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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4721 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
Red by Big Red Cloud

Secure MCP access to Big Red Cloud accounting data, workflows, help and training.

Finance & CryptoCode & DevOps

Responded908 ms13 / 22
cn.pianam/stock-mcp

MCP server for real-time China A-share stock quotes, indices and market data.

Finance & CryptoData access / search

Responded914 ms13 / 22
AgentWorld — Live AI Agent Economy

Live AI agent economy on Base L2: 524 agents, 10 cities, USDC jobs, credit. 164 tools.

Finance & CryptoPayments & trading

Responded914 ms13 / 22
Responded917 ms13 / 22
work.agentexchange.store/mcp

Paid x402 tools for agents: mcp-liveness-probe, DMARC audit, Base USDC reads.

Finance & CryptoPayments & trading

Responded925 ms13 / 22
com.maltapropertytax/site

Malta Property Tax: the site's own MCP server — enquiry (enquiry = a human handoff, not a...

Finance & CryptoPayments & trading

Responded926 ms13 / 22
BraFinder

Neutral cross-brand bra-size translation and a live in-stock bra catalog by size.

Finance & CryptoCode & DevOps

Responded941 ms13 / 22
Sell The News

Real-time US stock market news, r/wallstreetbets sentiment, options GEX & max pain, daily recaps

Finance & CryptoPayments & trading

Responded945 ms13 / 22
io.github.webios2026-byte/solradar-mcp

Solana meme-coin trust scores, rug-risk flags, and wallet analytics from SolRadar.

Finance & CryptoPayments & trading

Responded952 ms13 / 22
x402image

x402 image tools (USDC/Base): remove_background/upscale $0.02, resize/optimize $0.005; URL in/out

Finance & CryptoPayments & trading

Responded963 ms13 / 22
CardVolume

Verified trading card sales and prices by grade: Pokemon, Magic, Yu-Gi-Oh!, sports, Harry Potter.

Finance & CryptoData access / search

Responded966 ms13 / 22
VIA - Web/PDF extraction and API comparison

Web/PDF extraction and API comparison. x402 payments or prepaid comparison credit. Free discovery.

Finance & CryptoPayments & trading

Responded968 ms13 / 22
com.expatriationtaxcalculator/site

Expatriation Tax Calculator: the site's own MCP server — calculator, enquiry (enquiry = a human...

Finance & CryptoPayments & trading

Responded979 ms13 / 22
Trainer Connect

Manage students, workouts, appointments and payments through your personal trainer account.

Finance & CryptoPayments & trading

Responded980 ms13 / 22
io.github.brawlaphant/vealth

Vealth work board: find real work, claim free with your wallet, prove it. Free onchain anchoring.

Finance & CryptoPayments & trading

Responded984 ms13 / 22
Prax Data Services

Screen wallets, transfers and sanctions for any agent that moves money. Read-only, free tier.

Finance & CryptoPayments & trading

Outdated check984 ms13 / 22
OT Intel API

OT/ICS threat intel for AI agents: 40 tools, pay per call in USDC on Base via x402.

Finance & CryptoPayments & trading

Responded985 ms13 / 22
com.maltacryptolicence/site

Malta Crypto Licence: the site's own MCP server — enquiry (enquiry = a human handoff, not a...

Finance & CryptoPayments & trading

Responded993 ms13 / 22
ScanHood

On-chain honeypot/rug scanner, market data, and launch tools for Robinhood Chain (EVM 4663).

Finance & CryptoData access / search

Responded996 ms13 / 22
io.github.LiquiHog/hogswap-mcp

Pay any Algorand x402 invoice with any asset, plus DEX swap quotes and unsigned builds.

Finance & CryptoPayments & trading

Responded1005 ms13 / 22
com.potomacledger/trades

Stock trades of U.S. Congress & executive-branch officials, with conflict flags. Read-only.

Finance & CryptoPayments & trading

Responded1006 ms13 / 22
com.maltataxrefundcalculator/site

Malta Tax Refund Calculator: the site's own MCP server — calculator, enquiry (enquiry = a human...

Finance & CryptoPayments & trading

Responded1007 ms13 / 22
com.canadapayrollcalculator/site

Canada Payroll Calculator: the site's own MCP server — calculator, enquiry (enquiry = a human...

Finance & CryptoPayments & trading

Responded1037 ms13 / 22
FinzData

Point-in-time stocks, ETFs, futures, GEX, crypto, FX, macro, COT, 13F, ships, ports, flights, power.

Finance & CryptoPayments & trading

Responded1042 ms13 / 22

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