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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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
Ukraine Public Spending

Ukraine public spending MCP — State Treasury payment transactions (keyless).

Finance & CryptoPayments & trading

Responded102 ms14 / 22
Singularity Layer MCP

MCP for Singularity Layer - discover listings, manage assets, run payment flows, and use agents

Finance & CryptoPayments & trading

Responded104 ms14 / 22
io.github.benmilne-com/benmilne

Search and read essays by Ben Milne on payments, stablecoins, and company building.

Finance & CryptoPayments & trading

Responded106 ms14 / 22
Hyperliquid

Hyperliquid MCP — read-only market data from Hyperliquid's public info API.

Finance & CryptoData access / search

Responded112 ms14 / 22
Hnb Hr

Croatian National Bank (Hrvatska narodna banka, HNB) exchange-rate MCP. Keyless.

Finance & CryptoCode & DevOps

Outdated check130 ms14 / 22
Zillow

Zillow Research MCP — housing market data from Zillow's public CSV dumps.

Finance & CryptoData access / search

Responded143 ms14 / 22
Diogenes Web3, DeFi & 402 Security MCP

Smart contract audit oracles, Solana risk analysis, MEV defense & HTTP 402 verifiers.

Finance & CryptoPayments & trading

Outdated check143 ms14 / 22
Helius

Helius MCP — deeper Solana wallet/asset data than solscan (helius.dev)

Finance & CryptoPayments & trading

Outdated check165 ms14 / 22
MasaDeals

Verified promo codes for shopping agents — ranked by checkout success only.

Finance & CryptoPayments & trading

Outdated check240 ms14 / 22
app.vercel.ora-x402-gateway/sensations-mergulho

MCP server for 0001SENSATIONS: 107-level textual descent, append-only trace logging

Finance & CryptoPayments & trading

Responded259 ms14 / 22
Insider Trading

Insider Trading MCP — SEC EDGAR insider filings and material events

Finance & CryptoPayments & trading

Responded267 ms14 / 22
Crosodo

Cottage-food law by state and county, Crosodo products, checkout links, credential checks.

Finance & CryptoPayments & trading

Outdated check532 ms14 / 22
Kalshi

Kalshi MCP — US-regulated prediction-market data (no auth on public reads).

Finance & CryptoData access / search

Responded570 ms14 / 22
Jodi

JODI Oil + Gas — monthly production, consumption, imports, exports and closing stocks by country…

Finance & CryptoCode & DevOps

Responded605 ms14 / 22
PabandiOS

Trust and settlement for AI agents: portable attestations, escrow, x402/USDC payments on Solana.

Finance & CryptoPayments & trading

Responded646 ms14 / 22
com.costsegsmart/cost-seg-smart

Cost segregation study pricing and Year-1 depreciation/tax-savings estimates for US properties.

Finance & CryptoPayments & trading

Responded805 ms14 / 22
AisleNode Local Commerce (Meta Muse & Claude MCP)

Connect Meta Muse and Claude agents to live local retail store shelves and direct checkout.

Finance & CryptoPayments & trading

Responded972 ms14 / 22
AlgoMaker — quantitative trading strategy factory

Mine, validate and paper-trade quantitative trading strategies. The engine runs on your machine.

Finance & CryptoPayments & trading

Outdated check986 ms14 / 22
Actora — Agent Identity, Subscriptions & A2A

ERC-8004 agent identity, on-chain subscriptions, reputation, A2A tasks and chat over 53 tools.

Finance & CryptoPayments & trading

Outdated check1124 ms14 / 22
io.github.mambaventures/nzxplorer-mcp

NZX (New Zealand stock exchange) data: governance scores, financials, insider trades, boards

Finance & CryptoCode & DevOps

Responded5172 ms14 / 22
Alphavantage

Alpha Vantage MCP — Stock market data, fundamentals, and earnings

Finance & CryptoData access / search

Outdated check6114 ms14 / 22
Alpaca

Alpaca MCP — real-time US stock market data via the Alpaca Market Data API (data.alpaca.markets…

Finance & CryptoData access / search

Outdated check6127 ms14 / 22
Finra Fixed Income

FINRA Fixed Income aggregate market data (fleet #530).

Finance & CryptoData access / search

Outdated check6134 ms14 / 22
Covalent

Covalent / GoldRush MCP — unified wallet balances + transactions across 100+ chains (goldrush.dev…

Finance & CryptoPayments & trading

Outdated check6136 ms14 / 22

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