MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

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DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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3369 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
Powered Now MCP Server and API by Cotlet

Powered Now tradespeople job management MCP server: create quote, convert quote to invoice.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
Prexel Markets Pro

For Pro accounts: current Bitcoin Synthesis, Daily Brief and capture-pinned signal/domain evidence.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22
Procountor MCP Server and API by Cotlet

Procountor finnish business accounting MCP server: create invoice, approve invoice, create receipt.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
ProveCart

ProveCart helps agents make fewer mistakes before payment. Free practice exam & certification.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
ProxyJam

Buy and manage ISP proxies: offers, orders, renewals, traffic, whitelists and wallet.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Qanvo Stock Screener

Screen global stocks, options, ETFs and crypto in plain English, and set email alerts on any screen.

Finance & CryptoCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Qualy

Connect your AI assistant to Qualy to manage payments, billing, and contacts.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Quote.Trade MCP Adapter

Quote.Trade crypto DEX: market data, account, orders, deposits and stablecoin withdrawals.

Finance & CryptoData access / search

Requires authNot measured4 / 22Not checked yet
Qut Pay (Kaspi QR payments)

Kaspi QR payments (Kazakhstan) via Qut Pay: create invoices, check status, refund, sandbox tests.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Raven Wallet

Run all your Solana wallets from your AI: send, swap, split, consolidate and clean up.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
Rdp.Vision

Order and manage Windows RDP and Linux VPS servers paid with crypto: deploy, power, renew, top up.

Finance & CryptoCode & DevOps

Requires authNot measured4 / 22Not checked yet
RealtimeAPI.ai

Live data for AI agents: crypto, Hyperliquid, stocks, news, macro, predictions. Free key or x402.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Recall Kitchen

US recalls MCP: free API key/signup or x402 $0.025 Base; some tools need key; verify↑limits

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
recallsapi.com US recalls

Is it recalled? US recalls from 9 agencies by UPC, model, NDC, VIN or lot. Its API also takes x402.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Recaudo

Sell on WhatsApp and get paid in LATAM: CRM, payment links, collections, CFDI invoices, store.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22
Recur

Subscription payment platform for Taiwan — manage products, customers, and billing

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
Rendlet PDF

HTML or JSON templates (invoice, itinerary) to PDF. Free plan: 100 documents/month.

Finance & CryptoFile & docs

Requires authNot measured4 / 22Not checked yet
ReNoUn — Crypto Regime Classification

Crypto regime classifier for trading agents. 100% bounded regime accuracy. 50 free calls/day.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Reven

Accounting, tax and finance data for your Reven organizations, with OAuth consent.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22
Roraima for hosts

Hosts: read and record bookings, change prices, draft listings, rename devices. No payments.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
Roundhouse

Read-only analytics on x402 agent payments and ERC-8004 agent identity, with SQL.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Rubin Exchange

Rubin: self-custody DEX for crypto perpetuals & spot - trade, read positions, orders, balances.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
SA Crypto Tax Rules

SA crypto tax: FIFO capital gains, tax estimates, CGT exclusion, capital vs revenue, CARF

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
satoshidata — Bitcoin entity intelligence

Bitcoin entity and risk-exposure evidence for AI agents; keyless MCP, no risk_check score/verdict.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet

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