MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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.

Connect your agent

17922 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
CyberMax Data

Free US data lookups: ZIP demographics, CISA KEV/EPSS CVEs, domain rank, county spending, recalls.

Developer ToolsCode & DevOps

Responded115 ms15 / 22
Japan Public Data (法人番号・登録支援機関・官公需入札)

Japan public data: corporate numbers, registered support organizations, government bid notices.

GovernmentCode & DevOps

Responded116 ms15 / 22
OpenNodes

Discover verified AI inference nodes, get the best node+model per task, pre-price chains.

Developer ToolsCode & DevOps

Responded116 ms15 / 22
Pryx

Buying advice for the French market: which appliance or electronics to buy, with live prices.

Developer ToolsCode & DevOps

Responded116 ms15 / 22
LiveScore MCP

Football live scores, fixtures, standings, top scorers, matches, teams and players for 1000+ leagues

MediaCode & DevOps

Responded116 ms15 / 22
OwnerSpec

Cited home water treatment answers, part matching and sizing calculators for AI agents.

Developer ToolsCode & DevOps

Responded116 ms15 / 22
IleZa.pl

Editorial fair prices for products in Poland, plus a Polish net salary and tax calculator.

Developer ToolsCode & DevOps

Responded117 ms15 / 22
DeepStack: Independent analysis of the AI economy

Where informed investors disagree, the evidence each side stands on, and the date that settles it.

Developer ToolsCode & DevOps

Responded118 ms15 / 22
Uganda Online Business Directory

Search a Ugandan business directory for businesses and services by keyword, category, or district

Developer ToolsCode & DevOps

Responded118 ms15 / 22
MatrixCalculator.net

Exact matrix calculations with step-by-step results for six core matrix operations.

Developer ToolsCode & DevOps

Responded119 ms15 / 22
ICANN registrar accreditation status

Is a domain registrar still ICANN-accredited, and has ICANN acted against it? 4,500+ registrars.

Developer ToolsCode & DevOps

Responded122 ms15 / 22
Packetrove

Open-source IP address and CIDR tools for network calculations and public IP lookup.

Developer ToolsCode & DevOps

Responded122 ms15 / 22
Repo Run Check

Check GitHub repos and shell commands for malware-delivery tricks before an AI agent runs them

SecurityCode & DevOps

Responded122 ms15 / 22
ScrubShifts Healthcare Jobs

Live US nursing and allied-health jobs, updated daily. Search by place, role, shift, pay.

HealthcareCode & DevOps

Responded123 ms15 / 22
KrystalView Analytics

Read-only MCP access to sessions, funnels, campaigns, errors, live visitors, and anomalies.

Marketing & SalesCode & DevOps

Responded124 ms15 / 22
AppScreenshoot MCP

Read-only MCP for App Store and Google Play screenshot templates and current size requirements.

Developer ToolsCode & DevOps

Responded125 ms15 / 22
Listing Location Toolkit

Listing and home buyer facts: drive times, people reached, schools, shops, flood, crime.

EducationCode & DevOps

Responded127 ms15 / 22
ProofFetch — Cited Web Evidence

Web pages your agent can quote: 1,000 full fetches a month free, no card, then $0.01 a page.

Developer ToolsCode & DevOps

Responded129 ms15 / 22
Livestock Counterparty Guard

USDA P&S checks for livestock buyers, dealers, agencies and packers before sale or onboarding.

Developer ToolsCode & DevOps

Responded130 ms15 / 22
ELC Conference 2027: tickets, perks, partnerships

ELC Conference 2027, Prague: tickets, attendee perks and partnership quotes from your AI assistant.

Developer ToolsCode & DevOps

Responded131 ms15 / 22
yieldsentinel

Policy check on a described yield position. Complement to yieldhunter. Research only.

Developer ToolsCode & DevOps

Responded133 ms15 / 22
l0g.fr Risk Intelligence

Read-only macro risk analysis, evidence, signals, and source-backed research from l0g.fr.

Developer ToolsCode & DevOps

Responded134 ms15 / 22
AI Footprint

Water and energy footprint of AI use: chat prompts, agent sessions, methodology and sources.

Developer ToolsCode & DevOps

Responded135 ms15 / 22
Fresh402 Agent Intelligence

Four web/API/Base workflows, 11 paid MCP/REST resources and free Register; x402/MPP/prepaid.

Developer ToolsCode & DevOps

Responded136 ms15 / 22

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