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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41733 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
Pandough

Flour-first dough plans: yeast, hydration, schedule from flour you own. No API key for plan tools.

Developer ToolsCode & DevOps

Responded313 ms15 / 22
McpStamp PDF Tools

Merge, split, extract, rotate, reorder and stamp PDF pages, and pull the text out of a PDF.

Developer ToolsCode & DevOps

Responded314 ms15 / 22
Presio

Present PDFs from the browser: upload to start a slideshow or validate Presio sidecars. No auth.

OtherOther

Responded314 ms15 / 22
Kennmarq.com

Rules and code for marking AI images, video and audio with C2PA and watermarks

MediaAI / LLM tooling

Responded315 ms15 / 22
io.github.tryflask/flask

Video review for agents: upload renders, read time-coded feedback, iterate version by version.

MediaCode & DevOps

Responded315 ms15 / 22
Wealthville

Solana + EVM liquidity-pool scores: Enter/Hold/Exit verdicts and 0-100 Wealthville Score.

Finance & CryptoPayments & trading

Responded316 ms15 / 22
Print and Mail Company

Print and mail real letters worldwide from the EU, incl. registered mail. Quote, compose, send.

OtherOther

Responded316 ms15 / 22
XRPL Token Guard

Read-only XRP Ledger token-risk, issuer-authenticity and wallet-security checks.

Finance & CryptoPayments & trading

Responded316 ms15 / 22
Arcadia Finance

Concentrated liquidity on Uniswap/Aero (rebalance, compound, leverage) or single-sided lending.

Developer ToolsCode & DevOps

Responded317 ms15 / 22
Canli Capital

443 finance tools, 60 prompts: quant, SEC and EU filings, fact checks, rates, odds, DeFi, macro.

Developer ToolsCode & DevOps

Responded317 ms15 / 22
fysio.care clinic discovery

Discover Swedish MSK clinics on fysio.care: search clinics, services, and open appointment times.

HealthcareData access / search

Responded317 ms15 / 22
McpStamp Leave Tracker

Employee leave and PTO: requests, approvals, balances, who is out, and conflict checks.

Developer ToolsCode & DevOps

Responded317 ms15 / 22
aipozi

Daily AI visibility: who ChatGPT, Claude, Gemini and Perplexity name instead of you. Domain tools.

OtherAI / LLM tooling

Responded318 ms15 / 22
Nausika

Mediterranean marine, nautical, sailing: forecasts, tides, sea routes, anchorages, POIs for AI.

Developer ToolsCode & DevOps

Responded318 ms15 / 22
dev.cz-agents/isir

Czech insolvency register (ISIR) — active/historical insolvency & bankruptcy by IČO or person.

Developer ToolsCode & DevOps

Responded318 ms15 / 22
eSIM SOS

Find travel eSIM plans, compare prices and create an order the user pays by link.

TravelData access / search

Responded318 ms15 / 22
CentreCareOS MCP by usefulapi

Read students, parents, attendance, invoices, rooms and daily reports in CentreCareOS.

Finance & CryptoPayments & trading

Responded318 ms15 / 22
UK Statutory Sick Pay and Maternity Pay

UK Statutory Sick Pay (April 2026 rules), Maternity Pay and National Living Wage from gov.uk.

GovernmentCode & DevOps

Responded318 ms15 / 22
Rein Agent Risk Scale

Agent Risk Rating, A–D (NR = not rated): self-declared and unverified; not a credit rating.

Developer ToolsCode & DevOps

Outdated check318 ms15 / 22
UGC Fans Studio

Turn a website into a launch film; trim, caption and reformat your own clips

MediaAI / LLM tooling

Responded319 ms15 / 22
xyz.spiralstake/leverage

Leveraged-yield router on Morpho. List strategies, simulate, and build UNSIGNED txs.

OtherOther

Responded319 ms15 / 22
Email Deliverability Checker

Check SPF, DKIM, DMARC, blocklists, reverse DNS and email headers against Gmail/Yahoo sender rules.

ProductivityCommunication & messaging

Responded320 ms15 / 22
Spala Public MCP

Discovery, OAuth, project operations, and exact project MCP handoff for Spala backend projects.

Developer ToolsCode & DevOps

Responded320 ms15 / 22
FeedB MCP by usefulapi

Read collected feedback with ratings, categories and sentiment, newest first, in FeedB.

Developer ToolsCode & DevOps

Responded320 ms15 / 22

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