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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6024 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
AICD API

Search source-linked Dallas-Fort Worth local-government records for AI agents.

GovernmentData access / search

Requires authNot measured5 / 22Not checked yet
Aimogen Pro

Manage your WordPress site from your AI assistant: posts, pages, media, comments and WooCommerce.

E-commerceData access / search

Requires authNot measured5 / 22
AirROI Airbnb MCP Server

Airbnb MCP server for short-term rental data: occupancy, ADR, RevPAR, revenue, comps, live rates

TravelData access / search

Requires authNot measured5 / 22Not checked yet
Algrow

YouTube research: channel search, viral videos, channel analytics, transcripts, thumbnails, TTS

MediaData access / search

Requires authNot measured5 / 22Not checked yet
ALT/FNDATA

Auction comparables for luxury & collectibles appraisal: search, stats, price trends, valuations.

OtherData access / search

Requires authOutdated checkNot measured5 / 22
AltoRank

Readiness audits, Search Console, keyword research, and SEO drafts into a review queue.

Marketing & SalesData access / search

Requires authOutdated checkNot measured5 / 22
Amass

Linked life-science search: 43M+ papers, 1.2M+ trials, drugs, genes, FDA/EMA approvals, patents.

LegalData access / search

Requires authNot measured5 / 22
AMNT SVG

Text or image to clean, editable SVG from $0.01. Free SVG library + agent search, no key.

MediaData access / search

Requires authNot measured5 / 22Not checked yet
Andiamo

Plan door-to-door trips across French trains, buses, transit and flights.

TravelData access / search

Requires authOutdated checkNot measured5 / 22
Angelwood

Look up your agency's clients, projects, open tasks and invoices in Angelwood. Read-only.

Finance & CryptoData access / search

Requires authNot measured5 / 22
aNotepad

AI access to your aNotepad online notes: read, search, write, and organize via 22 tools.

ProductivityData access / search

Requires authOutdated checkNot measured5 / 22
Ansvar: US Law

US federal + state law via Ansvar Gateway. Cited, OAuth + paid tier.

GovernmentData access / search

Requires authOutdated checkNot measured5 / 22
Answering Service Care

Read-only facts about Answering Service Care: company info, services, pricing, site search.

OtherData access / search

Requires authOutdated checkNot measured5 / 22
API.SH

Public web data as JSON from around 1,000 websites: search, social media, e-commerce, jobs and more

E-commerceData access / search

Requires authNot measured5 / 22Not checked yet
Appfigures

Access your app analytics, ASO tools, and app market intelligence with Appfigures.

Data & AnalyticsData access / search

Requires authOutdated checkNot measured5 / 22
Appset

Let AI assistants manage an Appset website: pages, blog posts, products, services and bookings.

Data & AnalyticsData access / search

Requires authOutdated checkNot measured5 / 22
Arc Research

Commodities research MCP: knowledge graph, COT, NG storage/weather, quotes, and stories.

Data & AnalyticsData access / search

Requires authNot measured5 / 22Not checked yet
Arc UI

React components and blocks with motion. Search docs, props and shadcn install commands.

OtherData access / search

Requires authNot measured5 / 22Not checked yet
Artfct

Shared workspace for AI artifacts: your agents publish, search and cite each other's work.

Developer ToolsData access / search

Requires authOutdated checkNot measured5 / 22
Ask Your Audience

Test ideas, messages and ads with Human Digital Twins built from real people, in your AI assistant.

Marketing & SalesData access / search

Requires authNot measured5 / 22
ask.recipes

Recipe search, ingredient matching, nutrition filters and a private cookbook for any AI agent.

OtherData access / search

Requires authNot measured5 / 22
ASO Atlas

ASO for App Store and Google Play: keyword research, rank tracking, in-app feedback and analytics.

Data & AnalyticsData access / search

Requires authOutdated checkNot measured5 / 22
AssetFeed

Market data, mention counts and AI text detection in one server. Pick services when you connect.

Finance & CryptoData access / search

Requires authOutdated checkNot measured5 / 22
ATEX AI Gateway

One API key for 6 AI models. Pay-per-use. MCP protocol support with web search.

Developer ToolsData access / search

Not measuredNot measured5 / 22

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