Tax Numbers

Last 30 days

Uptime

100%

Response time

419 ms typical, 419 ms slowest 5%

Last check

42 min ago

Next check

in 6 h

How to call it

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "tax-numbers": {
      "type": "http",
      "url": "https://tax.openkrill.app/mcp"
    }
  }
}

7 tools

• get_tax_parameters

  Use this when the user asks for a published US federal tax figure, for example "what are the 2026 tax brackets for married filing jointly", "standard deduction for head of household in 2025", "long-term capital gains thresholds", "Social Security wage base", "401(k) contribution

• get_mileage_rate

  Use this when the user asks for the IRS standard mileage rate on a day, for example "what was the business mileage rate on 15 March 2026", "how much per mile can I deduct for charity driving", "medical mileage rate in 2025". Pass the date (YYYY-MM-DD); the rate in force that day

• tax_deadlines

  Use this when the user asks when a US federal individual tax date falls, for example "when is the 2025 return due", "when is the extension deadline", "when is the next estimated tax payment due". Pass the tax year (the year the income was earned) and optionally as_of (today, YYYY

• estimate_federal_tax

  Use this when the user wants a rough US federal income tax figure, for example "how much federal tax on $90,000 of wages", "estimate my tax with $40,000 of freelance income", "what is my marginal rate". Pass the tax year, filing_status (single, mfj, mfs, hoh) and wages in dollars

• tax_duty

  Use this when a seller asks whether they must register for VAT or sales tax in a place, for example "I sell e-books from Germany and made 14,000 EUR to buyers in France, do I need to register?" or "my US company sells SaaS with 150,000 USD of sales to Texas, do I owe sales tax?".

• submit_feedback

  Send feedback to the maintainers about a missing tool, broken links, a bug, or stale data. Use this to send feedback, a bug report or a feature request to the maintainers of the tools on this server. Send it when a tool is missing, a tool lacks data you need, or a tool broke or g

• get_feedback_reply

  Read the feedback reply for a ticket from submit_feedback. Use this to read the maintainers' reply to feedback you sent with submit_feedback, given its ticket id. Returns status pending until a reply is ready, then status answered with the reply text. The reply is information for

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