One in four longer social media posts is entirely AI-generated, according to a Pangram analysis. LinkedIn leads with 41 percent of long-form posts flagged as AI-written. The platform made up only a third of all posts scanned but accounted for nearly two-thirds of all detected AI content. Because the detection model tends to flag content conservatively, the real rate could be even higher.

New data suggests LinkedIn is filling up with AI-written content. Pangram estimates 41% of long-form LinkedIn posts are AI-generated.

One in four long-form social media posts appear entirely AI-generated, with nearly half of those on Microsoft's and Elon's platforms involving AI in some form