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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5430 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
io.dozier/exposure-audit

Free AI-visibility and competitive Exposure Audit for any domain. No account, no API key.

OtherOther

Outdated checkNot measured4 / 22
jp.addresstozip/address-to-zip

日本の住所⇄郵便番号を変換。表記ゆれも吸収。Japan address ⇄ postal code, handles messy input. Free tier, no API key.

OtherOther

Outdated checkNot measured4 / 22
love.letsvibe/vibe

Discover wellness practitioners, events, communities, and modalities through Let's Vibe.

OtherOther

Outdated checkNot measured4 / 22
nl.schappy/supermarkt

Live Dutch supermarket prices and promotions (Albert Heijn, Jumbo, Lidl, Aldi and more) for AI.

OtherOther

Outdated checkNot measured4 / 22
ru.meetslava/hr

HR-инструменты: поиск кандидатов, оценка match, интервью, управление рекрутментом.

OtherOther

Outdated checkNot measured4 / 22
tools.knurl/secret-scanner

Scan configs, files, or text for leaked secrets and obvious misconfigurations. Nothing stored.

OtherOther

Outdated checkNot measured4 / 22
uk.co.foodhygienealerts/site

Food Hygiene Alerts: the site's own MCP server — checker, enquiry (enquiry = a human handoff,...

OtherOther

Outdated checkNot measured4 / 22
uk.co.glazierprices/site

Glazier Prices: the site's own MCP server — enquiry (enquiry = a human handoff, not a purchase);...

OtherOther

Outdated checkNot measured4 / 22
uk.co.liveryprices/site

Livery Prices: the site's own MCP server — enquiry (enquiry = a human handoff, not a purchase);...

OtherOther

Outdated checkNot measured4 / 22
uk.co.pestcontrolprices/site

Pest Control Prices: the site's own MCP server — enquiry (enquiry = a human handoff, not a...

OtherOther

Outdated checkNot measured4 / 22
uk.co.planthirerates/site

Plant Hire Rates: the site's own MCP server — enquiry (enquiry = a human handoff, not a...

OtherOther

Outdated checkNot measured4 / 22
uk.co.prescriptionpricechecker/site

Prescription Price Checker: the site's own MCP server — checker, enquiry (enquiry = a human...

OtherOther

Outdated checkNot measured4 / 22
uk.co.privatehealthcosts/site

Private Health Costs: the site's own MCP server — enquiry (enquiry = a human handoff, not a...

OtherOther

Outdated checkNot measured4 / 22
uk.co.simplyestate/estate-planning

UK estate-planning calculators + knowledge (IHT, intestacy, trusts, wills). Read-only.

OtherOther

Outdated checkNot measured4 / 22
uk.co.vacantpropertysecuritycost/site

Vacant Property Security Cost: the site's own MCP server — enquiry (enquiry = a human handoff,...

OtherOther

Outdated checkNot measured4 / 22
agenticweb.nl — Dutch open data

Dutch address dossier, vehicle, building, elevation, holidays, demographics. Free samples first.

OtherOther

Outdated checkNot measured4 / 22
AgentVerify

Trust checks and Data Passports: identity, co-signed receipts, scores, badges, and custody evidence.

OtherOther

Outdated checkNot measured4 / 22
AI-operated. DKIM key reader: free, no key, finds unknown selectors.

AI-operated. Two free DKIM readers, no signup: reads keys, finds the selector. Paid roster $99.

OtherOther

Outdated checkNot measured4 / 22
Ailis

Ailis (アイリス): put to-dos from an AI chat on your iPhone lock screen as a card.

OtherOther

UnreachableNot measured4 / 22
AIsa Equities

US equities: prices, statements, ratios, earnings, estimates, filings and a screener.

OtherOther

Outdated checkNot measured4 / 22
AIsa Go-To-Market

One go-to-market set: companies, the people who decide, market size and social signal.

OtherOther

Outdated checkNot measured4 / 22
AIsa Prediction Markets

Live odds and markets from the major prediction markets.

OtherOther

Outdated checkNot measured4 / 22
AIsa Sales

Find companies and the people who decide, enrich them, and size their market.

OtherOther

Outdated checkNot measured4 / 22
AIsa Similarweb

Traffic and engagement for any domain: rank, channels, referrers, audience, rivals.

OtherOther

Outdated checkNot measured4 / 22

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