MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

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Remote MCP servers

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4745 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.llm-bus/llm-bus

Coordinate multiple AI agents over MCP: atomic claims, leases, shared ledger, handoffs, tasks.

Finance & CryptoAI / LLM tooling

Requires authNot measured5 / 22
com.taxlocus/taxlocus

US sales tax for AI agents: rates, economic nexus, taxability, filing. Citation-backed.

Finance & CryptoKnowledge & memory

Requires authNot measured5 / 22
com.withtallied/tallied

Log hours and invoice clients from your AI chat. Time tracking and invoicing for freelancers.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
dev.pdfops/pdfops-mcp

PDF tools for AI agents: inspect, fill, merge, split, rotate, watermark, protect and invoice PDFs.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
dev.toll402/toll402-mcp

Pay-per-call tools for agents: 2,600+ APIs, OAuth connector; pay with x402 or card credits.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
io.gainium/gainium-mcp

MCP server for Gainium — manage trading bots, deals, and balances via AI assistants

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
io.github.adam-messinger/cashflow

Personal finance ledger for AI agents — query spending, track bills, forecast cash flow.

Finance & CryptoCode & DevOps

Requires authNot measured5 / 22
io.github.bitcompare/mcp-server

Crypto yield data for AI agents: lending, savings, staking, borrowing & stablecoin rates. 18 tools.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.bolivian-peru/proxies-sx-mcp-server

Residential and mobile proxies and Private modems for AI agents: proxy URLs, stock, rotation, top-up

Finance & CryptoCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.bperezpereira/mcp

Chilean DTE/SII invoicing — issue invoices, reconcile payments and manage clients with AI agents.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.cambriannetwork/cambrian-api

Cambrian API MCP: Solana and EVM DeFi data, Deep42 social intelligence, and perpetual risk analysis.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.Casterdly/jarvis-market-signals

Live crypto market signals for AI agents: perp liquidations, funding, OI positioning, yield, FX.

Finance & CryptoCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.cheevahagadog/forency

Detect the tech stack behind any website: CMS, ecommerce, analytics, CRM, payments, hosting.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.CryptoAPIs-io/mcp

Combined Crypto APIs MCP server — all 14 products in one process

Finance & CryptoCode & DevOps

Requires authNot measured5 / 22Not checked yet
io.github.docracy1/chasa

AI invoice follow-up emails for freelancers. Draft-only, never sends for you.

Finance & CryptoPayments & trading

Not measuredNot measured5 / 22
io.github.finmanagerai/atlas-mcp-server

Scan options flow, analyze real-time market data, and build investing and trading workflows.

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
io.github.gdietsch/trading-signals-mcp

Trading tools for agents: AI trade brief, pre-trade check, event gate, insider buys. Remote or x402

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.gigshow/decker

Deterministic market-state engine for trading agents — state, gate, coordinates, with receipts.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.imsrvstv/fixledger-mcp

Free <50ms Peek-Before-Pay error-to-fix & breaking-change oracle (MCP + x402 Base USDC).

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.Infinihash/infinihash-kyt-mcp

Screen crypto wallets vs OFAC SDN + threat intel; pre-payment checks, signed receipts; SAR drafts

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
io.github.invoicepdfs/mcp

Render invoices and credit notes as PDFs, and check them against EN 16931 e-invoicing rules.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.javyxx/xestando

Spanish SME suite: VeriFactu invoices, time clock, e-sign. AI drafts; you approve.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
io.github.JdPG23/market-data-toolkit-mcp

19 market-data tools for AI agents: company KYC, SEC filings, patents, auctions, tenders

Finance & CryptoData access / search

Requires authNot measured5 / 22
io.github.JessieJanie/skim402

Clean markdown and structured web data. Free card API key; wallet/x402 pay-per-call optional.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet

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