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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4714 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
Basis Protocol

Attested risk scores for stablecoins, DeFi protocols and wallets, with receipts.

Finance & CryptoPayments & trading

Outdated check344 ms13 / 22
io.github.ANTONDrakon/duebuddy-invoices

Read incoming supplier invoices through a remote MCP server and get structured data for accounting.

Finance & CryptoPayments & trading

Responded356 ms13 / 22
x402 Merchant Check

Pre-payment merchant trust checks for x402 agents on Base and Solana.

Finance & CryptoPayments & trading

Responded359 ms13 / 22
AGORA Omega

Pay-per-call checks for AI agents: sanctions, MiCA, French KYB, AI Act. USDC via x402.

Finance & CryptoPayments & trading

Responded359 ms13 / 22
Advan: Solana trading tools

Non-custodial Solana trading MCP: Jupiter quotes/swaps, token risk, portfolio. x402-paid.

Finance & CryptoPayments & trading

Outdated check359 ms13 / 22
Chameleons

Polymarket traders checked for copy trading: 1–5★ or Can't copy. 90 d · modelled · not advice.

Finance & CryptoPayments & trading

Responded361 ms13 / 22
The Quant Space Research Corpus

Scored quant-finance paper corpus. Free search tools plus x402 pay-per-call premium tools.

Finance & CryptoData access / search

Responded364 ms13 / 22
YomaChichi Gift Shop

Search and buy YomaChichi gifts: Gloofwiggle mugs, hug pillows, portrait gift cards, with checkout.

Finance & CryptoPayments & trading

Responded365 ms13 / 22
PRG Risk Oracle

Market regime, 7-dimension risk vectors and payment hazard grades. Abstains when data is thin.

Finance & CryptoPayments & trading

Outdated check370 ms13 / 22
Batchloom Evidence

Free report citation preflight and real-source trials; paid evidence via a local wallet adapter.

Finance & CryptoPayments & trading

Responded373 ms13 / 22
Gloria AI

Real-time curated crypto news for AI agents with sentiment, recaps, and search.

Finance & CryptoCode & DevOps

Responded375 ms13 / 22
API Acre

75 x402-paid Base and Solana APIs with free discovery, samples, workflows, and Pixel Acre.

Finance & CryptoPayments & trading

Responded376 ms13 / 22
Blackwood State

Pay-per-call tools for agents: onchain data, ECB FX rates, text tools. USDC on Base, x402

Finance & CryptoPayments & trading

Responded382 ms13 / 22
Token Risk Checker

Base token risk screen: rug-pull liquidity, honeypots, copycats. Pay per call via x402 (USDC).

Finance & CryptoPayments & trading

Responded384 ms13 / 22
Ventis

Crypto data for AI agents: prices, Solana wallets, token risk, swap quotes. Pay per call via x402.

Finance & CryptoPayments & trading

Responded385 ms13 / 22
Brük — verified XRP Ledger answers

Verified XRP Ledger answers with proof: payment, send, and issuer checks. Pay per call via x402.

Finance & CryptoPayments & trading

Responded389 ms13 / 22
IDF Metale — gold & silver bullion (Poland)

Polish gold/silver bullion dealer: live PLN prices, stock, buyback prices, guides. Read-only.

Finance & CryptoPayments & trading

Responded394 ms13 / 22
SentEdge Idea Machine

Buy adversarially-debated AI product ideas over x402: $0.10 pulls, $1 buyouts, USDC on Base.

Finance & CryptoPayments & trading

Responded397 ms13 / 22
Psychevus email security tools

DKIM signature checks with DMARC alignment, email header analysis and payment-fraud checks.

Finance & CryptoPayments & trading

Responded409 ms13 / 22
Toys Hub

Browse Toys Hub: products, prices in ALL, stock, delivery and checkout links. Read-only, no sign-in.

Finance & CryptoPayments & trading

Responded416 ms13 / 22
Helium MCP Server - News, Markets & AI

Real-time news with bias scoring, live market data, and AI-powered options pricing

Finance & CryptoData access / search

Responded421 ms13 / 22
SCRIPTMASTERLABS — OmniPost

One post → native, validated posts for 14 social platforms, with x402 pay-per-call tools.

Finance & CryptoPayments & trading

Responded421 ms13 / 22
Bull OTC

Non-custodial RFQ and atomic swap settlement for AI agents. Escrow onchain, signed receipts.

Finance & CryptoPayments & trading

Responded422 ms13 / 22
Sharpnel Trading — Dealer Gamma Levels

Free dealer-gamma call walls, put walls and gamma flip for ES, NQ, SPX and QQQ, graded daily.

Finance & CryptoPayments & trading

Responded422 ms13 / 22

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