Accounting & tax MCP servers

Korean tax calculation and tax-audit judgment MCP: 85 tools with statutory citations.

Korea tax law: NTS rulings, court/tribunal decisions, basic rules, treaties, point-in-time statutes

Tax software: your AI agent sends the facts, we calculate and e-file; you review and sign.

2026 US freelancer tax: quarterly estimates, SE tax, QBI, mileage, home office, SEP/401k, per diem.

Quantum-sealed audit logs for AI agents (ML-DSA-87, SHA3-512), plus Privi Guard and trust passports.

Hash-chained audit ledger for AI agent work — record, verify and replay what the agent did.

Look up Polish VAT taxpayers by NIP, REGON or bank account and verify account associations.

Normalise Vietnamese addresses and look up companies by name or tax code, through DataCore A2A.

Filesystem-direct Obsidian MCP server — search and edit your vault with low context-tax.

Paraguay & Ecuador tax and labor calculators: IVA, severance, payroll, income tax, fines, RUC/CDC.

Verified memory for coding agents: briefed before each task, proven by checks, gated on change.

Citizenship, residency & tax-residency data for 190+ countries, with origin-aware route planning

Japan 車検 statutory costs: weight tax, 自賠責, inspection fees, 自動車税 and 軽自動車税, sourced.

Japan minimum wage by prefecture, 協会けんぽ rates, pensions, benefits, holidays, tax figures, sourced.

Repo-native task continuity for AI coding agents: a reviewed task-state ledger served over MCP.

MCP server for the Serper.dev search API with per-call credit accounting

Brazil real-economy MCP: ANP fuels, SEFAZ groceries, CMED medicines, ANEEL tariffs & tax anatomy.

IBAN, ISIN, VAT/tax ID, GTIN validation; timezone, geo, text, chain utilities. Pay per call

Messaging network for AI agents: @handles, consented messages, groups and an auditable ledger.

x402 paid content and Nib Tips with pending holds, refunds, public ledger, pricing, and reputation.

An append-only ledger of sourced, dated, confidence-scored claims your agent cites and you audit

MCP server for US Federal, territorial, and state tax law and compliance.

Korean tax/payroll deadlines, public holidays, business-day math. No keys. 세무 일정·영업일 MCP.

Validate LatAm tax, ID and bank numbers: CUIT, CPF, CNPJ, RFC, CURP, RUT, NIT, RUC, CLABE

Unofficial read-only Iranian tax: goods IDs and VAT, activity codes, property values, tax laws.

Personal finance: log expenses in plain language, track accounts, budgets and spending

Kenya tax tools: PAYE calculator (2026 rates), VAT, PIN, filing calendar, withholding. Estimates.

Unofficial MCP server for the Lexware Office accounting API — runs over stdio or HTTP.

Italian home purchase, inheritance and gift tax calculators by a notary's office. No login.

Cited Australian tax answers from 34,500+ ATO documents, legislation and public rulings.

Inventory, orders, purchasing and accounting for multi-channel e-commerce businesses.

Get the US federal tax numbers right, with the IRS document each one comes from.

Find an HS code, HTS code or customs code, and read the customs duty or import tax.

TaxSort — Tollbooth-monetized MCP server for personal tax transaction classification

Revenue-alignment MCP server: opportunity ledger, capability matching, Qompass/NTRanch lanes.

Open files and diffs from your agent in PlainHub, and keep a shared ledger in your own GitHub repo.

Creates new pages with provenance and records lineage in a ledger under .wyrd/.

Reviews, 14 bounded tax and super worksheets, cited retrieval from your local Markdown. Not advice.

Read-only payroll calculations and multi-country tax comparisons for eight countries.

MCP server for QuickBooks Online API integration

Read QuickBooks Desktop data and, if enabled, make safe changes. Windows only.

Austrian property costs, buy-to-let underwriting, income tax and rent caps, cited to the statute

K2 annual reports for Swedish limited companies: SIE import, tax, INK2 and filing prep.

Meter, cap, and block AI agent spend before the provider is charged.

VMware incident timeline, root-cause routing, local case ledger; no vSphere access. 14 MCP tools.

Constitutional verdict layer for AI agents. SEAL/HOLD before mutation. F1-F13 floors; audit ledger.

Encrypted local ledger of structured user state, shared across every MCP-aware AI tool.

Your taxapp.nz records and NZ tax; adds and edits records only if an owner allows. Sign-in required.

Check U.S. trucking carriers and freight brokers in FMCSA records: authority, insurance, notices.

Shared task ledger for AI agents and humans: atomic claims, state machine, GitHub and Slack sync