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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4751 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
Czechia Payments (Stripe — cards / Apple Pay)

Czechia payments for AI agents — cards / Apple Pay via Stripe. Never holds funds.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
DataBR — API de Dados Públicos Brasileiros

Brazilian public data API for AI agents. BCB, IBGE, CVM, B3, compliance. x402 payments on Base.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
DealerSlip

Draft UK vehicle sales invoices from supplied deal facts, with totals and a private review link.

Finance & CryptoPayments & trading

UnreachableNot measured4 / 22
DeepBlue Crypto Signals

10 crypto tools for AI agents: BTC/ETH/SOL/XRP momentum signals, Polymarket odds, sentiment, x402.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
DeepBlue Trading Intelligence

Live crypto trading signals, sentiment, Polymarket analytics. Free demo + x402 micropayments.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
DeFi Liquidation Oracle API

Real-time DeFi liquidation risk levels by protocol and asset. DeFiLlama-powered. x402.

Finance & CryptoCode & DevOps

Outdated checkNot measured4 / 22
DeFi Yield Finder API

Best DeFi yields by token — APY, TVL, risk, protocol. DeFiLlama-powered. x402.

Finance & CryptoCode & DevOps

Outdated checkNot measured4 / 22
Denmark Invoices (Peppol / NemHandel via Storecove)

Denmark Peppol/NemHandel e-invoices for AI agents: send, check recipient, get delivery proof.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Denmark Payments (Stripe — MobilePay)

Denmark payments for AI agents — MobilePay via Stripe. Never holds funds.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
DEX Swap Quotes API

Best swap quotes across DEXes (Uniswap, SushiSwap, Aerodrome). Base & Ethereum. x402.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Outdated checkNot measured4 / 22
dino.markets

Matched Kalshi and Polymarket markets across sports, crypto, weather, and economics over MCP.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Dominican Republic Invoices (DGII e-CF facturacion electronica)

Dominican Republic DGII e-CF: AI agents authenticate and submit electronic invoices, stateless BYO.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Ecuador Invoices (factura electrónica / SRI via Datil)

Ecuador factura electronica for AI agents - issue and query SRI e-invoices via Datil. Stateless BYO.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
EDGAR Odd-Lots Streamable MCP

Live SEC EDGAR Form 4 odd-lot tender offer signals with x402 USDC settlement on Base.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Egypt Payments (Paymob — cards / mobile wallets)

Egypt payments for AI agents — cards / mobile wallets via Paymob. Never holds funds.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Email Verification API

Verify emails: syntax, MX records, disposable detection, quality score 0-100. x402 USDC.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
ENS Resolver API

Resolve ENS names to Ethereum addresses and reverse. x402 micropayment.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Erudite Intelligence x402 Services

80 paid MCP tools via x402 USDC micropayments. Crypto data, web scraping, auditing, and more.

Finance & CryptoBrowser & web scraping

Outdated checkNot measured4 / 22
Estonia Payments (Stripe — cards / Apple Pay)

Estonia payments for AI agents — cards / Apple Pay via Stripe. Never holds funds.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Ethereal Goods x402 Tools

70+ pay-per-call security, crypto, and data tools for AI agents via x402 USDC micropayments on Base

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Faber Machine Market

Paid machine-to-machine information tools with x402 USDC payment on Base Mainnet.

Finance & CryptoPayments & trading

UnreachableNot measured4 / 22
FeedOracle Compliance Agent

MiCA compliance evidence, stablecoin risk, macro regime, agent governance. 79 tools.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
FET112

Security intelligence for AI agents monitoring Ethereum before actions.

Finance & CryptoMonitoring & observability

UnreachableNot measured4 / 22

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