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io.github.physics-star-cat/databutler-uk-rates

by physics-star-cat · remote · no sign-in to list tools · v1.0.0 · published by GitHub user physics-star-cat

Current UK tax-year rates and thresholds, verified against gov.uk with source URLs and dates.

Read only
CompareRegistry entry

1 tool: 1 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http databutler-uk-rates https://databutler.dev/api/mcp/uk-rates

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

1 tool

Only reads 1Claude Code: allow
  • uk_rates_lookupCurrent UK (2026-27) rates and thresholds, verified against gov.uk with source URLs and verification dates.No findings

    Why it is in this group

    • The name "uk_rates_lookup" says "lookup": a word for reading.
    Description, as the server wrote it
    Current UK (2026-27) rates and thresholds, verified against gov.uk with source URLs and verification dates. Categories: income-tax, national-insurance, minimum-wage, student-loans, vat, isa, state-pension, state-pension-age, stamp-duty, capital-gains, pensions, dividends, savings, marriage-allowance, statutory-sick-pay, statutory-parental-pay, child-benefit. Covers UK income tax, National Insurance, minimum wage, student loans, VAT, ISAs, pensions, stamp duty, capital gains, dividends, savings, the State Pension and State Pension age, statutory sick/maternity/paternity pay and Child Benefit.

    Annotations the server declares

    • title: UK rates lookup
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.0.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http databutler-uk-rates https://databutler.dev/api/mcp/uk-rates

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__databutler-uk-rates__uk_rates_lookup"
    ],
    "ask": [],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as databutler-uk-rates. Review it before you use it.