Study: Over 40% of Long LinkedIn Posts Are AI-Generated

The Decoder · rss · 2026-07-13

A cross-platform study by Pangram reveals that a quarter of long-form social media posts are entirely generated by AI. Among them, LinkedIn has the highest proportion of AI-generated content, accounting for 41% of its long-form posts. Although the platform only makes up a third of the total scanned posts, it contributes to nearly two-thirds of the detected AI content. Since detection models tend to be conservative in flagging, the actual percentage could be even higher.

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