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2027 Tax Brackets and Standard Deduction MCP Server

by theluckystrike Your server? Claim it
answering

2027 Tax Brackets and Standard Deduction MCP is answering right now. Last checked 7 min ago. It exposes 4 tools. Last commit 7 Nov 2026.

2027 federal income tax brackets and standard deduction from IRS Rev. Proc. 2026-35.

Uptime history 30 hours of history
30 hours agonow
100.0%
Uptime 24h
91 of 91 checks
4
Tools
read from the server
233 ms
Response time
average over 24h
0
Stars
last commit 7 Nov 2026

Nothing serious here today

Today is the operative word: we check 2027 Tax Brackets and Standard Deduction MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Three servers free · no card

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 7 min ago.

run in your terminal
claude mcp add tax-brackets-standard-deduction-2027-mcp --transport http https://tax-brackets-standard-deduction-2027-mcp.lipmichal.workers.dev/mcp
Settings → Connectors → Add custom connector, then paste this address
https://tax-brackets-standard-deduction-2027-mcp.lipmichal.workers.dev/mcp
~/.codex/config.toml
[mcp_servers.tax-brackets-standard-deduction-2027-mcp]
url = "https://tax-brackets-standard-deduction-2027-mcp.lipmichal.workers.dev/mcp"
.cursor/mcp.json
{
  "mcpServers": {
    "tax-brackets-standard-deduction-2027-mcp": {
      "url": "https://tax-brackets-standard-deduction-2027-mcp.lipmichal.workers.dev/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "tax-brackets-standard-deduction-2027-mcp": {
      "type": "http",
      "url": "https://tax-brackets-standard-deduction-2027-mcp.lipmichal.workers.dev/mcp"
    }
  }
}

Available tools 4

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

tax
get_tax_amounts
Other 2027 inflation-adjusted tax amounts beside 2026 from IRS Rev. Proc. 2026-35: long-term capital gains 0 and 15 percent thresholds, child tax credit, adoption credit, earned income credit table, alternative minimum tax exemptions, estate and gift tax exclusions, section 179, qualified business income thresholds, health FSA, kiddie tax and the foreign earned income exclusion.
get_tax_brackets
The federal income tax rate schedule for tax year 2027 (or 2026) from IRS Rev. Proc. 2026-35: the seven brackets (10, 12, 22, 24, 32, 35, 37 percent) for single, married filing jointly, married filing separately and head of household, or estates and trusts, with the tax at the bottom of each bracket and the change in each threshold from the other year. A model cannot know the 2027 numbers from training. Thresholds apply to taxable income after the deduction.
calculate
calculate_federal_income_tax
Federal income tax for tax year 2027 (or 2026) on an income, using the IRS rate schedule: subtracts the standard or itemized deduction (with the age and blindness extra), applies the brackets, returns the bracket-by-bracket breakdown, marginal and average rate, optional long-term capital gains taxed at 0, 15 or 20 percent, and the tax on the same facts under the other year. Federal income tax only; no credits, self-employment tax, NIIT, AMT or state tax.
standard
get_standard_deduction
The standard deduction for tax year 2027 (or 2026) for a filing status from IRS Rev. Proc. 2026-35, with the additional amount for each filer who is 65 or older or blind, the dependent rule (greater of a floor or earned income plus a fixed amount), and the change from the other year.

Endpoints

URLTransportStateLatencyChecked
https://tax-brackets-standard-deduction-2027-mcp.lipmichal.workers.dev/mcp streamable-http answering 210 ms 7 min ago

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2027 Tax Brackets and Standard Deduction MCP — questions

Answers built from our own checks of this server.

What can 2027 Tax Brackets and Standard Deduction MCP do?
It exposes 4 tools, read directly from the server on our last check. Among them: calculate_federal_income_tax, get_standard_deduction, get_tax_amounts, get_tax_brackets. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →
Is 2027 Tax Brackets and Standard Deduction MCP working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 91 of 91 checks got a reply (100.0%), average response time 233 ms. The bar chart above shows every period we have measured.
How do I connect 2027 Tax Brackets and Standard Deduction MCP?
Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does 2027 Tax Brackets and Standard Deduction MCP need an API key?
No. 2027 Tax Brackets and Standard Deduction MCP completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 4 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is 2027 Tax Brackets and Standard Deduction MCP?
It answers our handshake in 233 ms on average, which is faster than 58% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.
Is 2027 Tax Brackets and Standard Deduction MCP open source?
The code is open source: it is published under the MIT licence, written in TypeScript and 0 stars on GitHub. The licence covers the code in the repository, not the hosted service at tax-brackets-standard-deduction-2027-mcp.lipmichal.workers.dev, which runs on its operator's own terms.