"A Java-based MCP server" matching MCP servers:

Enables AI assistants to manage products, shopping carts, and orders in an online store through a well-defined MCP API.

A minimal banking system MCP server that allows account management, deposits, withdrawals, balance inquiries, and transaction history via REST endpoints.

Exposes the Ravex Partner API to MCP-compatible AI agents, with secure bearer-token authentication, idempotent write operations, and webhook-based reconciliation for async processing.

A remote MCP server on Cloudflare Workers with Stripe paywall, offering a free dice tool and a paid premium report tool.

An experimental MCP server that lets AI agents interact with guarded payment workflows through typed tools, enabling safe agent-assisted payments with M-Pesa and mock Airtel Money.

A paid MCP server that lets AI agents send SMS messages to US phone numbers via x402 micropayments, with automatic compliance and opt-out handling.

An MCP server that wraps the Check Payroll API, providing 263 tools for managing companies, employees, contractors, payrolls, tax configuration, and more.

A read-only MCP server for the open-banking.io PSD2 API that lets AI agents query personal bank balances and transactions via natural language, with zero-knowledge encryption ensuring all sensitive data is decrypted in-process and never exposed to third parties.

MCP server that lets a chatbot browse eSIM plans, sign in, prepare quotes, and execute wallet or card purchases on an existing eSIM platform, with safe typed tools.

Enables LLM agents to manage QuickBooks Online invoices, customers, and payments via typed tools with OAuth 2.1 authentication, rate limiting, and retries, plus read-only resources for company and receivables summaries.

Enables AI agents to search marketplace listings, place escrow-protected purchases paid in Nano, track orders, and retrieve signed receipts.

MCP server exposing a fictional payment domain as tools, resources, and prompts, enabling reasoning over transactions, payment hubs, services, and system health.

MCP Server for AI agents to discover and call pay-per-request APIs via EntRoute. Give Claude, Cursor, Windsurf, or any MCP-compatible agent access to 350+ verified x402 API endpoints across 110+ capabilities — DeFi prices, web search, prediction markets, news, and more.

Provides currency conversion using the Wise API, supporting real-time and historical rates with caching and cross-rate calculation.

Talk to your DeonPay merchant account from any MCP-compatible AI host. Enables reading transactions, creating payment links, inspecting subscriptions, and more.

Generate crypto QR codes (BTC, ETH, SOL, USDC, USDT, EURC) and manage payment sessions from Claude Desktop or any MCP client. Non-custodial, free.

Exposes all 379 Invoice Ninja v5 REST API endpoints through three consolidated tools (list, describe, call), enabling full invoice management and business operations via natural language.

Enables AI agents to post tasks, manage escrow, approve work, and pay human gig workers on the GetterDone physical-task marketplace.

MCP server for creating and fiscalizing invoices via solo.com.hr API. Enables AI agents to generate invoices, retrieve invoice details, list invoices, and check next invoice number.

Create invoices from any MCP client via the Invovate API — compute totals and generate PDF, JSON, or UBL invoices in 11 languages. Exposes four tools: calculate_invoice_totals (no API key needed), generate_invoice_pdf, generate_invoice_ubl, and get_invoice_capabilities.