Profit Margin Calculator Amazon Agent Skill

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

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

Use Cases

| Scenario | What You'll Get |

|----------|-----------------|

| New product evaluation | Profitability forecast before sourcing |

| Existing product diagnosis | Margin analysis with cost breakdown |

| Pricing adjustment | Recommended prices for target margins |

| Batch SKU analysis | Multi-product comparison table |

Usage Examples

Single Product Analysis

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

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

Batch Analysis

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

Input Parameters

Required

| Parameter | Description | Example |

|-----------|-------------|---------|

| selling_price | Amazon listing price | $29.99 |

| product_cost | FOB/sourcing cost per unit | $6.00 |

| fba_fee | FBA fulfillment fee | $5.50 |

Recommended

| Parameter | Description | Default |

|-----------|-------------|---------|

| shipping_cost | Inbound shipping per unit | $0 |

| storage_fee | Monthly FBA storage per unit | $0.30 |

| ad_ratio | PPC spend as % of sales | 10% |

| category | Product category for referral fee | default (15%) |

Optional

| Parameter | Description | Default |

|-----------|-------------|---------|

| return_rate | Expected return rate | 3% |

| other_fees | Packaging, labels, etc. | $0 |

Cost Components

| Cost Item | Description | Calculation |

|-----------|-------------|-------------|

| Product Cost | FOB purchase price | User input |

| Inbound Shipping | Sea/air freight to FBA | User input |

| FBA Fulfillment | Amazon pick, pack, ship | User input |

| FBA Storage | Monthly warehouse fee | User input |

| Referral Fee | Amazon commission (8-20%) | Auto × category rate |

| Advertising | PPC spend | Price × ad ratio |

| Returns | Return processing loss | Return rate × handling |

| Other Fees | Packaging, labels, prep | User input |

Referral Fee Rates by Category

| Category | Rate |

|----------|------|

| Electronics / Computers | 8% |

| Camera / Photo | 8% |

| Automotive / Industrial | 12% |

| Most Categories (default) | 15% |

| Clothing / Apparel | 17% |

| Jewelry | 20% |

Output Format

Cost Breakdown

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

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

Pricing Recommendations

| 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       |

Profitability Status

| Net Margin | Status | Recommendation |

|------------|--------|----------------|

| >20% | ✅ Healthy | Maintain current strategy |

| 5-20% | ⚠️ Warning | Optimize costs or raise price |

| 0-5% | 🔴 Danger | Needs adjustment |

| <0% | 💀 Loss | Stop or restructure |

Batch Input Format

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

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

Script Usage

# 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", ...}]'

Handling Incomplete Input

If user doesn't provide enough info, ask:

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"

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

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.

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