プロトタイプ · プレビュー版:公式レジストリのすべてのサーバーを掲載し、30分ごとに同期しています。レビューとアカウント機能は今後のステップで始まります。
PopNx MCPAIを使う人のためのMCPサーバー · やさしい言葉で解説

DecisionsCalc calculators

作者:Admin3007バージョン 1.4.0i★ –iクラウドで動く
レジストリ名com.decisionscalc/calculators

インストール

概要

作者による説明(英語の原文)

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

PopNx MCPの3つの柱

この3つを1つのスコアにまとめることはしません。意見、測定、人気はそれぞれ別のものだからです。

できること

このサーバーのやさしい解説はまだ書いていません。以下はレジストリから読み取った事実です。

  • 接続方法: クラウドで動く
  • トランスポート: Streamable HTTP
  • カテゴリ: 会計・財務・税務

インストール

使っているAIアプリを選んで、設定をコピーしてください。

インストールの前に

必要なもの

どのアプリを使っていますか?

上でアプリを選んでください。選んだアプリを覚えておくので、次からはボタンに「…にインストール」と表示されます。

ウェブ、デスクトップ、モバイルのClaudeで使えます:

  1. Settings → Connectors を開く
  2. Add custom connector を押す
  3. 下のアドレスを貼り付けて Add を押す
  4. サインインを求められたら、作者のサービスにサインインする
SettingsConnectors1+ Add2https://…3
https://decisionscalc.com/mcp

ターミナルでこれを実行します

claude mcp add --transport http calculators https://decisionscalc.com/mcp

Cursorで開く

または、設定を自分でコピーする

プロジェクトの .cursor/mcp.json、または ~/.cursor/mcp.json に貼り付けます

{
  "mcpServers": {
    "calculators": {
      "url": "https://decisionscalc.com/mcp"
    }
  }
}

ブラウザがアプリを開いてよいか確認し、そのあとアプリが設定を表示して確認を求めます。キーの値は空欄のままなので、自分で入力してください。

VS Codeで開く

または、設定を自分でコピーする

プロジェクトの .vscode/mcp.json に貼り付けます

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

ブラウザがアプリを開いてよいか確認し、そのあとアプリが設定を表示して確認を求めます。キーの値は空欄のままなので、自分で入力してください。

ChatGPTがつなげるのは、インターネット上のサーバーだけです:

  1. ウェブ版のChatGPTを開き → Settings → Connectors (Apps)
  2. Create または Add を押す(プランによっては、先に Advanced で Developer mode をオンにする必要があります)
  3. 下のアドレスを貼り付け、名前を付けて保存する
  4. サインインを求められたら、作者のサービスにサインインする
SettingsConnectors1+ Create2https://…3
https://decisionscalc.com/mcp

メニューの名前は、プランや時期によって少し違うことがあります。

選んだアプリは、この端末のCookieに保存されます。アカウントは不要です。

この設定は、作者のレジストリ登録情報から作成しています。READMEと違う場合は、READMEに従ってください。

できること

ツールの名前と説明は、サーバーが2026年11月6日に返したそのままの内容です。書いたのは作者で、私たちではありません。プレーンテキストとして表示しています。

  • 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.

  • 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.

  • 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).

  • 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).

  • ireland_jobseekers_pay_related_benefit

    Ireland: Jobseeker’s Pay-Related Benefit week by week for a job lost on or after 28 March 2025: 60% of average gross weekly pay up to €450 (weeks 1–13), 55% up to €375 (14–26), 50% up to €300 (27–39) with 260+ paid PRSI contributions, or 50% up to €300 for 26 weeks with 104–259;

  • 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).

  • 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).

  • 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.

  • 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.

  • 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. S

  • 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 I

  • 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 aft

  • 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.

  • 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.

  • 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 ban

  • ireland_can_i_retire

    Ireland: can I retire at 60 (or any age)? Year-by-year projection to 95 for one person or a couple: pay and pension contributions until retirement, DC pots drawn at retirement (25% lump sum: first €200,000 tax-free, next €300,000 at 20%; the rest to an ARF with the 4%/5%/6% imput

  • 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 Residenti

  • ireland_sell_or_keep_rental

    Ireland: should a landlord sell a rental property now or keep it? Compares wealth after tax year by year over N years (default 10): KEEP = rent (growth capped at 2% or CPI under the rent control from 1 March 2026) less costs, mortgage and Case V tax at the marginal rate, plus gro

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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.

  • 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

  • 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,

基本チェックi

誰でも見られる情報をチェックしており、コードは読んでいません。当てはまらない項目は数に入れていません。 · 2026年11月6日にチェック

  • ✓ 合格

    作者とリポジトリが一致

    レジストリ名はドメイン decisionscalc.com で確認済みです(レジストリがドメインの所有を確認しています)

  • … 未チェック

    今もメンテナンスされている

    このリポジトリはまだGitHubから読み取っていません

  • … 未チェック

    ライセンスがある

    このリポジトリはまだGitHubから読み取っていません

  • ✓ 合格

    エンドポイントが応答する

    93ミリ秒で応答(HTTP 200)

  • – 対象外

    OAuthでサインイン

    サインイン不要

  • ✓ 合格

    ツールの説明に隠れた指示がない

    27件のツールの説明を読み、AIへの隠れた指示は見つかりませんでした

会計・財務・税務のほかのサーバーとの比較i

  • このカテゴリのほかの1723件のうち0%よりスターが多い
  • このカテゴリのほかの1723件のうち91%より最近レジストリに公開
  • 基本チェックの結果が、このカテゴリのほかの1723件のうち100%と同じかそれ以上

レジストリでこのカテゴリにある有効なすべてのサーバーと比較しています。スターは、公開者がリポジトリの所有者である場合だけ数えます。

よくある質問

DecisionsCalc calculatorsは安全ですか?

当てはまる基本チェック3項目のうち3項目に合格しました。コードは読んでいません。キーやトークンを追加する前に、サーバーがどんなアクセスを求めているかを確認し、必要な権限だけを持つキーを使ってください。

どんなキーやコードが必要ですか?

レジストリには必須のキーは載っていません。ただし、最初に使うときにサインインを求めるサーバーもあります。

パソコンで動きますか、それともクラウドですか?

作者のクラウドで動きます。インストール不要でインターネット経由でつながりますが、送った内容は作者のサーバーを通ります。

今もメンテナンスされていますか?

GitHubリポジトリの最終更新は–、最新バージョン(1.4.0)がレジストリに届いたのは3 日前です。

どのアプリで使えますか?

Claude Desktop、Claude Code、Cursor、VS CodeなどのMCP対応アプリで使えます。URLでつながるので、リモートMCPサーバーに対応したアプリ(開発者モードのChatGPTなど)でも使えます。

代わりに使えるものは?

同じカテゴリには:Finance Toolkit, SolidInvoice, Korea Tax Calculator

代わりの候補

同じカテゴリで、ほかの作者が作ったサーバー。スターの多い順。

カードの見方:★ GitHubスターi3つの柱:レビュー · チェック · 利用状況i更新=最新バージョンをレジストリに公開した日i

Finance Toolkit

作者:JerBouma

500+ transparent financial methods calculated from raw statements, not third-party endpoints.

パソコンでもクラウドでも★ 5,496MIT昨日更新
インストール

SolidInvoice

作者:SolidInvoice

Create and send invoices and quotes, manage clients, and track payments in SolidInvoice.

クラウドで動く★ 981MIT7 日前更新
インストール

作者のREADME

READMEを開く

作者のリポジトリから書かれたとおりにコピーしたものです。PopNx MCPは内容を確認・推奨していません。HTML、画像、スクリプトは取り除いています。リンクはこのサイトの外へ移動します。

DecisionsCalc MCP server

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

  • Endpoint: https://decisionscalc.com/mcp (Model Context Protocol, Streamable HTTP, JSON responses)
  • Official MCP Registry: com.decisionscalc/calculators
  • Docs for agents: https://decisionscalc.com/for-agents/
  • Server card: https://decisionscalc.com/.well-known/mcp/server-card.json

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

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

Example call:

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.

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