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

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7732 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
Esther - DMA Yachting

Crewed yacht charter search: yachts by region, guests, budget, dates. Proposals via a DMA broker.

OtherData access / search

Responded95 ms13 / 22
Naturepedia Canonical Discovery

Search and resolve Naturepedia, Robbie's Razor, and GC-MRD-v2.0 canonical resources.

OtherData access / search

Responded96 ms13 / 22
Kamy

Document API for AI-native software: render PDFs, e-sign, PAdES-seal, and verify.

OtherFile & docs

Responded96 ms13 / 22
CompareFairly

Neutral, sourced comparisons on any topic, in 32 languages. Each value links to its source.

OtherOther

Responded96 ms13 / 22
com.traffordcrump/profile

Answers about Trafford Crump and sorts collaboration requests.

OtherOther

Responded97 ms13 / 22
Milk Agency · Ad-hoc-Anfragen (Videoschnitt)

Kostenlose Pinnwand für Videoschnitt-Aufträge (DACH): Anfragen einstellen, finden, bewerben

OtherOther

Responded97 ms13 / 22
InferCPI

AI inference price index: token prices, cost per capability, open vs closed, hosts, cost per task.

OtherAI / LLM tooling

Responded98 ms13 / 22
science.supp/suppscience

993 evidence-graded supplements: claims, doses, safety, interactions, FAQ, PubMed refs. 5 languages

OtherOther

Responded98 ms13 / 22
TuLotero

Resultados, botes, reglas y comprobación de premios de las loterías del Estado (España).

OtherOther

Responded98 ms13 / 22
FindWeedNY

Licensed NY cannabis dispensaries, brands, deals, license checks and lab-anchored reviews. No auth.

OtherOther

Responded98 ms13 / 22
PTL Knowledge

PTL services, case studies and cross-site professional evidence with nonbinding discovery guidance.

OtherOther

Responded99 ms13 / 22
Trisonia

Konzerte am Oberrhein (Basel, Freiburg, Strasbourg, Karlsruhe): suchen, Details, Spielorte

OtherOther

Responded99 ms13 / 22
Besorah — the Bible in Hebrew, Greek, Aramaic and English

The Bible in Hebrew, Greek and Aramaic: grammar search, Strong's, Septuagint, Targum. Free, no key.

OtherData access / search

Responded99 ms13 / 22
Artvinci's frame calculator

Artvinci's frame and estimated price calculator

OtherOther

Responded100 ms13 / 22
iFreeWork — public content

iFreeWork services, portfolio, blog, search, contacts and consent-gated messages.

OtherData access / search

Responded100 ms13 / 22
Deweloperuch MCP

Polish flat prices on deweloperuch.pl: RCN sale prices (valuation, stats, rankings), asking prices.

OtherOther

Responded100 ms13 / 22
Descontinho

Histórico de preços e quedas reais da Shopee Brasil: diz se uma promoção é de verdade.

OtherOther

Responded100 ms13 / 22
garden.stanislav.svelte-llm/svelte-llm-mcp

An MCP server that provides access to Svelte 5 and SvelteKit documentation

OtherFile & docs

Responded102 ms13 / 22
AgentMaru · Korean data and research

Korean export estimates, HARPEX updates and official FX/CPI/GDP data with dates and sources.

OtherOther

Responded102 ms13 / 22
OpenSoundBox — AI song generator

AI song generator: sings your lyrics with real vocals in 50 languages, returns a song link

OtherOther

Responded103 ms13 / 22
Frameverb

Read-only discovery of Frameverb creative tasks and provider routes.

OtherOther

Responded103 ms13 / 22
Datoka Hooks

Public webhook relay with signed observations, retries and verified receivers. Self-service.

OtherAutomation & workflows

Responded104 ms13 / 22
stellenonline.de Jobsuche

Read-only search across current job listings on stellenonline.de (German job portal).

OtherData access / search

Responded105 ms13 / 22
Vagus Lab Research

Cited VNS research passages from a curated corpus, plus a scored device comparison.

OtherOther

Responded106 ms13 / 22

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