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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5788 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
Moltline Dropship Economics

Margin, lead time, SKU mapping and price-ladder maths for dropshipping. 4 of 6 free.

E-commerceData access / search

Responded706 ms15 / 22
HProxy

Free proxy list, live proxy checker and IP lookup for AI agents. No key, nothing to install.

Developer ToolsData access / search

Responded717 ms15 / 22
Manusights

Check if references exist or were retracted, look up journal AI policies, and preview manuscripts.

OtherData access / search

Responded732 ms15 / 22
workspaceAlberta

Search every CanadaBuys and Alberta Purchasing Connection tender. Free briefs; Pro bid-room tools.

OtherData access / search

Responded736 ms15 / 22
DaedalMap Geography Tools (loc_id)

Resolve coordinates and geographic identifiers to loc_id, crosswalks, and bounded shapes.

Data & AnalyticsData access / search

Responded749 ms15 / 22
Mode VC AI Chart Lab: 38 Empirical AI & Venture Charts

Search and retrieve time-series data across 38 empirical AI adoption and venture research charts.

OtherData access / search

Responded750 ms15 / 22
Vice City Mission: GTA 6

Free, unofficial GTA 6 server: release info, news, music, map pins, real-world landmarks, checklist

MediaData access / search

Responded750 ms15 / 22
Web Search (Tanod)

Search the web and the news from an agent, with page text in the results when you ask for it.

MediaData access / search

Responded760 ms15 / 22
SaaS Puppy

Look up or compare free-tier developer tools, with the catch spelled out.

Developer ToolsData access / search

Responded775 ms15 / 22
SnowSure — Snow & Ski

Live ski snow, multi-model forecasts, powder rankings & a grounded Answer Engine for 500+ resorts.

TravelData access / search

Responded776 ms15 / 22
Organiq GEO

Search Console and GA4 analysis (read-only Google): queries, decay, cannibalization, AI traffic.

OtherData access / search

Responded789 ms15 / 22
Mode VC: AI Venture Research Charts & Investor Atlas

Query 38 empirical AI market charts, evaluate distribution defensibility, and search 3,650+ VCs.

OtherData access / search

Responded797 ms15 / 22
Rokha

Search a registry of agent skills and MCP servers, then run them for real. No install, traced.

Developer ToolsData access / search

Responded802 ms15 / 22
runx

The governed runtime for agent skills. Search the catalog and inspect a skill before running it.

Developer ToolsData access / search

Responded803 ms15 / 22
Pinchy

Find coupon and promo codes for any online store, ordered by how likely they are to work.

E-commerceData access / search

Responded808 ms15 / 22
tlly

Hosted dashboards and scheduled data jobs for AI agents, with thresholds, alerts and share links.

Data & AnalyticsData access / search

Responded824 ms15 / 22
Forever In Our Hearts

Read-only lookup of public memorials, funeral notices and partner funeral homes.

OtherData access / search

Responded830 ms15 / 22
SaveWell

Original Medicare: surgery-center vs. hospital costs, Medigap rewards, and specialists near a ZIP.

HealthcareData access / search

Responded847 ms15 / 22
LeadMarina

Verified local-business leads: search by niche and US city, export to Close, GoHighLevel or Sheets.

Marketing & SalesData access / search

Responded849 ms15 / 22
Lebanese Legislation

Search and read Lebanese laws, articles, court rulings and Gazette issues. Verbatim texts only.

LegalData access / search

Responded870 ms15 / 22
StringSpec

Lab measurements of nearly 800 tennis strings: search, compare and get recommendations.

Developer ToolsData access / search

Responded873 ms15 / 22
Username Inspector

Look up username availability on 12 resale platforms (links where blocked); compare seller fees.

OtherData access / search

Responded874 ms15 / 22
EchelonGraph CVE & Exposure

CVE, KEV, EPSS, SBOM and advisory lookups; per-CVE exposure from Shodan data (© Shodan). Keyless.

SecurityData access / search

Responded928 ms15 / 22
Nôm Na Việt — Hán Nôm Dictionary

Vietnamese Chữ Nôm & Hán: lookup, search, conversion, and original Đại Nam Quấc âm tự vị entries.

OtherData access / search

Responded929 ms15 / 22

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