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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5974 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.bolotstudio/store

Custom metal-print storefront: catalog search, product details, shipping, reviews. Read-only.

E-commerceData access / search

Responded445 ms13 / 22
In Viaggio alle Canarie

Canary Islands holiday packages from Italy: live flights, hotels, cars, excursions and prices

TravelData access / search

Responded446 ms13 / 22
MacrosMap: Restaurant Menu Macros

Calories, protein, carbs and fat for restaurant menu items. Search is free; lookups paid via x402.

Finance & CryptoData access / search

Responded448 ms13 / 22
What's On Vegas

What's on in Las Vegas: events, Strip hotel prices by night, hotel facts, casino loyalty tiers.

TravelData access / search

Responded448 ms13 / 22
Pickrate direct-booking hotels

Hotels that book direct: search, live-availability links, and AI-agent readiness checks.

TravelData access / search

Responded449 ms13 / 22
Blue Leopard Media

PR features, Google and Meta Ads, music marketing: prices, publications, case studies, enquiries.

Marketing & SalesData access / search

Responded452 ms13 / 22
Govbase

U.S. federal policy data — bills, Congress members, voting records, and civic info.

GovernmentData access / search

Outdated check452 ms13 / 22
Best Time to Book Hotels

Best-time-to-book verdicts, live last-minute hotel deals, and city price calendars, from data.

TravelData access / search

Responded454 ms13 / 22
BrainDrops

Search BrainDrops AI art and get any piece's permanent Arweave and IPFS copies.

OtherData access / search

Responded454 ms13 / 22
Prisjakten.no

Product search, store prices and price history from Norwegian web shops. Read-only, no login.

E-commerceData access / search

Responded455 ms13 / 22
UkraineBorder — travel guidance and war-risk insurance

Ukraine entry rules, border crossings, customs, safety and war-risk travel insurance. 10 languages.

TravelData access / search

Responded456 ms13 / 22
Outdoors

US outdoor recreation: 37k+ trails, 30k+ campgrounds, parks, weather + wildfire safety. Read-only.

Data & AnalyticsData access / search

Responded456 ms13 / 22
news.clstr/clstr

News for agents: 100k+ articles/day deduplicated into situations with timelines. Free, no key.

MediaData access / search

Outdated check456 ms13 / 22
PrimeGuest

Find hotels and live prices, then book direct with the hotel. No OTA markup.

TravelData access / search

Responded457 ms13 / 22
Clearvoyance

Anonymous feedback from real people by voice or text, with an AI report. Flat price per campaign.

Marketing & SalesData access / search

Responded457 ms13 / 22
FineRx

US Rx prices by pharmacy near you + free discount card; foreign-brand equivalents; 12 languages

HealthcareData access / search

Responded459 ms13 / 22
Launchdog (read-only)

Read-only Launchdog board: search this week's launches, past winners and upcoming launch weeks.

OtherData access / search

Responded460 ms13 / 22
Vitalink

Talk to Vitalink's patient agent: surgery quotes from surgeons in Mexico for your case.

HealthcareData access / search

Outdated check460 ms13 / 22
SocialFaktory: Social Media MCP Server

Social media MCP server: write in a brand's voice, generate short video, schedule and publish posts.

Marketing & SalesData access / search

Responded461 ms13 / 22
AgentsReady

Audit any website for AI agents and AI search (AEO): llms.txt, AI bots, schema. Score plus fixes.

Developer ToolsData access / search

Responded462 ms13 / 22
Adrenaline List

Search published adrenaline adventures worldwide by destination, category, rating and season.

OtherData access / search

Responded463 ms13 / 22
martechdevs martech skills

Practitioner skills for tracking plans, GA4 and GTM fixes, consent, attribution and CRM work.

Marketing & SalesData access / search

Responded464 ms13 / 22
io.github.eltociear/tokenguard-mcp

Real-world data for agents: air quality, geocoding, quakes, holidays, web search

Data & AnalyticsData access / search

Outdated check467 ms13 / 22
Woodpecker: NYC HPD registration lookup

NYC building HPD registration status, open filing violations and Woodpecker's yearly price.

OtherData access / search

Responded468 ms13 / 22

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