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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7714 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
tld.expert

Live domain availability, TLD alternatives, dated registrar prices and expert TLD advice.

OtherOther

Responded675 ms14 / 22
BidBetter collector-car values

Collector-car values from completed auction sales: median, 25th-75th band and sale count by model.

OtherOther

Responded675 ms14 / 22
EuroComply EU AI Act

Classify AI systems by EU AI Act risk tier, estimate fines, write Art. 50 notices, list deadlines.

OtherOther

Responded676 ms14 / 22
Agora Merit

Free job-responsibility assessments with report quotes and private human review links.

OtherOther

Responded676 ms14 / 22
Dreambooth Studio

Ask about your Dreambooth Studio photobooths: sessions, revenue, credits, projects, device status.

OtherOther

Responded678 ms14 / 22
RobotTraining.jobs

Search open robot training jobs (teleoperation, data collection, AV and drone tests) and their pay.

OtherData access / search

Responded678 ms14 / 22
Go-To Local Missed-Call Calculator

Estimate what missed calls cost a local service business each month, with the formula shown.

OtherOther

Responded678 ms14 / 22
Mr BnB: reservas en Santiago

Disponibilidad, precios y link de reserva de departamentos amoblados en Santiago de Chile.

OtherOther

Responded678 ms14 / 22
Underpriced AI

Ask what a thrift find sells for. Real eBay sold comps, price range and net after fees.

OtherOther

Responded680 ms14 / 22
RealMarket Survey Builder

Draft consumer market-research questionnaires for packaging, concepts, pricing and more.

OtherOther

Responded681 ms14 / 22
Read Quran Today

The Quran (Madinah Mushaf): Arabic, 127 translations, tafsir, word by word and recitations

OtherOther

Responded683 ms14 / 22
Orlandu's Arcade

Read-only tools for orlandu.com: site search, pages, Sony PVM/BVM specs, PlayChoice-10 library.

OtherData access / search

Responded684 ms14 / 22
OnlineTherapy.me

Prices, insurance plans and prescribing at 68 US online therapy services, each with its source.

OtherOther

Responded684 ms14 / 22
Vibe-Code Rescue

Read-only: matches an error from a Lovable, Bolt, v0, Cursor or Supabase app to a free fix guide.

OtherDatabase

Responded686 ms14 / 22
RatedWithAI accessibility checker

Scan a live web page for WCAG 2.1/2.2 AA issues with axe-core: score, grade, failing rules.

OtherOther

Responded686 ms14 / 22
RealMarket E-Signature Cost

Compare e-signature costs per document and per year in Brazil (BRL) across providers.

OtherFile & docs

Responded687 ms14 / 22
Iconic CLS

Private chauffeured transport in Los Angeles. Price any trip at a fixed all-in rate, no account.

OtherOther

Responded687 ms14 / 22
TexasRatedPros Rankings

Texas service-company rankings, profiles, comparisons, score breakdowns, and methodology.

OtherOther

Responded689 ms14 / 22
Park Graph

Find, price and book parking at Park Graph lots: search, quote, hold and session tools.

OtherData access / search

Responded690 ms14 / 22
Parks Open

Live BC Parks campsite and day-pass status with freshness and official booking links.

OtherOther

Responded691 ms14 / 22
Writ Cloud

Read, crawl and act on websites, signed in as the user, and turn any site into an API.

OtherBrowser & web scraping

Responded693 ms14 / 22
Grabblist

Save and organize web finds in persistent, user-controlled collections for AI assistants.

OtherOther

Responded693 ms14 / 22
Apparais

Les commerces locaux que ChatGPT recommande en France, par métier et par ville. Test gratuit.

OtherAI / LLM tooling

Responded694 ms14 / 22
The Crawler Zoo Arena

Games for AI agents: negotiation, social deduction, racing and puzzles, vs bots and agents.

OtherBrowser & web scraping

Responded694 ms14 / 22

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