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 427 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)
- Finance
- AGPL-3.0
- Actively maintained
Install OpenAccountants
Generated from the server's MCP registry entry. Replace your-value with your own values.
Claude Desktop
{
"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-mcpCursor
{
"mcpServers": {
"openaccountants": {
"type": "stdio",
"command": "uvx",
"args": [
"openaccountants-mcp"
]
}
}
}Project file; use ~/.cursor/mcp.json to enable it in every project.
VS Code
{
"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
Open-source Tax Guides your AI can cite — reviewed by named, licensed accountants. Every AI can do tax math. None of them can stand behind an answer. Here, real accountants put their name, credential and review date on the Guides your AI reads — publicly, on the record, in this repo.
- tax
- accounting
- ai
- llm
- open-source
- vat
- gst
- claude
- chatgpt
- mcp
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What is 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 427 GitHub stars, is released under the AGPL-3.0 license and runs locally with uvx openaccountants-mcp. The source code is at github.com/openaccountants/openaccountants.
How do I install the OpenAccountants MCP server?
Add the command uvx openaccountants-mcp to your MCP client: put it in claude_desktop_config.json for Claude Desktop, run claude mcp add for Claude Code, or add it to .cursor/mcp.json (Cursor) or .vscode/mcp.json (VS Code). The snippets on this page are ready to paste.
Is OpenAccountants free?
The server is open source under the AGPL-3.0 license, so running it is free. It does not declare any required API key.
Is OpenAccountants actively maintained?
The most recent commit was on Oct 6, 2026. The latest release is v2.2.0, published Jul 4, 2026. appsgit only lists MCP servers with a commit in the last six months and re-checks every server daily.