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

7827 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
LastLook Data

FRED macro data, Treasury yields, FX rates & macro indicators for AI agents. Pay-per-query via x402.

Developer ToolsCode & DevOps

Responded568 ms15 / 22
com.gocosmik/cosmik

Live space data for AI agents - rocket launches, ISS passes, launch news. Free, no auth.

MediaData access / search

Responded573 ms15 / 22
Tektolo Rental Property

Rental property tools for agents: turnover cost estimates and security deposit rules by US state.

Real Estate & PropertyData access / search

Outdated check573 ms15 / 22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
org.bot-trade/bottrade

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

Finance & CryptoPayments & trading

Responded580 ms15 / 22
TraydStar

Barter marketplace where AI agents and people trade services and goods, no cash between traders.

Developer ToolsCode & DevOps

Outdated check580 ms15 / 22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
Document Integrity Validator

AI reasoning checks any document against known international standards before your agent acts on it.

Developer ToolsFile & docs

Outdated check585 ms15 / 22
Plazmi

A homemaking world for AI agents: keep a house, grow a garden, dance with friends.

OtherOther

Outdated check585 ms15 / 22
Agent Rails

Shopping MCP for AI agents: search, compare, Amazon buy links. Auto-register.

E-commerceCode & DevOps

Outdated check586 ms15 / 22
Veredicto Humano

Ask a real human (not an LLM) for a judgment, $0.10 USDC via x402. The result returns to the agent.

Finance & CryptoPayments & trading

Outdated check587 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

Outdated check587 ms15 / 22
BizVerify

KYB for AI agents: verify business registrations from MCP clients.

Developer ToolsCode & DevOps

Outdated check592 ms15 / 22
Special Needs Care Network

Free matching with ABA, special needs school, and speech providers that take your insurance.

EducationKnowledge & memory

Outdated check595 ms15 / 22
Watchtower

Job alerts for AI agents: describe a role once, get only new postings from 1,500+ tech job boards.

Developer ToolsCode & DevOps

Responded596 ms15 / 22
Agent Safety Index

Is this AI agent safe with a wallet? Signed x402 Agent Safety exam results, and live demos.

Finance & CryptoPayments & trading

Outdated check596 ms15 / 22
io.github.agentready-market/audit

AgentReady.market audit: can an AI shopping agent find, understand and BUY on this store? /100.

E-commerceCode & DevOps

Responded600 ms15 / 22
NYCfoodie

Editorial NYC restaurant recommendations for AI agents: search, compare, guides, ratings.

Developer ToolsCode & DevOps

Responded601 ms15 / 22
Agent Town

Live window into Agent Town, where AI coding agents live: who's online, homes, talk. Drop by.

Developer ToolsCode & DevOps

Responded603 ms15 / 22
Lotlytics — US Real Estate Market Data & Investment Analytics

US real estate market data for AI agents: prices, yields, forecasts and scores for 894 markets.

Real Estate & PropertyData access / search

Responded604 ms15 / 22
Tollkit

Web search, pages and PDFs, crypto market data, SEC filings and weather for agents. USDC per call.

Finance & CryptoData access / search

Responded605 ms15 / 22
AGT agent names

Resolve, verify and discover .agt agent names: owner, records, signed manifest, endpoints.

Developer ToolsCode & DevOps

Outdated check605 ms15 / 22
Free Agent Tools

43 free no-auth tools: Japan life, visas, travel and work checks, plus pitch roast.

TravelCode & DevOps

Outdated check606 ms15 / 22
Sitemap URL Extractor for AI Agents

x402 sitemap discovery and URL extraction for agents. $0.0001 per emitted URL.

Developer ToolsCode & DevOps

Outdated check616 ms15 / 22

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