Study: Flood of AI-Generated Books on Amazon Crowds Out Human Authors

TuhinChakr · x · 2026-07-30

A new study utilized full-text AI detection to analyze self-published genre fiction on Amazon from 2023 to March 2026. It found that books with substantial AI text are earning significant revenue and actively crowding out sales of non-AI books.

Commentary notes that even if AI training is deemed not fair use, competition from generated content will persist. Rather than upending useful technology, a more pragmatic recourse might be for publishers to establish best practices for AI usage or for marketplaces to differentiate human and AI content.

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