How OpenAI Built a Billion-Dollar Ad Engine
Sep 18, 2026 · 11m
Summary
WSJ Tech News Briefing explores how AI voice cloning tools can now replicate regional accents with just 10 seconds of audio, posing a significant security risk for scams. Journalist Heidi Mitchell discusses research showing that listeners often trust voices matching their own dialect, making them more vulnerable to fraud. The episode also covers OpenAI’s rapid expansion into advertising, which recently hit a $1 billion annualized run rate. WSJ editor Suzanne Verza analyzes how OpenAI is leveraging conversation intent for ad targeting and testing "sponsored agents" to support its anticipated…
Topics discussed
Sponsor: McKinsey on AI integration and growth
Intro: AI voice cloning and OpenAI's ad push
Interview: AI voice scams and accent mimicry
Transition to OpenAI advertising segment
Sponsor: McKinsey on business strategy vs AI
OpenAI's shift from anti-ads to ad rollout
How OpenAI's ad platform works and expands
Ad targeting based on conversation intent
New 'Sponsored Agents' and native ad formats
OpenAI ad revenue milestones and advertiser feedback
Importance of ads for OpenAI's upcoming IPO
Show credits and production team
Sponsor: McKinsey on redesigning workflows with AI
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