It's highly likely that most of LinkedIn's long posts were generated by AI
![](https://i.gzn.jp/img/2024/11/29/linkedin-long-posts/00_m.png)
Originality.AI, a company that provides AI content detection services, has reported that after examining the content of posts on LinkedIn, a social networking site specialized for business use, it was found that more than half of the long posts were likely generated by AI.
Over ½ of Long Posts on LinkedIn are Likely AI-Generated Since ChatGPT Launched – Originality.AI
![](https://i.gzn.jp/img/2024/11/29/linkedin-long-posts/ori.png)
Jonathan Gillam of Originality.AI ran
As a result, they reported that AI-generated content surged after the launch of ChatGPT, increasing by 189% in one month from January to February 2023. Below is a timeline of the changes in the number of AI contents, and while there was no significant change with the release of GPT-2 in 2019 or GPT-3 in 2020, the number of contents began to increase from 2022, and a high percentage was observed from the release of ChatGPT.
![](https://i.gzn.jp/img/2024/11/29/linkedin-long-posts/timeline_m.png)
In addition, a survey of long-form posts in October 2024 revealed that 54% of the content was AI-generated.
![](https://i.gzn.jp/img/2024/11/29/linkedin-long-posts/long-form_m.png)
Since the release of ChatGPT, LinkedIn has seen a trend toward longer posts, and Gillam shows a graph overlaying AI usage (red) and the average character length of posts (green).
![](https://i.gzn.jp/img/2024/11/29/linkedin-long-posts/word-count_m.png)
Gillam said that while LinkedIn had been suspicious of the rise in AI content, the findings that more than half of posts were likely AI-generated 'call LinkedIn into question.'
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