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

4749 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
Routescore

Read-only pre-sign evidence for onchain agents: route quality, MEV exposure, clear/caution verdict.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
Rowfeed Search & Market Data

ChatGPT visibility, SERP, Ads, Maps, Hotels, traffic, backlinks, News, Amazon, jobs, Trends.

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
RugRadar

Solana token danger warnings: rug, token-safety and honeypot checks $0.01; watch alerts $0.05/24h.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
SafePay Check

Judges a payment (PayPal, PYUSD or USDC) before an AI agent makes it. Signed proof. Moves no money.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
Saifuban

Hard daily caps on AI agents' API spend, plus phone approval before any other payment.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
Sanctions screening

Screen names and crypto wallets against OFAC, UK, EU and UN sanctions lists, with list dates

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
SatGate – Economic Firewall for AI Agents

Budget, payment and audit controls for AI agent API calls and MCP tool calls.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
Saybooks

Books your AI keeps from your own bank statements: cards, loans, bills, receipts and the tax year.

Finance & CryptoCode & DevOps

Requires authOutdated checkNot measured5 / 22
Scrapemint Market Data

SEC insider trades, 13F holdings, short interest, earnings calls and prediction market data

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
SEC EDGAR Filings & XBRL Company Facts

SEC EDGAR 10-K/10-Q/8-K filings and XBRL company facts by ticker, CIK or company name.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
Shopify Catalog Monitor

Track price drops, stock-outs, restocks, and new/removed products across Shopify stores.

Finance & CryptoCode & DevOps

Requires authOutdated checkNot measured5 / 22
SightRadar

Face recognition: index photos, find a person's photos from a selfie, batches, webhooks, billing.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured5 / 22
SimianX AI

8-agent research committee, live analysis and scored news on US stocks and crypto, for any agent.

Finance & CryptoCode & DevOps

Requires authNot measured5 / 22Not checked yet
SingIt x402

Chat, web search, page reading and market data; owner-set daily and per-request key limits (USDC).

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
SIWAI

Chart-pattern setups, screener, 13F funds, news and calendars for stocks, crypto, forex and more.

Finance & CryptoCode & DevOps

Requires authNot measured5 / 22Not checked yet
Skavio PDF, OCR & Document Processing MCP

OAuth PDF, OCR, invoice and audio processing with prepaid company credits; card or USDC funding.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
SmartCut

Cutlist optimization for sheet, linear and roll stock, with grain, kerf, nesting and saw exports.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
SMS Bridge

Scoped Android SMS access for AI agents, with Hebrew invoices, OTP, and tracking.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
SNACS Data

SEC dilution data, live market data, and news for U.S. equities, with point-in-time as-of queries.

Finance & CryptoData access / search

Requires authNot measured5 / 22Not checked yet
SOAR Record Gateway

SOAR security playbooks for AI agents: fetch, full-text search, and count. Metered via Stripe.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
SolidRPC

Manage blockchain RPC keys, networks, usage and prepaid billing with a scoped SolidRPC token.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
Soumtok Heart — agent wallet & marketplace

Agent wallet & Pulse Market MCP — register, hire with escrow, earn USDC. 20 tools. MIT.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
Spark

Build and run a business from your AI assistant, with hosting, payments, email and more built in.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured5 / 22
SplitScanner

Reverse stock split calendar, history and source filings. Requires SplitScanner or Signal8 Pro.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet

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