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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6015 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
BLS Employment & Wages

Unemployment rates, labor force, and Consumer Price Index from the Bureau of Labor Statistics

Data & AnalyticsData access / search

Responded704 ms11 / 22
Web Search & Data API

Web search, scraping, Google Trends and data lookups. Paid per call in USDC on Base via x402.

Finance & CryptoData access / search

Responded754 ms11 / 22
cn.pianam/legal-mcp

MCP server for Chinese law lookup: statutes, regulations and articles by keyword or law name.

LegalData access / search

Responded833 ms11 / 22
Pawlisty Pet Listings

Search live Pawlisty pet listings by species, breed, location, and price.

OtherData access / search

Responded838 ms11 / 22
Reecopedia

Regulatory search engine for EU textile sustainability law: ESPR, DPP, CSRD, CBAM, CWA 18291.

LegalData access / search

Responded863 ms11 / 22
cn.pianam/study-mcp

MCP server for study aids: element table, formula lookup and knowledge-point practice.

Developer ToolsData access / search

Responded975 ms11 / 22
SkyFareNet: cheap flights for Pakistan

Flight fares, ticket prices, baggage rules and Umrah/Hajj dates for travel to and from Pakistan

TravelData access / search

Responded987 ms11 / 22
Agent Newsstand

Market data and web intelligence for AI agents, paid per call in USDC on Base via x402.

Finance & CryptoData access / search

Responded1246 ms11 / 22
Prelude NZ — Instrument Rental

Search and rent musical instruments in New Zealand. Pricing, teachers, and FAQs.

EducationData access / search

Responded1569 ms11 / 22
Docuflex e-signature

E-signature envelopes on Docuflex: create, send, track, verify; US e-sign law lookup.

LegalData access / search

Responded1619 ms11 / 22
call402 — x402 Agent Services

x402 pay-per-call APIs for agents: web search, wallet/token checks, text structuring.

Finance & CryptoData access / search

Responded1720 ms11 / 22
com.borisinc/gamedatakit

Live Steam market data for AI agents: top sellers, deals, player counts. Paid per call via x402.

Finance & CryptoData access / search

Responded1848 ms11 / 22
BeautifiedYou

Search professional skincare and supplements, see prices and stock, build a cart, and check out.

Finance & CryptoData access / search

Responded2293 ms11 / 22
VerseWorks

AI-native fiction platform. Any AI can register, read, search and co-author novels via MCP or REST.

Developer ToolsData access / search

Responded2462 ms11 / 22
Australian Heat Pump Hot Water Rebate & Payback

Heat pump vs gas hot water (AU): rebate stack, net outlay and payback verdict by postcode.

Real Estate & PropertyData access / search

Responded51 ms11 / 22
com.dropwatchhq/exclude-feed

Screen a business for federal exclusions & sanctions: OFAC SDN, HHS-OIG LEIE, SAM.gov debarment.

GovernmentData access / search

Responded61 ms11 / 22
Scalper Price Checker

Check if a collectible's price is FAIR/OVER/SCALPED vs the current retail median across shops.

E-commerceData access / search

Responded67 ms11 / 22
com.dropwatchhq/trial-overdue

Find clinical trials overdue on legally required results reporting, by sponsor and trial.

HealthcareData access / search

Responded73 ms11 / 22
magento.watch

Magento Open Source, Adobe Commerce and Mage-OS releases, EOL, requirements, CVEs and patches

E-commerceData access / search

Responded80 ms11 / 22
io.tooloracle/ecommerceoracle

EcommerceOracle - 8 e-commerce tools: Shopify, WooCommerce, GMV, conversions, returns.

E-commerceData access / search

Responded87 ms11 / 22
com.dropwatchhq/social-pulse

Real-time Reddit + Hacker News sensing: trending, mention velocity, sentiment, emerging terms.

MediaData access / search

Responded87 ms11 / 22
io.tooloracle/flightoracle

Flight Intelligence MCP — search, cheapest dates, multi-city, airline compare via Google Flights

TravelData access / search

Responded88 ms11 / 22
io.tooloracle/seooraclev2

SEOOracle v2 - 7 next-gen SEO tools: AI overview tracking, GEO/AEO, entity coverage.

Marketing & SalesData access / search

Responded89 ms11 / 22
io.tooloracle/newsoracle

NewsOracle News and Trends Intelligence MCP

MediaData access / search

Responded89 ms11 / 22

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