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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5974 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
Plexa

Agentic directory of real businesses in Mexico & LATAM. Search by vertical and city.

OtherData access / search

Responded409 ms13 / 22
The Texas Voice AI Gateway

MCP gateway for thetexasvoice.com: articles, search and full text. Read-only, no auth.

Developer ToolsData access / search

Responded412 ms13 / 22
Federal Grant Evidence

Find U.S. federal grants and return cited hard-gate and award-history evidence packs.

GovernmentData access / search

Responded413 ms13 / 22
Rankera

Facts about Rankera, the done-for-you AI visibility service: plans, channels and site search.

OtherData access / search

Responded415 ms13 / 22
Small Business Funding Finder

Searches live federal grant listings on Grants.gov and reads full opportunity details.

GovernmentData access / search

Responded416 ms13 / 22
Raconteur AI Gateway

MCP gateway for raconteur.com: articles, search and full text. Read-only, no auth.

Developer ToolsData access / search

Responded416 ms13 / 22
Mano DeAyala AI Gateway

MCP gateway for manoforstaterep.com: articles, search and full text. Read-only, no auth.

Developer ToolsData access / search

Responded418 ms13 / 22
НамериМиДом.bg

Search homes for sale and rent in Bulgaria; get price stats and alerts for new matches.

OtherData access / search

Responded419 ms13 / 22
Huffines for Comptroller AI Gateway

MCP gateway for donhuffines.com: articles, search and full text. Read-only, no auth.

Developer ToolsData access / search

Responded421 ms13 / 22
Hydrogen Studies

Search, compare and summarize 2,200+ published studies on molecular hydrogen (H2) and health.

OtherData access / search

Responded422 ms13 / 22
Nationale Vacaturebank Jobs

Search and retrieve job postings on Nationale Vacaturebank, the largest Dutch jobs site (read-only).

OtherData access / search

Responded423 ms13 / 22
Agent Data API

Memecoin screener, backtests, exit alerts, wallet traces + web search, enrichment, 50+ tools (x402)

Finance & CryptoData access / search

Responded424 ms13 / 22
Wheremind

Hosted MCP for live place search, geocoding & turn-by-turn routes. No Maps API key to manage.

Data & AnalyticsData access / search

Responded425 ms13 / 22
ai.masnavi/masnavi

Rumi's complete Masnavi (25,635 beyts) — search, quote, verify and explain. Free, no auth.

OtherData access / search

Responded434 ms13 / 22
China Phone MCP

Look up Chinese phone number carrier, province, and city from official MIIT allocation data.

Developer ToolsData access / search

Outdated check434 ms13 / 22
Obato

Search boats for sale or rent, marinas and live market stats on Obato, Europe's boat marketplace.

Developer ToolsData access / search

Responded436 ms13 / 22
MyService Hotels

AI hotel search and booking: millions of properties, 85,000+ cities, live rates.

TravelData access / search

Responded437 ms13 / 22
SelfOperate Tools

Pay-per-call company dossier, business lookup and website tools for AI agents (x402).

Finance & CryptoData access / search

Responded437 ms13 / 22
HeroX AirDomes Docs

Read-only search and reading of HeroX reference docs and blog articles about air domes.

Developer ToolsData access / search

Outdated check437 ms13 / 22
HeritageDeed Title Search and Property Data

US title search, auction pre-checks, surplus and tax sale lists, free flood, radon and LLC lookups.

Finance & CryptoData access / search

Responded438 ms13 / 22
Cyclone Machining Co. agent door

File a quote request with a prototype and R&D machine shop in Grand Rapids, Michigan.

E-commerceData access / search

Responded441 ms13 / 22
The Coffee Hug

Wholesale coffee in Egypt with product-specific minimum quantities.

E-commerceData access / search

Responded442 ms13 / 22
ro.tria/lodging-intelligence

Romanian lodging character intelligence: calm, nature, culture, stays, itinerary maps. Read-only.

TravelData access / search

Outdated check443 ms13 / 22
com.bolotstudio/store

Custom metal-print storefront: catalog search, product details, shipping, reviews. Read-only.

E-commerceData access / search

Responded445 ms13 / 22

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