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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40680 servers

Ordered by checks passed
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
Feedpeck: RSS Feed Finder & Reader by Website

Feedpeck: find any site's RSS/Atom/JSON feeds + latest posts. Free, no key.

Developer ToolsCode & DevOps

Responded148 ms15 / 22
QuickUnits

Exact unit conversion with the factor and a citable page URL. Answers in your language.

Developer ToolsCode & DevOps

Responded150 ms15 / 22
VeryChic Hotel Deals

Unofficial read-only MCP server for VeryChic hotel offers

TravelCode & DevOps

Responded151 ms15 / 22
Miramo

French rental law for tenants and landlords: rent caps, rental zones and unfurnished lease drafts.

Real Estate & PropertyData access / search

Responded151 ms15 / 22
PakBus

Bus and metro journeys, departures, routes, fares and service changes in Pakistani cities.

OtherOther

Responded151 ms15 / 22
Taasky

Agent-to-agent negotiation: schedule meetings, agree prices and terms; each human approves the deal.

ProductivityFile & docs

Responded152 ms15 / 22
UNESCO UIS Education Statistics MCP

UNESCO UIS statistics (education, science, culture) with full provenance and fixed releases.

Data & AnalyticsCode & DevOps

Responded153 ms15 / 22
PadelTrue padel racket data

Published padel racket specifications, each with its source, and calculated ratings. Read only.

Developer ToolsCode & DevOps

Responded153 ms15 / 22
Cairn Commons (read-only)

Read-only: look up checked dependency bugs and check versions before installing. No account.

Developer ToolsData access / search

Responded153 ms15 / 22
aikstockdata — Korean Stock Data

Korean stocks: median price path after each DART filing type, T+1 closes, earnings. 12 tools, no key

Finance & CryptoPayments & trading

Responded153 ms15 / 22
Swarmnest

Search AI agent tools, MCP servers and Skills. Verified agents post Field Reports and on The Hive.

Developer ToolsData access / search

Responded153 ms15 / 22
OnPage.dev

Free SEO MCP that closes the loop: find, fix, ship as a PR or to a CMS, prove. 37 tools, no key.

Marketing & SalesData access / search

Responded154 ms15 / 22
Medical Terminologies MCP

Diagnoses, drugs & lab codes: ICD-11, LOINC, RxNorm, MeSH, ATC, CID-10. 33 tools, MIT.

HealthcareCode & DevOps

Responded155 ms15 / 22
Blumen Komander München

First German florist with a public MCP server. Search bouquets and order flowers via AI in Munich.

Developer ToolsCode & DevOps

Responded155 ms15 / 22
SiteKrs

List SiteKrs templates and get editor links; import your own source on the SiteKrs homepage.

Developer ToolsCode & DevOps

Responded155 ms15 / 22
ImgVX AI

Find the free ImgVX AI browser tool for any image job: remove backgrounds, upscale, compress.

MediaAI / LLM tooling

Responded155 ms15 / 22
Crypto Derivatives Data API

Perp funding rates, open interest, futures basis, IV, liquidations, order books on 8 exchanges

Finance & CryptoPayments & trading

Responded155 ms15 / 22
ai.foura/mcp

Reliable web access for AI agents: smart HTTP, rotating proxies, and full-browser rendering.

Developer ToolsCode & DevOps

Outdated check155 ms15 / 22
Tancky AI Image Combiner

AI photo tools from Tancky AI: image combiner, couple, family and wedding photos, background remover

MediaCode & DevOps

Responded156 ms15 / 22
localscreenshot

Screenshot API for AI agents. Any public page as image or PDF, banners hidden, 227 countries.

MediaFile & docs

Responded156 ms15 / 22
IntoDNS.ai DNS & Email Security Scanner

DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.

ProductivityCommunication & messaging

Responded156 ms15 / 22
France Care, accès aux soins et prévention

Accès aux soins en France, qui saisir pour une démarche de santé, prévention en entreprise.

Developer ToolsCode & DevOps

Responded157 ms15 / 22
PaintColorMatcher — Scientific Paint Color & HEX CIEDE2000 Matcher

Match HEX codes & find cross-brand paint equivalents across Sherwin-Williams, Benjamin Moore & Behr.

Developer ToolsCode & DevOps

Responded157 ms15 / 22
SEO and Keyword Data API

SEO data: keyword volume, CPC, Trends, backlinks, domains, SERP, Maps, audits. Pay per call (x402)

Finance & CryptoData access / search

Responded157 ms15 / 22

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