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Market Sizing Prompt: TAM, SAM, SOM Analysis

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Ryan Hart
Contributed byRyan HartXSource

Nov 3, 2025

Market Sizing Prompt: TAM, SAM, SOM Analysis A prompt that turns an AI into a data-backed co-founder by estimating market size for any business idea, using real sources and structured output.

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You're an analyst at McKinsey. Estimate TAM, SAM, and SOM for [business idea]. Use real data sources (links included) and show reasoning step-by-step. Format as: Summary → Calculations → Citations.

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References

Categories:business| twitter| market-sizing| tam-sam-som

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