Bill.com MCP Servers

This repository contains MCP (Model Context Protocol) servers for Bill.com API integrations.

Structure

bill-mcp-server/
├── ap-ar/           # Accounts Payable & Receivable API
│   ├── src/
│   ├── package.json
│   └── README.md
└── spend-expense/   # Spend & Expense API
    ├── src/
    ├── package.json
    └── README.md

Servers

AP/AR Server (ap-ar/)

MCP server for Bill.com's Accounts Payable and Accounts Receivable API.

Authentication: Session-based with 4 credentials:

• BILL_DEV_KEY
• BILL_USERNAME
• BILL_PASSWORD
• BILL_ORGANIZATION_ID
• BILL_ENVIRONMENT (optional, default: production)

Read more

Spend & Expense Server (spend-expense/)

MCP server for Bill.com's Spend & Expense API.

Authentication: Single API token:

• BILL_API_TOKEN
• BILL_ENVIRONMENT (optional, default: production)

Read more

Development

Each server is an independent Node.js project. Navigate to the respective directory and follow the instructions in its README.

# For AP/AR server
cd ap-ar
npm install
npm run dev

# For Spend & Expense server
cd spend-expense
npm install
npm run dev