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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5429 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
Kairom

Europe systems engine: what a site depends on, and what-if strikes, outages and price shocks

OtherOther

Requires authNot measured5 / 22
Kairos Signal — verifiable DePIN data API

DePIN network telemetry with the source, as_of time and an upstream verify URL on every value.

OtherOther

Requires authNot measured5 / 22Not checked yet
KeyFlight PNR Converter

Decode Amadeus, Sabre, Galileo and Worldspan PNRs into itineraries, JSON and PRO ticket PDFs.

OtherOther

Requires authNot measured5 / 22Not checked yet
Keystone

C4 architecture model of your system, built from code by your AI and read back as focused context.

OtherOther

Requires authNot measured5 / 22Not checked yet
KeywordsPeopleUse

Keyword research: Google People Also Ask, Autocomplete, Reddit/Quora questions, semantic keywords.

OtherOther

Requires authNot measured5 / 22Not checked yet
Korpus — Intelligence Juridique & Fiscale

Intelligence juridique et fiscale multi-juridictions (FR, EU, LU, MC, AD) + résolution SHA-256.

OtherOther

Requires authNot measured5 / 22
Kove

Your private health journal: log meals, workouts and anything you track, and ask about your days.

OtherOther

Requires authOutdated checkNot measured5 / 22
KreatorMesh

Schedule posts to 10 social platforms and check drafts against hook rules learned from your audience

OtherOther

Requires authNot measured5 / 22Not checked yet
Kumbuka

Governed, auditable knowledge your team curates for its AI assistants, self-hostable

OtherOther

Requires authNot measured5 / 22
Kyrodata — Brazil Trade, Crop & Commodity Data

Brazil exports/imports by HS code (ComexStat), soybean, coffee, supply-demand, climate, forecasts

OtherOther

Requires authNot measured5 / 22Not checked yet
Land Takeoffs

Sitework takeoffs from civil PDFs, DWG, LandXML: cut/fill, storm, sewer, water, paving quantities

OtherOther

Requires authOutdated checkNot measured5 / 22
LaunchList

Run your waitlist from your AI: test an idea, find early users, invite them and send updates.

OtherOther

Requires authOutdated checkNot measured5 / 22
LeadMagic

Research B2B accounts, enrich contacts, and clean and enrich your LeadMagic sheets through OAuth.

OtherOther

Requires authNot measured5 / 22
Legis-Link

Compliance answers for 10 construction trades in AU, UK, US, CA and EU: codes, licensing, RAMS.

OtherOther

Requires authNot measured5 / 22Not checked yet
LemMeBuyIt

Live product prices, promotions, price history and UPC/ASIN matching across 100+ U.S. retailers.

OtherOther

Requires authOutdated checkNot measured5 / 22
Lentra

Polskie przetargi na roboty budowlane: wyszukiwanie, analiza dokumentacji, pliki.

OtherOther

Requires authOutdated checkNot measured5 / 22
Lenz Fact-Check

Check the factual claims in a draft or an answer: a quick verdict, or a deep check with sources.

OtherOther

Requires authNot measured5 / 22
Lexio

Read-only access to a Lexio vehicle rental account: availability, rentals, fleet, pricing.

OtherOther

Requires authNot measured5 / 22
LexQ

The Decision Operations Platform for engineering teams

OtherOther

Requires authNot measured5 / 22
LFG Alarm

Let your AI ring a real alarm on any phone or laptop, at any time or for any moment online.

OtherOther

Requires authOutdated checkNot measured5 / 22
LinkedIn by 1Social

Publish and schedule LinkedIn posts from your AI assistant.

OtherOther

Requires authOutdated checkNot measured5 / 22
Linkjar

Send PDFs, decks and HTML pages as branded, tracked links, and see who opened them.

OtherOther

Requires authOutdated checkNot measured5 / 22
Linty

Find food, beverage and pet brands that sell direct, and where to apply for a wholesale account.

OtherOther

Requires authNot measured5 / 22Not checked yet
Liquid Compute GPU test

Run GPU acceptance tests on your NVIDIA GPU nodes over SSH: DCGM, GEMM, HBM/PCIe bandwidth, NCCL.

OtherOther

Requires authOutdated checkNot measured5 / 22

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