TechCrunchRussell Brandom
Opus 5.5 loves to tell you ‘this matters’ (and other AI writing tells)
A new studyfrom the marketing firm Graphite looked at the writing habits of frontier models, sussing out each model’s favorite words and phrases.
Graphite found 13,000 phrases that were at least twice as common in the AI content as human content — their definition of a “tell.”“It turns out that Claude models are actually getting closer to the human word distribution over time,” Graphite’s chief AI officer Greg Druck told TechCrunch. “And for the GPT models, it’s getting further away.”Studying AI-generated writing at scale required a careful study design. Graphite started with a corpus of 10,000 articles published before the release of ChatGPT, serving as the human-generated control group.
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