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

4687 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
com.eckari/capabilities

Deterministic company, entity and location lookups for agents - per call, x402 or API key.

Finance & CryptoData access / search

Responded143 ms14 / 22
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Outdated check143 ms14 / 22
SatoshiMacro Market Data

Live crypto cycle data: 48-signal Bitcoin cycle model, Bitcoin ETF flows, ASX ETFs, altseason

Finance & CryptoData access / search

Responded144 ms14 / 22
MCPFax Macro & Market Intelligence

Prices and rates that state when they were observed, so you know what you are trusting.

Finance & CryptoData access / search

Responded146 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
SYNTHORA x402 Intelligence Mesh

Calibrated intelligence via x402 (USDC Base). ERC-8004 #84581: 272 payments, 49 wallets.

Finance & CryptoPayments & trading

Responded147 ms14 / 22
Averray

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

Finance & CryptoPayments & trading

Outdated check147 ms14 / 22
TickerInside ETF Holdings

US ETF and mutual fund holdings, which ETFs hold a stock, overlap, look-through. Free, no API key.

Finance & CryptoPayments & trading

Responded148 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
AgentReeve Crypto Market Data

Crypto market data for AI agents: any coin via asset=, scanners, Bitcoin depth. x402, free samples.

Finance & CryptoData access / search

Responded154 ms14 / 22
CasitaTax

Spanish non-resident tax on a home in Spain: Modelo 210 estimate, deadlines, town cadastral data

Finance & CryptoPayments & trading

Responded154 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
JYOTINT Sealed Forecasts

Bitcoin-anchored sealed-forecast record: search, grades, calibration, luck test. Read-only, no key.

Finance & CryptoPayments & trading

Responded158 ms14 / 22
io.github.digitalweb33333-creator/x402-solana

x402 paid API tools for AI agents on Solana: crypto safety, market data, KYB/AML verification.

Finance & CryptoData access / search

Responded158 ms14 / 22
FlareWarden

Check if a site or service like Stripe is down, and monitor your sites, cron jobs and status pages.

Finance & CryptoMonitoring & observability

Responded160 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
Local AI Prices

Daily prices, stock and measured LLM speeds for local AI computers and graphics cards.

Finance & CryptoAI / LLM tooling

Responded162 ms14 / 22
OpenRobotKits

Live prices, stock, sellers for open-source robot kits (SO-101, Stringman). Read-only, no sign-in.

Finance & CryptoPayments & trading

Responded164 ms14 / 22
be.afhaalgroothandel/shop

Dutch family B2B wholesaler since 1992: toys, gifts, party and seasonal items from own stock

Finance & CryptoPayments & trading

Responded165 ms14 / 22
Country Macro Indicators (World Bank)

Official World Bank macro indicators (GDP, inflation...) by country. $0.005/call via x402.

Finance & CryptoCode & DevOps

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
Bill & Budget Board

Read-only: sorts your bills by due date, totals unpaid, compares planned vs actual budget. No bank.

Finance & CryptoPayments & trading

Responded170 ms14 / 22
AgentGate

Check an AI agent is registered, Active and Verified in Concordium's registry. By Crypto Money Maker

Finance & CryptoPayments & trading

Responded171 ms14 / 22
ai.ohmyfin/invoice

Cross-border invoices for AI agents: parties screened, VAT ID checked, EN 16931 e-invoice in PDF.

Finance & CryptoPayments & trading

Responded172 ms14 / 22

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