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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5042 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
Subhadip Mitra: essays, research and projects

Read-only search and full text of Subhadip Mitra's essays, papers, projects and measured results.

OtherData access / search

Responded138 ms13 / 22
NeedAnAI — AI tool catalogue

Search, compare and watch 15,000+ AI tools: pricing, alternatives, liveness. Free, no auth.

OtherData access / search

Outdated check139 ms13 / 22
ca.myoutfitters/mcp

Search Canadian hunting and fishing outfitters, check availability, and send price requests.

OtherData access / search

Responded141 ms13 / 22
JPFreeSoft Catalog

Search Japanese software and AI tools; read recorded facts with source links. Read-only.

OtherData access / search

Responded141 ms13 / 22
Zovo RSVP Page

Organize an event with a shared RSVP page that guests answer in their own browser.

Developer ToolsCode & DevOps

Responded143 ms13 / 22
AI-TENDER — open procurements of Belarus

Open public procurements of Belarus: search by words or customer UNP, source link for each.

OtherData access / search

Responded143 ms13 / 22
Hedge Fund Alpha Research

Search public Hedge Fund Alpha metadata and find official membership and data product pages.

OtherData access / search

Responded144 ms13 / 22
Между Комнат: двери в Москве

Interior and entrance doors shop in Moscow: search, exact cart price, stock, order and measurement.

Finance & CryptoData access / search

Responded145 ms13 / 22
Job Clerk

Search and read public physician job adverts in Germany, with employer source links.

HealthcareData access / search

Responded146 ms13 / 22
Ospitario

Vacation-rental registry, Italy: search homes, see who proved they rent them, contact them directly.

TravelData access / search

Responded148 ms13 / 22
BoekenBase — Nederlandse boekencatalogus

Search the Dutch book catalog (2M+ titles, daily updates): natural language, ISBN, new releases.

OtherData access / search

Responded149 ms13 / 22
Noclegowo

Accommodation search in Poland on noclegowo.pl: offers, availability and whole-stay prices.

OtherData access / search

Responded152 ms13 / 22
SylvaraJob

Job offers from Spanish SMEs and other companies: search by text, area or work mode and open offers

OtherData access / search

Responded152 ms13 / 22
BL Sports Website MCP

Search and read public BL Sports pages with source URLs.

MediaData access / search

Responded153 ms13 / 22
DeveloperHub Docs

Search DeveloperHub's own documentation. Every docs site hosted on DeveloperHub serves one at /mcp

Developer ToolsFile & docs

Responded153 ms13 / 22
Green Pharmacies

Pharmacy delivery in Sharm El Sheikh, Egypt: search medicines, prices, stock and make a cart link.

HealthcareData access / search

Responded153 ms13 / 22
QR Suisse documentation

Search and read the QR Suisse API documentation: guides, pricing and each OpenAPI operation.

Developer ToolsFile & docs

Responded153 ms13 / 22
GrantScout

Search open and upcoming US federal grant opportunities on Grants.gov and get full grant details.

GovernmentCode & DevOps

Responded154 ms13 / 22
New Runtime public records

AI-engineering archive: search, what is new, forecasts, URL context; paid x402 research tools.

GovernmentData access / search

Responded154 ms13 / 22
Youth4work (public, no sign-in)

Read-only search of Youth4work public jobs, assessed talent, exam mock tests and Indian colleges.

OtherData access / search

Responded156 ms13 / 22
licitaIA — Spanish public tenders

Search recent Spanish public tenders and retrieve basic details with official source links.

OtherData access / search

Responded158 ms13 / 22
KitchenWatt (US)

Search, filter and compare food processors in KitchenWatt's catalogue, with links to each page.

OtherData access / search

Responded160 ms13 / 22
Digital Underground Developer Marketplace

Search a free marketplace of indie apps, AI tools, books and templates, and submit listings.

OtherData access / search

Responded160 ms13 / 22
PowerPlatformTip

Read-only search of practical Power Platform tips from powerplatformtip.com.

Developer ToolsData access / search

Responded161 ms13 / 22

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