- Pangram data shows that 41% of longform LinkedIn content and about one-third of longer X posts are likely fully AI-generated.
- The study suggests AI content is prevalent on popular platforms like Reddit and Substack, with longform posts being more commonly AI-generated than shortform.
- AI-generated content is not confined to obscure sites; users regularly encounter it on major social media platforms during normal browsing.
- The research used a Chrome extension to passively scan posts users actually see, providing insights into the real-world exposure to AI content.