"Pi-hole" matching MCP connectors:

Agent-to-business commerce sandbox: intents, offers, bookings. Demo data, ed25519-signed calls.

320 AI models + 2,720 pay-per-call APIs. x402 USDC on Base or Solana, no API key.

Monetize any MCP server: x402 paywall, pay-per-call billing in USDC on Base, agent marketplace.

AI/LLM agent output audit MCP: policy eval, tamper-evident chain, AI safety, x402 USDC on Base.

Find available sponsorship slots and create buyer-confirmed Stripe Checkouts on kannkidas.de.

Analyzes delegated AI payment authority and exposes supported Stripe/x402 evidence contracts.

Workflow diagnostics, capability routing, and x402 settlement for MCP-compatible agents.

EUR settlement + trust for AI agent commerce: budgets, KYA, merchant discovery. 22 tools.

Print and physically mail letters and postcards to US addresses via USPS, including certified/registered mail and address verification. Paid per call in USDC on Base via the x402 protocol, no signup.

EN 16931-compliant e-invoices: XRechnung, ZUGFeRD, Factur-X, Peppol BIS, Facturae or US PDF. Free.

Payment rails for AI agents. Pay merchants in USDC on Base. Dual-protocol: x402 + OKX APP.

Live financial data MCP: FX, crypto, stocks, news, URL reader. x402 on Base: $0.001/call.

World's first independent FX audit MCP. Detects hidden bank fees in 30 seconds.

Multi-carrier shipping for AI agents: compare rates, buy labels, track packages, validate addresses

Singapore property & financial data APIs for AI agents. 27 MCP tools. x402 micropayments.

Send individual transactional faxes with prepaid credit, delivery status, and safeguards.

Vietnam MISA meInvoice: AI agents create, publish and query e-invoices, stateless BYO.

Thailand Leceipt e-Tax: AI agents create, poll and download e-Tax Invoices, stateless BYO.

Norway Peppol/EHF BIS 3.0 e-invoices for AI agents: send, check recipient, get delivery proof.

Netherlands Peppol BIS 3.0 e-invoices for AI agents: send, check recipient, get delivery proof.