In a sweeping analysis of the modern web, researchers have discovered that nearly one in two English‑language articles published online is largely written by artificial intelligence. The finding, based on a sample of 55,400 webpages from the Common Crawl archive, signals a dramatic shift in how content is produced and distributed across the internet.
The Rise of AI‑Generated Content
Since the launch of ChatGPT in November 2022, the proportion of articles flagged as AI‑written has climbed steadily, reaching an estimated 49.9% of the sampled content in the first quarter of 2026. The trend began with a sharp surge in 2023, as the new language model made it easier for publishers to generate large volumes of text quickly. By late 2025, AI‑generated articles briefly outnumbered those identified as human‑written, a milestone that underscores the growing prevalence of automated writing.
Within the first year after ChatGPT’s release, AI‑generated pieces accounted for 35.9% of the sampled articles. That figure rose to roughly 48% by the end of 2024 and has since
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