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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3337 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
Crypto prices and ZEC ETF flows

Live USD prices for the top 100 cryptocurrencies, plus a daily BUY/HOLD/SELL signal for Zcash.

Finance & CryptoPayments & trading

Responded531 ms13 / 22
Trillboards Campaign Planner

Plan and book out-of-home, CTV, video, audio and display campaigns, paid through Stripe.

MediaPayments & trading

Responded532 ms13 / 22
Crosswire - payment infrastructure pricing, coverage and stack design

Indicative pricing, coverage and stack design for high-risk and crypto payment infrastructure.

Finance & CryptoPayments & trading

Responded534 ms13 / 22
io.github.jdhart81/agent-metering

Usage metering + SLA accounting for agent services (the meter behind x402 micropayments).

Finance & CryptoCode & DevOps

Outdated check534 ms13 / 22
Grokzilla micro pay

32 x402 pay-per-call tools: SEO, agent audits, JSON/text utils, OSINT. USDC on Base; $1=300 calls

Finance & CryptoPayments & trading

Responded535 ms13 / 22
GW8 Signal API

Pay-per-call crypto signals, token verdicts, flows & briefs. x402 USDC on Base. Signal-only.

Finance & CryptoPayments & trading

Responded537 ms13 / 22
BentCrypto Machine Payments

Paid token risk and security intelligence for AI agents over MCP with x402 payments.

Finance & CryptoPayments & trading

Responded538 ms13 / 22
MUJ428 Trust Layer — Bind Approved Intent to Verified Effect

Payment-rail-independent intent-to-effect integrity for consequential agent actions.

Finance & CryptoPayments & trading

Outdated check538 ms13 / 22
com.scraptik/tiktok

Unofficial TikTok API & scraper: creator analytics, video data, comments, search. x402, no API key.

MediaBrowser & web scraping

Responded545 ms13 / 22
RegimeShift

Paid MCP for AI agents: vol risk premium, Agent-SOFR, max-LTV. $0.001 USDC on Base via x402.

Finance & CryptoPayments & trading

Responded549 ms13 / 22
io.github.mmahdiahamed92-png/autonomous-intelligence

Non-custodial, rug-gated crypto swaps + token safety + discovery for AI agents.

Finance & CryptoCode & DevOps

Responded552 ms13 / 22
AgentRead — bounded web context

Free HTML parsing; static web context at 0.01 USDC via x402. Paid reads need a wallet adapter.

Finance & CryptoPayments & trading

Responded555 ms13 / 22
Token Safety (Base)

Base token safety: one-call verdict, risk score, rug check, holders, momentum. x402 + free demo.

Finance & CryptoPayments & trading

Responded556 ms13 / 22
OnChainDiligence

Payment evidence and policy preflight, plus paid sanctions and company Evidence Provider checks.

Finance & CryptoPayments & trading

Responded557 ms13 / 22
io.github.0xSardius/solenrich

Solana onchain intelligence for AI agents: wallet risk, due-diligence, perps funding, smart money.

Finance & CryptoPayments & trading

Outdated check557 ms13 / 22
US Tax Estimator

Federal tax estimate, deadlines, FBAR/8938/3520 checks, §7702 screen, inherited-stock step-up.

Finance & CryptoPayments & trading

Responded562 ms13 / 22
io.github.contentfactory/eu-verify

European business verification for AI agents: registry, VAT, sanctions, IBAN. Pay-per-call x402.

Developer ToolsCode & DevOps

Responded562 ms13 / 22
PayFresco Payment Planner

Check fit for PayFresco processing, application readiness, payout cash flow, and currency plans.

Finance & CryptoPayments & trading

Responded564 ms13 / 22
Pulse Verity

Signed Bitcoin and crypto prices for AI agents: multi-exchange prices anyone can verify offline.

Finance & CryptoPayments & trading

Outdated check566 ms13 / 22
HelpMyAgent

Pay-per-call data APIs for AI agents: business, compliance, procurement, VAT and IBAN via x402.

Developer ToolsCode & DevOps

Responded568 ms13 / 22
io.github.goodmeta/intelligence-mcp

Agent payments ecosystem intelligence. Scans GitHub/HN/npm across AP2, ACP, x402, MPP, UCP.

Finance & CryptoPayments & trading

Outdated check568 ms13 / 22
sebbi.pro - the proof layer for AI

Prove AI decisions in Bitcoin: 755 compliance checks, bank fraud proof, AI payment checks. Free.

Finance & CryptoPayments & trading

Responded569 ms13 / 22
net.gentechlabs/x402-gateway

Pay-per-call x402 services for agents: risk scoring, DeFi, wallet and market data.

Finance & CryptoData access / search

Outdated check572 ms13 / 22
tech.distribution/distribution

Priced X creators, campaigns from a goal, plan changes, mandated payment links, proof and results.

Finance & CryptoPayments & trading

Outdated check572 ms13 / 22

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