Pew Study Finds 35% of Post-ChatGPT Webpages Show Signs of AI Authorship
More than one-third of English-language webpages published since the launch of ChatGPT show measurable evidence of being generated or heavily edited by large language models, according to a study released by the Pew Research Center. The analysis examined nearly 500,000 English-language web documents indexed across a five-year window in the Common Crawl archive, spanning periods before and after OpenAI introduced ChatGPT in November 2022. Using detection technology developed by Open Pangram, res



