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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1801 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
Inside Ads

Telegram ad exchange: estimate reach and cost with no account, then create and run campaigns.

Marketing & SalesCommunication & messaging

Responded103 ms13 / 22
Irfan Aslam Tools

78 free tools: Saudi salary, GOSI, VAT, Nitaqat, traffic fines, HSE, developer and SEO checks.

Marketing & SalesData access / search

Outdated check103 ms13 / 22
Dercora

Search products from independent Shopify stores: prices, merchant offers and buy links.

E-commerceData access / search

Outdated check103 ms13 / 22
Jawne Stawki

Salaries in Poland from public job ads: occupations, cities, contract types, experience.

LegalKnowledge & memory

Outdated check108 ms13 / 22
PeppolStatus

Peppol market intelligence and network monitoring: migrations, provider churn, leads, and uptime.

Marketing & SalesMonitoring & observability

Outdated check108 ms13 / 22
Outdated check111 ms13 / 22
rechtsklar24

German e-commerce law: obligation dates, statutory fine ceilings, unit-price calculator. Sourced.

E-commerceData access / search

Outdated check123 ms13 / 22
212medya Growth Check

Audit a public website for B2B marketing readiness and AI search visibility.

Marketing & SalesData access / search

Outdated check126 ms13 / 22
Traffalyzer

SEO & UX audits for your websites: findings, Search Console data, growth plan and site scans.

Marketing & SalesData access / search

Outdated check141 ms13 / 22
Marketingburos

Search and compare 2,000+ Dutch marketing agencies by specialism, city and cases. Never pay-to-rank.

Marketing & SalesData access / search

Outdated check153 ms13 / 22
Involve Media

Free local business checkup (Google, reviews, AI answers), plus web, SEO and automation services.

Marketing & SalesAutomation & workflows

Outdated check154 ms13 / 22
OKC SEO Site Audit

Free check of one site for orphan pages, broken internal links and sitemap problems.

Marketing & SalesData access / search

Outdated check159 ms13 / 22
Pylon SEO

Audit, rank-track and analyze SEO for sites via an authenticated MCP server.

Marketing & SalesData access / search

Outdated check162 ms13 / 22
Commerce OS Integrator

Cennik, kalkulator oszczędności i blog Commerce OS Integrator, alternatywy dla BaseLinkera.

OtherOther

Outdated check164 ms13 / 22
GetAgents

AI marketing & sales agents: ChatGPT Ad Radar, ChatGPT ad management, company info, FAQ, demo link.

Marketing & SalesAI / LLM tooling

Outdated check172 ms13 / 22
Recoup: AI agent refund audit

Checks AI support agent refunds against Shopify and Stripe. Read-only pricing, fit and estimates.

Finance & CryptoPayments & trading

Outdated check176 ms13 / 22
Manifeste

E-commerce margin calculator: GO/RISKY/NO-GO verdict for Amazon, Etsy, eBay, Shopify, TikTok Shop.

E-commerceData access / search

Outdated check178 ms13 / 22
CleanText

Extract clean article text or Markdown from any public web page; ads and boilerplate stripped.

Marketing & SalesFile & docs

Responded185 ms13 / 22
AutoIsto — car watch

Watches Slovak used-car ads for a buyer. Takes no contact; active only after e-mail opt-in.

Marketing & SalesData access / search

Outdated check202 ms13 / 22
Lyre Leads

Every business of a kind in a city, from Google Maps, read from its website, with verified emails.

Marketing & SalesCommunication & messaging

Outdated check208 ms13 / 22
Grandranker Free AI SEO Tools

Free, no signup: AI crawler check, llms.txt validator, ChatGPT/Perplexity/Gemini citation check.

Marketing & SalesAI / LLM tooling

Outdated check219 ms13 / 22
Commerce for Agents

Compare US mobile plans, VPNs, travel eSIMs, home internet by address, and German energy tariffs.

TravelData access / search

Outdated check222 ms13 / 22
Asyntai

Run your website's AI support agent: knowledge, conversations, leads and live replies.

Marketing & SalesData access / search

Outdated check229 ms13 / 22
AppPage.net - app websites & store data

App websites with privacy pages and app-ads.txt, plus Google Play & App Store app data.

Marketing & SalesData access / search

Outdated check236 ms13 / 22

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