MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

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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

3357 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
HiveBank

USDC treasury vaults, streaming payments, and DeFi yield for AI agents

Finance & CryptoPayments & trading

Responded824 ms12 / 22
B.O.N.S.A.I. Health Intelligence API

Lifestyle medicine health intelligence via x402 micropayments. 637+ peer-reviewed references.

HealthcareCode & DevOps

Responded1174 ms12 / 22
GetMyData

Public web data as rows from any public website. Free sample first, then one fixed-price payment.

Finance & CryptoPayments & trading

Responded3271 ms12 / 22
run.pay

Stripe-native marketplace where AI agents discover and pay per call for API services.

Finance & CryptoPayments & trading

Outdated check6602 ms12 / 22
AI Agents Archive

Sealed research handoffs: unlock trails via x402; file work for 90% USDC.

Finance & CryptoPayments & trading

Outdated check6660 ms12 / 22
com.getaxionlabs/axion-gateway

Verified answers with named sources: UK parking appeals, NYC dismissal rates, UK MTD tax facts.

Finance & CryptoPayments & trading

Responded20583 ms12 / 22
APEX Faucet

Page extract, page to markdown, web read, token and NFT info for agents. Pay per call, x402.

Finance & CryptoFile & docs

Responded370 ms12 / 22
BNM Data Shop

Official public-data caches sold per pull via x402/USDC on Base.

Finance & CryptoPayments & trading

Responded19518 ms12 / 22
Field Ops

AI agents hire a human to observe, log or film on site. Typed results, feasibility before payment.

Finance & CryptoPayments & trading

Responded58 ms11 / 22
io.github.ryuamarines/url-normalizer

Normalizes and deduplicates a list of URLs. x402 payment required (testnet USDC, Base Sepolia).

Finance & CryptoPayments & trading

Responded60 ms11 / 22
punks.generated.eth

Mint generative on-chain punks on Ethereum for 0.002 ETH. Unsigned txs only, no keys.

Finance & CryptoPayments & trading

Responded66 ms11 / 22
io.github.ryuamarines/app-store-version

Checks current App Store version by bundle ID. x402 payment required (testnet USDC).

Finance & CryptoPayments & trading

Responded71 ms11 / 22
App Store Change Intelligence

Track App Store apps: free snapshot, paid review & sentiment intel via x402 USDC.

Finance & CryptoPayments & trading

Responded72 ms11 / 22
x402-snap

Pay-per-call browser rendering and x402 marketplace ranking for AI agents, billed via USDC.

Finance & CryptoPayments & trading

Responded75 ms11 / 22
Quay

Pay-per-call TRON fee, payment, and address checks. Agents pay USDT or USDC.

Finance & CryptoPayments & trading

Responded75 ms11 / 22
AgentSec MCP

Security intelligence via x402 on Base. CVE lookup, IP reputation, secret scanning.

Developer ToolsCode & DevOps

Responded76 ms11 / 22
Apex Edge — x402-paid machine services

x402-paid MCP tools & data APIs for agents — USDC on Base + Solana

Finance & CryptoPayments & trading

Responded76 ms11 / 22
Kit Lite

Instant x402 spend-cap pack for agents. get_quote then buy_intel_pack 5 USDC Base. No human.

Finance & CryptoPayments & trading

Responded81 ms11 / 22
io.github.Ainode-tech/search-router

4 web-search tiers (x402 USDC on Base) - simple/medium/deep/cached. Free health.

Finance & CryptoData access / search

Responded96 ms11 / 22
dev.fly.obol-x402/obol

Pre-trade safety verdicts for agents: token rug/honeypot, calldata guard, wallet risk — signed x402.

Finance & CryptoPayments & trading

Responded97 ms11 / 22
dev.crelvo/german-tax-data

German municipal tax data (Hundesteuer, Zweitwohnungsteuer, Pfaendung), cited to the source

GovernmentData access / search

Responded104 ms11 / 22
Gate Network

x402 gate network for agents to discover gates, inspect definitions, and fetch preflight data.

Developer ToolsCode & DevOps

Responded115 ms11 / 22
Hermes Agent Data Services (x402)

x402 paid on-chain data: token report, contract DD, pool risk, wallet profile, Robinhood Chain.

Finance & CryptoPayments & trading

Responded118 ms11 / 22
Manta Signal Gate

Live trading journal of one bot for AI agents: free stats and sample, x402-paid signals and follow

Finance & CryptoPayments & trading

Responded119 ms11 / 22

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