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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41824 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
io.github.krupalghori44-dev/infyicon-mcp

Search 161,000+ free icons; get SVG (single/bulk), PNG, related icons, webfont classes. No API key.

Developer ToolsCode & DevOps

Responded574 ms15 / 22
Jueban · Buddhist Companion

Read-only Buddhist scripture search, verified explanations, situation matching, and practice.

Developer ToolsCode & DevOps

Responded574 ms15 / 22
com.withresumeai/ats

Which ATS does a company use? Portal-verified answers for 743 employers + resume ATS check. No key.

ProductivityFile & docs

Responded574 ms15 / 22
Responded575 ms15 / 22
INDEC Argentina (no oficial)

Argentina's official statistics (INDEC): inflation, wages, poverty, trade, population. No signup.

GovernmentCode & DevOps

Responded576 ms15 / 22
Astro Agents - verifiable planetary timing data and astrology

Verifiable market-timing data for trading bots: Gann lines, events, analogues. Pay per call in MCP.

Finance & CryptoPayments & trading

Responded576 ms15 / 22
guide.officeleader/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Responded576 ms15 / 22
Privi Call

One number per AI agent: route MCP calls to any agent, every call sealed in an on-chain log.

Finance & CryptoCode & DevOps

Responded577 ms15 / 22
guide.maintenanceleader/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

OtherOther

Responded577 ms15 / 22
Article Content Extractor for AI Agents

x402 clean article text and metadata for AI/RAG. $0.002 per successful article.

Developer ToolsCode & DevOps

Responded578 ms15 / 22
Origami Tutor

Origami Tutor helps you find and fold paper crafts right in the chat.

EducationKnowledge & memory

Responded578 ms15 / 22
io.github.pooriaarab/liquidcooling

Find liquid-cooling vendors for 30-150 kW AI data centers.

Developer ToolsCode & DevOps

Responded578 ms15 / 22
io.github.NicolasMartalog/docweave-mcp

Generate and read PDFs for AI agents: a generate_pdf and a read_pdf tool, priced per document.

Developer ToolsFile & docs

Responded578 ms15 / 22
x402 Pay — USDC API Payment Helper

Pay for APIs with USDC. Read-only x402 payment discovery, verification, evidence, and status.

Finance & CryptoPayments & trading

Responded579 ms15 / 22
io.github.Maha-Strategies/mps-preflight

Claim-level provenance preflight for sanitized nonfiction passages; automated triage only.

Developer ToolsCode & DevOps

Responded579 ms15 / 22
Mode VC Startup Distribution Moat & Valuation Benchmarks

Evaluate startup distribution moat defensibility (Tier 1-5) and pre-seed valuation dispersion.

OtherOther

Responded580 ms15 / 22
ChronoGate

Timezone and business-day truth for agents: now, DST-safe convert, relative dates, holidays.

Developer ToolsCode & DevOps

Responded580 ms15 / 22
classifier.dev docs

classifier.dev documentation as tools: list, read and search the reference, benchmark and guides.

OtherFile & docs

Responded580 ms15 / 22
Tuki — Travel Marketplace (Chile y Latinoamérica)

Tours, alojamientos y traslados en Chile/LATAM con checkout único y precios de operadores locales.

Finance & CryptoPayments & trading

Responded580 ms15 / 22
org.bot-trade/bottrade

Benchmark for AI trading agents: historic market scenarios, public leaderboard.

Finance & CryptoPayments & trading

Responded580 ms15 / 22
Human For AI

Hire a real human for real-world verification, product testing, AI output review, and errands.

OtherOther

Responded581 ms15 / 22
Invoke — hire a human from your AI agent (first post free)

Let your AI agent hire a human for tasks it can't do — first post free.

Developer ToolsCode & DevOps

Responded581 ms15 / 22
Responded581 ms15 / 22
io.github.kody-w/raptr-agent-builder

Turn an idea or meeting transcript into a working single-file AI agent, check it, use it right away.

Developer ToolsCode & DevOps

Responded581 ms15 / 22

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