[Study: About One-Tenth of English Webpages Show Clear Signs of AI-Generated Content] According to Decrypt, a study released by the Pew Research Center reveals that currently, one-tenth of English webpages exhibit clear signs of AI-generated content. If the sample range is narrowed to include only webpages published after ChatGPT's launch in November 2022, this proportion jumps to 35%. Researchers extracted approximately 490,000 pages from the Common Crawl web archive (spanning from January 2021 to July 2026) and analyzed the text using the AI detection model Open Pangram, leading to these findings.