Account-History Features for Social Bot Detection in the Era of Large Language Models (opens in new tab)

Bot detection on social platforms has historically relied on a mix of account-metadata features and features extracted from the text of posts and profile fields. The arrival of capable language models complicates the latter. A bot operator can run every post through GPT-4 or Claude and produce text whose surface statistics are difficult to distinguish from those of human writing, which weakens the predictive value of content-derived features. Th...