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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5073 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
Crashgames Casino AT

Game reviews for crashgames-casino.at: list collections, search by name, open single game pages.

OtherData access / search

Responded368 ms12 / 22
com.jojapi/instagram

Instagram: Instagram public data scraper API for search, users, posts, hashtags, locations and more.

OtherBrowser & web scraping

Responded376 ms12 / 22
us.recalert/mcp

Search U.S. product recalls (CPSC, FDA, NHTSA, FSIS) by product, brand, model, or UPC code.

Developer ToolsData access / search

Responded384 ms12 / 22
Fruit Slots UK

fruit-slots.uk - independent reviews of online slots and crash games. Search and collections.

OtherData access / search

Responded387 ms12 / 22
4me - Best Hotels — Hotel Booking

Search, quote and book hotels worldwide from your AI assistant. Live rates, pay in USD or BRL.

TravelData access / search

Responded388 ms12 / 22
PEWES ENERGY catalogue

Search the PEWES ENERGY drinks catalogue, read one drink, the price list and any store page.

OtherData access / search

Responded394 ms12 / 22
uk.co.openmoov/property-search

Search UK property listings, book viewings, get quotes, and find local property services.

OtherData access / search

Responded397 ms12 / 22
Calculate.co.nz NZ Calculators

Search and run New Zealand tax, KiwiSaver, mortgage and property calculators

Real Estate & PropertyData access / search

Responded398 ms12 / 22
Cherami

Email inboxes for recurring agent work. Read, search, reply, draft and organize correspondence.

ProductivityCommunication & messaging

Responded419 ms12 / 22
AgentTwin Documentation

Search AgentTwin agent testing guides, Node CLI commands and supported synthetic service contracts.

Developer ToolsFile & docs

Responded423 ms12 / 22
SuperCheap

Search products, manage a customer cart, and request current checkout quotes.

Finance & CryptoPayments & trading

Responded425 ms12 / 22
卡有谱流量卡查询

Search and compare mobile data plans for mainland China, with terms, sources, and source dates.

OtherData access / search

Responded427 ms12 / 22
madda — Moroccan law, article by article

Search and read Moroccan law article by article, in Arabic and French, with citations and PDFs.

LegalKnowledge & memory

Responded434 ms12 / 22
Realty.Bingo

Property search, comparison, investment analysis and watchlists with change alerts

Real Estate & PropertyCode & DevOps

Responded434 ms12 / 22
Local Events Tracker

Search local events, follow artists and interests, get weekend recommendations and change alerts

Developer ToolsCode & DevOps

Responded434 ms12 / 22
Scrubline

Scrubline runs a free checklist across every broker we track. Free broker search links with no sign-

OtherData access / search

Responded437 ms12 / 22
app.hyperwave.www/docs

Search and read Hyperwave's published wavetable documentation.

OtherFile & docs

Responded438 ms12 / 22
SENTn Opportunity Intelligence

Search and retrieve SENTn public software opportunity snapshots for founders and AI agents.

Developer ToolsData access / search

Responded438 ms12 / 22
Stay Perks

Virtuoso luxury hotels with perks included: search 2,000+, get a quote, book. Pay hotels directly.

TravelData access / search

Responded444 ms12 / 22
Pollar News

Independent European news from Pollar: search, explainers, brief, threads, audio, films. Read-only.

MediaData access / search

Responded448 ms12 / 22
Callejear Germany

Read-only German street search and context across 593,062 historical records.

Developer ToolsCode & DevOps

Responded449 ms12 / 22
Data Quality Gate - deterministic post-scrape cleaner + verdict

Post-scrape data cleaner, no LLM: repairs mojibake, HTML, invisible chars. Plus a verdict.

Developer ToolsBrowser & web scraping

Responded456 ms12 / 22
Aguasto Research

Search Aguasto's published research descriptions and canonical references.

OtherData access / search

Responded463 ms12 / 22
FedReg Tracker

Federal regulatory intelligence from the Federal Register: search rules and notices, track deadlines

GovernmentCode & DevOps

Responded469 ms12 / 22

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