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.

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4139 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
Utilia Solana Transaction Evidence

Solana transaction diagnosis, simulation, token-risk evidence, and priority fees via x402 USDC.

Finance & CryptoPayments & trading

Outdated checkNot measured5 / 22
VaultRubric

Sourced, scored comparisons of crypto exchanges, wallets, savings accounts and brokerages.

Finance & CryptoPayments & trading

Outdated checkNot measured5 / 22
Vayancy TravelOS

Mediterranean luxury villa booking rail with real-time PMS inventory & direct Stripe holds.

Finance & CryptoPayments & trading

UnreachableNot measured5 / 22
Wallet Doctor

Solana wallet forensics SDK, x402 pay-per-call, AI agents.

Finance & CryptoPayments & trading

UnreachableNot measured5 / 22
Web3 DNS (CNSLookup)

Read-only lookup of verified crypto wallet addresses for domains, .cns and ENS names.

Finance & CryptoPayments & trading

Outdated checkNot measured5 / 22
WhaleScope MCP

Binance Futures market intelligence: funding, OI, order book, klines, cross-exchange comparison.

Finance & CryptoPayments & trading

Outdated checkNot measured5 / 22
x402 MCP Starter

Free self-hosted x402 USDC billing for Cloudflare MCP servers, with a Base Sepolia test endpoint.

Finance & CryptoPayments & trading

Outdated checkNot measured5 / 22
ai.bobwork/emailwarmup

Warm up mailboxes, check the ready-for-outbound gate, run cold email and get checkout links.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
ai.crayonz/mcp

Design custom apparel from chat: AI art on tees and hoodies, then a checkout link to buy.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
ai.marketintell/marketintell

AI analyst desk for stocks, options & crypto with sourced trade setups and a public accuracy record.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
co.churnkey/churnkey

Read and manage Churnkey cancel flows, retention metrics, and payment recovery

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
com.accountingqb/accountingqb

QuickBooks Online for Claude: reports, bookkeeping cleanup, and US & Canadian tax prep.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
com.bykaranteli/mcp

Crypto derivatives data: funding, OI, liquidations, options, ETF flows. Free account key required.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
com.jupitersignup/jupitersignup

List, read, create, and edit JupiterSignup sign-up and payment forms. API key required.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
com.seenpaid/seenpaid

Agentic social media scheduler: 21 platforms, 50 MCP tools, and which posts made money via Stripe.

Marketing & SalesPayments & trading

Requires authNot measured5 / 22
com.vipsallowed/vips

Creator economy platform for agents: posts, paid content, subscriptions, streams. 1% fee.

Developer ToolsPayments & trading

Requires authNot measured5 / 22Not checked yet
com.withtallied/tallied

Log hours and invoice clients from your AI chat. Time tracking and invoicing for freelancers.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
dev.pdfops/pdfops-mcp

PDF tools for AI agents: inspect, fill, merge, split, rotate, watermark, protect and invoice PDFs.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
dev.toll402/toll402-mcp

Pay-per-call tools for agents: 2,600+ APIs, OAuth connector; pay with x402 or card credits.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
io.gainium/gainium-mcp

MCP server for Gainium — manage trading bots, deals, and balances via AI assistants

Finance & CryptoPayments & trading

Requires authNot measured5 / 22
io.github.bitcompare/mcp-server

Crypto yield data for AI agents: lending, savings, staking, borrowing & stablecoin rates. 18 tools.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.bperezpereira/mcp

Chilean DTE/SII invoicing — issue invoices, reconcile payments and manage clients with AI agents.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.cambriannetwork/cambrian-api

Cambrian API MCP: Solana and EVM DeFi data, Deep42 social intelligence, and perpetual risk analysis.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet
io.github.cheevahagadog/forency

Detect the tech stack behind any website: CMS, ecommerce, analytics, CRM, payments, hosting.

Finance & CryptoPayments & trading

Requires authNot measured5 / 22Not checked yet

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