Nexi Xpay Server

MCP PyPI License: MIT

MCP server for the Nexi XPay Back Office APIs. Enables AI assistants (Claude, Cursor, etc.) to query orders, transaction details, warnings/anomalies, and payment methods from your Nexi XPay merchant account.

Tools

Tool	Description
list_orders	List orders with filters (date range, channel, status, transaction code)
order_details	Full details of a specific transaction
warnings	Retrieve warnings/anomalies (default: last 7 days)
payment_methods	List active payment methods for the merchant

Prerequisites

• Python >= 3.10
• A Nexi XPay merchant account with Back Office API access
• API credentials: Alias, API Key and Secret Key (from Nexi Back Office)

Installation

uvx nexi-xpay-mcp-server

Usage in .mcp.json

Add to your MCP configuration file (.mcp.json for Claude Code, claude_desktop_config.json for Claude Desktop):

{
  "mcpServers": {
    "nexi": {
      "command": "uvx",
      "args": ["nexi-xpay-mcp-server"],
      "env": {
        "NEXI_ALIAS": "your_alias",
        "NEXI_SECRET_KEY": "your_secret_key"
      }
    }
  }
}

Multiple merchants

Use different keys to run one instance per merchant:

{
  "mcpServers": {
    "nexi-acme": {
      "command": "uvx",
      "args": ["nexi-xpay-mcp-server"],
      "env": {
        "NEXI_ALIAS": "acme_merchant",
        "NEXI_SECRET_KEY": "acme_secret_key"
      }
    },
    "nexi-globex": {
      "command": "uvx",
      "args": ["nexi-xpay-mcp-server"],
      "env": {
        "NEXI_ALIAS": "globex_merchant",
        "NEXI_SECRET_KEY": "globex_secret_key"
      }
    }
  }
}

Environment variables

Variable	Required	Default	Description
NEXI_ALIAS	Yes	—	Merchant alias (also used as API key)
NEXI_SECRET_KEY	Yes	—	Secret key for MAC calculation
NEXI_TEST	No	false	Set to true to use the test environment

Development

git clone https://github.com/stucchi/nexi-xpay-mcp-server.git
cd nexi-xpay-mcp-server
uv sync

Local run:

NEXI_ALIAS=your_alias NEXI_SECRET_KEY=your_secret uv run nexi-xpay-mcp-server

License

MIT