16 #tax MCP Servers & Clients
Every MCP server and client below is tagged #tax — install one to give Claude, Cursor, VS Code, or any other MCP-compatible client access to tax tools.
All
Vatnode
vatnode
Official Model Context Protocol (MCP) server for vatnode — EU VAT validation, rates, and format checks for AI agents (Claude, Cursor, ChatGPT).
Calcfi Mcp
jeresalmisto
24 free personal-finance + macro tools (mortgage, paycheck, tax, FRED, BLS) for LLM agents. Zero API keys, stdio transport.
Agent Runway
Ashaw19
MCP server for Canadian real estate agents. 16 read-only tools covering transactions, pipeline deals, CRM clients, expenses, mileage tracking, income forecasts, Runway Score (business health grade), and Canadian income tax estimates for all 13 provinces/territories. Streamable HT
Goodvat Mcp Server
goodvat
A Model Context Protocol (MCP) server that gives AI assistants and agents access to global tax compliance knowledge and tools — built and maintained by GoodVat.
Localecheck
qinisolabs
Verified locale data for AI agents: dates, phone numbers, currency formatting, VAT/sales-tax by date, public holidays, and addresses (UK & US). Returns checked answers and flags impossible inputs instead of guessing.
即时财税 MCP Server - 让 AI 帮你找企业财税服务商
lpxuesir5555
连接即时财税(jishics.com)平台的 MCP Server，支持 AI 助手搜索代理记账、工商注册、商标注册等服务商，按城市筛选、比价、看评价、发布需求一站式完成。
Taiwan Payroll
supra126
Taiwan statutory payroll calculation — labor & health insurance, labor pension, 2nd-gen NHI supplementary premium, income-tax withholding, and labor-insurance old-age benefits. Sourced from official gazettes, verified against official sample data. TS (npm) + Python (PyPI) + MCP (
Tax Depreciation
leecheuk
Tax Depreciation MCP server based on MACRS from IRS publication 946.
@frihet/mcp Server
Frihet-io
AI-native MCP server for business management. 31 tools for invoicing, expenses, clients, products, quotes, and tax compliance. Multi-currency (40 currencies), VeriFactu ready, OAuth 2.0 + PKCE. Works with Claude, GPT, and custom agents.
Cinderfi
cinderfi
Tax-aware retirement planning for Canada and the US. CPP/OAS and Social Security timing, RRSP/TFSA/401k/IRA projections, Monte Carlo simulation, withdrawal order optimization, and historical backtesting against 150 years of market data. 19 tools. Free and Pro tiers.
cityparity: Cost-of-Living & Quality-of-Life Comparison
summerstateofmind
cityparity gives AI agents real cost-of-living and quality-of-life comparison tools. Point it at two cities and it returns take-home pay, a full cost breakdown (housing, healthcare, childcare, food, transit, travel home, property tax), and the equivalent salary you'd need in the
Ready APIs
ReadyAPIs-com
121 MCP tools — geo, email, phone, company, DNS, FX, equities, weather, tax, econ, intel — streamable HTTP, one API key.
MCP Europe Tools
josemvelez78
MCP server providing European data validation and formatting tools for AI agents.
REP Helper
rephelper-ai
REP Helper MCP Server
Conversor IAE-CNAE — MCP for Spanish tax data
conversoriaecnae
Public MCP manifest, docs and examples for Conversor IAE CNAE — the first Spanish fiscal MCP server (IAE, CNAE 2025, AEAT modelos, RETA).
Openaccountants
openaccountants
Open-source, accountant-verified tax computation skills for AI agents. 261+ skills across 172+ jurisdictions covering income tax, VAT/GST, payroll, corporate tax, crypto, and cross-border planning. Every skill is verified section-by-section by licensed CPAs and chartered accounta
Frequently asked questions
What is a #tax MCP server?
- An MCP server tagged #tax implements the Model Context Protocol so AI assistants like Claude, Cursor, and VS Code can access tax-related tools, data, or APIs.
How many #tax MCP servers and clients are there?
- mcp.so currently lists 16 MCP servers and clients tagged #tax.
How do I install a #tax MCP server?
- Open any server below and copy its install snippet into Claude Desktop, Cursor, VS Code, or another MCP client's configuration — remote servers need no separate download.