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.

Connect your agent

4705 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
HairDora Salon Scheduling

See your salon's free slots, appointments, stylists, services, clients, quotes and payments.

Finance & CryptoPayments & trading

Responded1352 ms14 / 22
shibaSIM eSIM Plans

Read-only travel eSIM plan lookup (USD prices) that links buyers to shibaSIM checkout.

Finance & CryptoPayments & trading

Responded1354 ms14 / 22
XRPLink

Verify XRP payments on Flare FDC. Agents subscribe or pay per attestation via x402 on XRPL.

Finance & CryptoPayments & trading

Outdated check1356 ms14 / 22
TokenZero

Ledger of record for AI spend: verifiable receipts, waste auditor & model arbitrage MCP.

Finance & CryptoPayments & trading

Responded1389 ms14 / 22
Mofi

Ask your AI about Brazilian bank spending. Read-only bank access, never moves money. Paid plan.

Finance & CryptoPayments & trading

Outdated check1402 ms14 / 22
SMB Compare

Ranks business software and payment providers by monthly cost at your numbers, AU, UK, US

Finance & CryptoPayments & trading

Responded1409 ms14 / 22
agentshop — cross-country economic reports

Economic reports for 20 economies, 2015-2025. Search free, pay per fetch in USDC on Base via x402.

Finance & CryptoPayments & trading

Outdated check1438 ms14 / 22
AlphaYou: Smart Money Intel

US stock filings, funds, insiders and Hyperliquid wallets, with sources and dates. Read-only.

Finance & CryptoPayments & trading

Responded1450 ms14 / 22
dev.usaref/reference-data

N American govt data, cited to source: rates, VAT, tax, wages, holidays, FX. 10 countries; USA free.

Finance & CryptoPayments & trading

Responded1465 ms14 / 22
dev.latamref/reference-data

LatAm govt data, cited to source: rates, VAT, tax, wages, holidays, FX. 22 countries; Brazil free.

Finance & CryptoPayments & trading

Responded1489 ms14 / 22
dev.mearef/reference-data

Mid-East govt data, cited to source: rates, VAT, tax, wages, holidays, FX. 9 countries; UAE free.

Finance & CryptoPayments & trading

Responded1498 ms14 / 22
dev.asiaref/reference-data

Asian govt data, cited to source: rates, VAT, tax, wages, holidays, FX. 28 countries; Japan free.

Finance & CryptoPayments & trading

Responded1504 ms14 / 22
Secant Agent Research Pack

Paid MCP web research for agents: search, extraction, citations, and x402 payment discovery.

Finance & CryptoPayments & trading

Outdated check1571 ms14 / 22
toll402 – EU & Nordic Data (x402)

Pay-per-call EU & Nordic data for AI agents: VAT/VIES, MiCA, ECB FX, holidays, DK power. x402.

Finance & CryptoPayments & trading

Responded1578 ms14 / 22
io.github.amvaleh/kadro-mcp-server

Search and book real photographers on Kadro (Iran) on a user's behalf, ending with a payment link.

Finance & CryptoPayments & trading

Responded1611 ms14 / 22
AgentIndex — measured reliability for agent services

Measured uptime, price and payment evidence for 19,021 agent services. Reliability, not quality.

Finance & CryptoPayments & trading

Outdated check1616 ms14 / 22
Veterical Vet Clinic

See your vet clinic's free slots, vets, service prices, payments and how busy each day is.

Finance & CryptoPayments & trading

Responded1675 ms14 / 22
dev.ausref/reference-data

Oceania govt data, cited: rates, VAT, tax, wages, holidays, FX. 8 countries; Australia free.

Finance & CryptoPayments & trading

Responded1806 ms14 / 22
Cashboard Signals

Market data for agents: perps, OI, funding, Solana wallet swaps. Paid per call in USDC over x402.

Finance & CryptoPayments & trading

Responded1852 ms14 / 22
Tokenbooks - crypto and fiat accounting and payments

Crypto and fiat on one double-entry ledger: sync wallets, reconcile, cost basis, audit-ready close.

Finance & CryptoPayments & trading

Responded1925 ms14 / 22
money.barker/stablecoin-yield

Barker's real-time stablecoin yield index + AI advisor + non-custodial deposit/redeem (x402 paid).

Finance & CryptoPayments & trading

Responded1933 ms14 / 22
PoloPan Fashion MCP Server

Fashion & apparel MCP: visual outfit search, stock verification, and 1-click checkout.

Finance & CryptoPayments & trading

Outdated check1994 ms14 / 22
OptimaYield free bank-treasury tools

Look up US banks and run rate-shock, margin, maturity-wall and reserve calculators. Free, no key.

Finance & CryptoData access / search

Responded2024 ms14 / 22
出口单 chukoudan

外贸出口计算与数据 / China export tools: tax refund, quotes, container loading, CBM, FX rates.

Finance & CryptoPayments & trading

Responded2129 ms14 / 22

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