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

4644 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
Dados B3

Brazilian stocks (B3): 36 read-only tools. Fundamentals, dividends, FIIs, ETFs. Most need no key.

Finance & CryptoCode & DevOps

Responded786 ms15 / 22
RiskState — Crypto Risk Engine

Live BTC/ETH risk state: risk policy, market structure and trading playbooks. Keyless free tier.

Finance & CryptoPayments & trading

Outdated check806 ms15 / 22
Quietforge x402 Tools

Free tools: x402 endpoint directory + probe, on-chain x402 demand signal, sudoku, API pricing.

Finance & CryptoCode & DevOps

Responded808 ms15 / 22
TradingAgentStack

Verified results for AI trading bots, vaults and algo strategies, plus safety scores and incidents.

Finance & CryptoPayments & trading

Outdated check812 ms15 / 22
x402 Endpoint Check (Tanod)

Check an x402 endpoint before you pay it, then test a payment and follow it to settlement.

Finance & CryptoPayments & trading

Outdated check881 ms15 / 22
com.oceanalt/aml

Pre-payment checks for AI agents: sanctions and AML screening of payees, payment pages and requests.

Finance & CryptoPayments & trading

Responded885 ms15 / 22
x402 Micropayments MCP

Pay-per-call US city property compliance and Base tx checks, paid in USDC on Base via x402.

Finance & CryptoPayments & trading

Outdated check894 ms15 / 22
TWZRD Agent Intelligence

Pre-spend trust for AI agents that buy: check x402 services and product listings before paying.

Finance & CryptoPayments & trading

Responded901 ms15 / 22
within · luxury boutiques

Live stock at independent luxury boutiques: sizes, prices, where to buy, what it costs delivered.

Finance & CryptoPayments & trading

Responded927 ms15 / 22
Ontario Protocol

Find live x402 APIs for any task (0.005 USDC, no match no charge); Base balance, tx and gas reads.

Finance & CryptoPayments & trading

Outdated check934 ms15 / 22
Kristo Intelligence

Pay-per-call DeFi intelligence for AI agents on Base — x402, USDC, no keys.

Finance & CryptoPayments & trading

Outdated check958 ms15 / 22
Peer

Read Peer protocol, market, checkout, and Peer Cash data through one MCP server.

Finance & CryptoPayments & trading

Responded981 ms15 / 22
Agoranome seller tools

Get your x402 API found and bought: lint, Bazaar rank, buyer panel, demand gaps. Paid in USDC.

Finance & CryptoPayments & trading

Outdated check985 ms15 / 22
Stelar Signals

Crypto market signals and portfolio telemetry. 6 tools pay-per-call in USDC, no API key.

Finance & CryptoCode & DevOps

Responded996 ms15 / 22
io.github.ypratap11/dokimo-mcp

Verify AI-agent revenue: recompute a Merkle proof and check it against an on-chain anchor.

Finance & CryptoCode & DevOps

Responded1008 ms15 / 22
Consignatarias · Argentine Cattle Market

Argentine cattle market data: steer index since 2015, prices, auctions, land values, SENASA rules.

Finance & CryptoData access / search

Outdated check1029 ms15 / 22
xsolana

Design, check, simulate and launch Solana game economies on loot, one shared program, no contract.

Finance & CryptoPayments & trading

Responded1058 ms15 / 22
The Spice Melange Trading Desk: DeepBook market data connector

A Mentat's eye on Sui DeepBook v3: read-only market data plus desk template tools. No keys.

Finance & CryptoData access / search

Responded1075 ms15 / 22
Calculadoras laborales y tributarias PY/EC

Paraguay & Ecuador tax and labor calculators: IVA, severance, payroll, income tax, fines, RUC/CDC.

Finance & CryptoPayments & trading

Outdated check1156 ms15 / 22
Cryptominium

What a crypto position would really sell for: measured exit costs, address and transaction lookups.

Finance & CryptoData access / search

Outdated check1156 ms15 / 22
com.essentras/placements

Buy press coverage in 3,800+ vetted media outlets. Price a basket, get a checkout link.

Finance & CryptoPayments & trading

Responded1189 ms15 / 22
VibeCart

Agent-native commerce with trusted catalog, durable carts, and Stripe Checkout via MCP and UCP.

Finance & CryptoPayments & trading

Responded1209 ms15 / 22
AllPaintingsStore Trade Art Catalog

Wholesale art for hotels and trade: search paintings, check stock, price any size at volume.

Finance & CryptoPayments & trading

Responded1212 ms15 / 22
Bank Statement to CSV (Tanod)

Bank statement PDFs become CSV, JSON or QBO transactions with dates, amounts and balances.

Finance & CryptoFile & docs

Outdated check1220 ms15 / 22

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