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

4136 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
app.vercel.renewalmatrix/renewalmatrix

Score a subscription flow against US click-to-cancel / auto-renewal laws.

OtherPayments & trading

Responded449 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Outdated check456 ms12 / 22
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
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Outdated check573 ms12 / 22
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
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
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

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