AI-generated content now accounts for roughly 25% of all social media posts over 250 words, according to a study by AI-detection platform Pangram, which analyzed over 1 million publications. LinkedIn leads with 41% of long-form posts written entirely by AI, while on X only 52.7% of tweets are purely human-authored. The most authentic platform is Reddit—though 11.6% of original posts are AI-generated, a striking 98.1% of comments are written by real people.

AI slop writing has taken over the internet