Profit Margin Calculator — Amazon 💰#

Calculate product profitability for Amazon FBA sellers — cost breakdowns, profit margins, break-even analysis, and pricing recommendations. No API key required.

Installation#

bash

npx skills add nexscope-ai/eCommerce-Skills --skill profit-margin-calculator-amazon -g

Use Cases#

ScenarioWhat You'll GetNew product evaluationProfitability forecast before sourcingExisting product diagnosisMargin analysis with cost breakdownPricing adjustmentRecommended prices for target marginsBatch SKU analysisMulti-product comparison table

Usage Examples#

Single Product Analysis#

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Calculate profit for my Amazon product:
- Selling price: $29.99
- Product cost: $6
- Shipping to FBA: $1.50
- FBA fulfillment fee: $5.50
- FBA storage: $0.30/month
- Ad spend: 10% of sales
- Category: Kitchen

Quick Analysis#

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Is this product profitable?
Price $19.99, cost $5, FBA fee $4.50, shipping $1

Batch Analysis#

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Analyze these SKUs:
A001, Yoga Mat, $29.99, cost $6, shipping $1.5, FBA $5.5
A002, Resistance Bands, $19.99, cost $3, shipping $0.8, FBA $4
A003, Foam Roller, $24.99, cost $8, shipping $2, FBA $6

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Input Parameters#

Required#

ParameterDescriptionExampleselling_priceAmazon listing price$29.99product_costFOB/sourcing cost per unit$6.00fba_feeFBA fulfillment fee$5.50

Recommended#

ParameterDescriptionDefaultshipping_costInbound shipping per unit$0storage_feeMonthly FBA storage per unit$0.30ad_ratioPPC spend as % of sales10%categoryProduct category for referral feedefault (15%)

Optional#

ParameterDescriptionDefaultreturn_rateExpected return rate3%other_feesPackaging, labels, etc.$0

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Cost Components#

Cost ItemDescriptionCalculationProduct CostFOB purchase priceUser inputInbound ShippingSea/air freight to FBAUser inputFBA FulfillmentAmazon pick, pack, shipUser inputFBA StorageMonthly warehouse feeUser inputReferral FeeAmazon commission (8-20%)Auto × category rateAdvertisingPPC spendPrice × ad ratioReturnsReturn processing lossReturn rate × handlingOther FeesPackaging, labels, prepUser input

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Referral Fee Rates by Category#

CategoryRateElectronics / Computers8%Camera / Photo8%Automotive / Industrial12%**Most Categories (default)****15%**Clothing / Apparel17%Jewelry20%

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Output Format#

Cost Breakdown#

text

Selling Price         $29.99   100.0%
───────────────────────────────────────
Product Cost          -$6.00    20.0%
Inbound Shipping      -$1.50     5.0%
FBA Fulfillment       -$5.50    18.3%
FBA Storage           -$0.30     1.0%
Referral Fee (15%)    -$4.50    15.0%
Advertising (10%)     -$3.00    10.0%
Returns (3%)          -$0.15     0.5%
Other Fees            -$0.50     1.7%
───────────────────────────────────────
Total Cost            $21.45    71.5%
Net Profit            $8.54     28.5%

Break-Even Analysis#

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Break-even Price:     $20.50
Current Margin:       +46.3% above break-even
Safety Margin:        31.6%

Pricing Recommendations#

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| Target Margin | Recommended Price | Profit/Unit |
|---------------|-------------------|-------------|
| 15%           | $23.10            | $3.47       |
| 20%           | $25.20            | $5.04       |
| 25%           | $27.72            | $6.93       |
| 30%           | $30.80            | $9.24       |

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Profitability Status#

Net MarginStatusRecommendation>20%✅ HealthyMaintain current strategy5-20%⚠️ WarningOptimize costs or raise price0-5%🔴 DangerNeeds adjustment<0%💀 LossStop or restructure

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Batch Input Format#

CSV#

csv

sku,name,selling_price,product_cost,shipping_cost,fba_fee,storage_fee,ad_ratio,category
A001,Yoga Mat,29.99,6,1.5,5.5,0.3,0.1,sports
A002,Resistance Bands,19.99,3,0.8,4,0.2,0.12,sports
A003,Foam Roller,24.99,8,2,6,0.3,0.1,sports

Natural Language#

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Batch calculate:
SKU A001: Yoga Mat, $29.99, cost $6, shipping $1.5, FBA $5.5
SKU A002: Bands, $19.99, cost $3, shipping $0.8, FBA $4

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Script Usage#

bash

# Default demo
python3 scripts/calculator.py

# Custom input
python3 scripts/calculator.py '{"selling_price": 29.99, "product_cost": 6, "fba_fee": 5.5}'

# Batch analysis
python3 scripts/calculator.py '[{"sku": "A001", ...}, {"sku": "A002", ...}]'

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Handling Incomplete Input#

If user doesn't provide enough info, ask:

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To calculate your profit margin, I need:

**Required:**
- Selling price
- Product cost (FOB)
- FBA fulfillment fee

**Recommended (more accurate):**
- Inbound shipping cost per unit
- FBA storage fee per unit/month
- Ad spend ratio (% of sales)
- Product category (for referral fee)

Example:
"Price $25, cost $5, FBA $4.50, shipping $1, ads 10%, category: kitchen"

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Integration with Other Skills#

Looking for more e-commerce tools? Check out our other skill collections:

• Amazon Skills — Specialized tools for Amazon sellers: keyword research, listing optimization, PPC campaigns
• eCommerce Skills — Cross-platform tools for all e-commerce businesses

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Limitations#

This skill calculates margins based on user-provided costs. For real-time FBA fee lookups, exact category rates, and advanced analytics, check out Nexscope.

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Part of Nexscope AI — AI tools for e-commerce sellers.