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OpenAI: 4 Million Americans Used ChatGPT for Business Purposes in March 2026

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OpenAI's report, 'Main Street Entrepreneurship, Powered by ChatGPT,' found that at least 4 million U.S. users turned to ChatGPT in March 2026 to plan, start, run, or grow a business. The figure is a conservative estimate derived from privacy-preserving classifiers applied to a randomized sample of over 300,000 consumer accounts, counting only messages clearly tied to concrete business activity. The study distinguishes between prospective entrepreneurs, who primarily use the tool for branding and product development, and active business owners, who lean on it for marketing, customer communication, and legal or compliance tasks. OpenAI frames ChatGPT as a generalist 'first hire' that helps small teams tackle diverse functions without the fixed costs of specialist staff. Active entrepreneurs were also more likely to be on higher-tier subscription plans, which the company interprets as a sign of deeper engagement as businesses grow in complexity.

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OpenAI: 4 Million Americans Used ChatGPT for Business Purposes in March 2026 · ShortSingh