Profit Margin Calculator Amazon

What the source does

• FilesystemNone observedNo reads or writes in the source
• NetworkNone observedNo outbound calls in the source
• ShellNone observedNo commands run in the source
• DependenciesPinnedNothing floats
• SecretsNone foundNo keys in source

Five audit layers

Gates applied: no behavioural pass.

Audit 0.4.1 · source sha 3e6c611584c3 · 19 Oct 2026Report an issue or request a re-scan

• Publishernexscope-ai GitHub organizationOwner of the repository this skill is read from
• Source foldernexscope-ai/eCommerce-Skills/profit-margin-calculator/profit-margin-calculator-amazonThe exact folder we audited
• LicenceMITAs the repository states it
• Commit pinned for this verdict3e6c611584c3A new audit runs when the source changes
• Repository statusNot archivedLast push 54 days ago
• Sandboxed runNot runSkills are read, not executed; layer L4 is skipped

Its description: Amazon profit margin calculator for sellers. Calculate cost breakdowns, profit margins, break-even points, and get pricing recommendations. Supports single product analysis and batch calculations. Input product cost,…

---
name: profit-margin-calculator-amazon
description: "Amazon profit margin calculator for sellers. Calculate cost breakdowns, profit margins, break-even points, and get pricing recommendations. Supports single product analysis and batch calculations. Input product cost, shipping, FBA fees, and get instant profitability analysis. No API key required. Use when: (1) evaluating new product profitability before sourcing, (2) diagnosing existing product margins, (3) adjusting pricing strategy, (4) analyzing multiple SKUs at once."
metadata: {"nexscope":{"emoji":"💰","category":"ecommerce"}}
---

# 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

| 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

```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

```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", ...}]'
```

---

## 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%, cate

Excerpt, first 6,004 characters of SKILL.md, verbatim from the audited commit. It is text from someone else’s repository, quoted so you can judge it before your agent reads it.

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

git clone https://github.com/nexscope-ai/eCommerce-Skills
git -C eCommerce-Skills checkout 3e6c611584c3

Works in

1. 2026-10-19
   ✓SAFE B 89 / 100

   first audit · source 3e6c611584c3

Questions about Profit Margin Calculator Amazon

• github.com/nexscope-ai/eCommerce-Skills/tree/main/profit-margin- — the audited source at commit 3e6c611584c3 and every finding aboveObserved · 19 Oct 2026

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