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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7641 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
DRYL Components

Blazor UI library DRYL: find components, read their exact API and tokens, validate Razor markup.

OtherOther

Outdated check436 ms14 / 22
Teleprompt.net

Open a script in a free browser teleprompter that records your webcam. No sign-up.

OtherOther

Responded437 ms14 / 22
Portaur

Ask Portaur about its services and leave a message or callback request for the team.

OtherCommunication & messaging

Responded437 ms14 / 22
André — Analyse électorale française

Résultats des élections françaises 1999-2026 par bureau de vote, socio-démo INSEE et cartes.

OtherOther

Responded438 ms14 / 22
Pocket Drives

Peer-to-peer car rental search — luxury, exotic, and EV vehicles with delivery across the US.

OtherData access / search

Responded441 ms14 / 22
TraderMatrix Free Gapper Scanner

Free, keyless pre-market and after-hours low-float gapper scanner from TraderMatrix.

OtherOther

Responded443 ms14 / 22
TrendFlow

Google Trends data: interest over time, by region, related queries, and trending now.

OtherOther

Outdated check443 ms14 / 22
Danse Ici

Salsa, bachata and kizomba parties, classes and festivals in Paris: dates, venues, prices.

OtherOther

Responded444 ms14 / 22
CoworkingView

Coworking, private offices and day passes with published prices in Europe and the Middle East

OtherOther

Responded445 ms14 / 22
Upshift

Audit a site's structured data and llms.txt, match a trade to a template, and quote real prices.

OtherOther

Outdated check445 ms14 / 22
Slop Patterns

Checks UI code for AI-default design patterns and gives the fix. By Precious Studio.

OtherOther

Outdated check445 ms14 / 22
Groundtruth — Ask Real Humans

Human-in-the-loop user research: ask real people what the web can't answer, get verbatim replies

OtherOther

Outdated check445 ms14 / 22
Reinventa (qué tareas de tu trabajo hará la IA)

Task-by-task AI exposure assessment of a job (Spain): 0-100 index, task map, weekly plan.

OtherOther

Responded446 ms14 / 22
B2B Market

Search a B2B wholesale marketplace: products, services, suppliers and prices.

OtherData access / search

Responded447 ms14 / 22
Loud Nearby

Metal, rock, punk and goth concerts in Poland: a band's upcoming gigs or what plays in a city.

OtherOther

Responded448 ms14 / 22
Daily Alignment

The Chinese almanac, lunar dates, Four Pillars, solar terms and the sky, calculated from astronomy.

OtherOther

Responded448 ms14 / 22
VanityNumbers.com

Find phone numbers that spell a word, toll free or local, with status, price and history.

OtherOther

Responded452 ms14 / 22
VeteranHQ

Veterans benefits and VA claims reference: VA disability ratings, compensation rates, 38 CFR search

OtherData access / search

Responded452 ms14 / 22
compoundsim

Compound interest and Monte Carlo simulators for investing, retirement and past asset returns.

OtherOther

Responded452 ms14 / 22
Schengen Counter

Schengen 90/180-day calculator, earliest re-entry date and ETIAS check. Stateless, no data stored.

OtherOther

Responded453 ms14 / 22
Infrabase

Hand-verified AI infrastructure directory: tools, alternatives, EU providers, LLM API prices.

OtherAI / LLM tooling

Responded454 ms14 / 22
Sophon Consulting

Read-only, deterministic AI triage and readiness tools implementing Sophon's published rubrics.

OtherOther

Responded455 ms14 / 22
Youanai Docs

Search and read public youanai.com pages on pricing, products and guides. No sign-in needed.

OtherData access / search

Responded455 ms14 / 22
ELIB - Armenian Digital Library

Search and cite books, authors and subjects of elib.am, the free Armenian digital library.

OtherData access / search

Responded455 ms14 / 22

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