payware MCP server

payware MCP Server

Official MCP (Model Context Protocol) server for payware payment API integration. This server enables AI assistants to interact with payware APIs, automating integration workflows for all partner types.

Releases are published to npm as @payware/mcp-server and to the official MCP Registry as io.github.payware/mcp-server. MIT licensed, see LICENSE.

Who Is This For?

• Merchants - Accept payments, manage products, generate transaction reports
• ISVs (Independent Software Vendors) - Build multi-merchant platforms with OAuth2 token management
• Payment Institutions - Process A2A transfers, handle Payment Choice Architecture with multiple payment methods

What's New in v1.2.0

• SHA-256 Authentication - Upgraded from MD5 to SHA-256 for JWT content hashing (contentSha256 header)
• Updated Error Codes - New error codes: ERRINVALIDCONTENTHASH, ERRMISSINGCONTENTHASH
• Backward Compatibility - Deprecated MD5 functions retained for legacy support

Features

🔐 Authentication Tools

• RSA Key Generation: Generate secure 2048-bit RSA key pairs
• JWT Token Creation: Create properly formatted JWT tokens
• Sandbox Setup: Configure sandbox authentication

💳 Transaction Tools

• Create Transaction: Support PLAIN, QR, and BARCODE transactions
• Process Transaction: Process transactions with Payment Choice Architecture support
• Transaction Status: Check transaction status by ID
• Transaction History: Get finalized transaction details
• Callback Simulation: Test callback scenarios for merchants and payment institutions

📍 Point of Interaction (POI) Tools

• Set Price: Configure POI with amount, currency, and payment details
• Cancel Price: Clear active price from POI
• Get POI: Retrieve POI details and current state
• Get Status: Check POI transaction status
• Get QR Code: Generate QR code for POI payments
• List POIs: List all POIs for a merchant

📋 Logs Tools (Premium)

• Query Logs: Search and filter application logs by level, logger, message content, and date range
• Log Status: Check log availability and storage information
• Download Logs: Get compressed archive of logs for offline analysis

🛠️ Utility Tools

• Advanced Code Generation: Generate complete integration code across 8 languages (Python, Node.js, PHP, Java, C#, Go, Ruby, cURL) with 16+ framework support
• Framework Integration: Framework-specific examples for Django, FastAPI, Express, NestJS, Laravel, Spring Boot, ASP.NET, and more
• Real-world Scenarios: Generate complete integration scenarios (e-commerce, ISV multi-merchant, P2P payments)
• Comprehensive Documentation: Auto-generate complete API documentation with code examples
• Request Formatting: Format and validate API requests

Quick Start

1. Installation

From npm (recommended):

npm install -g @payware/mcp-server

From source:

git clone https://github.com/payware/mcp-server.git
cd mcp-server
npm install

2. Environment Configuration

Copy the example environment file and configure your credentials:

cp .env.example .env

Edit .env file:

# Partner ID from payware dashboard
PAYWARE_PARTNER_ID=your_partner_id_here

# Path to private key file (relative to project root)
PAYWARE_SANDBOX_PRIVATE_KEY_PATH=keys/sandbox-your-private-key.pem
PAYWARE_PRODUCTION_PRIVATE_KEY_PATH=keys/production-your-private-key.pem

# Optional: Sandbox base URL (defaults to https://sandbox.payware.eu/api)
PAYWARE_SANDBOX_URL=https://sandbox.payware.eu/api

⚠️ Security Note: Never commit the .env file to version control. It contains sensitive credentials.

3. Start the MCP Server

npm start

Shortened. The full README is on GitHub.