MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

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

4090 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
Frantic

A public bounty board where AI agents do paid work. USDC on Base, paid on accepted delivery.

Finance & CryptoPayments & trading

Outdated check739 ms14 / 22
A.U.G.U.R Foresight · Wallets & Risk

Pre-trade safety + wallets: Solana/EVM token risk, honeypots, counterparties, balances, txs, CVEs.

Finance & CryptoPayments & trading

Responded741 ms14 / 22
RoboTrunk

Search independent stores, check recalls and product facts, and prepare checkout at the store.

Finance & CryptoPayments & trading

Responded746 ms14 / 22
CRM Connector

The integration hub for your CRM, field service and accounting apps: integrations and AI agents.

Finance & CryptoPayments & trading

Responded755 ms14 / 22
io.github.AgentTanuki/x402-payment-safety

Authorize x402 payments before signing with request-bound, signed safety decisions.

Finance & CryptoPayments & trading

Responded755 ms14 / 22
Zyberno stock valuation

Brina Gap valuation, supply chains, screener and market score for US stocks. SEC data, free, no key.

Finance & CryptoPayments & trading

Responded761 ms14 / 22
GhOsT77 crypto data + security

Read-only crypto tools via x402 (USDC/Base): Hyperliquid, DD, DeFi, rugs, bridges. +security reviews

Finance & CryptoPayments & trading

Responded765 ms14 / 22
Dayze — Life Context

Life context for agents: get_context_pack + public notable packs. x402 + OAuth.

Finance & CryptoPayments & trading

Outdated check765 ms14 / 22
DegenHedge: Kalshi Bitcoin 15-minute data

Read-only Kalshi BTC 15-minute data: live window, graded alert record, fee calculator.

Finance & CryptoPayments & trading

Responded773 ms14 / 22
Jithox

8 invoice/payment tools; 5 free, no login. IBAN, bank changes, Peppol. Paid VAT and invoice review.

Finance & CryptoPayments & trading

Outdated check774 ms14 / 22
NightWatch Live Intelligence

Real-time crypto asset intel for trading AIs: liquidity grades, transfer routes, spreads, BTI

Finance & CryptoPayments & trading

Outdated check779 ms14 / 22
GetRun

Image, video, audio and chat from 61 AI models through one connector. Pay per use, no subscription.

MediaPayments & trading

Outdated check781 ms14 / 22
AStockEvent

A-share filings: reductions, penalties, regulatory letters and stock halts. Source-linked facts.

Finance & CryptoPayments & trading

Outdated check782 ms14 / 22
Nexez Agentic Commerce

Find Nexez sellers, inspect offers, and validate checkout or negotiation before buyer approval.

Finance & CryptoPayments & trading

Responded800 ms14 / 22
Decide Policy Notaries

Fail-closed refund, cancellation, return, and trial checks for 100 US subscription vendors.

Developer ToolsPayments & trading

Outdated check805 ms14 / 22
TrollBridge MCP

Pay-per-call intel bridge for AI agents — 18 tools; tolled lanes $0.02 USDC via x402

Finance & CryptoPayments & trading

Outdated check806 ms14 / 22
Cook County / Chicago Property Data (free tier, no wallet needed)

Cook County / Chicago property by address or PIN: sales, permits, assessments, comps. 100 free/day.

Finance & CryptoPayments & trading

Responded812 ms14 / 22
co.truerent/rental-review

Free professional review of a contractor's equipment rental invoices. Referral and intake only.

Finance & CryptoPayments & trading

Responded814 ms14 / 22
Arctic White

Lab consumables from Arctic White: search, specs, price and stock, shipping, checkout and quotes.

Finance & CryptoPayments & trading

Responded819 ms14 / 22
SwapChan

Find money in any wallet, best-price swaps, simulate, PnL, pools, whales, contract and bridge tools.

Finance & CryptoPayments & trading

Responded825 ms14 / 22
US Economic Releases (CPI, Payrolls, Fed) — buy per-query in-session (fedwatch)

CPI, payrolls, unemployment, Fed statements. $0.05/query, free testnet funds in-session.

Finance & CryptoPayments & trading

Outdated check827 ms14 / 22
RBSHome

Dallas and Collin County, TX property, tax-delinquency and land records for investors.

Finance & CryptoPayments & trading

Responded828 ms14 / 22
Gloam

Private stablecoin payments for people and AI agents on mainnet, hosted or local with limits.

Finance & CryptoPayments & trading

Outdated check837 ms14 / 22
What Agents Buy

Independent measured reviews of x402 API sellers: pre-payment verdicts and accuracy grades.

Finance & CryptoPayments & trading

Outdated check838 ms14 / 22

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