Study Finds 41% of Long-Form LinkedIn Posts Are Fully AI-Generated

Executive Briefing

• Reveals 41% of longform LinkedIn posts flagged as fully AI-generated, highest of any major social platform
• Shows 30% of short-form LinkedIn content also fully AI-generated, raising authenticity concerns for job seekers
• Finds X longform content only 53.2% fully human-authored, with 29% flagged as entirely AI-written
• Indicates Reddit and Substack remain lower at 13% and 10% AI longform content respectively
• Notes data sourced from Pangram's Chrome extension, which scans and flags AI content in real time