# Market Sizing

> Calculate TAM, SAM, and SOM for market analysis

- Skill: `rsmdt/market-sizing` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add rsmdt/market-sizing`
- Raw SKILL.md: https://api.skillmd.com/api/skills/rsmdt/market-sizing/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: rsmdt (https://skillmd.com/u/rsmdt)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/rsmdt/market-sizing

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# Market Sizing Methodology

## Step 1: Define Market Boundaries
Identify the total addressable market by defining geographic and demographic scope.

## Step 2: Top-Down Analysis
Use industry reports and macro data to estimate TAM.

## Step 3: Bottom-Up Validation
Cross-reference with unit economics and customer segments.

**Reference Documents:**
- `calculator.py`: Python template for market calculations. Use `SkillRead` to view it.