MCPInstall

amazon-sales-estimator

Amazon sales volume estimator for sellers and product researchers. Estimate monthly sales and revenue from BSR (Best Seller Rank), ASIN, or keyword. Three modes: (A) BSR Calculator — input BSR + marketplace + price + category to get instant sales estimate, (B) ASIN Lookup — input ASIN to auto-fetch data and estimate sales, (C) Keyword Market Analysis — input keyword to analyze total market size and competition. Works on 12 Amazon marketplaces. No API key required. Use when: (1) estimating how many units a product sells per month, (2) sizing a market or niche opportunity, (3) analyzing competitor sales performance, (4) comparing sales across price points, (5) identifying top sellers vs long-tail distribution.

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Install

Works with every agent the skills CLI supports.

npx skills add https://github.com/nexscope-ai/amazon-skills --skill amazon-sales-estimator
  1. 01

    Install

    Run the command in your project. The CLI asks which agents to install for.

  2. 02

    Describe the task

    Ask your agent for something this skill covers. It loads amazon-sales-estimator automatically when relevant.

  3. 03

    Review the result

    The agent follows the SKILL.md steps, scripts and references bundled with the skill.

SKILL.md

The instructions your agent reads when the skill is triggered.

Amazon Sales Estimator 📊

Estimate monthly sales from BSR, analyze market size, and benchmark competitor performance. No API key — works out of the box.

Installation

npx skills add nexscope-ai/Amazon-Skills --skill amazon-sales-estimator -g

Three Modes

ModeWhen to UseInputOutput
A — BSR CalculatorQuick estimate from known BSRBSR + Marketplace + Price + CategoryMonthly units, monthly revenue
B — ASIN LookupEstimate sales for a specific productASIN or product URLAuto-fetch data + sales estimate
C — Keyword Market AnalysisSize a niche opportunityKeyword (+ optional marketplace)Total market sales, top sellers, price distribution

Capabilities

  • BSR-to-sales conversion: Estimate monthly unit sales from Best Seller Rank using category-specific formulas
  • Revenue calculation: Monthly sales × price = estimated monthly revenue
  • Market sizing: Aggregate sales across products in a keyword search
  • Price band analysis: Distribution of sales across price ranges
  • Competition breakdown: Top sellers vs long-tail distribution
  • Multi-marketplace: US, UK, DE, FR, IT, ES, JP, CA, AU, IN, MX, BR

Handling Incomplete Input

If the user's intent is unclear or information is missing, guide them with all options and required inputs upfront:

User says: "Help me estimate Amazon sales" or "I want to check sales"

Agent should respond:

I can help you estimate Amazon sales in 3 ways. Pick one and provide the required info:

A. BSR Calculator — Quick estimate from BSR number

  • BSR (required): e.g., 1500
  • Category (required): e.g., Home & Kitchen
  • Price (required): e.g., $24.99
  • Marketplace (optional, default US)

B. ASIN Lookup — Check sales for a specific product

  • ASIN or URL (required): e.g., B09V3KXJPB
  • Marketplace (optional, default US)

C. Market Analysis — Size a keyword/niche opportunity

  • Keyword (required): e.g., "yoga mat"
  • Marketplace (optional, default US)
  • Filters (optional): price range, min reviews

Example: "Mode A: BSR 1500, Home & Kitchen, $24.99" or "Mode B: B09V3KXJPB"


Mode A — BSR Calculator

Input

FieldRequiredDescriptionExample
BSR✅Best Seller Rank number1500
Marketplace✅Amazon siteUS, UK, DE, JP...
List Price✅Product price$24.99
Category✅Product categoryHome & Kitchen

Usage Examples

Estimate sales for BSR 1500 in Home & Kitchen on Amazon US, price $24.99
BSR 500, category Electronics, marketplace DE, price €39.99
What's the monthly sales for a product ranked #10,000 in Sports & Outdoors at $15.99?

Workflow

  1. Receive input: BSR, Category, Price, Marketplace
  2. Look up base sales: Use BSR-to-sales reference table for the marketplace
  3. Apply category multiplier: Adjust based on category (Electronics 1.2x, Clothing 0.8x, etc.)
  4. Calculate monthly units: Base sales × category multiplier
  5. Calculate revenue: Monthly units × price
  6. Output results: Monthly units, daily units, monthly revenue

Output

# 📊 Sales Estimate

**Input:**
- BSR: #1,500 in Home & Kitchen
- Marketplace: Amazon US
- Price: $24.99

**Results:**

| Metric | Estimate |
|--------|----------|
| **Est. Monthly Units** | ~450 units |
| **Est. Monthly Revenue** | ~$11,246 |
| **Est. Daily Units** | ~15 units |

*Estimate based on BSR-to-sales conversion formula for the selected category and marketplace.*

Mode B — ASIN Lookup

Input

FieldRequiredDescriptionExample
ASIN✅Amazon product ID or URLB09V3KXJPB
MarketplaceOptionalDefaults to USUK, DE, JP...

Usage Examples

Estimate monthly sales for ASIN B09V3KXJPB
How many units does this sell? https://www.amazon.com/dp/B0D72TSM62
Get sales estimate for B0CPY1GFVZ on Amazon DE

Workflow

  1. Fetch product data using web_fetch on Amazon product page
  2. Extract: Title, Price, BSR, Category, Rating, Reviews
  3. Apply BSR-to-sales formula for the category and marketplace
  4. Calculate revenue: Monthly units × Price

Output

# 📊 Sales Estimate: B09V3KXJPB

## Product Info
- **Title:** [Product Title]
- **Price:** $24.99
- **BSR:** #1,500 in Home & Kitchen
- **Rating:** 4.5★ (1,234 reviews)

## Sales Estimate

| Metric | Estimate |
|--------|----------|
| **Est. Monthly Units** | ~450 units |
| **Est. Monthly Revenue** | ~$11,246 |
| **Est. Daily Units** | ~15 units |

## Competitive Context
- Ranks in **top 0.5%** of Home & Kitchen category
- Above average for $20-30 price range

Mode C — Keyword Market Analysis

Input

FieldRequiredDescriptionExample
Keyword✅Search termyoga mat
MarketplaceOptionalAmazon site (default: US)UK, DE, JP...
FiltersOptionalPrice range, min reviews$15-$40, 100+ reviews

Usage Examples

Analyze the market size for "yoga mat" on Amazon US
What's the total monthly sales for "portable blender" keyword?
Size the "dog shirt" market on Amazon US. Show top sellers and price distribution.

Workflow

  1. Search products using web_search for site:amazon.com "{keyword}"
  2. Fetch top 10-20 product pages to get BSR data
  3. Estimate sales for each product using Mode A formula
  4. Aggregate total market size
  5. Analyze price distribution and competition

Output

# 📊 Market Analysis: "yoga mat"

**Marketplace:** Amazon US | **Products Analyzed:** 25

## Market Size

| Metric | Value |
|--------|-------|
| **Est. Total Monthly Units** | ~85,000 units |
| **Est. Total Monthly Revenue** | ~$2.1M |
| **Average Price** | $24.50 |

## Top 5 Sellers

| # | ASIN | Price | BSR | Est. Units/Mo |
|---|------|-------|-----|---------------|
| 1 | B0XX... | $22.99 | #45 | ~8,500 |
| 2 | B0YY... | $29.99 | #78 | ~6,200 |
| 3 | B0ZZ... | $18.99 | #120 | ~4,800 |
| ... | ... | ... | ... | ... |

## Market Concentration

- **Top 3:** 23% of total sales
- **Top 10:** 52% of total sales
- **Long tail:** 48% of total sales

→ **Fragmented market** — opportunity for new entrants

## Price Distribution

| Price Band | % of Sales |
|------------|------------|
| $0 - $20 | 25% |
| $20 - $35 | 55% |
| $35+ | 20% |

**Sweet spot:** $20-$35

BSR-to-Sales Reference

Amazon US — Baseline (Home & Kitchen)

BSR RangeEst. Monthly Sales
1-1003,000 - 10,000+
100-5001,000 - 3,000
500-2,000300 - 1,000
2,000-10,000100 - 300
10,000-50,00030 - 100
50,000-100,00010 - 30
100,000+< 10

Category Multipliers

CategoryMultiplier
Electronics1.2x
Home & Kitchen1.0x
Toys1.1x
Sports & Outdoors0.9x
Clothing0.8x
Books0.7x

Marketplace Adjustments

MarketplaceFactor
US1.0x
JP0.6x
DE0.5x
UK0.4x
CA0.3x
Others0.2x

Integration with Other Skills

This skill works well when chained with other skills from the Nexscope Amazon-Skills and eCommerce-Skills repositories.

With amazon-keyword-research

npx skills add nexscope-ai/Amazon-Skills --skill amazon-keyword-research -g
Step 1: "Research keywords for yoga mat"
   → amazon-keyword-research returns keyword list with search volumes

Step 2: "Now analyze the market size for the top keyword"
   → amazon-sales-estimator Mode C sizes the opportunity

With amazon-listing-optimization

npx skills add nexscope-ai/Amazon-Skills --skill amazon-listing-optimization -g
Step 1: "Estimate sales for competitors: B0ABC, B0XYZ"
   → amazon-sales-estimator Mode B provides benchmark data

Step 2: "Create a listing to beat those competitors"
   → amazon-listing-optimization generates optimized copy

With amazon-ppc-campaign

npx skills add nexscope-ai/Amazon-Skills --skill amazon-ppc-campaign -g
Step 1: "Estimate my product's monthly sales"
   → amazon-sales-estimator provides revenue baseline

Step 2: "Build PPC campaigns with 30% ACoS target"
   → amazon-ppc-campaign calculates bids based on your revenue data

More Skills

Browse all available skills:


Limitations

This skill uses publicly available data from Amazon product pages. It cannot access historical BSR data, actual seller sales figures, or PPC conversion metrics. For deeper analytics and historical trends, check out Nexscope — Your AI Assistant for smarter E-commerce decisions.


Built by Nexscope — research, validate, and act on e-commerce opportunities with AI.

FAQ

What does the amazon-sales-estimator skill do?

Amazon sales volume estimator for sellers and product researchers. Estimate monthly sales and revenue from BSR (Best Seller Rank), ASIN, or keyword. Three modes: (A) BSR Calculator — input BSR + marketplace + price + category to get instant sales estimate, (B) ASIN Lookup — input ASIN to auto-fetch data and estimate sales, (C) Keyword Market Analysis — input keyword to analyze total market size and competition. Works on 12 Amazon marketplaces. No API key required. Use when: (1) estimating how many units a product sells per month, (2) sizing a market or niche opportunity, (3) analyzing competitor sales performance, (4) comparing sales across price points, (5) identifying top sellers vs long-tail distribution.

How do I install amazon-sales-estimator?

Run npx skills add https://github.com/nexscope-ai/amazon-skills --skill amazon-sales-estimator in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/amazon-sales-estimator/ (personal) or .claude/skills/amazon-sales-estimator/ (project).

Which AI agents can use amazon-sales-estimator?

Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.

Is amazon-sales-estimator safe to install?

No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.

Who maintains amazon-sales-estimator?

It is published by nexscope-ai in nexscope-ai/amazon-skills. It has 1,226 recorded installs.

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