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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3364 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
ai.deskcrew/agentic

Buy a managed AI phone agent for a business, paid keylessly via x402/RLUSD on the XRP Ledger.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
ai.reclypse.csv/agent-services

Paid deterministic CSV cleanup and source-HTML checks. x402 USDC on Base.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
app.tinkrr/intelligence

Bitcoin and YouTube video intelligence for AI agents. Pay-per-call via x402 USDC on Base.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
co.fingersai/fingers

The honest trust index for x402: check who you're paying before your agent pays.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
com.agentixshop/agentix

Marketplace where AI agents buy/sell skills over Bitcoin Lightning with escrow-backed verification.

Finance & CryptoPayments & trading

UnreachableNot measured4 / 22
com.alexstokes.api/uk-tender-data

Search UK Find a Tender notices. 3 free calls/day per IP; paid x402 MCP calls cost 0.01 USDC.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
com.cryptoexchangecomparehq/site

Crypto Exchange Compare HQ: the site's own MCP server — dataset, enquiry (enquiry = a human...

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
com.gitbuyer/mcp

Find the repo to build from: search 100k+ repos by base-fitness, clone free or buy over x402.

Finance & CryptoData access / search

Outdated checkNot measured4 / 22
com.jittee/splitbill

Split bills and collect payments through PayNow (Singapore) from your AI. MCP server for SplitBill.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
com.obsmetrics.paygent/agents

Pay-per-call safety guards for AI agents: injection, tool-call, signing, secret, x402-trust.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
com.rocket-core.intel/marketplace

Discover, quote & invoke RocketCore x402-paid cyber/market intelligence products.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
com.virohanalife/booking

Reserve a paid AI consultation with Akshay Shetty; returns a Stripe payment link.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
dev.fetchgate/fetchgate

Fetch any URL as clean Markdown or metadata, and buy digital goods via x402 — for AI agents.

Finance & CryptoFile & docs

Outdated checkNot measured4 / 22
dev.paypercall.extract/vend-api-merchant

Pay-per-call web intel: extract, search, link check, domain, geo, Nano. Settled via Nano x402.

Finance & CryptoData access / search

Outdated checkNot measured4 / 22
dev.workers.kikoribera03.flat-rate-llm/x402-tools

61 x402 pay-per-call tools that chain: each answer names the next call. No API key, no account.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
Outdated checkNot measured4 / 22
guru.junkyard.botfeeder/the-junkyard

Parsed public-domain market data for AI agents, priced below DIY inference cost, paid via x402.

Finance & CryptoData access / search

Outdated checkNot measured4 / 22
info.agentrank/agentrank

Is this AI agent or x402 service real and settlement-backed before you pay it? Trust check.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.Ansvar-Systems/uk-farm-planning

UK farm planning — crop rotation, gross margins, tax rules, APR, tenancy law

Real Estate & PropertyCode & DevOps

Outdated checkNot measured4 / 22
io.github.Ansvar-Systems/uk-farm-subsidies

UK farm subsidy schemes — SFI, Countryside Stewardship, payment rates, eligibility

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.atakanelik34/neo-x402-mcp

8-tool AI web intelligence suite: search, scrape, screenshot, SEO, docs, crypto, code.

Finance & CryptoBrowser & web scraping

Outdated checkNot measured4 / 22
io.github.bch1212/agent-commerce-mcp

Agent Commerce MCP — agent-native A2A storefront. Discovery, Stripe checkout, affiliate program.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22
io.github.FinStudio-png/finstudio-financial-models

Tax comparison, DCF valuation, unit economics, P&L forecast across 8 jurisdictions

LegalCode & DevOps

Outdated checkNot measured4 / 22
io.github.gigsoul/x402-api

AI API for marketing, content and outreach. 22 endpoints. Pay with USDC on Base via x402.

Finance & CryptoPayments & trading

Outdated checkNot measured4 / 22

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