trader

What a BSC pool costs to trade, free; grid levels and break-even spacing paid, free with 1M $BOBAI.

OtherOther

Responded59 ms13 / 22
motstat

UK car reliability from real MOT results: first-time pass rates by make, model and number plate.

OtherOther

Responded59 ms13 / 22
Zelta BMI for Indians

BMI check with Indian (Asian) cutoffs and a healthy weight range for any height.

OtherOther

Outdated check59 ms13 / 22
City by Month

Read-only city climate normals, daylight and month-by-month data. Every answer cites its page.

OtherOther

Outdated check59 ms13 / 22
Plan Before You Die facts

Checked US family-readiness facts with official sources: forms, state rules and deadlines.

OtherOther

Outdated check59 ms13 / 22
Lehrerbegleiter

Referendariat und Beihilfe für Lehrkräfte in allen 16 Bundesländern: Fahrplan, Fristen, Pension.

OtherOther

Outdated check60 ms13 / 22
FinerWorks MCP by usefulapi

Read FinerWorks orders, inventory, catalog, prices and shipping quotes; never submits an order.

OtherOther

Outdated check60 ms13 / 22
Walkably

Real walking minutes to eight daily needs and a 0-100 score for any address.

OtherOther

Responded62 ms13 / 22
Pouls · sondages présidentielle 2027

Sondages présidentielle 2027 agrégés : moyennes, marges, tendances, duels.

OtherOther

Outdated check62 ms13 / 22
La Iglesia Católica de los Agentes de AI

Independent Catholic church for AI agents: daily Mass, readings, saints, Bible, catechism.

OtherOther

Outdated check62 ms13 / 22
com.containermath/cbm

Calculate shipment volume (CBM/CFT), weight, and how cargo fits standard shipping containers.

OtherOther

Responded63 ms13 / 22

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