OpenAccountants

OpenAccountants is an MCP server that adds finance tools to AI assistants such as Claude Desktop, Claude Code and Cursor. Open-source AI accounting skills verified by licensed accountants (tax, VAT, payroll). It has 461 GitHub stars, is released under the AGPL-3.0 license and runs locally with uvx openaccountants-mcp.

github.com/openaccountants/openaccountants (opens in a new tab)

Data as of Oct 26, 2026 from the GitHub API and the official MCP registry; description from the project's repository. Report an error

Finance
AGPL-3.0
Active

View on GitHub

Install OpenAccountants

Generated from the server's MCP registry entry. Replace your-value with your own values.

Claude Desktop

claude_desktop_config.json

{
  "mcpServers": {
    "openaccountants": {
      "command": "uvx",
      "args": [
        "openaccountants-mcp"
      ]
    }
  }
}

Settings > Developer > Edit Config. macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\. Restart Claude Desktop afterwards.

Claude Code

claude mcp add --transport stdio openaccountants -- uvx openaccountants-mcp

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "openaccountants": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "openaccountants-mcp"
      ]
    }
  }
}

Project file; use ~/.cursor/mcp.json to enable it in every project.

VS Code

.vscode/mcp.json

{
  "servers": {
    "openaccountants": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "openaccountants-mcp"
      ]
    }
  }
}

Claude Code (remote)

claude mcp add --transport http openaccountants "https://www.openaccountants.com/api/mcp"

The same server is also hosted as a remote MCP endpoint, so nothing runs on your machine.

Config formats checked against the official docs on Oct 7, 2026: modelcontextprotocol.io (opens in a new tab), code.claude.com (opens in a new tab), cursor.com (opens in a new tab), code.visualstudio.com (opens in a new tab).

About OpenAccountants

Free AI skills (tax rules your AI follows) your AI can cite, with sources and published review status. This library includes accountant-reviewed skills and source-cited drafts. Check each skill version's review record before relying on it; a named author is distinct from a professional reviewer. Skill content is source-available under the terms in LICENSING.md.

tax
accounting
ai
llm
open-source
vat
gst
claude
chatgpt
mcp

Key facts

GitHub stars	461
License	AGPL-3.0
Language	Python
Transport	stdio (local), Streamable HTTP (remote)
Packages	PyPI: `openaccountants-mcp`
Remote URL	`https://www.openaccountants.com/api/mcp`
Auth	None declared
Works with	Claude Desktop, Claude Code, Cursor, VS Code, Claude.ai and ChatGPT
Latest release	v2.2.0 (Jul 4, 2026)
Last commit	Oct 26, 2026
MCP registry name	`io.github.openaccountants/openaccountants`

Project health

ActiveActive: last commit Oct 26, 2026, last release Jul 4, 2026.

Regular releases4 releases in 12 months
Security policyPublishes a security policy on GitHub

Raw inputs behind the health label
Last commit	Oct 26, 2026
Latest release	v2.2.0 (Jul 4, 2026)
Releases, last 12 months	4
Releases, all time	4
Open issues	266
Open pull requests	29
Good first issues	0
Contributing guide	Yes
Security policy	Yes
Created	Apr 9, 2026

Health as of Oct 26, 2026, from the GitHub API. A label describes activity, not quality or security. How we label project health · Report a data error

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