Caleb Winslow

Writes about the gap between what founders assume and what customers actually say.

2 tools by Caleb Winslow.

• Market Research for Startups
• AI for Entrepreneurs

• 

  Free Market Research Tool: Size Your Market in Minutes

  October 5, 2026

  A free market research tool that builds your market size bottom-up and checks whether your revenue goal fits a realistic share. Runs in your browser, no account.

• 

  AI Persona Generator: Build a Testable Buyer Profile

  August 10, 2026

  Pick an industry, a buyer type, and a goal. This free AI persona generator builds a testable buyer profile in seconds, no signup required.