AI prefers resumes written by itself: Self-preferencing in Algorithmic Hiring Posted by ytpete on Tuesday April 28, 2026 @04:57AM from the arxiv.org dept. https://arxiv.org/abs/2509.00462 ( 1 comment | 3 points | on HN )
- Similar "bias" was exhibited by other models including LLaMA 3.3 and Deepseek v3.
- Even when human annotators judged the human-written summary to be higher quality, leading LLMs still preferred their own writing 67-82% of the time.
- Preference was stronger in larger models.
- In several cases, LLMs also prefer their own writing over that of other LLMs.
There's a pretty decent longer summary in this thread where I first heard about the article: https://x.com/heynavtoor/status/2048088874686300431