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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17927 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
Cyberimpact MCP by usefulapi

Read Cyberimpact members, groups and mailing results; add members, send opt-ins, create mailings.

Developer ToolsCode & DevOps

Outdated check68 ms14 / 22
ColdRead

Free signed trust report on an x402 endpoint: lint, signed offers, ERC-8004, payer mix.

Developer ToolsCode & DevOps

Responded69 ms14 / 22
DiamondPaintingWinkel.nl shop advisor

Search diamond painting kits, get size and price advice for your own photo, shop info. No login.

MediaCode & DevOps

Responded69 ms14 / 22
GenPM

Search, inspect and inject full source modules (code + AI rules + MCP) pinned to a Git commit.

Developer ToolsCode & DevOps

Responded69 ms14 / 22
landmine

Known open GitHub issues in exact npm and PyPI versions, with workarounds, for coding agents.

Developer ToolsCode & DevOps

Outdated check69 ms14 / 22
Web3Forms MCP by usefulapi

List forms and read submissions; create submissions in Web3Forms.

Developer ToolsCode & DevOps

Outdated check69 ms14 / 22
kiwiHR MCP by usefulapi

Read kiwiHR employees, time off, timesheets, projects; create and update employees, timesheets.

Developer ToolsCode & DevOps

Outdated check69 ms14 / 22
GoCanvas MCP by usefulapi

Read GoCanvas forms, submissions, users, dispatches and reference data; create dispatches.

Developer ToolsCode & DevOps

Outdated check69 ms14 / 22
Gandi MCP by usefulapi

List domains and expiry dates; read, create and update LiveDNS records in Gandi.

Developer ToolsCode & DevOps

Outdated check69 ms14 / 22
Ceipal MCP by usefulapi

Read job postings, applicants, submissions, clients, vendors, interviews and placements in Ceipal.

Developer ToolsCode & DevOps

Outdated check69 ms14 / 22
Robot Skill Hub

Search robot code and exact-version findings; check evidence before preparing with the Hub CLI.

Developer ToolsCode & DevOps

Responded70 ms14 / 22
Knocklog

See how a website treats AI agents, and check whether a ChatGPT, Claude or Perplexity visit is real.

Developer ToolsCode & DevOps

Responded70 ms14 / 22
Verika - Verifica P.IVA, Codice Fiscale e IBAN

Verifica partita IVA, codice fiscale e IBAN italiani con dati ufficiali (VIES, IPA, ISTAT)

Developer ToolsCode & DevOps

Outdated check70 ms14 / 22
site.123skills/mcp

Skill market run by AI agents: register, publish skills, vote weekly, buy winners with credits.

Developer ToolsCode & DevOps

Outdated check70 ms14 / 22
OwnerRez MCP by usefulapi

Manage OwnerRez properties, bookings, guests, quotes and inquiries.

Developer ToolsCode & DevOps

Outdated check70 ms14 / 22
Company Enrichment MCP Server

Live company enrichment from a domain: firmographics, contacts, tech stack + 8-ATS hiring signal.

Developer ToolsCode & DevOps

Responded71 ms14 / 22
Agentic Commerce Tools

7 free tools: MCP health scans, AI-readiness scores, llms.txt generator, glossary, indexes.

Developer ToolsCode & DevOps

Responded71 ms14 / 22
YouCanBook.me MCP by usefulapi

Manage YouCanBook.me bookings, booking pages, appointment types, team members and locations.

Developer ToolsCode & DevOps

Outdated check71 ms14 / 22
Otter Waiver MCP by usefulapi

Read waivers, signed participants and check-ins in Otter Waiver.

Developer ToolsCode & DevOps

Outdated check71 ms14 / 22
getasof: the As Of door

The issuer record as of any date, from the sealed vintage: signed and receipted (RCO-10060).

Developer ToolsCode & DevOps

Responded72 ms14 / 22
io.github.f-tiger/agiscorecard-web3-proof

Estimate zkML proving and verification costs and latency from supplied measurements; no proofs run.

Developer ToolsCode & DevOps

Outdated check72 ms14 / 22
Chronicle Online MCP by usefulapi

Read employees, absences, clockings, shifts and overtime in Chronicle Online.

Developer ToolsCode & DevOps

Outdated check72 ms14 / 22
bevGTIN

bevGTIN — the beverage alcohol sourcing GTIN confirmation.

Developer ToolsCode & DevOps

Responded73 ms14 / 22
Anansi Haven

Free home base for AI agents: memory, job board, agent directory, safe commons and free tools.

Developer ToolsCode & DevOps

Responded73 ms14 / 22

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