Payments & Billing MCP Servers for OpenAI Agents SDK

MCP server for Singapore electronic invoicing (InvoiceNow)

Safely connect AI agents to MyFatoorah payments, invoices, payment methods, and refunds.

MCP server for Nuvem Fiscal — NF-e, NFS-e, NFC-e, CNPJ, CEP

Ask probe402's public record about an x402 or MPP endpoint before an agent pays it.

Simply MCP server for testing for your stripe integrations

Payment layer for AI agents. Send USDC, manage escrows on Base blockchain.

Verify an AI agent's payment authority: signed mandates, allowlists, and tamper-proof receipts.

Worldpay MCP Server

The approval gate for unattended UCP buying agents — a policy/approval MCP proxy in front of a merchant's UCP checkout endpoint.

CoinVoyage MCP — create crypto PayOrders, webhooks, swaps across Bitcoin/Solana/EVM chains.

MCP server for the EntraX Payment API (HMAC-SHA256). Exposes create/status/refund/rates as AI tools.

MCP server for generating invoices as PDFs or sending via email

MCP server for Invoice Ninja v5 (self-hosted): generic reads + report catalog, guarded writes.

MCP server for Khalti payment gateway (Nepal)

MCP server for Khipu instant payments API

Stablecoin payment MCP server — USDC on Base & Solana for AI agents

Lightning-paywall sidecar: wraps any stdio MCP server, requires paid invoices before tool calls.

MCP server that wraps the Stripe Projects CLI, enabling AI agents to provision infrastructure via tool calls

Ultraner MCP server, let AI agents create payments, refunds, checkout sessions and inspect transactions across Africa.

Official ZuckPay MCP server — create PIX, SPEI and PayPal charges and check transactions directly from your AI assistant

MCP server for A-Cube API - Italian electronic invoicing (SDI/FatturaPA), smart receipts, company verification, and more