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
com.defectbird/site

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

Data & AnalyticsData access / search

Responded1259 ms12 / 22
com.burdenrateledger/site

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

Data & AnalyticsData access / search

Responded1261 ms12 / 22
com.injectionmoldingcostchecker/site

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

Data & AnalyticsData access / search

Responded1269 ms12 / 22
com.ppmly/site

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

Data & AnalyticsData access / search

Responded1270 ms12 / 22
com.dispatchzo/site

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

Data & AnalyticsData access / search

Responded1275 ms12 / 22
com.carbikly/site

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

Data & AnalyticsData access / search

Responded1276 ms12 / 22
com.procedurecostchecker/site

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

Data & AnalyticsData access / search

Responded1278 ms12 / 22
cn.pianam/classical-mcp

MCP server for classical Chinese texts: sentence lookup, source attribution and full-text search

Developer ToolsData access / search

Responded1282 ms12 / 22
com.paywallcompass/site

PaywallCompass: the site's own MCP server — dataset, enquiry (enquiry = a human handoff, not a...

Data & AnalyticsData access / search

Responded1287 ms12 / 22
com.partnro/site

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

Data & AnalyticsData access / search

Responded1287 ms12 / 22
com.capitalgainstaxhq/site

Capital Gains Tax HQ: the site's own MCP server — dataset, enquiry (enquiry = a human handoff,...

Data & AnalyticsData access / search

Responded1294 ms12 / 22
com.clauselane/site

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

Data & AnalyticsData access / search

Responded1295 ms12 / 22
com.backgroundcheckquotes/site

Background Check Quotes: the site's own MCP server — dataset, enquiry (enquiry = a human...

Data & AnalyticsData access / search

Responded1295 ms12 / 22
com.contractorleadquotes/site

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

Data & AnalyticsData access / search

Responded1296 ms12 / 22
com.cmmsly/site

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

Data & AnalyticsData access / search

Responded1304 ms12 / 22
com.endpointo/site

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

Data & AnalyticsData access / search

Responded1305 ms12 / 22
com.dividvo/site

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

Data & AnalyticsData access / search

Responded1305 ms12 / 22
com.opexvo/site

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

Data & AnalyticsData access / search

Responded1314 ms12 / 22
com.calibvo/site

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

Data & AnalyticsData access / search

Responded1321 ms12 / 22
com.perdiemdesk/site

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

Data & AnalyticsData access / search

Responded1328 ms12 / 22
agentfeeds.jp

Japan regulatory, sanctions & DEX market data for AI agents via x402 (USDC on Base).

Finance & CryptoData access / search

Responded1328 ms12 / 22
com.historiapojazduvin/site

Historia Pojazdu VIN: the site's own MCP server — dataset, enquiry (enquiry = a human handoff,...

Data & AnalyticsData access / search

Responded1337 ms12 / 22
Drivings

Published driving guides, source-backed UK and US test-centre search, and study-plan previews.

OtherData access / search

Responded1342 ms12 / 22
com.bankcodelookup/site

Bank Code Lookup: the site's own MCP server — dataset, enquiry (enquiry = a human handoff, not a...

Data & AnalyticsData access / search

Responded1343 ms12 / 22

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