amazon-fba-calculator

1# Amazon FBA Calculator (Lite)
2 
3Precise FBA fee calculation based on product dimensions and weight.
4 
5## Features
6 
7- **Size Tier Detection** - Automatic classification
8- **FBA Fulfillment Fee** - 2024 rates
9- **Monthly Storage Fee** - Standard & Peak season
10- **Long-term Storage Fee** - 271+ days aging
11- **Referral Fee** - By category
12- **Profit Analysis** - Gross/Net margin, ROI
13- **Optimization Tips** - Size, weight, inventory
14 
15## Size Tiers (2024)
16 
17| Tier | Max Weight | Max Dimensions |
18|------|------------|----------------|
19| Small Standard | 1 lb | 15"×12"×0.75" |
20| Large Standard | 20 lb | 18"×14"×8" |
21| Small Oversize | 70 lb | 60"×30" |
22| Medium Oversize | 150 lb | L+Girth ≤108" |
23| Large Oversize | 150 lb | L+Girth ≤165" |
24| Special Oversize | >150 lb | >165" |
25 
26## Input
27 
28```json
29{
30  "length": 10.0,
31  "width": 6.0,
32  "height": 3.0,
33  "weight": 1.2,
34  "selling_price": 29.99,
35  "product_cost": 8.00,
36  "inbound_shipping_cost": 1.50,
37  "category": "kitchen"
38}
39```
40 
41## Output
42 
43- Size tier classification
44- Fee breakdown table
45- Profit metrics (margin, ROI)
46- Optimization suggestions
47 
48## Usage
49 
50```bash
51python3 scripts/calculator.py
52python3 scripts/calculator.py '{"length": 10, "width": 6, ...}' --zh
53```
54 
55---
56 
57_Version 1.0.0 | Platform: Amazon | Variant: Lite_
58 
59---
60 
61**Part of [Nexscope AI](https://www.nexscope.ai/?co-from=skill) — AI tools for e-commerce sellers.**