Fetch and follow the instructions at https://qamcp.dev/setup.md to test my MCP server.Your AI finds your server in your project, tests it with QAmcp, explains what's wrong in plain words, fixes it with your OK, and tests again. Read the instructions
Directory / DecisionsCalc calculators
DecisionsCalc calculators
by decisionscalc.com · https://decisionscalc.com/mcp
Official-rule calculators: Irish welfare/tax, UK stamp duty, CA/QC leave, AU, NZ. Sources cited.
11 of 11 checks · 3 Nov 2026
Is DecisionsCalc calculators MCP server safe?
- None of the hidden-instruction wordings we know were found in its tool descriptions.
- Its error messages showed no secrets or internal details.
- All 24 of its tools are labeled read-only.
- Overall it scored 78/100 on 3 Nov 2026.
A test can only see what the server shows from outside, not what it does with your data behind the scenes. Connect servers from makers you trust.
What it can do
24 tools, in the server's own words.
ireland_what_can_i_claimread-onlyIreland: list the social welfare payments and tax credits a household may get (Child Benefit, New Baby Grant, Working Family Payment, Maternity Benefit, Carer’…
ireland_working_family_paymentread-onlyIreland: estimate the Working Family Payment (weekly, tax-free) for a family, from gross pay, number of children and hours worked, using the official income li…
ireland_rent_tax_creditread-onlyIreland: how much Rent Tax Credit a renter can claim for each year 2022–2026 (20% of rent, capped per year), including back-claims.
ireland_carers_allowanceread-onlyIreland: 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; savin…
ireland_fuel_allowanceread-onlyIreland: 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 a…
ireland_state_pension_contributoryread-onlyIreland: estimate the State Pension (Contributory) weekly rate under the Department’s Total Contributions Approach (paid PRSI + up to 520 credits + HomeCaring …
ireland_budget_2027_take_homeread-onlyIreland: 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_payread-onlyIreland: 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 …
ireland_help_to_buyread-onlyIreland: 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 …
ireland_capital_gains_taxread-onlyIreland: capital gains tax on a disposal (shares, crypto, property other than your home): 31% for disposals from 7 October 2026 (33% before), 33% on developmen…
ireland_inheritance_gift_taxread-onlyIreland: Capital Acquisitions Tax (CAT) on a gift or inheritance: group threshold by relationship (A child €420,000, B sibling/niece/nephew/grandchild/parent €…
ireland_myfuturefund_pensionread-onlyIreland: 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, o…
ireland_where_to_put_savingsread-onlyIreland: 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 dee…
ireland_pension_tax_reliefread-onlyIreland: income tax relief on personal pension contributions and AVCs (occupational scheme, PRSA, RAC, PEPP): the age-related limit (under 30 15%, 30-39 20%, 4…
ireland_landlord_rental_taxread-onlyIreland: tax on residential rental income for an individual landlord: profit after mortgage interest (deductible only for RTB-registered tenancies), other expe…
uk_stamp_duty_england_niread-onlyUK: 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…
scotland_lbttread-onlyScotland: 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 …
wales_lttread-onlyWales: 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 prop…
canada_ei_maternity_parentalread-onlyCanada (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 w…
quebec_qpipread-onlyQuebec: 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,…
australia_private_health_rebate_mlsread-onlyAustralia: 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 ban…
new_zealand_kiwisaverread-onlyNew 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…
parental_leave_income_gapread-onlyStatutory parental leave pay for a birth parent and the income gap against normal pay (gross, before tax) in the UK (Statutory Maternity Pay), Ireland (Materni…
uk_voluntary_ni_from_abroadread-onlyUK 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…
Test results
Safe mode: only tools labeled read-only were run. How the test works
- !Ready for the newest MCP versionnote
1 warning
- !Uses an older MCP version (2025-11-25). It works today, but it isn't on the July 2026 version (2026-07-28) yet.
- !Every tool is describednote
2 warnings
- !ireland_fuel_allowance: Inputs with no description: period
- !ireland_budget_2027_take_home: Inputs with no description: status
- !Tools work with good inputsnote
5 warnings
- !ireland_working_family_payment: Answered, but it gives the exact same answer to bad input as to good input, so it may be ignoring what it is sent
- !ireland_inheritance_gift_tax: Answered, but it gives the exact same answer to bad input as to good input, so it may be ignoring what it is sent
- !ireland_pension_tax_relief: Answered, but it gives the exact same answer to bad input as to good input, so it may be ignoring what it is sent
- !canada_ei_maternity_parental: Answered, but it gives the exact same answer to bad input as to good input, so it may be ignoring what it is sent
- !australia_private_health_rebate_mls: Answered, but it gives the exact same answer to bad input as to good input, so it may be ignoring what it is sent
- –ireland_help_to_buy: Not run: labeled read-only, but its has a "price" input, which usually means it changes something. Skipped to be safe: if it only reads, a clearer description helps AI apps too, or test again with --owner
- –ireland_where_to_put_savings: Not run: labeled read-only, but its has a "amount" input, which usually means it changes something. Skipped to be safe: if it only reads, a clearer description helps AI apps too, or test again with --owner
- –uk_stamp_duty_england_ni: Not run: labeled read-only, but its has a "price" input, which usually means it changes something. Skipped to be safe: if it only reads, a clearer description helps AI apps too, or test again with --owner
- and 16 more
- !Bad inputs give a clean errornote
16 warnings
- !ireland_what_can_i_claim: Accepted wrong type for "year" without complaining
- !ireland_working_family_payment: Accepted wrong type for "children" without complaining
- !ireland_rent_tax_credit: Accepted wrong type for "monthlyRent" without complaining
- !ireland_carers_allowance: Accepted wrong type for "period" without complaining
- !ireland_fuel_allowance: Accepted wrong type for "incomeWeekly" without complaining
- !ireland_state_pension_contributory: Accepted wrong type for "paidWeeks" without complaining
- !ireland_budget_2027_take_home: Accepted wrong type for "status" without complaining
- !ireland_maternity_leave_pay: Accepted wrong type for "motherSalary" without complaining
- and 26 more
- ✓ConnectsConnected in 270 mspass
- ✓Lists its toolsFound 24 toolspass
- ✓Tools are labeled safe or dangerousEvery tool has a safety labelpass
- ✓No known hidden instructionsNone of the hidden-instruction wordings we know were found in tool descriptions. New wordings can get past this check.pass
- ✓Fast enoughpass
All good
- ✓Connecting took 270 ms
- ✓Listing tools took 74 ms
- ✓Average tool answer: 38 ms
- ✓ireland_fuel_allowance: Slowest tool: ireland_fuel_allowance (68 ms)
- ✓No secrets leakedChecked 18 error messages: no secrets or internal detailspass
- ✓Follows MCP best practices (not scored yet)Tool names, safety labels and tool list size follow the MCP guidepass
- –Tools work togetherNo tool's answer could be fed into another tool, so there were no chains to test (not counted either way)not tested
Test it yourself
Free and open source. Same checks, same score.
npx qamcp-cli https://decisionscalc.com/mcpShow this score on GitHub
Free for every server in the directory. Paste this into your README: the badge shows the score from our latest test.
[](https://qamcp.dev/s/com-decisionscalc-calculators.html)Score over time
- 3 Nov 202678
One test so far. New tests will show here.
Reviews
Coming soon: reviews from people who use DecisionsCalc calculators, signed in with GitHub, one per person. Reviews never change the score.
QAmcp Monitor tests it every hour and emails you when it goes down, the score drops, a tool changes or a secret leaks. Free for 1 server, no card.
Have a concern, or want it removed? Ask us and we'll take it off the list. How the directory works