ChatGPT Targets Ads Based on Your Prompts, Phone Number, and Email
pulisse · hn · 2026-10-15
404 Media reports that ChatGPT now serves ads targeted not only by the content of users' prompts but also by their phone numbers and email addresses. The report details how OpenAI's ad targeting works, raising privacy concerns that private conversations are being used for commercial ad profiling — the most concrete exposure yet of how ChatGPT's advertising system operates.
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