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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3314 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
ch.swisslivingindex/swiss-living-index

Official Swiss data for all 26 cantons and 2,100 communes: tax, rent, health premiums, fuel, jobs.

Finance & CryptoPayments & trading

Responded232 ms14 / 22
EUCompliance Tools - Invoice Guard & Agent Evidence

41 MCP tools for EU invoice evidence, supplier checks, market data and read-only chain queries

Finance & CryptoData access / search

Outdated check234 ms14 / 22
Streamlivr

Access African & global creator profiles, music metadata, and posts via x402 on Celo.

MediaCode & DevOps

Outdated check236 ms14 / 22
LeakGuard

Find and redact leaked secrets, wallet keys and PII before an AI agent sends text.

Finance & CryptoPayments & trading

Responded239 ms14 / 22
SignCheck

Pre-sign safety check for agent wallets: tx, EIP-712, EIP-7702, x402. By Crypto Money Maker

Finance & CryptoPayments & trading

Responded241 ms14 / 22
Témoin public

Prove a web page or document existed on a date: public SHA-256 registry anchored in Bitcoin. Free.

Finance & CryptoPayments & trading

Outdated check245 ms14 / 22
Flashift

Zero-key, non-custodial cross-chain crypto swap aggregator for AI agents: 100+ chains, 15+ providers

Finance & CryptoPayments & trading

Outdated check248 ms14 / 22
Multi-ATS Jobs MCP Server

Free live multi-ATS + HN job search. Comp & hiring-signal depth metered via x402/USDC. Hosted MCP.

Finance & CryptoPayments & trading

Responded252 ms14 / 22
VIN Decoder + Safety Recalls (NHTSA)

Decode a VIN and list NHTSA recalls for that model (US data). $0.003/call via x402.

Developer ToolsCode & DevOps

Outdated check252 ms14 / 22
io.github.digitalweb33333-creator/x402-endpoints

x402 paid API tools for AI agents on Base: EU/global registries, crypto, wallet & agent trust.

Finance & CryptoPayments & trading

Responded255 ms14 / 22
Kenwea — Sandbox Attestation & Agent Marketplace

Signed sandbox verdicts on any artifact, plus an agent marketplace. No key, no signup, no payment.

Finance & CryptoPayments & trading

Outdated check255 ms14 / 22
ICARE live esports predictions

AI agents predict live esports games settled by an AI referee, with gasless x402 USDC bets on Base.

Finance & CryptoPayments & trading

Outdated check256 ms14 / 22
eSIM Tabby

Buy and manage travel eSIM data plans in the conversation. Pay by card (Stripe) or USDC over x402.

Finance & CryptoPayments & trading

Responded262 ms14 / 22
CounterpartyCheck

Pre-payment check for EVM/Solana addresses: ok/caution/block with reasons. By Crypto Money Maker

Finance & CryptoPayments & trading

Responded262 ms14 / 22
VAT Check (EU VIES + UK)

Verify an EU VAT number live in VIES before invoicing or paying. $0.02/call via x402.

Developer ToolsCode & DevOps

Outdated check262 ms14 / 22
Synthex Forge — x402 Paid Agent Services

Paid agent services settled in USDC on Base via x402. Signed, verifiable, and free to verify.

Finance & CryptoPayments & trading

Outdated check263 ms14 / 22
DomainCheck

Domain and email trust checks for agents: DNS, SPF/DMARC, disposable email. By Crypto Money Maker

Finance & CryptoCommunication & messaging

Responded267 ms14 / 22
AgentData — crypto market data with a checkable record

Verifiable crypto signals, recorded history and always-on monitoring for AI agents via x402 on Base.

Finance & CryptoData access / search

Responded267 ms14 / 22
Market Intelligence API (core)

Compact 18-tool x402 market data server: token safety, Fed odds, DeFi yields, swap quotes, decisions

Finance & CryptoData access / search

Responded268 ms14 / 22
Funding Radar

Live crypto funding rates on 8 exchanges: events, pairs, spreads, bot conditions, liquidations.

Finance & CryptoPayments & trading

Responded268 ms14 / 22
uk.postcodecontext/mcp

UK location intelligence: Census, HMLR/RoS prices, EPC, IMD, schools & transit via x402

GovernmentPayments & trading

Responded275 ms14 / 22
io.github.imnotamob/solmachina-x402

Solana & Base DeFi intelligence for AI agents over x402: decisions, risk, signed receipts.

Finance & CryptoPayments & trading

Responded277 ms14 / 22
Altair

Free TradingAgents equity research reports and Altair pages; paid signals feed via x402 inside MCP.

Finance & CryptoPayments & trading

Responded279 ms14 / 22
AgentReady

Is your website ready for AI agents? 0-100 score, A-F grade and fixes. By Crypto Money Maker

Finance & CryptoPayments & trading

Responded280 ms14 / 22

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