2 stories in this blend

Pew Research analyzed half a million online documents to measure how much recent web content relies on machine generation. The findings show that roughly a third of material posted since late 2022 contains AI markers, driven heavily by commercial platforms. Educational and government sites showed almost no automated writing.

AI research firm Anthropic explained the operational details of its statistical watermarking feature embedded within Claude's written responses. The mechanism tracks output patterns without inserting external characters, though the company noted specific constraints regarding what the system can reliably verify.