MCP-Server
calculators
com.calcfleet/calculators
Was dieses MCP kann
Offers calculation tools for investing, lending, business economics, ecommerce profitability, employment, health, vehicles, construction, and other practical decisions.
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Tools
122
Tools
401k_match_calculator
401(k) Employer Match Calculator
401(k) Employer Match Calculator â Calculate your 401(k) employer match: enter salary and contribution rate to see the free money you earn, your total yearly savings, and long-run growth.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['salary', 'contributionPct', 'firstTierPct', 'firstTierMatchPct', 'secondTierPct', 'secondTierMatchPct', 'growthRatePct', 'years'], 'properties': {'years': {'type': 'integer', 'maximum': 80, 'minimum': 0}, 'salary': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'firstTierPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'growthRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'secondTierPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'contributionPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'firstTierMatchPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'secondTierMatchPct': {'type': 'number', 'maximum': 100, 'minimum': 0}}}
ai_agent_cost_calculator
AI Agent Cost Calculator
AI Agent Cost Calculator â See what an AI agent really costs per successful task: steps, tokens, model pricing and success rate turn dashboard cost per run into the true unit cost.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['stepsPerRun', 'inputTokensPerStep', 'outputTokensPerStep', 'modelId', 'runsPerDay', 'successRatePct', 'cacheHitRatePct'], 'properties': {'modelId': {'enum': ['gpt-5.5', 'gpt-5.4', 'gpt-5.4-mini', 'gpt-5.4-nano', 'claude-opus-4.8', 'claude-sonnet-4.6', 'claude-haiku-4.5', 'gemini-3.5-flash', 'gemini-3.1-pro', 'gemini-2.5-flash', 'llama-3.3-70b-together', 'llama-3-8b-lite-together'], 'type': 'string'}, 'runsPerDay': {'type': 'number', 'maximum': 1000000, 'minimum': 0.1}, 'stepsPerRun': {'type': 'integer', 'maximum': 200, 'minimum': 1}, 'successRatePct': {'type': 'number', 'maximum': 100, 'minimum': 1}, 'cacheHitRatePct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'inputTokensPerStep': {'type': 'number', 'maximum': 2000000, 'minimum': 1}, 'outputTokensPerStep': {'type': 'number', 'maximum': 100000, 'minimum': 1}}}
ai_automation_payback_calculator
AI Automation Payback Calculator (Process ROI)
AI Automation Payback Calculator (Process ROI) â Estimate the payback of automating a process with AI: task volume, time saved, review effort, and API costs give net monthly savings and break-even months.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['tasksPerMonth', 'minutesPerTaskManual', 'loadedHourlyCost', 'automationCoveragePct', 'reviewMinutesPerTask', 'aiCostPerTask', 'platformCostMo', 'buildCost'], 'properties': {'buildCost': {'type': 'number', 'maximum': 500000, 'minimum': 0}, 'aiCostPerTask': {'type': 'number', 'maximum': 5, 'minimum': 0}, 'tasksPerMonth': {'type': 'number', 'maximum': 1000000, 'minimum': 10}, 'platformCostMo': {'type': 'number', 'maximum': 5000, 'minimum': 0}, 'loadedHourlyCost': {'type': 'number', 'maximum': 300, 'minimum': 10}, 'minutesPerTaskManual': {'type': 'number', 'maximum': 240, 'minimum': 0.5}, 'reviewMinutesPerTask': {'type': 'number', 'maximum': 60, 'minimum': 0}, 'automationCoveragePct': {'type': 'number', 'maximum': 100, 'minimum': 1}}}
ai_build_vs_buy_calculator
AI Build vs Buy Calculator (API vs Self-Host)
AI Build vs Buy Calculator (API vs Self-Host) â Compare the monthly cost of a hosted LLM API against self-hosting on your own GPUs. Find the break-even token volume and see which option is cheaper for you.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['apiPricePerMtok', 'selfHostFixedPerMonth', 'tokensPerMonth'], 'properties': {'tokensPerMonth': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'apiPricePerMtok': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'selfHostFixedPerMonth': {'type': 'number', 'maximum': 10000000, 'minimum': 0}}}
ai_job_exposure_calculator
AI Job Exposure Score
AI Job Exposure Score â An AI job exposure score built from published research (Eloundou et al. 2023, O*NET, Goldman Sachs): estimate your task mix, not a prediction about you.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['routineCognitive', 'creativeCognitive', 'interpersonal', 'physical'], 'properties': {'physical': {'type': 'number', 'maximum': 1, 'minimum': 0}, 'interpersonal': {'type': 'number', 'maximum': 1, 'minimum': 0}, 'routineCognitive': {'type': 'number', 'maximum': 1, 'minimum': 0}, 'creativeCognitive': {'type': 'number', 'maximum': 1, 'minimum': 0}}}
ai_roi_calculator
AI Tool ROI Calculator (Payback on Adoption)
AI Tool ROI Calculator (Payback on Adoption) â Estimate the ROI and payback of an AI tool: enter hours saved per week, staff count, and cost to see monthly net savings, break-even months, and annual return.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['hoursSavedPerWeek', 'hourlyCost', 'headcount', 'monthlyToolCost', 'implementationCost'], 'properties': {'headcount': {'type': 'integer', 'maximum': 1000000, 'minimum': 1}, 'hourlyCost': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'monthlyToolCost': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'hoursSavedPerWeek': {'type': 'number', 'maximum': 168, 'minimum': 0}, 'implementationCost': {'type': 'number', 'maximum': 100000000, 'minimum': 0}}}
amazon_fba_calculator
Amazon FBA Profit Calculator
Amazon FBA Profit Calculator â Calculate Amazon FBA net profit, margin, and ROI for any product. Enter price, COGS, and size tier to see the full fee breakdown and your break-even price.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['price', 'cogs'], 'properties': {'cogs': {'type': 'number', 'maximum': 10000, 'minimum': 0}, 'price': {'type': 'number', 'maximum': 10000, 'exclusiveMinimum': 0}, 'adCost': {'type': 'number', 'default': 0, 'maximum': 10000, 'minimum': 0}, 'sizeTier': {'enum': ['small_standard', 'large_standard_1lb', 'large_standard_2lb', 'large_standard_3lb', 'large_bulky', 'extra_large'], 'type': 'string', 'default': 'large_standard_1lb'}, 'referralRatePct': {'type': 'number', 'default': 15, 'maximum': 50, 'minimum': 1}}}
apy_calculator
APY Calculator: APR to APY Conversion
APY Calculator: APR to APY Conversion â Convert your nominal rate (APR) to APY instantly. See how compounding frequencyâdaily, monthly, or quarterlyâaffects your true annual yield and final balance.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['nominalRatePct', 'compounding', 'deposit', 'years'], 'properties': {'years': {'type': 'number', 'maximum': 50, 'exclusiveMinimum': 0}, 'deposit': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'compounding': {'enum': ['daily', 'monthly', 'quarterly', 'annually'], 'type': 'string'}, 'nominalRatePct': {'type': 'number', 'maximum': 30, 'exclusiveMinimum': 0}}}
aquarium_stocking_calculator
Aquarium Volume & Stocking Calculator
Aquarium Volume & Stocking Calculator â Work out your fish tank volume and stocking capacity. Enter length, width, and height in inches to get gallons, litres, inch-of-fish, and heater wattage.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['lengthIn', 'widthIn', 'heightIn', 'inchesPerGallon'], 'properties': {'widthIn': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'heightIn': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'lengthIn': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'inchesPerGallon': {'type': 'number', 'maximum': 5, 'minimum': 0.1}}}
aspect_ratio_calculator
Aspect Ratio Calculator (Resize & Crop)
Aspect Ratio Calculator (Resize & Crop) â Simplify an aspect ratio and resize while keeping it. Enter width and height to get the ratio like 16:9, then a new width to solve the matching height.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['width', 'height', 'newWidth'], 'properties': {'width': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'height': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'newWidth': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}}}
baking_pan_conversion_calculator
Baking Pan Size Conversion Calculator
Baking Pan Size Conversion Calculator â Convert a recipe between round, square, and rectangular baking pans. Scale batter by pan area, not diameter, to see the exact ratio and bake-time guidance.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['original', 'target'], 'properties': {'target': {'type': 'object', 'required': ['shape'], 'properties': {'side': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'shape': {'enum': ['round', 'rectangular', 'square'], 'type': 'string'}, 'width': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'length': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'diameter': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}}}, 'original': {'type': 'object', 'required': ['shape'], 'properties': {'side': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'shape': {'enum': ['round', 'rectangular', 'square'], 'type': 'string'}, 'width': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'length': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'diameter': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}}}}}
balance_transfer_calculator
Balance Transfer Calculator
Balance Transfer Calculator â See how much a 0% balance transfer saves vs staying on your current APR. Enter the fee, promo months, and planned payment to find out if it is worth it.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['balance', 'currentAprPct', 'transferFeePct', 'promoMonths', 'revertAprPct', 'monthlyPayment'], 'properties': {'balance': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'promoMonths': {'type': 'integer', 'maximum': 84, 'minimum': 1}, 'revertAprPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'currentAprPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'monthlyPayment': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'transferFeePct': {'type': 'number', 'maximum': 10, 'minimum': 0}}}
body_fat_calculator
Body Fat Percentage Calculator (Navy Method)
Body Fat Percentage Calculator (Navy Method) â Estimate your body fat percentage with the US Navy tape-measure method. Enter your sex, height, neck, waist, and hip to see body fat and lean body mass.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['sex', 'waistCm', 'neckCm', 'heightCm'], 'properties': {'sex': {'enum': ['male', 'female'], 'type': 'string'}, 'hipCm': {'type': 'number', 'maximum': 250, 'minimum': 40}, 'neckCm': {'type': 'number', 'maximum': 80, 'minimum': 15}, 'waistCm': {'type': 'number', 'maximum': 250, 'minimum': 30}, 'heightCm': {'type': 'number', 'maximum': 250, 'minimum': 120}, 'weightKg': {'type': 'number', 'maximum': 400, 'minimum': 20}}}
break_even_calculator
Break-Even Point Calculator
Break-Even Point Calculator â Calculate your break-even point in units and revenue. Enter fixed costs, variable cost per unit, and price to see exactly when your business turns profitable.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['fixedCosts', 'variableCostPerUnit', 'pricePerUnit', 'targetProfit'], 'properties': {'fixedCosts': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'pricePerUnit': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'targetProfit': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'variableCostPerUnit': {'type': 'number', 'maximum': 1000000, 'minimum': 0}}}
brine_calculator
Brine Calculator (Salt Ratio by Weight)
Brine Calculator (Salt Ratio by Weight) â Calculate salt and sugar for wet or dry brines by weight: enter water volume or meat weight and a salt percentage to get exact grams and a strength chart.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['mode', 'waterVolumeL', 'meatWeightGrams', 'saltPct', 'sugarPct'], 'properties': {'mode': {'enum': ['wet', 'dry'], 'type': 'string'}, 'saltPct': {'type': 'number', 'maximum': 20, 'minimum': 0.1}, 'sugarPct': {'type': 'number', 'maximum': 20, 'minimum': 0}, 'waterVolumeL': {'type': 'number', 'maximum': 1000, 'minimum': 0}, 'meatWeightGrams': {'type': 'number', 'maximum': 1000000, 'minimum': 0}}}
burn_rate_runway_calculator
Burn Rate & Runway Calculator
Burn Rate & Runway Calculator â Calculate startup burn rate and cash runway. Gross vs net burn, default alive or dead verdict, and month-by-month cash balance simulation with revenue growth.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['cashBalance', 'monthlyExpenses', 'monthlyRevenue'], 'properties': {'cashBalance': {'type': 'number', 'maximum': 1000000000, 'exclusiveMinimum': 0}, 'monthlyRevenue': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'monthlyExpenses': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'monthlyExpenseGrowthPct': {'type': 'number', 'default': 0, 'maximum': 50, 'minimum': 0}, 'monthlyRevenueGrowthPct': {'type': 'number', 'default': 0, 'maximum': 50, 'minimum': 0}}}
cac_ltv_calculator
CAC : LTV Ratio Calculator
CAC : LTV Ratio Calculator â Calculate Customer Lifetime Value, LTV:CAC ratio with poor/fair/good/excellent verdict bands, CAC payback months, and monthly gross profit per customer.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['arpa', 'grossMarginPct', 'monthlyChurnPct', 'cac'], 'properties': {'cac': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'arpa': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'grossMarginPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'monthlyChurnPct': {'type': 'number', 'maximum': 100, 'minimum': 0.01}}}
calorie_deficit_calculator
Calorie Deficit Calculator (Goal Weight by Date)
Calorie Deficit Calculator (Goal Weight by Date) â Set a goal weight and a target date to see the daily calorie deficit you need, your projected weekly loss rate, and whether the pace is safe or too fast.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['currentKg', 'goalKg', 'days'], 'properties': {'days': {'type': 'integer', 'maximum': 3650, 'minimum': 1}, 'goalKg': {'type': 'number', 'maximum': 400, 'minimum': 30}, 'currentKg': {'type': 'number', 'maximum': 400, 'minimum': 30}}}
calories_burned_calculator
Calories Burned Calculator (MET-Based)
Calories Burned Calculator (MET-Based) â Calculate calories burned by activity with the MET formula: enter weight, minutes, and activity to estimate energy spent, and compare exercises side by side.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['met', 'weightKg', 'minutes'], 'properties': {'met': {'type': 'number', 'maximum': 30, 'exclusiveMinimum': 0}, 'minutes': {'type': 'number', 'maximum': 1440, 'exclusiveMinimum': 0}, 'weightKg': {'type': 'number', 'maximum': 500, 'minimum': 20}}}
car_affordability_calculator
Car Affordability Calculator
Car Affordability Calculator â How much car can you afford? Enter your monthly budget, APR, loan term, and down payment to see your max loan and car price, plus a 15%-of-income rule check.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['monthlyPayment', 'annualRatePct', 'termMonths', 'downPayment', 'tradeIn'], 'properties': {'tradeIn': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'termMonths': {'type': 'integer', 'maximum': 120, 'exclusiveMinimum': 0}, 'downPayment': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'monthlyIncome': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'monthlyPayment': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}}}
car_depreciation_calculator
Car Depreciation Calculator
Car Depreciation Calculator â Estimate what your car will be worth in the years ahead. Enter price and depreciation rates to see a year-by-year value curve, total loss, and percent lost.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['price', 'firstYearRate', 'annualRate', 'horizonYears'], 'properties': {'price': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'annualRate': {'type': 'number', 'maximum': 1, 'minimum': 0}, 'horizonYears': {'type': 'integer', 'maximum': 40, 'minimum': 1}, 'firstYearRate': {'type': 'number', 'maximum': 1, 'minimum': 0}}}
car_lease_calculator
Car Lease Payment Calculator (Money Factor)
Car Lease Payment Calculator (Money Factor) â Estimate your monthly car lease payment from the cap cost, residual, term, and money factor. See the depreciation and finance split, sales tax, and APR.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['capCost', 'residual', 'termMonths', 'moneyFactor', 'salesTaxPct'], 'properties': {'capCost': {'type': 'number', 'maximum': 2000000, 'exclusiveMinimum': 0}, 'residual': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'termMonths': {'type': 'integer', 'maximum': 120, 'exclusiveMinimum': 0}, 'moneyFactor': {'type': 'number', 'maximum': 1, 'minimum': 0}, 'salesTaxPct': {'type': 'number', 'maximum': 15, 'minimum': 0}}}
car_loan_calculator
Car Loan Calculator with Sales Tax and Trade-In
Car Loan Calculator with Sales Tax and Trade-In â Calculate your exact monthly car payment including sales tax and trade-in. View your full amortization schedule, total interest paid, and cost of ownership.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['vehiclePrice', 'downPayment', 'tradeInValue', 'annualRatePct', 'termMonths', 'salesTaxPct'], 'properties': {'termMonths': {'type': 'integer', 'maximum': 120, 'exclusiveMinimum': 0}, 'downPayment': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'salesTaxPct': {'type': 'number', 'maximum': 15, 'minimum': 0}, 'tradeInValue': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'vehiclePrice': {'type': 'number', 'maximum': 2000000, 'exclusiveMinimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}}}
cd_ladder_calculator
CD Ladder Calculator
CD Ladder Calculator â Build a CD ladder: split your savings across staggered-maturity CDs and see year-one interest, per-rung breakdown, and your blended APY across the whole ladder.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['principal', 'rungs', 'baseApy', 'step'], 'properties': {'step': {'type': 'number', 'maximum': 100, 'minimum': -100}, 'rungs': {'type': 'integer', 'maximum': 50, 'minimum': 1}, 'baseApy': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'principal': {'type': 'number', 'maximum': 100000000, 'minimum': 0}}}
churn_rate_calculator
Churn & Retention Rate Calculator
Churn & Retention Rate Calculator â Calculate monthly and annual customer churn, revenue churn, and net revenue retention. Compounding conversion and implied average customer lifetime included.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['startingCustomers', 'lostCustomers', 'startingMRR', 'lostMRR', 'expansionMRR'], 'properties': {'lostMRR': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}, 'startingMRR': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}, 'expansionMRR': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}, 'lostCustomers': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'startingCustomers': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}}}
closing_cost_calculator
Mortgage Closing Cost Estimator
Mortgage Closing Cost Estimator â Estimate US mortgage closing costs before you buy. See itemized origination, appraisal, title, and prepaid fees with typical ranges and cash to close.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['homePrice', 'loanAmount', 'originationFeePct', 'appraisalFee', 'titleFee', 'recordingFee', 'prepaidEscrow'], 'properties': {'titleFee': {'type': 'number', 'maximum': 20000, 'minimum': 0}, 'homePrice': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}, 'loanAmount': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}, 'appraisalFee': {'type': 'number', 'maximum': 5000, 'minimum': 0}, 'recordingFee': {'type': 'number', 'maximum': 2000, 'minimum': 0}, 'prepaidEscrow': {'type': 'number', 'maximum': 20000, 'minimum': 0}, 'originationFeePct': {'type': 'number', 'maximum': 5, 'minimum': 0}}}
coast_fire_calculator
Coast FIRE Calculator
Coast FIRE Calculator â Find your Coast FIRE number: the amount you need invested today so it grows to your FIRE target by retirement with zero further contributions. Mind the gap.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['targetFireNumber', 'currentSavings', 'currentAge', 'retirementAge', 'realReturnPct'], 'properties': {'currentAge': {'type': 'integer', 'maximum': 120, 'minimum': 0}, 'realReturnPct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'retirementAge': {'type': 'integer', 'maximum': 130, 'minimum': 1}, 'currentSavings': {'type': 'number', 'maximum': 100000000000, 'minimum': 0}, 'targetFireNumber': {'type': 'number', 'maximum': 100000000000, 'minimum': 1}}}
compound_interest_calculator
Compound Interest Calculator
Compound Interest Calculator â Calculate compound interest with monthly contributions. See your balance grow year by year and discover exactly how much of your final balance is pure interest. Supports Verifiable Calculation Certificates: pass certify=true to also receive a signed, independently verifiable receipt (DSSE/Ed25519) for this exact calculation.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['initialPrincipal', 'monthlyContribution', 'annualRatePct', 'years'], 'properties': {'years': {'type': 'number', 'maximum': 80, 'minimum': 0.08333333333333333}, 'certify': {'type': 'boolean'}, 'annualRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'initialPrincipal': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'monthlyContribution': {'type': 'number', 'maximum': 1000000, 'minimum': 0}}}
concrete_calculator
Concrete Calculator (Cubic Yards & Bags)
Concrete Calculator (Cubic Yards & Bags) â Calculate how much concrete you need for a slab, footing, or pad. Enter length, width, and thickness to get cubic yards, cubic feet, and the exact bag count.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['lengthFt', 'widthFt', 'thicknessInches', 'wastePct', 'bagYieldFt3'], 'properties': {'widthFt': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'lengthFt': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'wastePct': {'type': 'number', 'maximum': 50, 'minimum': 0}, 'bagYieldFt3': {'type': 'number', 'maximum': 5, 'exclusiveMinimum': 0}, 'thicknessInches': {'type': 'number', 'maximum': 120, 'exclusiveMinimum': 0}}}
contractor_vs_employee_calculator
1099 vs W-2 Rate Calculator
1099 vs W-2 Rate Calculator â Compare a W-2 job to 1099 contract work: enter salary, employer FICA, benefits, and PTO to see the equivalent 1099 gross rate you need to break even fairly.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['w2Salary', 'employerFicaPct', 'benefitsValue', 'ptoValue', 'contractorGross'], 'properties': {'ptoValue': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'w2Salary': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'benefitsValue': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'contractorGross': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'employerFicaPct': {'type': 'number', 'maximum': 100, 'minimum': 0}}}
cost_per_mile_calculator
Cost Per Mile to Own a Car Calculator
Cost Per Mile to Own a Car Calculator â See what your car truly costs to drive: enter yearly fuel, maintenance, insurance, depreciation, and financing interest or lease cost to get your real cost per mile driven.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['fuel', 'maintenance', 'insurance', 'depreciation', 'financingOrLeaseCost', 'annualMiles'], 'properties': {'fuel': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'insurance': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'annualMiles': {'type': 'number', 'maximum': 1000000, 'minimum': 1}, 'maintenance': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'depreciation': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'financingOrLeaseCost': {'type': 'number', 'maximum': 1000000, 'minimum': 0}}}
credit_card_payoff_calculator
Credit Card Payoff Calculator
Credit Card Payoff Calculator â Find out how many months until your credit card is paid off â and how the minimum-payment trap costs you decades and multiples of your original balance.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['balance', 'aprPct', 'monthlyPayment'], 'properties': {'aprPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'balance': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'targetMonths': {'anyOf': [{'type': 'integer', 'maximum': 600, 'minimum': 1}, {'type': 'null'}], 'default': None}, 'monthlyPayment': {'type': 'number', 'maximum': 100000, 'exclusiveMinimum': 0}}}
crop_factor_calculator
Crop Factor / Equivalent Focal Length Calculator
Crop Factor / Equivalent Focal Length Calculator â Convert focal length to a full-frame equivalent by crop factor. Enter focal length, aperture, and sensor to get equivalent focal, aperture, and field of view.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['focalMm', 'aperture', 'sensorPreset', 'cropFactor', 'sensorWidthMm'], 'properties': {'focalMm': {'type': 'number', 'maximum': 2000, 'minimum': 1}, 'aperture': {'type': 'number', 'maximum': 64, 'minimum': 0.5}, 'cropFactor': {'type': 'number', 'maximum': 10, 'minimum': 0.1}, 'sensorPreset': {'enum': ['full-frame', 'aps-c', 'aps-c-canon', 'mft', 'custom'], 'type': 'string'}, 'sensorWidthMm': {'type': 'number', 'maximum': 120, 'minimum': 1}}}
debt_consolidation_calculator
Debt Consolidation Calculator
Debt Consolidation Calculator â See how your current debts compare against one new consolidation loan. A lower rate with a longer term can still cost you more â see the true lifetime numbers.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['debts', 'consolidationAprPct', 'consolidationTermMonths'], 'properties': {'debts': {'type': 'array', 'items': {'type': 'object', 'required': ['balance', 'aprPct', 'minPayment'], 'properties': {'aprPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'balance': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}, 'minPayment': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}}}, 'maxItems': 10, 'minItems': 1}, 'consolidationAprPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'consolidationTermMonths': {'type': 'integer', 'maximum': 600, 'minimum': 1}}}
debt_payoff_calculator
Debt Payoff Calculator: Avalanche vs Snowball
Debt Payoff Calculator: Avalanche vs Snowball â Compare the avalanche and snowball debt payoff strategies side by side. See how much interest you save and how many months sooner you'll be debt-free.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['debts', 'extraMonthly', 'strategy'], 'properties': {'debts': {'type': 'array', 'items': {'type': 'object', 'required': ['name', 'balance', 'aprPct', 'minPayment'], 'properties': {'name': {'type': 'string', 'maxLength': 30, 'minLength': 1}, 'aprPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'balance': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}, 'minPayment': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}}}, 'maxItems': 10, 'minItems': 1}, 'strategy': {'enum': ['avalanche', 'snowball'], 'type': 'string'}, 'extraMonthly': {'type': 'number', 'maximum': 1000000, 'minimum': 0}}}
deck_boards_calculator
Deck Board Calculator (Linear Feet & Boards)
Deck Board Calculator (Linear Feet & Boards) â Calculate how many deck boards you need. Enter deck length, width, board width, gap, and board length to get area, linear feet, board count, and total cost.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['deckLength', 'deckWidth', 'boardWidthIn', 'gapIn', 'boardLengthFt', 'wastePct', 'pricePerBoard'], 'properties': {'gapIn': {'type': 'number', 'maximum': 2, 'minimum': 0}, 'wastePct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'deckWidth': {'type': 'number', 'maximum': 500, 'exclusiveMinimum': 0}, 'deckLength': {'type': 'number', 'maximum': 500, 'exclusiveMinimum': 0}, 'boardWidthIn': {'type': 'number', 'maximum': 24, 'exclusiveMinimum': 0}, 'boardLengthFt': {'type': 'number', 'maximum': 24, 'exclusiveMinimum': 0}, 'pricePerBoard': {'type': 'number', 'maximum': 100000, 'minimum': 0}}}
depth_of_field_calculator
Depth of Field & Hyperfocal Calculator
Depth of Field & Hyperfocal Calculator â Calculate depth of field and hyperfocal distance from focal length, aperture, and subject distance. See the near and far limits of sharp focus in meters.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['focalLengthMm', 'aperture', 'circleOfConfusionMm', 'subjectDistanceM'], 'properties': {'aperture': {'type': 'number', 'maximum': 64, 'minimum': 0.5}, 'focalLengthMm': {'type': 'number', 'maximum': 2000, 'minimum': 1}, 'subjectDistanceM': {'type': 'number', 'maximum': 10000, 'minimum': 0.1}, 'circleOfConfusionMm': {'type': 'number', 'maximum': 1, 'minimum': 0.001}}}
dividend_reinvestment_calculator
DRIP Dividend Reinvestment Calculator
DRIP Dividend Reinvestment Calculator â See how reinvested dividends compound your portfolio. Enter dividend yield, price growth, and yearly contributions to project future value and total growth.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['principal', 'dividendYieldPct', 'priceGrowthPct', 'annualContribution', 'years'], 'properties': {'years': {'type': 'integer', 'maximum': 80, 'minimum': 1}, 'principal': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'priceGrowthPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'dividendYieldPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'annualContribution': {'type': 'number', 'maximum': 1000000, 'minimum': 0}}}
dog_age_calculator
Dog Age Calculator (Human Years, Size-Adjusted)
Dog Age Calculator (Human Years, Size-Adjusted) â Convert your dog age into human years the AKC way, adjusted for body size â not the old myth of multiplying by seven. Enter age and size for a real estimate.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['age', 'sizeClass'], 'properties': {'age': {'type': 'integer', 'maximum': 30, 'minimum': 0}, 'sizeClass': {'enum': ['small', 'medium', 'large'], 'type': 'string'}}}
down_payment_calculator
Down Payment Calculator with PMI Threshold
Down Payment Calculator with PMI Threshold â Calculate your down payment amount, loan size, and PMI status instantly. See the dollar gap to 20% equity and compare multiple down payment scenarios.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['price', 'downPct'], 'properties': {'price': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'downPct': {'type': 'number', 'maximum': 100, 'minimum': 0}}}
drywall_calculator
Drywall Sheet Calculator
Drywall Sheet Calculator â Calculate how many drywall sheets you need for a room. Enter total wall and ceiling area, waste percent, and sheet size to get sheets, screws, mud, and tape.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['wallArea', 'wastePct', 'sheetAreaSqFt'], 'properties': {'wallArea': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'wastePct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'sheetAreaSqFt': {'type': 'number', 'maximum': 200, 'exclusiveMinimum': 0}}}
dti_calculator
Debt-to-Income (DTI) Ratio Calculator
Debt-to-Income (DTI) Ratio Calculator â Calculate your front-end and back-end debt-to-income ratio instantly. See how your debt load compares against the 36%, 43% QM, and 50% lender thresholds.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['housingPayment', 'otherMonthlyDebts', 'grossMonthlyIncome'], 'properties': {'housingPayment': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'otherMonthlyDebts': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'grossMonthlyIncome': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}}}
ecommerce_profit_margin_calculator
Ecommerce Profit Margin Calculator
Ecommerce Profit Margin Calculator â Calculate your true ecommerce profit margin including COGS, shipping, packaging, payment fees, and ad spend per unit. See contribution vs fully-loaded margin.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['price', 'cogs', 'shippingCost', 'packagingCost', 'paymentFeePct', 'platformFeePct', 'adCostPerUnit', 'returnsAllowancePct'], 'properties': {'cogs': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'price': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'shippingCost': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'adCostPerUnit': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'packagingCost': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'paymentFeePct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'platformFeePct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'returnsAllowancePct': {'type': 'number', 'maximum': 50, 'minimum': 0}}}
electricity_cost_calculator
Appliance Electricity Cost Calculator
Appliance Electricity Cost Calculator â Work out what any appliance really costs to run. Enter its watts, hours per day, and your kWh rate to see the cost per day, month, and year at a glance.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['watts', 'hoursPerDay', 'rate'], 'properties': {'rate': {'type': 'number', 'maximum': 5, 'minimum': 0}, 'watts': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'hoursPerDay': {'type': 'number', 'maximum': 24, 'minimum': 0}}}
employee_cost_calculator
True Cost of an Employee Calculator
True Cost of an Employee Calculator â Calculate the true, fully loaded cost of an employee beyond base salary: add employer FICA, benefits, and overhead to see the total and its multiple of pay.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['salary', 'ficaPct', 'benefitsValue', 'overheadValue'], 'properties': {'salary': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'ficaPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'benefitsValue': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'overheadValue': {'type': 'number', 'maximum': 100000000, 'minimum': 0}}}
etsy_fee_calculator
Etsy Fee & Profit Calculator
Etsy Fee & Profit Calculator â Calculate Etsy fees, net proceeds, and break-even price for any listing. Fee breakdown always visible: listing $0.20, transaction 6.5%, payment 3%+$0.25.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['itemPrice', 'shippingPrice', 'cogs', 'processingRatePct', 'processingFlat', 'offsiteAds'], 'properties': {'cogs': {'type': 'number', 'maximum': 50000, 'minimum': 0}, 'itemPrice': {'type': 'number', 'maximum': 50000, 'exclusiveMinimum': 0}, 'offsiteAds': {'enum': ['12', '15', 'none'], 'type': 'string'}, 'shippingPrice': {'type': 'number', 'maximum': 10000, 'minimum': 0}, 'processingFlat': {'type': 'number', 'maximum': 10, 'minimum': 0}, 'processingRatePct': {'type': 'number', 'maximum': 20, 'minimum': 0}}}
ev_charging_cost_calculator
EV Charging Cost Calculator
EV Charging Cost Calculator â See what it really costs to charge your EV at home or on public chargers. Enter battery size, charge window, and rates for cost per charge and per mile.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['batteryKWh', 'currentPct', 'targetPct', 'efficiency', 'homeRate', 'publicRate', 'milesPerKWh'], 'properties': {'homeRate': {'type': 'number', 'maximum': 5, 'minimum': 0}, 'targetPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'batteryKWh': {'type': 'number', 'maximum': 500, 'minimum': 1}, 'currentPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'efficiency': {'type': 'number', 'maximum': 1, 'minimum': 0.5}, 'publicRate': {'type': 'number', 'maximum': 5, 'minimum': 0}, 'milesPerKWh': {'type': 'number', 'maximum': 20, 'minimum': 0.1}}}
fence_calculator
Fence Calculator (Posts, Panels, Rails)
Fence Calculator (Posts, Panels, Rails) â Calculate fence materials fast: enter your run length, post spacing, and picket width to get exact posts, rails, and pickets, plus an optional total cost.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['fenceLength', 'postSpacing', 'railsPerSection', 'picketWidthIn', 'gapIn'], 'properties': {'gapIn': {'type': 'number', 'maximum': 24, 'minimum': 0}, 'postPrice': {'type': 'number', 'default': 0, 'maximum': 100000, 'minimum': 0}, 'railPrice': {'type': 'number', 'default': 0, 'maximum': 100000, 'minimum': 0}, 'fenceLength': {'type': 'number', 'maximum': 100000, 'exclusiveMinimum': 0}, 'picketPrice': {'type': 'number', 'default': 0, 'maximum': 100000, 'minimum': 0}, 'postSpacing': {'type': 'number', 'maximum': 50, 'exclusiveMinimum': 0}, 'picketWidthIn': {'type': 'number', 'maximum': 24, 'exclusiveMinimum': 0}, 'railsPerSection': {'type': 'integer', 'maximum': 10, 'minimum': 1}}}
fertilizer_calculator
Fertilizer Calculator (N-P-K Rate)
Fertilizer Calculator (N-P-K Rate) â Work out how much fertilizer to spread: enter your lawn size, target nitrogen rate, and the bag N number to get pounds of product per feeding and per season.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['targetNper1000', 'areaSqFt', 'nitrogenPct', 'numApplications'], 'properties': {'areaSqFt': {'type': 'number', 'maximum': 10000000, 'minimum': 1}, 'nitrogenPct': {'type': 'number', 'maximum': 100, 'minimum': 0.1}, 'targetNper1000': {'type': 'number', 'maximum': 10, 'minimum': 0.05}, 'numApplications': {'type': 'integer', 'maximum': 52, 'minimum': 1}}}
fine_tuning_cost_calculator
Fine-Tuning Cost Calculator
Fine-Tuning Cost Calculator â Estimate what a fine-tuning run costs: GPU-hours for a self-managed cluster versus per-token managed API pricing, with wall-clock time and the cheaper path.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['datasetTokensM', 'epochs', 'method', 'gpuId', 'gpuHourlyUsd', 'gpuCount', 'trainingTokensPerSecAggregate', 'apiFineTuneId'], 'properties': {'gpuId': {'enum': ['h100-sxm-80gb', 'a100-sxm-80gb', 'a100-40gb', 'l40s-48gb', 'rtx-4090-24gb'], 'type': 'string'}, 'epochs': {'type': 'integer', 'maximum': 20, 'minimum': 1}, 'method': {'enum': ['lora', 'full'], 'type': 'string'}, 'gpuCount': {'type': 'integer', 'maximum': 64, 'minimum': 1}, 'gpuHourlyUsd': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'apiFineTuneId': {'enum': ['together-sft-up-to-16b', 'together-sft-70b'], 'type': 'string'}, 'datasetTokensM': {'type': 'number', 'maximum': 100000, 'minimum': 0.001}, 'trainingTokensPerSecAggregate': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}}}
fire_calculator
FIRE Calculator: When Can You Retire Early?
FIRE Calculator: When Can You Retire Early? â Calculate your FIRE number and years to early retirement. Enter current savings, annual expenses, and expected return rate to reach financial independence.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['currentAge', 'currentSavings', 'annualExpenses', 'annualSavings', 'expectedReturnPct', 'withdrawalRatePct'], 'properties': {'currentAge': {'type': 'integer', 'maximum': 80, 'minimum': 15}, 'annualSavings': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'annualExpenses': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}, 'currentSavings': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'expectedReturnPct': {'type': 'number', 'maximum': 15, 'minimum': 0}, 'withdrawalRatePct': {'type': 'number', 'maximum': 10, 'minimum': 2}}}
flooring_calculator
Flooring Calculator (Boxes & Cost)
Flooring Calculator (Boxes & Cost) â Figure out how many boxes of flooring to buy and what it costs. Enter room length, width, waste percentage, box coverage, and price per box for an estimate.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['lengthFt', 'widthFt', 'wastePct', 'boxCoverageSqFt', 'pricePerBox'], 'properties': {'widthFt': {'type': 'number', 'maximum': 500, 'exclusiveMinimum': 0}, 'lengthFt': {'type': 'number', 'maximum': 500, 'exclusiveMinimum': 0}, 'wastePct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'pricePerBox': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'boxCoverageSqFt': {'type': 'number', 'maximum': 500, 'exclusiveMinimum': 0}}}
freelance_hourly_rate_calculator
Freelance Hourly Rate Calculator
Freelance Hourly Rate Calculator â Calculate your freelance hourly rate accounting for taxes, business expenses, and a profit margin. Find out exactly what to charge to hit your income goal.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['desiredAnnualIncome', 'annualBusinessExpenses', 'taxRatePct', 'billableHoursPerWeek', 'workWeeksPerYear', 'profitMarginPct'], 'properties': {'taxRatePct': {'type': 'number', 'maximum': 60, 'minimum': 0}, 'profitMarginPct': {'type': 'number', 'maximum': 50, 'minimum': 0}, 'workWeeksPerYear': {'type': 'number', 'maximum': 52, 'exclusiveMinimum': 0}, 'desiredAnnualIncome': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}, 'billableHoursPerWeek': {'type': 'number', 'maximum': 60, 'exclusiveMinimum': 0}, 'annualBusinessExpenses': {'type': 'number', 'maximum': 1000000, 'minimum': 0}}}
gas_vs_electric_car_calculator
Gas vs Electric Car Cost Calculator
Gas vs Electric Car Cost Calculator â Compare the yearly fuel cost of a gas car versus an electric car. Enter miles, MPG, and rates to see annual savings, break-even years, and 5-year totals.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['annualMiles', 'mpg', 'gasPricePerGal', 'kWhPerMile', 'electricityRate'], 'properties': {'mpg': {'type': 'number', 'maximum': 200, 'minimum': 1}, 'kWhPerMile': {'type': 'number', 'maximum': 5, 'minimum': 0.01}, 'annualMiles': {'type': 'number', 'maximum': 500000, 'minimum': 1}, 'evPricePremium': {'type': 'number', 'default': 0, 'maximum': 1000000, 'minimum': 0}, 'gasPricePerGal': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'electricityRate': {'type': 'number', 'maximum': 5, 'minimum': 0}}}
global_hiring_cost_calculator
Global Hiring Cost Calculator
Global Hiring Cost Calculator â Compare the annual cost of a US W-2 employee against an international contractor or an EOR hire, including employer taxes, benefits, and platform fees.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['usSalary', 'usBenefitsAnnual', 'usOtherEmployerTaxes', 'intlContractorMonthly', 'contractorPlatformFeeMo', 'eorGrossSalaryAnnual', 'eorEmployerBurdenPct', 'eorFeeMo'], 'properties': {'eorFeeMo': {'type': 'number', 'maximum': 2000, 'minimum': 0}, 'usSalary': {'type': 'number', 'maximum': 400000, 'minimum': 30000}, 'usBenefitsAnnual': {'type': 'number', 'maximum': 60000, 'minimum': 0}, 'eorEmployerBurdenPct': {'type': 'number', 'maximum': 45, 'minimum': 0}, 'eorGrossSalaryAnnual': {'type': 'number', 'maximum': 300000, 'minimum': 10000}, 'usOtherEmployerTaxes': {'type': 'number', 'maximum': 15000, 'minimum': 0}, 'intlContractorMonthly': {'type': 'number', 'maximum': 20000, 'minimum': 500}, 'contractorPlatformFeeMo': {'type': 'number', 'maximum': 500, 'minimum': 0}}}
gpu_vram_calculator
GPU VRAM Calculator (Model Size & GPU Fit)
GPU VRAM Calculator (Model Size & GPU Fit) â Calculate the VRAM a large language model needs by parameter count and precision (fp16, int8, int4), then see which GPU it fits â from RTX 4090 to H100.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['paramsBillion', 'precision', 'overheadPct'], 'properties': {'precision': {'enum': ['fp32', 'fp16', 'bf16', 'int8', 'int4'], 'type': 'string'}, 'overheadPct': {'type': 'number', 'maximum': 1000, 'minimum': 0}, 'paramsBillion': {'type': 'number', 'maximum': 100000, 'exclusiveMinimum': 0}}}
grass_seed_calculator
Grass Seed Calculator
Grass Seed Calculator â Calculate how much grass seed you need: enter your lawn area in square feet and the seeding rate to get pounds required and bags to buy for new or overseed.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['areaSqFt', 'ratePer1000', 'mode', 'bagLbs'], 'properties': {'mode': {'enum': ['newLawn', 'overseed'], 'type': 'string'}, 'bagLbs': {'type': 'number', 'maximum': 500, 'minimum': 0.1}, 'areaSqFt': {'type': 'number', 'maximum': 10000000, 'minimum': 1}, 'ratePer1000': {'type': 'number', 'maximum': 50, 'minimum': 0.1}}}
gravel_calculator
Gravel & Aggregate Calculator (Yards & Tons)
Gravel & Aggregate Calculator (Yards & Tons) â Calculate how much gravel or aggregate you need for a driveway, path, or garden bed. Enter area and depth to get cubic yards, cubic feet, and tons by density.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['areaSqFt', 'depthInches', 'densityTonsPerYard'], 'properties': {'areaSqFt': {'type': 'number', 'maximum': 100000, 'exclusiveMinimum': 0}, 'depthInches': {'type': 'number', 'maximum': 120, 'exclusiveMinimum': 0}, 'densityTonsPerYard': {'type': 'number', 'maximum': 5, 'exclusiveMinimum': 0}}}
heart_rate_zone_calculator
Heart Rate Zone Calculator
Heart Rate Zone Calculator â Calculate your five heart rate training zones from your age using the 220 â age or Tanaka formula, with an optional Karvonen resting heart rate refinement.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['age', 'formula'], 'properties': {'age': {'type': 'integer', 'maximum': 120, 'minimum': 1}, 'formula': {'enum': ['standard', 'tanaka'], 'type': 'string'}, 'restingHR': {'type': 'integer', 'maximum': 150, 'minimum': 20}}}
heat_pump_savings_calculator
Heat Pump vs Furnace Savings Calculator
Heat Pump vs Furnace Savings Calculator â Compare a heat pump against electric resistance or a furnace. Enter your heating need, COP, and rate to see yearly running cost, savings, and payback.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['heatNeedKWh', 'cop', 'electricityRate', 'comparisonCop', 'installedCostDelta'], 'properties': {'cop': {'type': 'number', 'maximum': 6, 'minimum': 1}, 'heatNeedKWh': {'type': 'number', 'maximum': 1000000, 'minimum': 1}, 'comparisonCop': {'type': 'number', 'maximum': 2, 'minimum': 0.1}, 'electricityRate': {'type': 'number', 'maximum': 5, 'minimum': 0}, 'installedCostDelta': {'type': 'number', 'maximum': 1000000, 'minimum': 0}}}
heloc_calculator
HELOC Payment Calculator (Draw + Repayment)
HELOC Payment Calculator (Draw + Repayment) â Calculate your HELOC draw and repayment payments. See the payment shock when interest-only switches to fully amortized, plus total interest across both phases.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['homeValue', 'mortgageBalance', 'cltvPct', 'drawBalance', 'annualRatePct', 'drawTermMonths', 'repayTermMonths'], 'properties': {'cltvPct': {'type': 'number', 'maximum': 100, 'minimum': 1}, 'homeValue': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'drawBalance': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'drawTermMonths': {'type': 'integer', 'maximum': 360, 'exclusiveMinimum': 0}, 'mortgageBalance': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'repayTermMonths': {'type': 'integer', 'maximum': 360, 'exclusiveMinimum': 0}}}
hire_vs_outsource_calculator
Hire vs Outsource Calculator
Hire vs Outsource Calculator â Compare the fully loaded cost of an in-house hire against outsourcing to an agency or freelancer, with a break-even hours line showing when hiring wins.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['annualSalary', 'benefitsRate', 'employerTaxRate', 'overheadAnnual', 'recruitingCost', 'expectedTenureYears', 'hoursNeededPerMonth', 'agencyHourlyRate', 'managementOverheadPct'], 'properties': {'annualSalary': {'type': 'number', 'maximum': 500000, 'minimum': 10000}, 'benefitsRate': {'type': 'number', 'maximum': 60, 'minimum': 0}, 'overheadAnnual': {'type': 'number', 'maximum': 50000, 'minimum': 0}, 'recruitingCost': {'type': 'number', 'maximum': 50000, 'minimum': 0}, 'employerTaxRate': {'type': 'number', 'maximum': 15, 'minimum': 0}, 'agencyHourlyRate': {'type': 'number', 'maximum': 500, 'minimum': 10}, 'expectedTenureYears': {'type': 'number', 'maximum': 10, 'minimum': 1}, 'hoursNeededPerMonth': {'type': 'number', 'maximum': 173, 'minimum': 1}, 'managementOverheadPct': {'type': 'number', 'maximum': 30, 'minimum': 0}}}
home_affordability_calculator
Home Affordability Calculator
Home Affordability Calculator â Find out how much house you can afford using the 28/36 DTI rule. Enter income, rate, and debts to get your max loan, price, and a DTI scenarios table. Supports Verifiable Calculation Certificates: pass certify=true to also receive a signed, independently verifiable receipt (DSSE/Ed25519) for this exact calculation.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['grossMonthlyIncome', 'annualRatePct', 'termYears', 'downPayment', 'otherMonthlyDebts', 'frontEndDtiPct', 'backEndDtiPct'], 'properties': {'certify': {'type': 'boolean'}, 'termYears': {'type': 'number', 'maximum': 50, 'minimum': 0.08333333333333333}, 'downPayment': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'backEndDtiPct': {'type': 'number', 'maximum': 65, 'minimum': 1}, 'frontEndDtiPct': {'type': 'number', 'maximum': 50, 'minimum': 1}, 'otherMonthlyDebts': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'grossMonthlyIncome': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}}}
home_battery_size_calculator
Home Battery Backup Size Calculator
Home Battery Backup Size Calculator â Size a home backup battery. Enter your essential load in kW and hours of backup to get the kWh needed, how many battery units, and runtime at each load.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['essentialLoadKW', 'backupHours', 'depthOfDischarge', 'unitCapacityKWh'], 'properties': {'backupHours': {'type': 'number', 'maximum': 240, 'minimum': 0.5}, 'essentialLoadKW': {'type': 'number', 'maximum': 100, 'minimum': 0.01}, 'unitCapacityKWh': {'type': 'number', 'maximum': 1000, 'minimum': 0.5}, 'depthOfDischarge': {'type': 'number', 'maximum': 1, 'minimum': 0.1}}}
ideal_weight_calculator
Ideal Weight Calculator (4 Formulas)
Ideal Weight Calculator (4 Formulas) â Estimate ideal body weight from your height and sex using four classic formulas (Devine, Robinson, Miller, Hamwi) and see the healthy range, not one number.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['sex', 'heightCm'], 'properties': {'sex': {'enum': ['male', 'female'], 'type': 'string'}, 'heightCm': {'type': 'number', 'maximum': 250, 'minimum': 120}}}
lead_gen_budget_calculator
Lead Gen Budget Calculator
Lead Gen Budget Calculator â Work out your lead generation budget: leads needed for a customer goal, the implied CAC against your LTV target, and the maximum cost per lead to pay.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['newCustomersGoal', 'leadToCustomerRate', 'avgCustomerLtv', 'targetLtvCacRatio', 'blendedCostPerLead'], 'properties': {'avgCustomerLtv': {'type': 'number', 'maximum': 1000000, 'minimum': 10}, 'newCustomersGoal': {'type': 'number', 'maximum': 10000, 'minimum': 1}, 'targetLtvCacRatio': {'type': 'number', 'maximum': 10, 'minimum': 1}, 'blendedCostPerLead': {'type': 'number', 'maximum': 2000, 'minimum': 0.1}, 'leadToCustomerRate': {'type': 'number', 'maximum': 100, 'minimum': 0.1}}}
lease_vs_buy_car_calculator
Lease vs Buy a Car Calculator
Lease vs Buy a Car Calculator â Compare leasing versus buying a car over the same time horizon. See each total cost, the difference, and true net cost per month once resale value is counted.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['horizonMonths', 'leaseDownPayment', 'leaseMonthly', 'leaseFees', 'buyDownPayment', 'buyMonthly', 'estimatedMaintenance', 'resaleValue'], 'properties': {'leaseFees': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'buyMonthly': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'resaleValue': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'leaseMonthly': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'horizonMonths': {'type': 'integer', 'maximum': 240, 'exclusiveMinimum': 0}, 'buyDownPayment': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'leaseDownPayment': {'type': 'number', 'maximum': 2000000, 'minimum': 0}, 'estimatedMaintenance': {'type': 'number', 'maximum': 2000000, 'minimum': 0}}}
llc_vs_sole_proprietor_calculator
LLC vs Sole Proprietor Calculator
LLC vs Sole Proprietor Calculator â Compare a sole proprietorship with an LLC: formation and annual state costs, self-employment tax on both, and the estimated savings of an S-corp election.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['netProfit', 'stateFilingFee', 'annualStateFee', 'registeredAgentFee', 'sCorpElection', 'reasonableSalary', 'payrollAdminCost'], 'properties': {'netProfit': {'type': 'number', 'maximum': 1000000, 'minimum': 1000}, 'sCorpElection': {'type': 'boolean'}, 'annualStateFee': {'type': 'number', 'maximum': 800, 'minimum': 0}, 'stateFilingFee': {'type': 'number', 'maximum': 500, 'minimum': 0}, 'payrollAdminCost': {'type': 'number', 'maximum': 5000, 'minimum': 0}, 'reasonableSalary': {'type': 'number', 'maximum': 300000, 'minimum': 10000}, 'registeredAgentFee': {'type': 'number', 'maximum': 300, 'minimum': 0}}}
llm_api_cost_calculator
LLM API Cost Calculator (GPT-4o, Claude, Gemini)
LLM API Cost Calculator (GPT-4o, Claude, Gemini) â Estimate monthly API costs for GPT-4o, Claude, and Gemini from tokens per request and volume. See input vs output cost split. Prices as of 2025 â verify.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['model', 'inputTokensPerReq', 'outputTokensPerReq', 'requestsPerMonth'], 'properties': {'model': {'enum': ['gpt-4o', 'gpt-4o-mini', 'claude-opus', 'claude-sonnet', 'claude-haiku', 'gemini-1.5-pro', 'gemini-1.5-flash'], 'type': 'string'}, 'requestsPerMonth': {'type': 'number', 'maximum': 1000000000, 'minimum': 1}, 'inputTokensPerReq': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'outputTokensPerReq': {'type': 'number', 'maximum': 100000000, 'minimum': 0}}}
llm_self_host_vs_api_calculator
LLM Self-Host vs API Cost Calculator
LLM Self-Host vs API Cost Calculator â Find the monthly token volume where self-hosting an LLM on rented GPUs beats paying per token for an API. Compare costs, GPUs needed, and breakeven point.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['monthlyInputTokensM', 'monthlyOutputTokensM', 'apiModelId', 'gpuId', 'gpuHourlyUsd', 'throughputTokensPerSec', 'utilizationPct'], 'properties': {'gpuId': {'enum': ['h100-sxm-80gb', 'a100-sxm-80gb', 'a100-40gb', 'l40s-48gb', 'rtx-4090-24gb'], 'type': 'string'}, 'apiModelId': {'enum': ['gpt-5.5', 'gpt-5.4', 'gpt-5.4-mini', 'gpt-5.4-nano', 'claude-opus-4.8', 'claude-sonnet-4.6', 'claude-haiku-4.5', 'gemini-3.5-flash', 'gemini-3.1-pro', 'gemini-2.5-flash', 'llama-3.3-70b-together', 'llama-3-8b-lite-together'], 'type': 'string'}, 'gpuHourlyUsd': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'utilizationPct': {'type': 'number', 'maximum': 100, 'minimum': 1}, 'monthlyInputTokensM': {'type': 'number', 'maximum': 10000000, 'minimum': 0.001}, 'monthlyOutputTokensM': {'type': 'number', 'maximum': 10000000, 'minimum': 0.001}, 'throughputTokensPerSec': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}}}
llm_throughput_calculator
LLM Throughput & GPU Sizing Calculator
LLM Throughput & GPU Sizing Calculator â Estimate how many GPUs your LLM needs: concurrent users and target tokens per second become cluster size, monthly cloud cost, and real utilization at load.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['concurrentUsers', 'targetTokensPerSecPerUser', 'gpuId', 'gpuHourlyUsd', 'aggregateTokensPerSecPerGpu', 'utilizationHeadroomPct'], 'properties': {'gpuId': {'enum': ['h100-sxm-80gb', 'a100-sxm-80gb', 'a100-40gb', 'l40s-48gb', 'rtx-4090-24gb'], 'type': 'string'}, 'gpuHourlyUsd': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'concurrentUsers': {'type': 'integer', 'maximum': 1000000, 'minimum': 1}, 'utilizationHeadroomPct': {'type': 'number', 'maximum': 100, 'minimum': 10}, 'targetTokensPerSecPerUser': {'type': 'number', 'maximum': 500, 'minimum': 1}, 'aggregateTokensPerSecPerGpu': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}}}
loan_amortization_calculator
Loan Amortization Calculator
Loan Amortization Calculator â Get your full loan amortization schedule instantly. See how each payment splits between interest and principal, and how extra payments cut total interest paid.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['loanAmount', 'annualRatePct', 'termMonths', 'extraMonthly'], 'properties': {'loanAmount': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'termMonths': {'type': 'integer', 'maximum': 600, 'exclusiveMinimum': 0}, 'extraMonthly': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}}}
macro_calculator
Macro Calculator: Protein, Carbs and Fat Targets
Macro Calculator: Protein, Carbs and Fat Targets â Calculate your daily protein, carb, and fat targets from your calorie goal. Choose a preset split or customize macros for your fitness or body-composition plan.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['dailyCalories', 'preset'], 'properties': {'fatPct': {'type': 'integer', 'maximum': 70, 'minimum': 5}, 'preset': {'enum': ['balanced', 'lowCarb', 'highProtein', 'custom'], 'type': 'string'}, 'carbsPct': {'type': 'integer', 'maximum': 70, 'minimum': 5}, 'proteinPct': {'type': 'integer', 'maximum': 70, 'minimum': 5}, 'dailyCalories': {'type': 'number', 'maximum': 10000, 'minimum': 800}}}
margin_markup_calculator
Margin and Markup Calculator
Margin and Markup Calculator â Calculate gross profit, margin percentage, and markup percentage instantly. Enter cost and price to see the right number for your business pricing strategy.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['cost', 'price'], 'properties': {'cost': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}, 'price': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}}}
mortgage_overpayment_calculator
Mortgage Overpayment Calculator
Mortgage Overpayment Calculator â See exactly how much interest and time you save by overpaying your mortgage. Instant amortization schedule plus a clear breakdown of the months you save.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['principal', 'annualRatePct', 'termYears', 'extraMonthly'], 'properties': {'principal': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'termYears': {'type': 'number', 'maximum': 50, 'minimum': 0.08333333333333333}, 'extraMonthly': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 50, 'minimum': 0}}}
mortgage_piti_calculator
Mortgage PITI Calculator
Mortgage PITI Calculator â Calculate your full monthly PITI mortgage paymentâprincipal, interest, property taxes, homeowners insurance, and PMI. Full amortization schedule included.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['loanAmount', 'homeValue', 'annualRatePct', 'termYears', 'annualPropertyTaxRatePct', 'annualInsuranceDollars', 'pmiRatePct'], 'properties': {'homeValue': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'termYears': {'type': 'integer', 'maximum': 50, 'exclusiveMinimum': 0}, 'loanAmount': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'pmiRatePct': {'type': 'number', 'maximum': 5, 'minimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'annualInsuranceDollars': {'type': 'number', 'maximum': 500000, 'minimum': 0}, 'annualPropertyTaxRatePct': {'type': 'number', 'maximum': 10, 'minimum': 0}}}
mortgage_points_calculator
Mortgage Discount Points Break-Even Calculator
Mortgage Discount Points Break-Even Calculator â Find out if buying mortgage discount points is worth it. See the break-even month and net gain over your planned hold period. Points lose if you sell early.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['loanAmount', 'annualRatePct', 'termMonths', 'points', 'rateReductionPerPoint', 'holdPeriodMonths'], 'properties': {'points': {'type': 'number', 'maximum': 10, 'minimum': 0}, 'loanAmount': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'termMonths': {'type': 'integer', 'maximum': 600, 'exclusiveMinimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'holdPeriodMonths': {'type': 'integer', 'maximum': 600, 'minimum': 1}, 'rateReductionPerPoint': {'type': 'number', 'maximum': 2, 'minimum': 0}}}
mortgage_refinance_calculator
Mortgage Refinance Calculator
Mortgage Refinance Calculator â Find out if refinancing your mortgage is worth it. Compare monthly payments, see when you break even, and spot if a lower rate actually costs more overall.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['currentBalance', 'currentRatePct', 'remainingTermMonths', 'newRatePct', 'newTermMonths', 'closingCosts'], 'properties': {'newRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'closingCosts': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'newTermMonths': {'type': 'integer', 'maximum': 600, 'exclusiveMinimum': 0}, 'currentBalance': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'currentRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'remainingTermMonths': {'type': 'integer', 'maximum': 600, 'exclusiveMinimum': 0}}}
mulch_calculator
Mulch Calculator (Cubic Yards & Bags)
Mulch Calculator (Cubic Yards & Bags) â Calculate how much mulch you need for a garden bed or landscape. Enter area and depth to get cubic yards, cubic feet, and the exact number of bags to buy.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['areaSqFt', 'depthInches', 'wastePct', 'bagSizeFt3'], 'properties': {'areaSqFt': {'type': 'number', 'maximum': 100000, 'exclusiveMinimum': 0}, 'wastePct': {'type': 'number', 'maximum': 50, 'minimum': 0}, 'bagSizeFt3': {'type': 'number', 'maximum': 5, 'exclusiveMinimum': 0}, 'depthInches': {'type': 'number', 'maximum': 24, 'exclusiveMinimum': 0}}}
one_rep_max_calculator
One Rep Max (1RM) Calculator
One Rep Max (1RM) Calculator â Estimate your one-rep max from any set using the Epley and Brzycki formulas, then read a full percentage-of-1RM table to set training loads for every lift.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['weight', 'reps', 'formula'], 'properties': {'reps': {'type': 'integer', 'maximum': 36, 'minimum': 1}, 'weight': {'type': 'number', 'maximum': 2000, 'exclusiveMinimum': 0}, 'formula': {'enum': ['epley', 'brzycki'], 'type': 'string'}}}
overtime_pay_calculator
Overtime Pay Calculator (Time-and-a-Half)
Overtime Pay Calculator (Time-and-a-Half) â Calculate overtime pay at time-and-a-half or a custom rate. Enter your hourly wage plus regular, overtime, and double-time hours for weekly and annual gross.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['hourlyRate', 'regularHours', 'overtimeHours', 'overtimeMultiplier', 'doubletimeHours'], 'properties': {'hourlyRate': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'regularHours': {'type': 'number', 'maximum': 168, 'minimum': 0}, 'overtimeHours': {'type': 'number', 'maximum': 168, 'minimum': 0}, 'doubletimeHours': {'type': 'number', 'maximum': 168, 'minimum': 0}, 'overtimeMultiplier': {'type': 'number', 'maximum': 10, 'minimum': 1}}}
paint_calculator
Paint Calculator: How Much Paint Do I Need?
Paint Calculator: How Much Paint Do I Need? â Calculate exactly how much paint you need for any room. Enter room dimensions, number of coats, doors, windows, and paint coverage to get total liters and cans.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['roomLengthM', 'roomWidthM', 'wallHeightM', 'coats', 'doors', 'windows', 'coveragePerLiterM2', 'includeCeiling'], 'properties': {'coats': {'type': 'integer', 'maximum': 5, 'minimum': 1}, 'doors': {'type': 'integer', 'maximum': 20, 'minimum': 0}, 'windows': {'type': 'integer', 'maximum': 40, 'minimum': 0}, 'roomWidthM': {'type': 'number', 'maximum': 100, 'exclusiveMinimum': 0}, 'roomLengthM': {'type': 'number', 'maximum': 100, 'exclusiveMinimum': 0}, 'wallHeightM': {'type': 'number', 'maximum': 10, 'exclusiveMinimum': 0}, 'includeCeiling': {'type': 'boolean'}, 'coveragePerLiterM2': {'type': 'number', 'maximum': 20, 'minimum': 5}}}
payback_period_calculator
CAC Payback Period Calculator
CAC Payback Period Calculator â Calculate your CAC payback period with simple and discounted methods. Find the month your customer acquisition cost is fully recovered, plus a cumulative chart.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['cac', 'arpa', 'grossMarginPct', 'annualDiscountRatePct', 'targetMonths'], 'properties': {'cac': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'arpa': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'targetMonths': {'type': 'number', 'maximum': 360, 'minimum': 1}, 'grossMarginPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'annualDiscountRatePct': {'type': 'number', 'maximum': 100, 'minimum': 0}}}
pay_raise_calculator
Pay Raise Calculator
Pay Raise Calculator â Calculate your pay raise two ways: the nominal percentage increase and the real, inflation-adjusted raise, plus the annual and per-paycheck dollar gain.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['oldSalary', 'newSalary', 'inflationPct', 'payPeriodsPerYear'], 'properties': {'newSalary': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'oldSalary': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'inflationPct': {'type': 'number', 'maximum': 1000, 'minimum': -50}, 'payPeriodsPerYear': {'type': 'integer', 'maximum': 366, 'minimum': 1}}}
personal_loan_calculator
Personal Loan Calculator with APR & Amortization
Personal Loan Calculator with APR & Amortization â Calculate your personal loan monthly payment, total interest, and true effective APR including any origination fee. Full amortization schedule included. Supports Verifiable Calculation Certificates: pass certify=true to also receive a signed, independently verifiable receipt (DSSE/Ed25519) for this exact calculation.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['principal', 'annualRatePct', 'termMonths', 'originationFeePct'], 'properties': {'certify': {'type': 'boolean'}, 'principal': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'termMonths': {'type': 'integer', 'maximum': 360, 'exclusiveMinimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 60, 'minimum': 0}, 'originationFeePct': {'type': 'number', 'maximum': 10, 'minimum': 0}}}
pet_cost_calculator
Pet Cost Calculator (First-Year & Lifetime)
Pet Cost Calculator (First-Year & Lifetime) â Add up the true cost of a pet: first-year and lifetime. Enter monthly food, vet, insurance, and supplies plus setup cost to see what it really adds up to.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['food', 'vet', 'insurance', 'supplies', 'other', 'setupCost', 'lifespanYears'], 'properties': {'vet': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'food': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'other': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'supplies': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'insurance': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'setupCost': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'lifespanYears': {'type': 'integer', 'maximum': 40, 'exclusiveMinimum': 0}}}
pet_food_portion_calculator
Dog & Cat Food Portion Calculator
Dog & Cat Food Portion Calculator â Estimate how much to feed a dog or cat from ideal weight and activity using the vet RER formula. Enter weight and food calories to get daily cups to serve.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['weightKg', 'lifestyleFactor', 'foodKcalPerCup'], 'properties': {'weightKg': {'type': 'number', 'maximum': 120, 'minimum': 0.1}, 'foodKcalPerCup': {'type': 'number', 'maximum': 1000, 'minimum': 1}, 'lifestyleFactor': {'type': 'number', 'maximum': 5, 'minimum': 1}}}
pizza_dough_calculator
Pizza Dough Calculator (Baker's Percentage)
Pizza Dough Calculator (Baker's Percentage) â Calculate pizza dough by baker's percentage: enter ball count, weight, and hydration to get exact flour, water, salt, and yeast weights for your batch.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['balls', 'ballWeight', 'hydration', 'saltPct', 'yeastPct'], 'properties': {'balls': {'type': 'integer', 'maximum': 100, 'minimum': 1}, 'saltPct': {'type': 'number', 'maximum': 10, 'minimum': 0}, 'yeastPct': {'type': 'number', 'maximum': 10, 'minimum': 0}, 'hydration': {'type': 'number', 'maximum': 120, 'minimum': 0}, 'ballWeight': {'type': 'number', 'maximum': 5000, 'minimum': 1}}}
pricing_strategy_calculator
Pricing Strategy Calculator
Pricing Strategy Calculator â Model a price change before you commit: see the maximum volume you can lose and stay profitable, plus predicted demand and profit at a chosen elasticity.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['currentPrice', 'monthlyUnits', 'variableCostPerUnit', 'fixedCostsMo', 'newPrice', 'elasticity'], 'properties': {'newPrice': {'type': 'number', 'maximum': 10000, 'minimum': 0.5}, 'elasticity': {'type': 'number', 'maximum': 0, 'minimum': -5}, 'currentPrice': {'type': 'number', 'maximum': 10000, 'minimum': 0.5}, 'fixedCostsMo': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'monthlyUnits': {'type': 'number', 'maximum': 1000000, 'minimum': 1}, 'variableCostPerUnit': {'type': 'number', 'maximum': 9999, 'minimum': 0}}}
print_resolution_calculator
Print Resolution & Max Print Size Calculator
Print Resolution & Max Print Size Calculator â Find the largest quality print from your photo pixels, or the DPI a chosen print size lands at. Enter pixel size and a target size or DPI to check the fit.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['mode', 'pixelW', 'pixelH', 'dpi', 'printWidthIn', 'printHeightIn'], 'properties': {'dpi': {'type': 'number', 'maximum': 4800, 'exclusiveMinimum': 0}, 'mode': {'enum': ['pixelsToSize', 'sizeToDpi'], 'type': 'string'}, 'pixelH': {'type': 'number', 'maximum': 500000, 'exclusiveMinimum': 0}, 'pixelW': {'type': 'number', 'maximum': 500000, 'exclusiveMinimum': 0}, 'printWidthIn': {'type': 'number', 'maximum': 2000, 'exclusiveMinimum': 0}, 'printHeightIn': {'type': 'number', 'maximum': 2000, 'exclusiveMinimum': 0}}}
product_pricing_calculator
Product Pricing Calculator
Product Pricing Calculator â Set the right selling price for your product. Enter fully-loaded unit cost â materials, labor, overhead, and platform fees â then choose a target margin.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['materials', 'laborHours', 'hourlyRate', 'overhead', 'feesPct', 'targetMarginPct'], 'properties': {'feesPct': {'type': 'number', 'maximum': 80, 'minimum': 0}, 'overhead': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'materials': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'hourlyRate': {'type': 'number', 'maximum': 10000, 'minimum': 0}, 'laborHours': {'type': 'number', 'maximum': 10000, 'minimum': 0}, 'targetMarginPct': {'type': 'number', 'maximum': 99, 'minimum': 0}}}
prompt_caching_savings_calculator
Prompt Caching Savings Calculator (LLM API Costs)
Prompt Caching Savings Calculator (LLM API Costs) â Estimate how much prompt caching cuts your LLM API bill: monthly input tokens, cacheable share, and hit rate give per-model savings, cache writes included.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['monthlyInputTokensM', 'cacheableSharePct', 'hitRatePct', 'modelId'], 'properties': {'modelId': {'enum': ['gpt-5.5', 'gpt-5.4', 'gpt-5.4-mini', 'gpt-5.4-nano', 'claude-opus-4.8', 'claude-sonnet-4.6', 'claude-haiku-4.5', 'gemini-3.5-flash', 'gemini-3.1-pro', 'gemini-2.5-flash'], 'type': 'string'}, 'hitRatePct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'cacheableSharePct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'monthlyInputTokensM': {'type': 'number', 'maximum': 10000000, 'minimum': 0.001}}}
pto_accrual_calculator
PTO Accrual Calculator
PTO Accrual Calculator â Calculate how much paid time off you accrue each pay period from your annual PTO days, then project your future balance by pay date after the hours you've used.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['annualDays', 'hoursPerDay', 'periodsPerYear', 'currentBalanceHours', 'usedHours', 'periodsElapsed'], 'properties': {'usedHours': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'annualDays': {'type': 'number', 'maximum': 365, 'minimum': 0}, 'hoursPerDay': {'type': 'number', 'maximum': 24, 'minimum': 0.5}, 'periodsElapsed': {'type': 'integer', 'maximum': 366, 'minimum': 0}, 'periodsPerYear': {'type': 'integer', 'maximum': 366, 'minimum': 1}, 'currentBalanceHours': {'type': 'number', 'maximum': 100000, 'minimum': 0}}}
puppy_weight_calculator
Puppy Adult Weight Predictor
Puppy Adult Weight Predictor â Predict your puppy adult weight from its current weight and age in weeks, with a size-class note. Enter the numbers to see the grown-up size to expect.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['currentWeightKg', 'ageWeeks'], 'properties': {'ageWeeks': {'type': 'number', 'maximum': 104, 'exclusiveMinimum': 0}, 'sizeClass': {'enum': ['small', 'medium', 'large'], 'type': 'string'}, 'currentWeightKg': {'type': 'number', 'maximum': 120, 'exclusiveMinimum': 0}}}
purchase_impact_calculator
Purchase Impact Calculator
Purchase Impact Calculator â See the true cost of any purchase: what the price would grow to if invested, how many days of work it represents, and how far it pushes back your FIRE date.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['price', 'expectedRealReturnPct', 'yearsHorizon'], 'properties': {'price': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}, 'fireNumber': {'type': 'number', 'maximum': 100000000000, 'exclusiveMinimum': 0}, 'yearsHorizon': {'type': 'integer', 'maximum': 50, 'minimum': 1}, 'currentSavings': {'type': 'number', 'default': 0, 'maximum': 100000000000, 'minimum': 0}, 'monthlySavings': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}, 'annualNetIncome': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'expectedRealReturnPct': {'type': 'number', 'maximum': 12, 'minimum': 0}}}
rag_cost_calculator
RAG Cost Calculator
RAG Cost Calculator â Estimate what a RAG pipeline costs: one-time corpus embedding, monthly vector storage, and per-query LLM generation from verified 2026 provider prices.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['docCount', 'avgTokensPerDoc', 'chunkTokens', 'embeddingModelId', 'vectorStorageUsdPerGbMonth', 'queriesPerMonth', 'retrievedTokensPerQuery', 'generationModelId', 'outputTokensPerQuery'], 'properties': {'docCount': {'type': 'integer', 'maximum': 100000000, 'minimum': 1}, 'chunkTokens': {'type': 'integer', 'maximum': 8192, 'minimum': 50}, 'avgTokensPerDoc': {'type': 'number', 'maximum': 1000000, 'minimum': 1}, 'queriesPerMonth': {'type': 'integer', 'maximum': 1000000000, 'minimum': 1}, 'embeddingModelId': {'enum': ['text-embedding-3-small', 'text-embedding-3-large', 'voyage-4', 'voyage-4-lite', 'voyage-4-large'], 'type': 'string'}, 'generationModelId': {'enum': ['gpt-5.5', 'gpt-5.4', 'gpt-5.4-mini', 'gpt-5.4-nano', 'claude-opus-4.8', 'claude-sonnet-4.6', 'claude-haiku-4.5', 'gemini-3.5-flash', 'gemini-3.1-pro', 'gemini-2.5-flash', 'llama-3.3-70b-together', 'llama-3-8b-lite-together'], 'type': 'string'}, 'outputTokensPerQuery': {'type': 'number', 'maximum': 100000, 'minimum': 1}, 'retrievedTokensPerQuery': {'type': 'number', 'maximum': 200000, 'minimum': 1}, 'vectorStorageUsdPerGbMonth': {'type': 'number', 'maximum': 100, 'minimum': 0}}}
recipe_cost_calculator
Recipe Cost & Cost-Per-Serving Calculator
Recipe Cost & Cost-Per-Serving Calculator â Cost out any recipe in seconds: enter ingredients, quantities, and unit prices to get total cost, cost per serving, and a suggested menu price by food cost.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['ingredients', 'servings'], 'properties': {'servings': {'type': 'integer', 'maximum': 100000, 'minimum': 1}, 'ingredients': {'type': 'array', 'items': {'type': 'object', 'required': ['name', 'qty', 'unit', 'unitCost'], 'properties': {'qty': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'name': {'type': 'string', 'maxLength': 120, 'minLength': 1}, 'unit': {'type': 'string', 'maxLength': 24, 'minLength': 1}, 'unitCost': {'type': 'number', 'maximum': 1000000, 'minimum': 0}}}, 'maxItems': 200, 'minItems': 1}, 'targetFoodCostPct': {'type': 'number', 'maximum': 100, 'minimum': 1}}}
recipe_scaler_calculator
Recipe Scaler / Serving Size Calculator
Recipe Scaler / Serving Size Calculator â Scale any recipe up or down: enter the original and desired servings, and this tool multiplies every ingredient by the exact ratio so amounts stay balanced.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['originalServings', 'desiredServings', 'ingredients'], 'properties': {'ingredients': {'type': 'array', 'items': {'type': 'object', 'required': ['name', 'qty', 'unit'], 'properties': {'qty': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'name': {'type': 'string', 'maxLength': 80, 'minLength': 1}, 'unit': {'type': 'string', 'maxLength': 40}}}, 'maxItems': 100, 'minItems': 1}, 'desiredServings': {'type': 'number', 'maximum': 100000, 'exclusiveMinimum': 0}, 'originalServings': {'type': 'number', 'maximum': 100000, 'exclusiveMinimum': 0}}}
rent_affordability_calculator
Rent Affordability Calculator
Rent Affordability Calculator â Find out how much rent you can afford using the 30% rule, 50/30/20 budget, and a cashflow stress test. All three caps side by side so you see the trade-offs.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['grossMonthlyIncome', 'takeHomePay', 'monthlyFixedExpenses', 'dtiPct'], 'properties': {'dtiPct': {'type': 'number', 'maximum': 50, 'minimum': 10}, 'takeHomePay': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'grossMonthlyIncome': {'type': 'number', 'maximum': 1000000, 'exclusiveMinimum': 0}, 'monthlyFixedExpenses': {'type': 'number', 'maximum': 500000, 'minimum': 0}}}
rent_vs_buy_calculator
Rent vs Buy Calculator
Rent vs Buy Calculator â Compare renting vs buying over any timeline. See which builds more wealth, when break-even hits, and how appreciation and rent increases tip the balance.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['monthlyRent', 'homePrice', 'downPaymentPct', 'mortgageRatePct', 'mortgageTermYears', 'horizonYears', 'homeAppreciationPct', 'rentIncreasePct', 'maintenancePctAnnual', 'buyClosingCostsPct', 'sellCostsPct', 'investmentReturnPct'], 'properties': {'homePrice': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'monthlyRent': {'type': 'number', 'maximum': 100000, 'exclusiveMinimum': 0}, 'horizonYears': {'type': 'integer', 'maximum': 40, 'exclusiveMinimum': 0}, 'sellCostsPct': {'type': 'number', 'maximum': 10, 'minimum': 0}, 'downPaymentPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'mortgageRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'rentIncreasePct': {'type': 'number', 'maximum': 15, 'minimum': 0}, 'mortgageTermYears': {'type': 'integer', 'maximum': 40, 'exclusiveMinimum': 0}, 'buyClosingCostsPct': {'type': 'number', 'maximum': 10, 'minimum': 0}, 'homeAppreciationPct': {'type': 'number', 'maximum': 15, 'minimum': 0}, 'investmentReturnPct': {'type': 'number', 'maximum': 15, 'minimum': 0}, 'maintenancePctAnnual': {'type': 'number', 'maximum': 5, 'minimum': 0}}}
required_savings_calculator
Required Savings Calculator
Required Savings Calculator â Find the monthly savings needed to reach a goal: three deterministic return scenarios plus an inverse Monte Carlo rate sized for your chosen success odds.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['targetAmount', 'currentSavings', 'years', 'expectedRealReturnPct', 'volatilityPct'], 'properties': {'years': {'type': 'integer', 'maximum': 60, 'minimum': 1}, 'targetAmount': {'type': 'number', 'maximum': 1000000000, 'exclusiveMinimum': 0}, 'volatilityPct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'currentSavings': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}, 'successTargetPct': {'type': 'integer', 'default': 80, 'maximum': 95, 'minimum': 50}, 'expectedRealReturnPct': {'type': 'number', 'maximum': 12, 'minimum': 0}}}
retirement_monte_carlo_calculator
Retirement Monte Carlo Calculator
Retirement Monte Carlo Calculator â Estimate your retirement plan's success probability with 5,000 simulated Monte Carlo market paths, plus a fan chart of percentile balances at every age.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['currentAge', 'retireAge', 'currentSavings', 'monthlyContribution', 'expectedRealReturnPct', 'volatilityPct', 'monthlyRetirementSpending', 'planUntilAge'], 'properties': {'retireAge': {'type': 'integer', 'maximum': 80, 'minimum': 19}, 'currentAge': {'type': 'integer', 'maximum': 75, 'minimum': 18}, 'planUntilAge': {'type': 'integer', 'maximum': 105, 'minimum': 20}, 'volatilityPct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'currentSavings': {'type': 'number', 'maximum': 100000000000, 'minimum': 0}, 'monthlyContribution': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'expectedRealReturnPct': {'type': 'number', 'maximum': 12, 'minimum': 0}, 'monthlyRetirementSpending': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}}}
roas_calculator
ROAS & Break-Even ROAS Calculator
ROAS & Break-Even ROAS Calculator â Calculate ROAS and break-even ROAS instantly. Enter revenue, ad spend, and gross margin to see if your campaign is truly profitable â or just spending to spend.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['adSpend', 'revenue', 'grossMarginPct'], 'properties': {'adSpend': {'type': 'number', 'maximum': 1000000000, 'exclusiveMinimum': 0}, 'revenue': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}, 'grossMarginPct': {'type': 'number', 'maximum': 100, 'exclusiveMinimum': 0}}}
roi_calculator
ROI Calculator with Annualized Return
ROI Calculator with Annualized Return â Calculate ROI and annualized return on any investment. Add fees and costs to see true net gain and the real annual growth rate behind the headline number.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['initialInvestment', 'finalValue', 'years', 'additionalCosts'], 'properties': {'years': {'type': 'number', 'maximum': 100, 'exclusiveMinimum': 0}, 'finalValue': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}, 'additionalCosts': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}, 'initialInvestment': {'type': 'number', 'maximum': 1000000000, 'exclusiveMinimum': 0}}}
roth_ira_calculator
Roth IRA Growth Calculator
Roth IRA Growth Calculator â See how a Roth IRA grows tax-free. Enter your annual contribution, expected return, and time horizon to project future value, total paid in, and growth.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['annualContribution', 'annualReturnPct', 'years', 'capitalGainsTaxPct'], 'properties': {'years': {'type': 'integer', 'maximum': 80, 'minimum': 1}, 'annualReturnPct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'annualContribution': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'capitalGainsTaxPct': {'type': 'number', 'maximum': 100, 'minimum': 0}}}
running_pace_calculator
Running Pace Calculator with Race Predictions
Running Pace Calculator with Race Predictions â Calculate your per-km and per-mile running pace from any distance and time. Get predicted finish times for 5K, 10K, half marathon, and marathon, plus splits.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['distanceKm', 'hours', 'minutes', 'seconds'], 'properties': {'hours': {'type': 'integer', 'maximum': 99, 'minimum': 0}, 'minutes': {'type': 'integer', 'maximum': 59, 'minimum': 0}, 'seconds': {'type': 'integer', 'maximum': 59, 'minimum': 0}, 'distanceKm': {'type': 'number', 'maximum': 500, 'exclusiveMinimum': 0}}}
saas_mrr_growth_calculator
SaaS MRR Growth Projection Calculator
SaaS MRR Growth Projection Calculator â Model SaaS MRR growth with monthly compounding: add new revenue, subtract churn, apply expansion. See projected ARR and months to any revenue milestone.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['startingMrr', 'newMrrPerMonth', 'monthlyChurnPct', 'monthlyExpansionPct', 'months'], 'properties': {'months': {'type': 'integer', 'maximum': 120, 'minimum': 1}, 'targetMrr': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'startingMrr': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'newMrrPerMonth': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'monthlyChurnPct': {'type': 'number', 'maximum': 50, 'minimum': 0}, 'monthlyExpansionPct': {'type': 'number', 'maximum': 50, 'minimum': 0}}}
salary_to_hourly_calculator
Salary to Hourly Calculator (and Back)
Salary to Hourly Calculator (and Back) â Convert an annual salary to an hourly wage or an hourly rate back to a yearly salary. Set your hours and weeks to see weekly, biweekly, and monthly pay too.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['mode', 'annualSalary', 'hourlyRate', 'hoursPerWeek', 'weeksPerYear'], 'properties': {'mode': {'enum': ['salaryToHourly', 'hourlyToSalary'], 'type': 'string'}, 'hourlyRate': {'type': 'number', 'maximum': 1000000, 'minimum': 0}, 'annualSalary': {'type': 'number', 'maximum': 100000000, 'minimum': 0}, 'hoursPerWeek': {'type': 'number', 'maximum': 168, 'minimum': 0.1}, 'weeksPerYear': {'type': 'number', 'maximum': 53, 'minimum': 0.1}}}
sales_tax_calculator
US Sales Tax Calculator (by State) + Reverse
US Sales Tax Calculator (by State) + Reverse â Calculate US sales tax by state. Add or strip tax from any price. Select a state to prefill the rate; all 50 states included. 2025 base rates â local rates vary
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['mode', 'amount', 'ratePct'], 'properties': {'mode': {'enum': ['forward', 'reverse'], 'type': 'string'}, 'amount': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'ratePct': {'type': 'number', 'maximum': 30, 'minimum': 0}}}
savings_drawdown_calculator
Savings Drawdown Calculator
Savings Drawdown Calculator â See how long your savings will last: enter your balance, monthly withdrawal, and expected return to find the months and years until the money runs out.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['principal', 'monthlyWithdrawal', 'annualReturnPct'], 'properties': {'principal': {'type': 'number', 'maximum': 1000000000, 'minimum': 1}, 'annualReturnPct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'monthlyWithdrawal': {'type': 'number', 'maximum': 10000000, 'minimum': 1}}}
savings_goal_calculator
Savings Goal Calculator
Savings Goal Calculator â Calculate the monthly savings you need to reach any goal. Input your target, current balance, annual rate, and years to see your required monthly contribution.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['goalAmount', 'currentSavings', 'annualRatePct', 'years'], 'properties': {'years': {'type': 'number', 'maximum': 80, 'minimum': 0.08333333333333333}, 'goalAmount': {'type': 'number', 'maximum': 100000000, 'exclusiveMinimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'currentSavings': {'type': 'number', 'maximum': 100000000, 'minimum': 0}}}
solar_panel_savings_calculator
Solar Panel Savings Calculator
Solar Panel Savings Calculator â Estimate how much a rooftop solar system saves on your power bill: enter size, sun hours, cost, and any currently applicable credit to see yearly savings and payback.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['systemKW', 'peakSunHours', 'derate', 'electricityRate', 'grossCost', 'taxCreditPct', 'horizonYears'], 'properties': {'derate': {'type': 'number', 'maximum': 1, 'minimum': 0.1}, 'systemKW': {'type': 'number', 'maximum': 1000, 'minimum': 0.1}, 'grossCost': {'type': 'number', 'maximum': 10000000, 'minimum': 0}, 'horizonYears': {'type': 'integer', 'maximum': 40, 'minimum': 1}, 'peakSunHours': {'type': 'number', 'maximum': 12, 'minimum': 0.5}, 'taxCreditPct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'electricityRate': {'type': 'number', 'maximum': 5, 'minimum': 0}}}
solar_system_size_calculator
Solar System Size Calculator (kW Needed)
Solar System Size Calculator (kW Needed) â Find the solar system size you need: enter yearly kWh usage, peak sun hours, and panel wattage to get the required kW and the number of panels it takes.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['annualUsageKWh', 'peakSunHours', 'derate', 'panelWatts', 'offsetFraction'], 'properties': {'derate': {'type': 'number', 'maximum': 1, 'minimum': 0.1}, 'panelWatts': {'type': 'number', 'maximum': 1000, 'minimum': 50}, 'peakSunHours': {'type': 'number', 'maximum': 12, 'minimum': 0.5}, 'annualUsageKWh': {'type': 'number', 'maximum': 1000000, 'minimum': 1}, 'offsetFraction': {'type': 'number', 'maximum': 2, 'minimum': 0.01}}}
student_loan_calculator
Student Loan Payoff Calculator
Student Loan Payoff Calculator â See exactly how many months until you pay off your student loans, how much extra payments save in interest, and whether refinancing makes financial sense.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['balance', 'annualRatePct', 'monthlyPayment', 'extraMonthly'], 'properties': {'balance': {'type': 'number', 'maximum': 2000000, 'exclusiveMinimum': 0}, 'extraMonthly': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'annualRatePct': {'type': 'number', 'maximum': 30, 'minimum': 0}, 'monthlyPayment': {'type': 'number', 'maximum': 100000, 'exclusiveMinimum': 0}, 'refinanceRatePct': {'anyOf': [{'type': 'number', 'maximum': 30, 'minimum': 0}, {'type': 'null'}], 'default': None}}}
take_home_pay_calculator
Take-Home Pay Calculator (US)
Take-Home Pay Calculator (US) â Estimate your US take-home pay for 2026. Enter gross salary and filing status to see federal income tax, Social Security, Medicare, and monthly net income.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['grossAnnualSalary', 'filingStatus'], 'properties': {'filingStatus': {'enum': ['single', 'married'], 'type': 'string'}, 'grossAnnualSalary': {'type': 'number', 'maximum': 10000000, 'exclusiveMinimum': 0}}}
tdee_calculator
TDEE Calculator: Daily Calorie Needs
TDEE Calculator: Daily Calorie Needs â Calculate your Total Daily Energy Expenditure (TDEE) using the Mifflin-St Jeor formula. Find your daily calorie needs for fat loss, maintenance, or muscle gain.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['sex', 'age', 'heightCm', 'weightKg', 'activity', 'goal'], 'properties': {'age': {'type': 'integer', 'maximum': 90, 'minimum': 15}, 'sex': {'enum': ['male', 'female'], 'type': 'string'}, 'goal': {'enum': ['maintain', 'cutting', 'bulking'], 'type': 'string'}, 'activity': {'enum': ['sedentary', 'light', 'moderate', 'active', 'veryActive'], 'type': 'string'}, 'heightCm': {'type': 'number', 'maximum': 230, 'minimum': 120}, 'weightKg': {'type': 'number', 'maximum': 300, 'minimum': 30}}}
tiered_commission_calculator
Tiered Commission Calculator (USD)
Tiered Commission Calculator (USD) â Calculate tiered sales commission in USD: a base rate up to a threshold, a higher rate above it, plus any settlement adjustment. See the exact per-tier math. Supports Verifiable Calculation Certificates: pass certify=true to also receive a signed, independently verifiable receipt (DSSE/Ed25519) for this exact calculation.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['revenue', 'tier1RatePct', 'tier2RatePct', 'tier2ThresholdAmount', 'adjustmentAmount'], 'properties': {'certify': {'type': 'boolean'}, 'revenue': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}, 'tier1RatePct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'tier2RatePct': {'type': 'number', 'maximum': 100, 'minimum': 0}, 'adjustmentAmount': {'type': 'number', 'maximum': 1000000000, 'minimum': -1000000000}, 'tier2ThresholdAmount': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}}}
tile_calculator
Tile Calculator (Tiles Needed)
Tile Calculator (Tiles Needed) â Calculate how many floor or wall tiles you need. Enter room size, tile dimensions, and waste percentage to get total tiles, boxes to buy, and material cost.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['lengthFt', 'widthFt', 'tileWidthIn', 'tileHeightIn', 'wastePct', 'tilesPerBox', 'pricePerBox'], 'properties': {'widthFt': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'lengthFt': {'type': 'number', 'maximum': 1000, 'exclusiveMinimum': 0}, 'wastePct': {'type': 'number', 'maximum': 50, 'minimum': 0}, 'pricePerBox': {'type': 'number', 'maximum': 100000, 'minimum': 0}, 'tileWidthIn': {'type': 'number', 'maximum': 120, 'exclusiveMinimum': 0}, 'tilesPerBox': {'type': 'integer', 'maximum': 1000, 'minimum': 1}, 'tileHeightIn': {'type': 'number', 'maximum': 120, 'exclusiveMinimum': 0}}}
time_lapse_calculator
Time-Lapse Calculator (Interval, Clip, Storage)
Time-Lapse Calculator (Interval, Clip, Storage) â Plan a time-lapse: enter shoot length, shot interval, playback fps, and file size to see how many frames you shoot, your clip length, and storage needed.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['shootDurationSeconds', 'intervalSeconds', 'fps', 'avgFileSizeMB'], 'properties': {'fps': {'type': 'number', 'maximum': 240, 'minimum': 1}, 'avgFileSizeMB': {'type': 'number', 'maximum': 2000, 'minimum': 0}, 'intervalSeconds': {'type': 'number', 'maximum': 3600, 'minimum': 0.1}, 'shootDurationSeconds': {'type': 'number', 'maximum': 2592000, 'minimum': 1}}}
token_counter_calculator
Token Counter & Context-Window Fit Calculator
Token Counter & Context-Window Fit Calculator â Estimate the token count of any text with the chars/4 words/0.75 heuristic, check if it fits 8k, 128k, 200k, or 1M context windows, and gauge API cost.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['chars', 'words', 'pricePerMillion'], 'properties': {'chars': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}, 'words': {'type': 'number', 'maximum': 1000000000, 'minimum': 0}, 'pricePerMillion': {'type': 'number', 'maximum': 1000, 'minimum': 0}}}
topsoil_calculator
Topsoil Calculator (Yards & Weight)
Topsoil Calculator (Yards & Weight) â Work out how much topsoil you need for a bed, lawn, or garden. Enter area and depth to get cubic yards, cubic feet, weight in tons, and the exact bag count.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['areaSqFt', 'depthInches', 'bagSizeFt3'], 'properties': {'areaSqFt': {'type': 'number', 'maximum': 100000, 'exclusiveMinimum': 0}, 'bagSizeFt3': {'type': 'number', 'maximum': 5, 'exclusiveMinimum': 0}, 'depthInches': {'type': 'number', 'maximum': 60, 'exclusiveMinimum': 0}}}
turkey_cooking_time_calculator
Turkey Cooking Time & Thaw Calculator
Turkey Cooking Time & Thaw Calculator â Estimate turkey roasting time by weight, plus refrigerator and cold-water thaw times. Stuffed or unstuffed, always cook to 165°F verified with a thermometer.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['weightLbs', 'minPerLb'], 'properties': {'minPerLb': {'type': 'number', 'maximum': 30, 'minimum': 5}, 'weightLbs': {'type': 'number', 'maximum': 100, 'minimum': 0.5}}}
Verlauf
Letzte Tool-Änderungen
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tiered_commission_calculator
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llm_throughput_calculator
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pricing_strategy_calculator
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global_hiring_cost_calculator
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hire_vs_outsource_calculator
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purchase_impact_calculator
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required_savings_calculator
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aquarium_stocking_calculator
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pet_cost_calculator
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puppy_weight_calculator
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pet_food_portion_calculator
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dog_age_calculator
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aspect_ratio_calculator
17. September 2026 12:34
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time_lapse_calculator
17. September 2026 12:34
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print_resolution_calculator
17. September 2026 12:34
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crop_factor_calculator
17. September 2026 12:34
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depth_of_field_calculator
17. September 2026 12:34
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brine_calculator
17. September 2026 12:34
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recipe_cost_calculator
17. September 2026 12:34
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turkey_cooking_time_calculator
17. September 2026 12:34
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pizza_dough_calculator
17. September 2026 12:34
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baking_pan_conversion_calculator
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Moltline Personal Suite
com.moltlinestudio/personal
Provides personal planning utilities for budgeting, savings goals, event countdowns, bill splitting, and access to productivity s…
生活即時查詢
com.penguindriver/life
Provides Taiwan fuel prices, holidays, invoice winning-number checks, and lottery results and prize checks.
Tideline Money Tools
money.tideline/money-tools
Calculates cash runway, debt repayment plans, option-expiry outcomes, invoice aging, subscription costs, and effective freelancer…
Lower My Bill
io.github.GoodTurnStudio/lowermybill
Provides bill-reduction call scripts, information about qualifying assistance programs, and calendar reminders for renegotiating …
vokse
ai.vokse/vokse
Supports household budgeting with envelope budgets, accounts, transactions, and financial reports.
Manilo
app.manilo/manilo
Enables logging, querying, and editing expenses, budgets, and financial accounts.