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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4628 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
SCVD General Store

Evidence observatory: x402/MPP inspection, signed receipt checks and settlement attestations.

Finance & CryptoPayments & trading

Responded143 ms15 / 22
JobNimbus MCP by usefulapi

Manage JobNimbus contacts, jobs, tasks, estimates and invoices from chat.

Finance & CryptoPayments & trading

Responded143 ms15 / 22
Briox MCP by usefulapi

Read invoices, journals and accounts; create customers, items and unposted invoices in Briox.

Finance & CryptoPayments & trading

Responded143 ms15 / 22
Bind ERP MCP by usefulapi

Read Bind ERP clients, products, inventory, invoices, orders; create prospects, clients, orders.

Finance & CryptoPayments & trading

Responded145 ms15 / 22
MoltNode by Chord

Read 31 blockchains over JSON-RPC and swap via Chord: best route, unsigned tx, simulation. No key.

Finance & CryptoPayments & trading

Responded146 ms15 / 22
NEMO x402 Micro-Services

34 paid tools: site/SEO, weather, crypto+markets, podcasts, YouTube, Polymarket. x402/MPP/Stripe.

Finance & CryptoPayments & trading

Outdated check147 ms15 / 22
ExpenseIn MCP by usefulapi

Read expenses, invoices, receipts and card transactions, and add expenses or notes in ExpenseIn.

Finance & CryptoPayments & trading

Responded149 ms15 / 22
RotaCloud MCP by usefulapi

Read RotaCloud shifts, attendance, leave, availability and payroll; create shifts and handle leave.

Finance & CryptoPayments & trading

Responded150 ms15 / 22
Fiken MCP by usefulapi

Read invoices, bills, contacts, ledger and bank balances; create drafts and contacts in Fiken.

Finance & CryptoPayments & trading

Responded150 ms15 / 22
bol.com MCP by usefulapi

Read bol orders, returns, offers and inventory; update an offer’s stock, price or sale status.

Finance & CryptoPayments & trading

Responded151 ms15 / 22
Plutio MCP by usefulapi

Manage Plutio clients, projects, tasks, time entries and invoices.

Finance & CryptoPayments & trading

Responded153 ms15 / 22
FreeAgent MCP by usefulapi

Read FreeAgent contacts, invoices, bills, banking and reports; add contacts, draft invoices, time.

Finance & CryptoPayments & trading

Responded153 ms15 / 22
aikstockdata — Korean Stock Data

Korean stocks: median price path after each DART filing type, T+1 closes, earnings. 12 tools, no key

Finance & CryptoPayments & trading

Outdated check153 ms15 / 22
Crypto Derivatives Data API

Perp funding rates, open interest, futures basis, IV, liquidations, order books on 8 exchanges

Finance & CryptoPayments & trading

Outdated check155 ms15 / 22
SEO and Keyword Data API

SEO data: keyword volume, CPC, Trends, backlinks, domains, SERP, Maps, audits. Pay per call (x402)

Finance & CryptoData access / search

Outdated check157 ms15 / 22
SiteCheck

225 pay-per-call agent tools: Polymarket, chain reads, DeFi, web, SEC, KYB, geo, dev, AI. x402

Finance & CryptoCode & DevOps

Outdated check158 ms15 / 22
Fakturowo MCP by usefulapi

Read invoices, clients and products in Fakturowo; create documents and update payment status.

Finance & CryptoPayments & trading

Responded159 ms15 / 22
afro.tools

Open-source API specs for African providers (payments, SMS, KYC, delivery) for AI agents.

Finance & CryptoPayments & trading

Outdated check159 ms15 / 22
ChargeOver MCP by usefulapi

Read ChargeOver customers, invoices, transactions, subscriptions, reports; create customers, quotes.

Finance & CryptoPayments & trading

Responded161 ms15 / 22
Lucyd

Trade Bitcoin Up/Down prediction markets on Lucyd: markets, order books, orders, positions.

Finance & CryptoPayments & trading

Responded162 ms15 / 22
Corsizio MCP by usefulapi

Read Corsizio events, attendees and registrations, including payment status. Read-only.

Finance & CryptoPayments & trading

Responded166 ms15 / 22
BrewMan MCP by usefulapi

Read orders, outlets, stock and purchase orders, and create or cancel orders in BrewMan.

Finance & CryptoPayments & trading

Responded166 ms15 / 22
Fatture in Cloud MCP by usefulapi

Read invoices, clients, suppliers and cashbook; create invoices and clients in Fatture in Cloud.

Finance & CryptoPayments & trading

Responded169 ms15 / 22
DecisionsCalc calculators

Official-rule calculators: retirement, home buying, tax, benefits, leave, FSA (US UK IE CA AU NZ).

Finance & CryptoPayments & trading

Outdated check172 ms15 / 22

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