io.github.Thourum/billy-mcp MCP Server

io.github.Thourum/billy-mcp

Repository Registry

What is the io.github.Thourum/billy-mcp MCP server?

Billy (billy.dk) accounting: invoices, journal entries, trial balance, with write protection.

How to install io.github.Thourum/billy-mcp

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

BILLY_ACCESS_TOKEN
required
secret
Billy API access token (create at mit.billy.dk -> Settings -> Access tokens)
BILLY_WRITE_MODE
Write protection: read-only, confirm (default, requires elicitation-capable host), or full
BILLY_ORGANIZATION_ID
Billy organization ID (auto-resolved when the token maps to a single company)
BILLY_LOCALE
Response language: en_US, da_DK, fr_FR, nl_NL, or de_DE

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "billy-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "billy-mcp"
      ],
      "env": {
        "BILLY_ACCESS_TOKEN": "<YOUR_BILLY_ACCESS_TOKEN>",
        "BILLY_WRITE_MODE": "<YOUR_BILLY_WRITE_MODE>",
        "BILLY_ORGANIZATION_ID": "<YOUR_BILLY_ORGANIZATION_ID>",
        "BILLY_LOCALE": "<YOUR_BILLY_LOCALE>"
      }
    }
  }
}

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