AI Video Hit the Revenue Wall. Sora, Runway, and the $0 CPM Problem.

AI-generated video tools exploded in adoption, but the ad creative industry is sending the numbers back. Brands testing AI-generated spots are seeing 30-40% lower engagement, worse ROAS, and a new kind of uncanny valley that lives in the metrics, not the pixels.

By Rachel Kim, Creator Economy · Mar 20, 2026

Why AI-generated video tools face a revenue wall in performance marketing. Analysis of Sora, Runway Gen-4, and the engagement gap between AI and human-shot ad creative.

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Topics: AI Video, Sora, Runway, Creator Economy, Advertising

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