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

4740 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
com.ai-rook.agents/trading-mcp

72 x402 endpoints: trading, AI inference, blockchain, escrow. USDC on Base+Solana.

Finance & CryptoPayments & trading

Responded322 ms12 / 22
io.github.mifactory-bot/mifactory-payments

Stripe payments for AI agents. Create links, verify, manage customers.

Finance & CryptoPayments & trading

Responded416 ms12 / 22
app.vercel.stripecheckup/stripecheckup

Scan pasted Stripe webhook/checkout code for common integration bugs.

Finance & CryptoPayments & trading

Responded429 ms12 / 22
x402 Oracle

Paid x402 help: debug 402 errors, review MCP manifests, rewrite Bazaar listings. USDC on Base.

Finance & CryptoPayments & trading

Outdated check456 ms12 / 22
taxmeup.xyz

Free educational tax deduction analysis. Check common deductions with IRS publication citations. Tax

Finance & CryptoKnowledge & memory

Responded462 ms12 / 22
JestSprout Meme Coin & Solana Rug-Check Tools

Solana rug checks, memecoin tools, swaps, and JestSprout Pay pages (Apple Pay, Solana Pay) + shop.

Finance & CryptoPayments & trading

Responded467 ms12 / 22
KlickyMart

Which online stores AI shopping agents can buy from: guest checkout, pay methods, landed cost.

Finance & CryptoPayments & trading

Responded488 ms12 / 22
S+S Agentic

Doors for AI agents: witness, letter, poison check, ghost check, wall. No account, no payment.

Finance & CryptoPayments & trading

Responded500 ms12 / 22
Avalanche AVAX MCP

Search and retrieve Avalanche blockchain documentation for building on AVAX.

Finance & CryptoPayments & trading

Responded514 ms12 / 22
loop-mcp

15 pay-per-call Bitcoin and developer tools, paid in sats over Lightning (L402).

Finance & CryptoPayments & trading

Responded538 ms12 / 22
Dmitry Voluntary Support

Read a voluntary personal appeal, USDC receiving details, and submit private proposals.

Finance & CryptoAI / LLM tooling

Responded568 ms12 / 22
Invexia Stock Research

Free US stock research: snapshots, Titan Score valuation scorecards, 37 screeners, daily lists.

Finance & CryptoPayments & trading

Responded568 ms12 / 22
Phoenix operational_context unpaid canary

Unpaid qualification-gated operational_context canary. Staging data. No wallet.

Finance & CryptoPayments & trading

Outdated check573 ms12 / 22
Hive Dispute

Agent-to-agent dispute resolution and arbitration with on-chain settlement

Finance & CryptoCode & DevOps

Responded580 ms12 / 22
Responded600 ms12 / 22
mcp-toolbelt

29 DNS, SEO, SSL, security, WHOIS & mail tools for AI agents. Pay per call (x402) or card API key.

Finance & CryptoPayments & trading

Responded808 ms12 / 22
HiveBank

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

Finance & CryptoPayments & trading

Responded824 ms12 / 22
JestSprout

AI meme coin concept generator: theme in, coin name, ticker, lore and logo out. Concepts only.

Finance & CryptoPayments & trading

Outdated check897 ms12 / 22
VLSI Korea Semiconductor Data

Semiconductor data for AI agents: 2,600+ articles in 9 languages, daily briefing, 113 tickers.

Finance & CryptoPayments & trading

Responded1098 ms12 / 22
io.github.danielxri/clawmerchants-mcp-gateway

MCP Gateway: wrap any MCP server with cold-start retries, uptime SLA, and per-execution MPP billing.

Finance & CryptoPayments & trading

Responded1853 ms12 / 22
Uncle Rental

Search Hong Kong uncles and create a checkout link for a companionship booking.

Finance & CryptoPayments & trading

Responded2078 ms12 / 22
io.github.Pink707Legendary/stock-moves-explained

Explains why stocks moved. 'Why did Tesla drop?' 'What happened to NVDA?' S&P 500/NASDAQ/Dow.

Finance & CryptoCode & DevOps

Responded2526 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

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