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

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Remote MCP servers

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5976 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.threewayly/site

Threewayly: the site's own MCP server — dataset; every answer cites the site.

Data & AnalyticsData access / search

Responded1348 ms13 / 22
CNC Compass

Search reviewed Chinese CNC machining suppliers, with each fact linked to its source page.

OtherData access / search

Responded1349 ms13 / 22
com.wenreceipts/site

Wen Receipts: the site's own MCP server — dataset, enquiry, entities, listing (enquiry = a human...

Data & AnalyticsData access / search

Responded1353 ms13 / 22
Semerenko Group Public Site MCP

Read-only public data from semerenkogroup.com: Israel real estate listings, guides, market data.

Real Estate & PropertyData access / search

Responded1363 ms13 / 22
com.yearendo/site

Yearendo: the site's own MCP server — dataset; every answer cites the site.

Data & AnalyticsData access / search

Responded1380 ms13 / 22
Store Invent & Partners

Czech inventory services for retail: company info, quote requirements, Q&A, inquiry submission.

E-commerceData access / search

Responded1387 ms13 / 22
com.turndownly/site

Turndownly: the site's own MCP server — dataset; every answer cites the site.

Data & AnalyticsData access / search

Responded1391 ms13 / 22
blueberry

Search hub knowledge and memories, read saved context, and create or update hub content.

OtherData access / search

Responded1396 ms13 / 22
Instashot

Coffee beans, ground coffee and Dolce Gusto products in Egypt.

E-commerceData access / search

Responded1401 ms13 / 22
com.neurocompare/assessment-compare

Factual UK ADHD & autism assessment price and wait comparison. Read-only; not medical advice.

HealthcareData access / search

Responded1407 ms13 / 22
com.topcoatly/site

Topcoatly: the site's own MCP server — dataset; every answer cites the site.

Data & AnalyticsData access / search

Responded1407 ms13 / 22
com.weddingcostchecker/site

Wedding Cost Checker: the site's own MCP server — dataset, enquiry (enquiry = a human handoff,...

Data & AnalyticsData access / search

Responded1426 ms13 / 22
Major Labs

Open agentic-web datasets: Agent Trust Index, MCP stats, incident timeline. Read-only, CC-BY-4.0.

Data & AnalyticsData access / search

Responded1428 ms13 / 22
au.com.vividads/vivid-ads-commerce

Live signage pricing, formal quotes and draft orders from Vivid Ads Australia. Open pre-sales MCP.

Marketing & SalesData access / search

Responded1437 ms13 / 22
app.sallim/korea-stay

Korean lodging: 84,490 stays from 4 government permit ledgers + KTO TourAPI, honest gaps

GovernmentData access / search

Responded1447 ms13 / 22
com.taxyearvo/site

Taxyearvo: the site's own MCP server — dataset; every answer cites the site.

Data & AnalyticsData access / search

Responded1452 ms13 / 22
ALGO BIZ: Japan towns, jobs and industries

Japanese statistics: 1,889 towns, job-openings ratios, 62 industries and a town x industry sheet.

Data & AnalyticsData access / search

Responded1462 ms13 / 22
The Aftermath

Read-only search of The Aftermath's essays on what AI means for how we live and work.

MediaData access / search

Responded1463 ms13 / 22
com.yachtcharterquotes/site

Yacht Charter Quotes: the site's own MCP server — dataset, enquiry (enquiry = a human handoff,...

Data & AnalyticsData access / search

Responded1467 ms13 / 22
XOOMAR market data

Free US market data as tools: SEC filings, insiders, short interest, 13F, COT, Fed liquidity.

Finance & CryptoData access / search

Outdated check1474 ms13 / 22
com.termslane/site

Termslane: the site's own MCP server — dataset; every answer cites the site.

Data & AnalyticsData access / search

Responded1478 ms13 / 22
org.thewaterhub/site

The Water Hub: the site's own MCP server — dataset; every answer cites the site.

Data & AnalyticsData access / search

Responded1495 ms13 / 22
Kaalshodh — Indian astronomy time machine

Observatory-grade Indian astronomy, years -5000..+5000: positions, eclipses, panchang date search.

OtherData access / search

Responded1496 ms13 / 22
com.tenantvo/site

Tenantvo: the site's own MCP server — dataset; every answer cites the site.

Data & AnalyticsData access / search

Responded1509 ms13 / 22

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