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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7738 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
welance/directory

Match a project brief with small vetted software teams, anonymously; sign in to manage your own.

OtherOther

Responded280 ms13 / 22
com.aiwebsitepipeline/indexnow-toolkit

Build and validate IndexNow payloads, check key files, and diff sitemaps into a submission list.

OtherOther

Responded280 ms13 / 22
Lucky Numbers

Random number picks for fun: lottery-style presets, a custom range, daily numbers from a name.

OtherOther

Responded281 ms13 / 22
triggerfetch

When a shopper asks ChatGPT, Claude, Gemini or Grok for a product, is yours in the answer?

OtherAI / LLM tooling

Responded284 ms13 / 22
Hammergut Neidberg – holiday apartments, Saxon Switzerland

Holiday apartments in Saxon Switzerland, Germany: live availability, prices, booking requests

OtherOther

Responded288 ms13 / 22
fr.scoreimmobilier/outils

Estimation DVF indicative, frais de notaire et rendement locatif, en lecture seule.

OtherOther

Responded289 ms13 / 22
Printablesmith

Free printables made in a chat: word searches, bingo, crosswords, math worksheets, charts and more.

OtherData access / search

Responded292 ms13 / 22
FridgeToForks

Real recipes you can cook from the food you already have, with exactly what is missing.

OtherOther

Responded292 ms13 / 22
com.valksor/latin

Grounds LLMs in real Latin: Wiktionary lemmas, Morpheus inflections, citations.

OtherKnowledge & memory

Responded295 ms13 / 22
com.jojapi/quran

Quran: Quran API Service with 90+ different languages and 400+ translations.

OtherOther

Responded296 ms13 / 22
com.scoreinnov/outils

Score innovation, benchmarks sectoriels et barometre cle-personne, en lecture seule.

OtherOther

Responded297 ms13 / 22
Rafał Doniec: AI for companies

Services, price ranges and quote requests of Rafał Doniec, AI Solution Architect (Wrocław, Poland).

OtherOther

Responded297 ms13 / 22
GoodbyeMatrix Residency & Citizenship Index

Residency programmes, golden visas, second passports and citizenship by investment in 80+ countries

OtherOther

Responded297 ms13 / 22
Every Room

Search homes for sale and to rent across Europe and the UAE, keep shortlists, reveal sellers.

OtherData access / search

Responded297 ms13 / 22
Kweku Anansi Herbarium

What the Kweku Anansi herbarium records about plants of West and Central Africa. Never a dose.

OtherOther

Responded299 ms13 / 22
FillTrust security questionnaire corpus

Guidance for answering vendor security questionnaires. Every result carries the page it came from.

OtherOther

Responded300 ms13 / 22
CSV Repair

Free CSV validation and repair, up to 20 data lines, no storage. Annual browser licence available.

OtherFile & docs

Responded301 ms13 / 22
beatandraise.com SEC Filings

SEC EDGAR since 1993: search and read filings, insiders, 13F, statements; verify quotes and figures.

OtherData access / search

Responded303 ms13 / 22
ai.kaiv/can-i-use

Browser support for web features, live from caniuse. From which version, and is it safe to ship?

OtherOther

Responded304 ms13 / 22
Givore

Search live free giveaway listings in Spanish cities, one city per call. Read-only, no account.

OtherData access / search

Responded304 ms13 / 22
com.jojapi/spvn-tech-ip-geolocation-and-asn-lookup-api

IP Geolocation: This API provides fast, reliable, and developer-friendly IP geolocation, ASN.

OtherData access / search

Responded305 ms13 / 22
secureIT Sicherheits-Checks

Kostenlose Sicherheits-Checks ohne Konto: SPF/DKIM/DMARC, Mails, Links, Webseiten, Passwort-Leaks.

OtherOther

Responded305 ms13 / 22
com.valksor/livonian

Grounds LLMs in the real Livonian dictionary: attested words, inflections, romanization.

OtherOther

Responded306 ms13 / 22
VPS Deals Hub

Search and compare cheap VPS plans (price, RAM, region, CN2 GIA) with sources from progeofde.tech.

OtherData access / search

Responded306 ms13 / 22

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