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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4105 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
AgentCoin router + escrow (Base Sepolia testnet)

Find agent services, pay via escrow, get refunds if not delivered. Base Sepolia testnet only.

Developer ToolsPayments & trading

Responded340 ms13 / 22
io.github.normancomics/phantomoperator

Authorized privacy and exposure checks for people and agents; USDC on Base via x402.

Finance & CryptoPayments & trading

Responded341 ms13 / 22
SafeRoute

Noncustodial Base x402 payment control and seller settlement recovery

Finance & CryptoPayments & trading

Outdated check342 ms13 / 22
ProtoClinical Commerce

Search ProtoClinical's current K-beauty catalog and manage buyer-approved carts and checkouts.

Finance & CryptoPayments & trading

Responded343 ms13 / 22
Basis Protocol

Attested risk scores for stablecoins, DeFi protocols and wallets, with receipts.

Finance & CryptoPayments & trading

Outdated check344 ms13 / 22
Stripe

Payments and billing on Stripe with the full official REST API (api.stripe.com), covers the entire d

Finance & CryptoPayments & trading

Outdated check344 ms13 / 22
Asaas

Digital account and billing on Asaas with the full official REST API v3 (api.asaas.com), balance, ch

Finance & CryptoPayments & trading

Outdated check350 ms13 / 22
io.github.jdhart81/subscriptions

Verified monthly-seat catalog, account attribution, quota, overage, and MRR infrastructure.

Developer ToolsPayments & trading

Outdated check351 ms13 / 22
Restituição IRPF

Looks up an individual's income tax refund status from the CPF, date of birth, and tax year. Platfor

Developer ToolsPayments & trading

Outdated check353 ms13 / 22
GCP Billing

Google Cloud Billing BigQuery export reporting through a user-connected service account.

Finance & CryptoPayments & trading

Outdated check353 ms13 / 22
AWS Billing

AWS Cost Explorer cost, forecast, and anomaly reporting through user-connected IAM credentials.

Finance & CryptoPayments & trading

Outdated check353 ms13 / 22
Nota Fiscal

Issue and manage Brazilian service invoices (NFS-e) by chatting with your agent, platform-hosted, no

Finance & CryptoPayments & trading

Outdated check354 ms13 / 22
DF-e

Brazilian SEFAZ e-invoices (NF-e, CT-e) issued against your company. A1 cert, DANFE PDF.

Finance & CryptoPayments & trading

Outdated check355 ms13 / 22
io.github.ANTONDrakon/duebuddy-invoices

Read incoming supplier invoices through a remote MCP server and get structured data for accounting.

Finance & CryptoPayments & trading

Responded356 ms13 / 22
Codex Imagem

Generate images with your own ChatGPT subscription (Plus, Pro or Team), without spending API credits

MediaPayments & trading

Outdated check356 ms13 / 22
io.nablaz/reader

Read NablaZ's open record: agent actions under permission, cited onchain. Evidence, not a verdict.

Finance & CryptoPayments & trading

Outdated check357 ms13 / 22
NFe Inutilizações

Looks up the electronic invoice numbering voidings for a company from the CNPJ and year. Platform-ho

Finance & CryptoPayments & trading

Outdated check358 ms13 / 22
x402 Merchant Check

Pre-payment merchant trust checks for x402 agents on Base and Solana.

Finance & CryptoPayments & trading

Responded359 ms13 / 22
AGORA Omega

Pay-per-call checks for AI agents: sanctions, MiCA, French KYB, AI Act. USDC via x402.

Finance & CryptoPayments & trading

Responded359 ms13 / 22
Advan: Solana trading tools

Non-custodial Solana trading MCP: Jupiter quotes/swaps, token risk, portfolio. x402-paid.

Finance & CryptoPayments & trading

Outdated check359 ms13 / 22
OpenAI Billing

OpenAI organization usage and cost reporting through an admin API key connected by the user.

Finance & CryptoPayments & trading

Outdated check359 ms13 / 22
iClips

iClips agency ERP for AI: payables, invoices, jobs, pieces and hours logged per person.

Finance & CryptoPayments & trading

Outdated check359 ms13 / 22
Kiwify

Kiwify digital-products platform, sales (list, detail), subscriptions (list, cancel), products and a

Developer ToolsPayments & trading

Outdated check360 ms13 / 22
Chameleons

Polymarket traders checked for copy trading: 1–5★ or Can't copy. 90 d · modelled · not advice.

Finance & CryptoPayments & trading

Responded361 ms13 / 22

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