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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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
uListen

Search podcast transcripts and summaries. Get the quote, who said it, and the minute.

MediaData access / search

Responded484 ms13 / 22
Tudetic Product Search

Read-only Tudetic product search and vehicle compatibility with safe public pricing.

OtherData access / search

Responded489 ms13 / 22
com.grain64.sitecite/sitecite

Cited clinical trial site shortlists and CRO site-list checks from ClinicalTrials.gov.

HealthcareData access / search

Responded489 ms13 / 22
KnowMapped

Search, retrieve, create, and update visual knowledge maps in a user's KnowMapped account.

Developer ToolsData access / search

Responded492 ms13 / 22
Plainrouter

Meta Ads MCP: read ad accounts and signal health; propose governed changes under Ask or Full.

Marketing & SalesData access / search

Responded493 ms13 / 22
foodose GLP-1 nutrition

GLP-1 calorie and protein targets with a dose aware appetite ceiling, plus food and recipe search.

OtherData access / search

Responded494 ms13 / 22
Florida Home Search by U.S. Prime Realty

Search Florida properties and new construction for sale with U.S. Prime Realty.

Real Estate & PropertyData access / search

Responded495 ms13 / 22
Finally Offline

Human culture news, trends and search across sports, music, fashion and streetwear.

MediaData access / search

Responded495 ms13 / 22
Neptune Cigars

Premium cigar search, community ratings, live availability and US state shipping rules.

OtherData access / search

Responded496 ms13 / 22
HortOS (Canada)

Search Canadian wholesale plant growers' live availability and price a whole plant list. Read-only.

OtherData access / search

Responded496 ms13 / 22
ASL Doctor Search

Find US healthcare providers by name, specialty, location or NPI from the CMS NPPES registry.

HealthcareData access / search

Responded498 ms13 / 22
com.takident/patient-services

MCP server exposing structured data and tools for Taki Dent Patient Services (takident.com).

HealthcareData access / search

Responded499 ms13 / 22
SellerFile for Walmart sellers

Walmart Marketplace seller profit, P&L and per-product metrics from SellerFile. Read-only.

Data & AnalyticsData access / search

Responded500 ms13 / 22
CyberJobs.cc

Search open cybersecurity jobs (SOC, AppSec, cloud, IAM, pentest, GRC) with posted pay, read hourly.

SecurityData access / search

Responded500 ms13 / 22
Jetopolis

Airline strategy game 1950-2030: live worlds, leaders, historical airlines, aircraft prices

TravelData access / search

Responded501 ms13 / 22
Dishes of London

Find a dish in London by area, postcode, price, diet and serving time. Free, read-only, no key.

Real Estate & PropertyData access / search

Responded505 ms13 / 22
Artsdata

Search Artsdata for authoritative data on Canadian events, artists, organizations, and places.

Developer ToolsData access / search

Responded505 ms13 / 22
EA Ecommerce Apps

Stats, setup, drafts and opt-in publishing for the EA Shopify apps: bundles, popups, cart, bars.

E-commerceData access / search

Responded505 ms13 / 22
RingGuard — AI Receptionist for Trade Businesses

Missed-call cost, AI receptionist pricing and free trial signup; CRM tools for RingGuard sales reps

Marketing & SalesData access / search

Responded509 ms13 / 22
Ginbing

Search China trademark goods and services and prepare your Ginbing trademark application draft.

LegalData access / search

Responded509 ms13 / 22
What's On Miami

What's on in Miami: events, hotel prices by night, Art Basel week, nightlife, things to do.

TravelData access / search

Responded510 ms13 / 22
PPC Ad Editor

Preview Google Search, PMax, Display, YouTube, Meta and LinkedIn ad mockups in chat. No sign-in.

MediaData access / search

Responded515 ms13 / 22
Geobble

Geospatial workspace: manage sources and maps, run spatial analysis, and publish interactive maps

Data & AnalyticsData access / search

Responded516 ms13 / 22
eDiscovery Decoder News/Calc

Free educational MCP for read-only eDiscovery news and TAR/review calculators.

MediaData access / search

Responded517 ms13 / 22

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