Koskamo

billy-mcp

An MCP server that connects AI assistants to the Billy accounting platform (billy.dk). It enables agents to manage Danish bookkeeping tasks such as creating invoices, booking journal entries, checking trial balances, reconciling bank lines, and attaching receipts. It features human-approval write protection to ensure AI actions are verified before execution.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

billy-mcp logo, by ThourumCommunity listingLocal stdioSource reviewed; not executedPublished by Thourum
You need:Log into mit.billy.dk → Settings → Access tokens → Create access token
Vendor documentation

Checks and signals

Each line is separate evidence, not a trust score.

  • Popularity 1 GitHub star

What you can do with it

  • Create invoices for clients
  • Book journal entries with human approval
  • Check account balances and trial balance
  • Reconcile bank lines and attach receipts

Source and maintenance

Community listingRegistry 0.3.2MIT
mcp-registry: io.github.Thourum/billy-mcp@0.3.2Source repository
Last repository push
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

billy-mcp 0.3.2

npm
billy-mcp package definition
{
  "version": "0.3.2",
  "transport": "stdio",
  "identifier": "billy-mcp",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "BILLY_ACCESS_TOKEN",
      "format": "string",
      "isRequired": true,
      "description": "Billy API access token (create at mit.billy.dk -> Settings -> Access tokens)"
    },
    {
      "name": "BILLY_WRITE_MODE",
      "format": "string",
      "description": "Write protection: read-only, confirm (default, requires elicitation-capable host), or full"
    },
    {
      "name": "BILLY_ORGANIZATION_ID",
      "format": "string",
      "description": "Billy organization ID (auto-resolved when the token maps to a single company)"
    },
    {
      "name": "BILLY_LOCALE",
      "format": "string",
      "description": "Response language: en_US, da_DK, fr_FR, nl_NL, or de_DE"
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · repository · passed · metadata changed · updated
  • · backfill · recorded · Pre-expansion baseline; unobserved rich metadata remains unknown

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "billy-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "billy-mcp@0.3.2"
      ],
      "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>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "billy-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "billy-mcp@0.3.2"
      ],
      "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>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "billy-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "billy-mcp@0.3.2"
      ],
      "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>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "billy-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "billy-mcp@0.3.2"
      ],
      "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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