"Arc" matching MCP servers:

Enables preparing and issuing ARCA Factura C invoices via the official RCEL protocol, with a human-approval workflow for preview before issuance and the ability to query previously issued invoices.

MCP server to issue ARCA/AFIP Factura C for monotributistas using Afip SDK, PostgreSQL, and a secure preview-before-emission flow.

MCP server for AWS Payment Cryptography that gives AI coding assistants direct access to the APC control plane and data plane, with embedded knowledge of payment standards, HSM vendor command sets, and PCI PIN v3.1 compliance requirements.

Enables conversational AI assistants to help users discover movies, find showtimes, book seats, and process payments for AMC Theatres through a simple API interface.

Agent Toolkit for Mercado Pago

An MCP server that provides live fair-market-value price comparisons and Ed25519 signed-receipt verification for x402/MPP services, enabling agents to sanity-check quotes and verify receipts.

An MCP server that accepts payments via Stripe and publishes websites on Netlify only after payment is confirmed, enforcing a strict paywall.

Enables AI agents to securely search products, obtain signed quotes, create checkouts, and track orders without directly handling prices or payment amounts, enforcing spending policies and audit trails.