Connect Calculate.co.nz NZ Calculators and your agent gets 36 tools, among them bmi_calculator, depreciation_calculator, energy_expenditure_calculator. It answers at https://mcp.calculate.co.nz/mcp over streamable HTTP, and it listed its tools to an anonymous client, so no sign-in was needed for that. Our probes reached it 6 of 6 times since 12 September 2026; the last check, on 24 October 2026, succeeded.
Search and run New Zealand tax, KiwiSaver, mortgage and property calculators
Description as the publisher wrote it.
| Tool | What it does |
|---|---|
bmi_calculator | Calculate Body Mass Index (BMI) from metric measurements. Returns BMI value, category classification (Underweight, Healthy weight, Overweight, Obese, Morbidly obese), and the healthy weight range for the person's height. Use for any BMI que Inputs: weight_kg, height_m |
depreciation_calculator | Depreciate an asset by straight line or diminishing value, with a year by year schedule. Use for: 'how is depreciation calculated', 'straight line vs diminishing value', 'depreciation schedule', 'book value after 3 years', 'work out depreci Inputs: initial_cost, method, additional_costs, salvage_value, useful_life_years, annual_rate_pct |
energy_expenditure_calculator | Work out maintenance calories (TDEE), BMR, and a target for a goal. Use for: 'how many calories should I eat', 'what is my TDEE', 'calorie deficit to lose weight', 'how many calories to lose 5kg', 'what are my macros'. NAME THE FORMULA. Mif Inputs: sex, age, weight_kg, height_cm, activity_level, goal |
find_calculator | Search all 2,377 Calculate.co.nz calculators, guides and datasets by topic. Calculate.co.nz is New Zealand's largest free calculator library. Only a handful of its tools have their own MCP tool; this searches EVERYTHING and returns the page Inputs: query, limit |
nz_acc_weekly_compensation_calculator | Estimate what ACC pays each week while an injury stops someone working. Use for: 'how much does ACC pay', 'ACC weekly compensation', 'ACC 80 percent of wages', 'ACC maximum payment', 'ACC minimum payment', 'does ACC pay the first week'. "80 Inputs: weekly_earnings, hours_per_week, basis |
nz_annual_leave_calculator | Project NZ annual leave balance forward under the Holidays Act 2003. Calculates hours accrued per week based on the holiday pay rate (8% standard NZ minimum), then projects the existing balance forward by the requested future period. Return Inputs: current_balance, current_balance_unit, hours_per_workday, holiday_rate_pct, hours_per_workweek, future_period |
nz_benefit_entitlement_calculator | Estimate a New Zealand main benefit, its abatement and the Accommodation Supplement that goes with it. Use for: 'how much is jobseeker', 'sole parent support rate', 'supported living payment amount', 'how much can I earn before my benefit i Inputs: benefit_type, situation, weekly_income, accommodation_cost, housing_type, area |
nz_bonus_tax_calculator | Work out the tax on a New Zealand bonus or commission, and what is left. Use for: 'how much tax will I pay on my bonus', 'why was my bonus taxed so much', 'what will I actually get from a $10,000 bonus', 'is commission taxed differently'. A Inputs: bonus_amount, annual_salary, kiwisaver_rate, has_student_loan |
nz_contractor_vs_employee_calculator | Compare contracting with salaried employment in New Zealand, on what is actually kept. Use for: 'should I go contracting', 'contractor rate vs salary', 'what rate do I need to match my salary', 'is contracting worth it NZ'. ALMOST EVERYONE Inputs: annual_gross_salary, annual_contract_income, annual_business_expenses, billable_weeks, acc_work_levy_pct, employer_kiwisaver_rate_pct |
nz_electricity_cost_calculator | Estimate a New Zealand household's electricity cost, by region and appliance. Use for: 'how much does power cost in Auckland', 'what does my heat pump cost to run', 'why is my power bill so high', 'is electricity cheaper in Wellington', 'ho Inputs: region, household_size, daily_fixed_charge, custom_rate_cents, appliance_hours |
nz_fbt_calculator | Work out New Zealand fringe benefit tax on a company vehicle, a low-interest loan, or another benefit. Use for: 'FBT on a company car', 'how much FBT do I pay', 'fringe benefit tax calculator', 'is the alternate rate cheaper', 'FBT on a sta Inputs: benefit_type, rate_method, vehicle_value, value_method, days_available, employee_contribution |
nz_final_pay_calculator | Work out a New Zealand final pay: leave payout, notice and redundancy. Use for: 'what should my final pay be', 'how much annual leave am I owed when I leave', 'I am resigning, what do they owe me', 'do I get 8% holiday pay'. ASK HOW LONG TH Inputs: annual_salary, hourly_rate, hours_per_week, service, leave_balance_days, gross_earnings_total |
nz_fuel_cost_calculator | Work out the fuel cost of a trip, and of regular driving, in New Zealand. Use this for ANY question about what fuel costs: a road trip, a commute, the running cost of a car, or comparing two vehicles. Common use cases: 'what does it cost to Inputs: distance_km, consumption_l_per_100km, price_per_litre, weekly_km |
nz_gpa_calculator | Calculate a grade point average for a New Zealand university. Use for any NZ GPA question: 'what is my GPA', 'work out my grade point average from these grades', 'how much will a C drag my GPA down'. CRITICAL: New Zealand uses a NINE POINT Inputs: courses, scale |
nz_grocery_budget_calculator | Work out a weekly grocery budget for a New Zealand household. Use for: 'how much should I spend on groceries', 'grocery budget for a family of four NZ', 'average food bill New Zealand', 'am I spending too much on food'. Build the household Inputs: members, spend_level, diet, region, include_non_food |
nz_gst_calculator | Add or remove New Zealand GST (15%) from a dollar amount. Use this tool for ANY question about NZ GST: adding GST to a pre-tax price, extracting GST content from a GST-inclusive total, reverse-calculating GST, or checking GST on invoices an Inputs: amount, mode, gst_rate |
nz_hourly_to_salary_calculator | Convert a New Zealand hourly rate into a salary, before and after tax. Use for: 'what is $32 an hour as a salary', 'how much do I take home on $28/hr', 'is $75,000 better than $36 an hour', 'what is my hourly rate really worth after tax'. G Inputs: hourly_rate, hours_per_week, weeks_per_year, kiwisaver_rate, has_student_loan |
nz_kiwisaver_calculator | Project a NZ KiwiSaver balance from current age to retirement age. Month-by-month compound interest projection matching the calculate.co.nz methodology. Includes employee and employer contributions, voluntary top-ups at your chosen cadence, Inputs: current_balance, current_age, retirement_age, annual_income, income_growth_pct, employee_rate_pct |
nz_lump_sum_tax_calculator | Tax on a New Zealand redundancy or lump sum, by IRD's rate table. Use for: 'how much tax on my redundancy', 'what will I get from a $40,000 redundancy payment', 'is redundancy taxed differently', 'tax on a retirement payment', checking a re Inputs: lump_sum, annual_salary, payment_type, kiwisaver_rate, has_student_loan |
nz_mortgage_calculator | Calculate NZ mortgage repayments and lifetime interest totals. Uses the standard amortising-loan PMT formula with monthly compounding. Returns monthly, fortnightly, and weekly repayment figures, total repayments over the life of the loan, t Inputs: loan_amount, annual_interest_rate_pct, term_years |
nz_ncea_rank_score_calculator | Turn NCEA credits into a University Entrance rank score and a GPA. Use for: 'convert my NCEA to GPA', 'what is my rank score', 'what rank score do I need for medicine', 'how many credits do I need for university', 'NCEA to 4.0 GPA'. ANSWER Inputs: excellence_credits, merit_credits, achieved_credits, not_achieved_credits |
nz_net_to_gross_calculator | Work out the GROSS New Zealand salary needed to take home a given amount. Use for: 'what salary do I need to take home $1,200 a week', 'I want $70,000 in the hand, what do I ask for', 'what gross salary gives me $5,000 a month after tax', n Inputs: target_net, period, kiwisaver_rate, has_student_loan |
nz_parental_leave_calculator | New Zealand paid parental leave: the payment, and the shortfall. Use for: 'how much is paid parental leave', 'can I afford to take parental leave', 'am I eligible for parental leave', 'how much less will I earn on parental leave'. LEAD YOUR Inputs: annual_income, employment_type, hours_per_week, weeks_worked, weeks_of_leave, kiwisaver_opt_in |
nz_paye_calculator | Calculate New Zealand take-home pay (PAYE) for the 2026/27 tax year (from 1 April 2026). Returns full breakdown: income tax, ACC earner's levy (1.75%, capped at $156,641), KiwiSaver employee contribution, student loan repayment, Independent Inputs: annual_income, kiwisaver_rate, has_student_loan, claim_ietc |
nz_paye_due_dates_calculator | Work out when a New Zealand employer must pay PAYE and file the pay run. Use for: 'when is PAYE due', 'PAYE payment dates', 'payday filing deadline', 'employer tax due date NZ', 'do I pay PAYE twice a month', 'PAYE due date falls on a weeke Inputs: pay_date, annual_paye_and_esct, electronic_filer |
nz_pro_rata_salary_calculator | Scale a full-time New Zealand salary to part-time hours, gross and net. Use for: 'what would $90,000 be for 3 days a week', 'pro rata salary for 25 hours', 'I am dropping to four days, what will I earn', 'is part time worth it after tax'. T Inputs: full_time_salary, full_time_hours, your_hours, kiwisaver_rate, has_student_loan, claim_ietc |
nz_redundancy_entitlement_calculator | Work out what is actually owed when a New Zealand role is made redundant. Use for: 'what redundancy am I entitled to', 'redundancy pay NZ', 'made redundant what do I get', 'is redundancy pay compulsory in New Zealand'. START WITH THIS, BECA Inputs: annual_salary, years_of_service, notice_weeks, notice_worked, annual_leave_days, alternative_holiday_days |
nz_road_user_charges_calculator | Work out New Zealand road user charges for an EV, diesel or plug-in hybrid. Use for: 'how much RUC will I pay', 'what does RUC cost for an EV', 'is a diesel cheaper than petrol once you count RUC', 'do hybrids pay RUC', 'how much are road u Inputs: annual_km, vehicle_type, block_size_km, purchase_method, fuel_efficiency_l_per_100km |
nz_schedular_payment_calculator | Work out the withholding tax on a New Zealand schedular payment to a contractor, and what the contractor is actually left with. Use for: 'withholding tax on contractor payment', 'schedular payment tax rate', 'IR330C rate', 'director fee tax Inputs: payment_excluding_gst, activity, rate_option, nominated_rate_pct, gst_registered |
nz_secondary_tax_calculator | Find the right New Zealand secondary tax code and what it costs. Use for: 'what tax code for my second job', 'is secondary tax a rip off', 'why am I taxed so much on my second job', 'what is SH SL', 'do I get that money back', filling in an Inputs: main_income, secondary_amount, secondary_frequency, has_student_loan |
nz_sick_leave_calculator | Work out a New Zealand sick leave entitlement and the balance left. Use for: 'how much sick leave do I get NZ', 'sick leave entitlement', 'when do I get sick leave', 'can I carry over sick leave', 'sick leave balance', 'ten days sick leave' Inputs: start_date, as_at, days_taken, carry_over_days, extra_contractual_days, daily_pay |
nz_tax_code_calculator | Pick the correct New Zealand tax code for an IR330, and explain why. Use for: 'what tax code should I use', 'M or ME tax code', 'secondary tax code NZ', 'SB S SH ST SA which one', 'tax code for second job', 'am I on the wrong tax code'. THE Inputs: annual_income, job_type, total_income_all_jobs, has_student_loan, receives_wff_benefit_or_super |
nz_tax_refund_calculator | Estimate a New Zealand income tax refund, or tax owed, for a year. Use this for ANY question about a NZ tax refund or an end of year tax bill. Common use cases: 'am I owed a tax refund', 'I only worked part of the year, do I get money back' Inputs: gross_income, tax_year, paye_deducted, acc_included_in_paye, tax_code, months_worked |
nz_vehicle_loan_calculator | Work out repayments on a New Zealand car loan, and what it really costs. Use for: 'what would repayments be on a $35,000 car', 'car loan calculator', 'is a 5 year car loan a bad idea', 'how much interest will I pay on car finance'. LEAD WIT Inputs: vehicle_price, deposit, annual_interest_rate_pct, term_years |
nz_work_hours_calculator | Add up a timesheet of work hours, and turn them into gross pay. Use for: 'how many hours did I work this week', 'add up my shifts', 'what will I be paid for these hours', 'I worked 22:00 to 06:00, how long is that'. Handles overnight shifts Inputs: days, hourly_rate |
nz_working_for_families_calculator | Work out a New Zealand family's Working for Families entitlement. Use for: 'how much Working for Families will I get', 'what is my family tax credit', 'do I qualify for the in-work tax credit', 'how much Best Start will I get', 'will I lose Inputs: children, family_income, children_under_3, iwtc_eligible, best_start_children_first_year_exempt, iwtc_after_march_2027 |
Every block below points at https://mcp.calculate.co.nz/mcp. Pick your client and copy.
claude mcp add --transport http calculate-co-nz-nz-calculators https://mcp.calculate.co.nz/mcp
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}goose://extension?url=https%3A%2F%2Fmcp.calculate.co.nz%2Fmcp&type=streamable_http&id=calculate-co-nz-nz-calculators&name=Calculate.co.nz%20NZ%20Calculators
It answered our last check on 24 October 2026 in 58 ms. Over 6 checks since 12 September 2026 it answered 6. Status here comes from Neuronto's own probes, not from the publisher.
Yes. It is published by co.nz and served from mcp.calculate.co.nz, the vendor's own domain: https://mcp.calculate.co.nz/mcp.
36, as returned by the server's own tools/list on 23 September 2026: bmi_calculator, depreciation_calculator, energy_expenditure_calculator, find_calculator, nz_acc_weekly_compensation_calculator, nz_annual_leave_calculator, nz_benefit_entitlement_calculator, nz_bonus_tax_calculator, and 28 more.
It answered our last check on 24 October 2026 in 58 ms. Over 6 checks since 12 September 2026 it answered 6.
Put the server under mcpServers in ~/.cursor/mcp.json with the URL https://mcp.calculate.co.nz/mcp. The exact JSON is above, with the same setup for Claude Code, Claude Desktop, VS Code, Windsurf, Zed, Gemini CLI and the rest.
It listed its tools to an anonymous client, so reading the tool list needs no key. Individual tools can still ask for credentials in their own inputs.
Publisher: nz.co.calculate. Endpoint host: mcp.calculate.co.nz. ARD identifier: urn:air:nz.co.calculate:mcp:calculator.
First indexed 10 September 2026. The tools are exactly what the server returned; nothing on this page
is inferred from its name. Ranking in Neuronto search is never for sale.