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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4705 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
Covalent

Covalent / GoldRush MCP — unified wallet balances + transactions across 100+ chains (goldrush.dev…

Finance & CryptoPayments & trading

Outdated check6136 ms14 / 22
Bitquery

Bitquery MCP — trade-level blockchain data (DEX trades, transfers, holders) across 40+ chains via…

Finance & CryptoPayments & trading

Outdated check6156 ms14 / 22
Exchange

Exchange MCP — wraps the Frankfurter currency exchange API (free, no auth)

Finance & CryptoCode & DevOps

Outdated check6194 ms14 / 22
Cms Open Payments

CMS Open Payments, with annual dataset discovery through the official DKAN API.

Finance & CryptoPayments & trading

Outdated check6403 ms14 / 22
Analyst Ratings

Analyst Ratings — today's US stock analyst upgrades, downgrades, coverage initiations and…

Finance & CryptoCode & DevOps

Outdated check6637 ms14 / 22
42matters

42matters MCP — wraps the 42matters App Market Data API (42matters.com)

Finance & CryptoData access / search

Outdated check7231 ms14 / 22
Swapper - XMR to USDC swaps

Swap Monero (XMR) <-> native USDC on Arbitrum One. No account or API key required. For AI agents.

Finance & CryptoPayments & trading

Responded45 ms13 / 22
io.github.ryuamarines/text-slugifier

Converts text titles into URL-safe slugs and flags duplicates. x402 paid (Base mainnet USDC).

Finance & CryptoPayments & trading

Outdated check49 ms13 / 22
Brighter

Browse, backtest and write rule-based portfolios of tokenized US stocks.

Finance & CryptoPayments & trading

Responded51 ms13 / 22
com.openwakeword/wake-word-training

Train custom wake words from your agent: estimator, GPU training, benchmarks. Card or crypto.

Finance & CryptoPayments & trading

Responded53 ms13 / 22
Twelve Permissions

Browse, verify and buy Twelve Permissions NFTs on XRP Ledger. Every claim is checkable.

Finance & CryptoPayments & trading

Outdated check53 ms13 / 22
Parseo MCP by usefulapi

Upload invoices for OCR; read, export and correct extracted invoices in Parseo.

Finance & CryptoPayments & trading

Responded54 ms13 / 22
Yutai

Holder benefits for tokenized stocks: registry, chains, tokenizers and benefit availability.

Finance & CryptoPayments & trading

Responded55 ms13 / 22
RateSonar

Current and past Australian bank rates: home loans, savings and term deposits, with lender and date.

Finance & CryptoPayments & trading

Responded55 ms13 / 22
Men Groomer

Search Men Groomer (mengroomer.gr, Greece) trimmers, shavers and parts: price, stock, links.

Finance & CryptoData access / search

Responded56 ms13 / 22
cloud.fetcher/fetcher

The web capability layer for AI agents: render, extract, DNS, SSL, WHOIS & more via x402.

Finance & CryptoPayments & trading

Responded56 ms13 / 22
io.github.ryuamarines/robots-txt-checker

Checks if a URL path is allowed by robots.txt. x402 payment required (Base mainnet USDC).

Finance & CryptoPayments & trading

Outdated check58 ms13 / 22
2read.gr

Search 2read.gr (Greece) reading glasses: current price, stock and product links.

Finance & CryptoData access / search

Responded59 ms13 / 22
ProfitStore

Search ProfitStore (profitstore.gr, Greece) products: current price, stock and product links.

Finance & CryptoData access / search

Responded60 ms13 / 22
Triplicate – export documents

Export invoices, packing list, SI, PO from order data; HS codes; port codes; CBM; Incoterms prices.

Finance & CryptoPayments & trading

Responded60 ms13 / 22
Quipu MCP by usefulapi

Read contacts, invoices and book entries; create contacts and draft invoices in Quipu.

Finance & CryptoPayments & trading

Responded60 ms13 / 22
WebLens

Scrape, crawl, map and extract the web. Pay per call in USDC, no account or API key.

Finance & CryptoBrowser & web scraping

Outdated check60 ms13 / 22
Baron Power Play

Pay-per-call AI infra for agents: DeFi market data, LLM inference, STT/TTS. x402 v2, USDC on Base.

Finance & CryptoData access / search

Outdated check61 ms13 / 22
Fabler x402 Tools

Free catalog and 2,048-character secret-scan preview for Fabler's x402 agent tools on Base.

Finance & CryptoPayments & trading

Outdated check61 ms13 / 22

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