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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5039 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
NC General Statutes

NC statutes, session laws, Constitution, court rules and agency rules: search, read, see changes.

LegalData access / search

Responded630 ms14 / 22
Lunonis Astrology

Birth charts, synastry and birth-place search from an ephemeris. Free, read-only, nothing stored.

OtherData access / search

Responded631 ms14 / 22
Enzo's

Search US homes for sale by style and budget, with honest buy verdicts and video tours.

MediaData access / search

Responded631 ms14 / 22
Agentic.ai Directory

Independent directory of agentic AI tools — search, compare & recommend via MCP. Read-only.

Developer ToolsCode & DevOps

Responded633 ms14 / 22
Invokera Discover

Search, inspect and invoke every public tool on Invokera through one MCP connection.

Developer ToolsData access / search

Responded635 ms14 / 22
Aviation Resources

Search FAA handbooks and Airman Certification Standards; read and cite pages with figures.

OtherData access / search

Responded636 ms14 / 22
Plug and Ship

Search MCP servers, agent skills and coding-agent plugins: trending tools and best-of lists.

Developer ToolsData access / search

Outdated check636 ms14 / 22
AEO Lookup

Free AI crawler, schema, llms.txt and answer-readiness checks for public web pages. No API key.

OtherBrowser & web scraping

Responded637 ms14 / 22
Financier docs

Search and read Financier's developer documentation. No credentials needed.

OtherFile & docs

Responded640 ms14 / 22
VibeHacker

Product Hunt for AI tools. Search, submit, upvote from Claude Code or Cursor.

Developer ToolsCode & DevOps

Responded640 ms14 / 22
Orlandu's Arcade

Read-only tools for orlandu.com: site search, pages, Sony PVM/BVM specs, PlayChoice-10 library.

OtherData access / search

Outdated check641 ms14 / 22
BeachFinder - beaches and live conditions

Search 184,900 swim spots, conditions, water activities, providers and guides worldwide.

TravelData access / search

Outdated check645 ms14 / 22
MarkIt

Search, save, and set reminders in your personal MarkIt library of links, posts, and notes.

ProductivityCode & DevOps

Outdated check647 ms14 / 22
Scraping Daddy

Structured public data from YouTube, TikTok, Instagram, Reddit, X, Facebook, Google Maps and more.

MediaAI / LLM tooling

Outdated check649 ms14 / 22
Game Dev Outsourcing Directory

Search 438 game outsourcing studios by service, country, engine and platform. No API key.

OtherData access / search

Outdated check650 ms14 / 22
Escrova

Search Amazon, eBay, Walmart and more. Agents prepare orders; you approve and pay on Escrova.

Developer ToolsData access / search

Responded657 ms14 / 22
Cyber Library

Search and read Cyber Library, a free structured cybersecurity knowledge base. Read-only, no auth.

SecurityKnowledge & memory

Responded658 ms14 / 22
Dreamfare

Travel tools for AI agents: plan and edit real trips, search stays and tours, import travel videos.

TravelData access / search

Responded658 ms14 / 22
io.github.cyanheads/uniprot-mcp-server

Protein research over UniProtKB: search by function, fetch curated records, map IDs, proteomes.

Developer ToolsCode & DevOps

Outdated check659 ms14 / 22
Foundplay

Search Foundplay's directory of browser games: AI-made games, mashups and fan ports of classics.

OtherData access / search

Responded660 ms14 / 22
Onward Flights

Search real flights and buy an onward ticket (proof of onward travel), paid in USDC over MPP

TravelData access / search

Responded661 ms14 / 22
Security Startups

Search a curated directory of young security companies and its CC BY 4.0 stats. Read-only, no key.

OtherData access / search

Responded661 ms14 / 22
One's Vibe

Search a curated gallery of live, tryable AI-built products for prior art. Read-only, no auth.

OtherData access / search

Responded661 ms14 / 22
Votura Tours

Search AI-powered audio tours and points of interest by city. Walking, cycling, and driving tours.

MediaCode & DevOps

Outdated check665 ms14 / 22

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