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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4037 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
io.github.parkyucheol-del/alphapipeline

Pay-per-call x402 API for AI trading agents: pre-trade security checks, Polymarket & HIP-4 odds.

Finance & CryptoPayments & trading

Outdated check143 ms14 / 22
Docketwise MCP by usefulapi

Read contacts, matters, invoices and documents; create contacts, matters and notes in Docketwise.

Finance & CryptoPayments & trading

Responded146 ms14 / 22
Averray

Paid agent work and paid verification, settled in USDC. Verified outcomes get signed receipts.

Finance & CryptoPayments & trading

Outdated check147 ms14 / 22
EasyPost MCP by usefulapi

MCP server for EasyPost — rate shipments, buy & refund labels, track packages, verify addresses.

Developer ToolsPayments & trading

Responded149 ms14 / 22
io.github.ShieldZCash/mcp

Keyless non-custodial crypto payments for AI agents: payment links and tip jars, no API key.

Finance & CryptoPayments & trading

Responded150 ms14 / 22
Lightspeed Retail (X-Series) MCP by usefulapi

Read Lightspeed X-Series products, stock, sales, customers, stock orders; one-call sales reports.

Finance & CryptoPayments & trading

Responded155 ms14 / 22
Wire Cash: bank wire fees and transfer costs

US bank wire fees, cutoff times and the cheapest ways to send money to Mexico, India, Philippines.

Finance & CryptoPayments & trading

Responded161 ms14 / 22
3Q PDF & SheetKit

One-time purchase, no subscription: Windows PDF app with 36 offline commands and 8 Excel templates.

OtherPayments & trading

Outdated check167 ms14 / 22
Bookingmood MCP by usefulapi

Read Bookingmood bookings, availability, guests, payments and invoices; update bookings, contacts.

Finance & CryptoPayments & trading

Responded169 ms14 / 22
EntRoute

Discover and call pay-per-request (x402) APIs, ranked by reliability, latency and price.

Finance & CryptoPayments & trading

Outdated check175 ms14 / 22
SOS Inventory MCP by usefulapi

Read SOS Inventory stock and orders; create customers, items and purchase or sales orders.

Finance & CryptoPayments & trading

Responded185 ms14 / 22
io.github.roamzy-io/mcp-server

Agent-native global eSIM: buy for 193 countries, per-MB in USDT/USDC. Agents earn 20% referral.

Finance & CryptoPayments & trading

Outdated check187 ms14 / 22
Ethos

Ethos credibility scores and profiles for wallets and X accounts. Read-only, free, no key.

Finance & CryptoPayments & trading

Responded192 ms14 / 22
Altscan explorers

Keyless, read-only BNB Chain and Ethereum data: transactions by hash, tokens with a lookalike check

Finance & CryptoPayments & trading

Outdated check194 ms14 / 22
Mamo MCP

Official Mamo MCP: build a tokenized stocks portfolio and manage Mamo Accounts on Base.

Finance & CryptoPayments & trading

Responded197 ms14 / 22
Tariff & HS Code Duty Finder

Find an HS code, HTS code or customs code, and read the customs duty or import tax.

Finance & CryptoPayments & trading

Outdated check197 ms14 / 22
Crypto Due Diligence

Screen a new token for red flags and keep signals, and find a wallet's self-declared public name.

Finance & CryptoPayments & trading

Outdated check200 ms14 / 22
Agentic Finance Graph

Ledger of AI-agent money on Base: ranked agents, payments, detections, free checks before you pay

Finance & CryptoPayments & trading

Outdated check204 ms14 / 22
Mortgage Rates Today MCP

Mortgage rates today: Freddie Mac weekly 30 and 15 year fixed averages, history and payment math.

Real Estate & PropertyPayments & trading

Outdated check206 ms14 / 22
AdminPulse MCP by usefulapi

Read relations, invoices, tasks and documents; create tasks and log interactions in AdminPulse.

Finance & CryptoPayments & trading

Responded208 ms14 / 22
Świadectwo Energetyczne 24

Polish energy performance certificates: pricing, requirements, order, documents, payment link

Finance & CryptoPayments & trading

Responded209 ms14 / 22
ECB FX Reference Rates

Official ECB euro reference rates for invoices and tax returns. $0.004/call via x402.

Finance & CryptoPayments & trading

Outdated check209 ms14 / 22
Palmyr

Agent infra: email, phone, social, domains, VPS, wallets. Paid per-action via x402, no API key.

Finance & CryptoPayments & trading

Outdated check212 ms14 / 22
AlgoVault — Crypto Quant Trade Calls

The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.

Finance & CryptoPayments & trading

Outdated check213 ms14 / 22

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