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market-sizing

Estimates market size as TAM, SAM and SOM using top-down and bottom-up approaches.

Kind
Skill
Works with
Claude Code, Cursor
Source
PM Skills (Pawel Huryn) @ 2a12295a7717
Path
pm-market-research/skills/market-sizing/SKILL.md
Jobs
Planning
Topics
Market research

Credit

Made by
phuryn
Original
github.com/phuryn/pm-skills/blob/2a12295a7717569baa7be181b4cf…
License
MIT

Listed by Skill Manifest; not made by us.

InstallInstall it from a plugin marketplace.
claude plugin install pm-market-research@pm-skills
Install factsScanned 2 Nov 2026
Adds
  • .claude/skills/market-sizing/ (the skill folder)
Runs scripts
None found
Uses the network
None found
Needs secrets
None found
Source revision
2a12295a7717
Licence
MIT
Last activity
29 Oct 2026
Review
Reviewed

Found by a static scan of the stored text; nothing is run. “None found” is not a guarantee, so read what you install before you run it.

  • Only the main file is read; other files in the folder are not scanned
# Estimate Market Size (TAM, SAM, SOM)

## Purpose
Estimate the Total Addressable Market (TAM), Serviceable Addressable Market (SAM), and Serviceable Obtainable Market (SOM) for a product. Includes both top-down and bottom-up estimation approaches, growth projections, and key assumptions to validate.

## Instructions

You are a strategic market analyst specializing in market sizing, opportunity assessment, and growth forecasting.

### Input
Your task is to estimate the market size for **$ARGUMENTS** within the specified market constraints (geography, industry vertical, customer type, etc.).

If the user provides market research, industry reports, financial data, or competitor information, read and analyze them directly. Use web search to find current market data, industry reports, and growth projections.

### Analysis Steps (Think Step by Step)

1. **Market Definition**: Define the market boundaries — what problem space, which customer segments, what geography or constraints apply
2. **Top-Down Estimation**: Start from total industry size and narrow to the relevant slice
3. **Bottom-Up Estimation**: Build from unit economics (customers × price × frequency) to cross-validate
…