DecisionsCalc calculators

com.decisionscalc由 decisionscalc.com 發布官方發布者v1.4.0更新於 Nov 3, 2026

官方規則計算器:愛爾蘭稅務/福利、美國帶薪休假、英國國民保險、印花稅、加州/魁北克、澳大利亞、紐西蘭。

AI 翻譯由 AI 模型根據下方的原文描述翻譯,可能有誤。

原文描述

Official-rule calculators: Irish tax/welfare, US paid leave, UK NI, stamp duty, CA/QC, AU, NZ.

已驗證Streamable HTTP可網頁執行

概覽

DecisionsCalc calculators 的託管 MCP 服務(decisionscalc.com),由 decisionscalc.com 發布;無需登入;Streamable HTTP;24 個工具。

暫無 AI 概覽:以下資訊來自註冊中心條目和服務本身。

發布者
decisionscalc.com
端點
decisionscalc.com
最近檢查

安裝

在 SourceWeft 中

  1. 開啟 儀表板中的 DecisionsCalc calculators,將其新增到工作區。
  2. 為需要使用其工具的對話啟用該服務。

Web executable,透過 Streamable HTTP。 遠端服務在工作區中設定後即可從網頁執行環境執行。

交給代理程式安裝

把這段提示詞貼上到 Claude Code、Codex、Cursor 等代理程式,或 SourceWeft 對話中。代理程式會讀取該伺服器的安裝指南,先向你展示發布者、端點和登入方式,經你同意後再把它新增到你的客戶端。金鑰不會寫進任何命令。

閱讀 https://sourceweft.com/mcp/com.decisionscalc%2Fcalculators/install.md,並按其中說明把這個 MCP 伺服器接入我的客戶端。修改任何設定之前,先告訴我它的發布者、端點和登入方式,等我確認。不要把 API 金鑰寫進命令或我會提交的檔案;問我金鑰應從哪裡取得。

檢視代理程式所依據的安裝指南

其他 MCP 客戶端

把它新增到你客戶端的 mcpServers 設定中。

{
  "mcpServers": {
    "decisionscalc-calculators": {
      "type": "http",
      "url": "https://decisionscalc.com/mcp"
    }
  }
}

README

DecisionsCalc MCP server

Calculators built on official rules, for AI agents. Free, no key, read-only.

Every result includes the calculator page a person can open and the official sources (gov.ie, Revenue, Citizens Information, GOV.UK, Canada.ca, Québec.ca, ATO, IRD…) it is based on, so an agent can cite them. Rates are dated and re-checked when budgets change.

Use it

json
{ "mcpServers": { "decisionscalc": { "type": "http", "url": "https://decisionscalc.com/mcp" } } }

Example call:

bash
curl -s https://decisionscalc.com/mcp -H 'Content-Type: application/json' \  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"ireland_rent_tax_credit","arguments":{"monthlyRent":1500}}}'

Tools

ToolWhat it doesCalculator
ireland_what_can_i_claimIreland: list the social welfare payments and tax credits a household may get (Child Benefit, New Baby Grant, Working Family Payment, Maternity Benefit, Carer’s Allowance, State Pension, Fuel Allowance, Rent Tax Credit) with estimated amounts, using official 2026/2027 rates.page
ireland_working_family_paymentIreland: estimate the Working Family Payment (weekly, tax-free) for a family, from gross pay, number of children and hours worked, using the official income limits (2026, and +€30 from January 2027) and the 60% rule.page
ireland_rent_tax_creditIreland: how much Rent Tax Credit a renter can claim for each year 2022–2026 (20% of rent, capped per year), including back-claims. Claims for 2022 must be made by 31 December 2026 (Revenue four-year rule).page
ireland_carers_allowanceIreland: estimate the weekly Carer’s Allowance from the official means test (income disregard €1,000/€2,000 from July 2026, €1,150/€2,300 from July 2027; savings bands; Department rate table).page
ireland_fuel_allowanceIreland: check the Fuel Allowance means test (66+: €534 a week single, €640.80 from January 2027; under 66 needs a qualifying payment) and the 2026/27 season amount (€38, then €43 a week; €1,134 in lump sums).page
ireland_state_pension_contributoryIreland: estimate the State Pension (Contributory) weekly rate under the Department’s Total Contributions Approach (paid PRSI + up to 520 credits + HomeCaring Periods; 2,080 for the full rate).page
ireland_budget_2027_take_homeIreland: take-home pay in 2026 against 2027 after Budget 2027 (income tax bands and credits, USC, PRSI, rent credit), line by line.page
ireland_maternity_leave_payIreland: each parent’s take-home pay in the year of maternity/paternity/parent’s leave against a normal year (Maternity Benefit €299 a week in 2026, €309 from 2027; taxed but no USC or PRSI), the household gap and a monthly saving target.page
ireland_help_to_buyIreland: Help to Buy refund for a first-time buyer of a new build or self-build: the lesser of €35,000 (contracts from 7 October 2026; €30,000 before), 10% of the price, or income tax + DIRT paid in the previous 4 years; price limit €500,000; mortgage at least 70% of the price. Scheme runs to the end of 2029.page
ireland_capital_gains_taxIreland: capital gains tax on a disposal (shares, crypto, property other than your home): 31% for disposals from 7 October 2026 (33% before), 33% on development land, €1,270 annual exemption, losses, and the payment deadline (15 December for January–November disposals). Not for Irish/EU ETFs or funds, which pay exit tax.page
ireland_inheritance_gift_taxIreland: Capital Acquisitions Tax (CAT) on a gift or inheritance: group threshold by relationship (A child €420,000, B sibling/niece/nephew/grandchild/parent €44,000, C everyone else €22,000 from 7 October 2026; €400,000/€40,000/€20,000 before), 33% above the unused threshold after earlier benefits in the same group since 5 December 1991, the €3,000 small gift exemption, whether an IT38 return is needed (above 80% of the threshold) and the 31 October pay-and-file date. Spouses and civil partners are exempt; reliefs (dwelling house, agricultural, business, favourite nephew) are not applied.page
ireland_myfuturefund_pensionIreland: MyFutureFund (pension auto-enrolment, started January 2026): what you, your employer and the State pay in (1.5/1.5/0.5% rising to 6/6/2% by year 10, on pay up to €80,000) and the projected pot at retirement.page
ireland_where_to_put_savingsIreland: compare where a lump sum ends up after tax over a number of years: State Savings (tax-free), a bank deposit (DIRT 33%), ETFs (exit tax with 8-year deemed disposal), shares (CGT 31%) and a pension (tax relief). Growth for market products is an assumption you set.page
ireland_pension_tax_reliefIreland: income tax relief on personal pension contributions and AVCs (occupational scheme, PRSA, RAC, PEPP): the age-related limit (under 30 15%, 30-39 20%, 40-49 25%, 50-54 30%, 55-59 35%, 60+ 40% of earnings up to €115,000), relief at the marginal rate (2026 or Budget 2027 bands; no USC or PRSI relief), the net cost and the room left this year.page
ireland_landlord_rental_taxIreland: tax on residential rental income for an individual landlord: profit after mortgage interest (deductible only for RTB-registered tenancies), other expenses and 12.5% wear and tear, income tax at the marginal rate on top of salary (2026 or Budget 2027 bands), the Residential Premises Rental Income Relief (up to €1,000, 20% of profit), USC with the 3% surcharge on non-PAYE income over €100,000, and PRSI on unearned income over €5,000 for employees under 66.page
uk_stamp_duty_england_niUK: Stamp Duty Land Tax for England and Northern Ireland at 2026/27 rates, band by band: standard, first-time buyer relief (nil to £300,000, up to £500,000) or additional property (+5% on every band), plus the 2% non-resident surcharge.page
scotland_lbttScotland: Land and Buildings Transaction Tax at 2026/27 rates, band by band, with first-time buyer relief (nil band to £175,000) or the 8% Additional Dwelling Supplement.page
wales_lttWales: Land Transaction Tax at 2026/27 rates, band by band (nil band £225,000 for everyone; no first-time buyer relief) or the higher rates for additional properties.page
canada_ei_maternity_parentalCanada (outside Quebec): EI maternity and parental benefits for 2026: 55% of insurable earnings up to $729 a week (standard) or 33% up to $437 (extended), 15 weeks maternity, parental weeks, one-week waiting period.page
quebec_qpipQuebec: QPIP (RQAP) parental insurance for 2026 for both parents: basic or special plan, birth or adoption, earnings up to $103,000, weekly amounts and totals, with the shareable weeks split between parents.page
australia_private_health_rebate_mlsAustralia: private health insurance rebate (1 April 2026 – 31 March 2027) and Medicare Levy Surcharge for 2026–27 by income tier, single or family, and age band: whether hospital cover saves you tax.page
new_zealand_kiwisaverNew Zealand: KiwiSaver balance at 65 under the 2026 rules (default and employer minimum 3.5%, 4% from April 2028; government contribution 25c per $1 up to $260.72; ESCT on employer contributions; PIR tax on returns). Returns are an assumption you set.page
parental_leave_income_gapStatutory parental leave pay for a birth parent and the income gap against normal pay (gross, before tax) in the UK (Statutory Maternity Pay), Ireland (Maternity Benefit), Canada (EI), Quebec (QPIP), Australia (Parental Leave Pay) or a US state’s paid family and medical leave (us-CA, us-NY, us-NJ, us-WA, us-MA and the rest; us-XX = no state program, FMLA unpaid), with an optional employer top-up.page
uk_voluntary_ni_from_abroadUK State Pension for people living outside the UK: which gap years (2020–21 to 2026–27) can still be filled with voluntary National Insurance after the 6 April 2026 change, at Class 2 (£3.65/wk, years to 2025–26 only) or Class 3 (£18.40/wk), each year’s cost and 5 April deadline, and the State Pension gain (1/35 of £241.30 a week per year, up to 35 years) with payback.page

What is in this repository

  • src/lib/agent-tools.ts: the tool definitions (input schemas, which calculation each runs, sources).
  • src/lib/mcp-server.ts + functions/mcp.ts: the stateless MCP server (JSON-RPC: initialize, tools/list, tools/call, ping) running as a Cloudflare Pages Function.
  • src/lib/webmcp.ts: the same tools registered for in-browser agents (WebMCP) on decisionscalc.com.
  • src/lib/calc/*.ts: the calculations, each with its official sources in the header and a test file reproducing the government's own worked examples where one exists. Run npm install && npm test.

This is a read-only mirror of the code running on decisionscalc.com, published so it can be audited. Licence: source available, all rights reserved (see LICENSE.md). Using the hosted endpoint is free.

Results are general information, not financial, tax or legal advice. The relevant government department decides.

來源:README.md,提交 338d954

工具

24

ireland_what_can_i_claim

ireland what can i claim

Ireland: list the social welfare payments and tax credits a household may get (Child Benefit, New Baby Grant, Working Family Payment, Maternity Benefit, Carer’s Allowance, State Pension, Fuel Allowance, Rent Tax Credit) with estimated amounts, using official 2026/2027 rates.

輸入參數pay1pay2yearaged66caringcouplerentersavingschildrenexpectingprsiYearshoursFortnight

ireland_working_family_payment

ireland working family payment

Ireland: estimate the Working Family Payment (weekly, tax-free) for a family, from gross pay, number of children and hours worked, using the official income limits (2026, and +€30 from January 2027) and the 60% rule.

輸入參數pay1必填pay2yearcouplepensionchildren必填otherWeeklyhoursFortnight

ireland_rent_tax_credit

ireland rent tax credit

Ireland: how much Rent Tax Credit a renter can claim for each year 2022–2026 (20% of rent, capped per year), including back-claims. Claims for 2022 must be made by 31 December 2026 (Revenue four-year rule).

輸入參數couplemonthlyRent必填

ireland_carers_allowance

ireland carers allowance

Ireland: estimate the weekly Carer’s Allowance from the official means test (income disregard €1,000/€2,000 from July 2026, €1,150/€2,300 from July 2027; savings bands; Department rate table).

輸入參數earn1earn2aged66coupleperiodcapitalcaringForTwoOrMore

ireland_fuel_allowance

ireland fuel allowance

Ireland: check the Fuel Allowance means test (66+: €534 a week single, €640.80 from January 2027; under 66 needs a qualifying payment) and the 2026/27 season amount (€38, then €43 a week; €1,134 in lump sums).

輸入參數aged66coupleperiodcapitalpartner66householdOkincomeWeekly必填qualifyingPayment

ireland_state_pension_contributory

ireland state pension contributory

Ireland: estimate the State Pension (Contributory) weekly rate under the Department’s Total Contributions Approach (paid PRSI + up to 520 credits + HomeCaring Periods; 2,080 for the full rate).

輸入參數drawdownpaidWeeks必填creditWeekshomeCaringWeeks

ireland_budget_2027_take_home

ireland budget 2027 take home

Ireland: take-home pay in 2026 against 2027 after Budget 2027 (income tax bands and credits, USC, PRSI, rent credit), line by line.

輸入參數pay1必填pay2renterstatus必填homeCarerselfEmployed

ireland_maternity_leave_pay

ireland maternity leave pay

Ireland: each parent’s take-home pay in the year of maternity/paternity/parent’s leave against a normal year (Maternity Benefit €299 a week in 2026, €309 from 2027; taxed but no USC or PRSI), the household gap and a monthly saving target.

輸入參數yearmotherSalary必填motherParentspartnerSalarypartnerParentsmotherTopUpWeeksmotherUnpaidWeekspartnerTopUpWeeks

ireland_help_to_buy

ireland help to buy

Ireland: Help to Buy refund for a first-time buyer of a new build or self-build: the lesser of €35,000 (contracts from 7 October 2026; €30,000 before), 10% of the price, or income tax + DIRT paid in the previous 4 years; price limit €500,000; mortgage at least 70% of the price. Scheme runs to the end of 2029.

輸入參數price必填taxPaid必填mortgage必填contractDate

ireland_capital_gains_tax

ireland capital gains tax

Ireland: capital gains tax on a disposal (shares, crypto, property other than your home): 31% for disposals from 7 October 2026 (33% before), 33% on development land, €1,270 annual exemption, losses, and the payment deadline (15 December for January–November disposals). Not for Irish/EU ETFs or funds, which pay exit tax.

輸入參數assetcostslossessalePrice必填enhancementdisposalDate必填exemptionUsedpurchasePrice必填

ireland_inheritance_gift_tax

ireland inheritance gift tax

Ireland: Capital Acquisitions Tax (CAT) on a gift or inheritance: group threshold by relationship (A child €420,000, B sibling/niece/nephew/grandchild/parent €44,000, C everyone else €22,000 from 7 October 2026; €400,000/€40,000/€20,000 before), 33% above the unused threshold after earlier benefits in the same group since 5 December 1991, the €3,000 small gift exemption, whether an IT38 return is needed (above 80% of the threshold) and the 31 October pay-and-file date. Spouses and civil partners are exempt; reliefs (dwelling house, agricultural, business, favourite nephew) are not applied.

輸入參數date必填kindgroup必填value必填priorInGroup

ireland_myfuturefund_pension

ireland myfuturefund pension

Ireland: MyFutureFund (pension auto-enrolment, started January 2026): what you, your employer and the State pay in (1.5/1.5/0.5% rising to 6/6/2% by year 10, on pay up to €80,000) and the projected pot at retirement.

輸入參數age必填salary必填chargespayGrowthretireAgeinvestReturn

ireland_where_to_put_savings

ireland where to put savings

Ireland: compare where a lump sum ends up after tax over a number of years: State Savings (tax-free), a bank deposit (DIRT 33%), ETFs (exit tax with 8-year deemed disposal), shares (CGT 31%) and a pension (tax relief). Growth for market products is an assumption you set.

輸入參數years必填amount必填growthdepositRatemarginalRate必填

ireland_pension_tax_relief

ireland pension tax relief

Ireland: income tax relief on personal pension contributions and AVCs (occupational scheme, PRSA, RAC, PEPP): the age-related limit (under 30 15%, 30-39 20%, 40-49 25%, 50-54 30%, 55-59 35%, 60+ 40% of earnings up to €115,000), relief at the marginal rate (2026 or Budget 2027 bands; no USC or PRSI relief), the net cost and the room left this year.

輸入參數age必填pay必填yearstatusspousePaycontributions必填

ireland_landlord_rental_tax

ireland landlord rental tax

Ireland: tax on residential rental income for an individual landlord: profit after mortgage interest (deductible only for RTB-registered tenancies), other expenses and 12.5% wear and tear, income tax at the marginal rate on top of salary (2026 or Budget 2027 bands), the Residential Premises Rental Income Relief (up to €1,000, 20% of profit), USC with the 3% surcharge on non-PAYE income over €100,000, and PRSI on unearned income over €5,000 for employees under 66.

輸入參數payrent必填yearover66statusspousePayfurnishingslossesForwardotherExpensesrtbRegisteredmortgageInterest

uk_stamp_duty_england_ni

uk stamp duty england ni

UK: Stamp Duty Land Tax for England and Northern Ireland at 2026/27 rates, band by band: standard, first-time buyer relief (nil to £300,000, up to £500,000) or additional property (+5% on every band), plus the 2% non-resident surcharge.

輸入參數price必填buyerType必填nonResident

scotland_lbtt

scotland lbtt

Scotland: Land and Buildings Transaction Tax at 2026/27 rates, band by band, with first-time buyer relief (nil band to £175,000) or the 8% Additional Dwelling Supplement.

輸入參數price必填buyerType必填

wales_ltt

wales ltt

Wales: Land Transaction Tax at 2026/27 rates, band by band (nil band £225,000 for everyone; no first-time buyer relief) or the higher rates for additional properties.

輸入參數price必填buyerType必填

canada_ei_maternity_parental

canada ei maternity parental

Canada (outside Quebec): EI maternity and parental benefits for 2026: 55% of insurable earnings up to $729 a week (standard) or 33% up to $437 (extended), 15 weeks maternity, parental weeks, one-week waiting period.

輸入參數annualIncome必填includeMaternityextendedParentalWeeksstandardParentalWeeks

quebec_qpip

quebec qpip

Quebec: QPIP (RQAP) parental insurance for 2026 for both parents: basic or special plan, birth or adoption, earnings up to $103,000, weekly amounts and totals, with the shareable weeks split between parents.

輸入參數planeventsalary1必填salary2sharedWeeks1singleParent

australia_private_health_rebate_mls

australia private health rebate mls

Australia: private health insurance rebate (1 April 2026 – 31 March 2027) and Medicare Levy Surcharge for 2026–27 by income tier, single or family, and age band: whether hospital cover saves you tax.

輸入參數agefamily必填income必填premiumchildrenhasCover

new_zealand_kiwisaver

new zealand kiwisaver

New Zealand: KiwiSaver balance at 65 under the 2026 rules (default and employer minimum 3.5%, 4% from April 2028; government contribution 25c per $1 up to $260.72; ESCT on employer contributions; PIR tax on returns). Returns are an assumption you set.

輸入參數age必填pirfeePctsalary必填balancegrossReturnemployeeRate

parental_leave_income_gap

parental leave income gap

Statutory parental leave pay for a birth parent and the income gap against normal pay (gross, before tax) in the UK (Statutory Maternity Pay), Ireland (Maternity Benefit), Canada (EI), Quebec (QPIP), Australia (Parental Leave Pay) or a US state’s paid family and medical leave (us-CA, us-NY, us-NJ, us-WA, us-MA and the rest; us-XX = no state program, FMLA unpaid), with an optional employer top-up.

輸入參數topUpweekssalary必填country必填topUpWeeks

uk_voluntary_ni_from_abroad

uk voluntary ni from abroad

UK State Pension for people living outside the UK: which gap years (2020–21 to 2026–27) can still be filled with voluntary National Insurance after the 6 April 2026 change, at Class 2 (£3.65/wk, years to 2025–26 only) or Class 3 (£18.40/wk), each year’s cost and 5 April deadline, and the State Pension gain (1/35 of £241.30 a week per year, up to 35 years) with payback.

輸入參數gapYears必填workedAbroadqualifyingYears必填ukResidenceYearsappliedBefore2026ukContributionYearsworkedBeforeLeaving

版本歷史

1
  1. v1.4.0最新Nov 3, 2026

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