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MCP

openaccountants

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Open-source Tax Guides for AI agents, reviewed by named CPAs/CAs/EAs. 1,000+ Guides across 190+ jurisdictions. MCP server included. Works with Claude, ChatGPT, Cursor.

★ 41358 forksPythonAGPL-3.0openaccountants

Open-source library of 1,800+ accountant-reviewed tax guides across 230+ jurisdictions, served to LLMs via an included Python MCP server, agent skills, and per-country packages. Each guide is either reviewed by a named licensed accountant or source-cited, with nightly accuracy checks.

Use Cases

Answer jurisdiction-specific tax questions with citationsGenerate working papers for freelancer and self-employed filingsLook up VAT/GST/sales tax rates for an AI agentCross-border tax intake and residency questionsConnect Claude/ChatGPT/Cursor to verified tax guides via hosted MCP endpointSelf-host an MCP server of tax guides via pipBulk-load jurisdiction guide packages into any LLMContradiction and staleness checking across tax year guides

Built With

Language
Python
Frameworks
MCP · FastMCP · Claude Plugin · Python

Tags

tax · accounting · mcp-server · agent-skills · compliance · citation-backed · knowledge-base · python · tax-returns · vat · gst · income-tax · jurisdictions · human-review · llms-txt