Ask AI to compare two options and it leans towards whichever one you listed first. It's called position bias, and the fix is running it twice
If you've ever asked a model "which of these is better" and wondered why it seems to pick the first one a lot, you're not imagining it. It's well documented in the research on using LLMs as judges. The Judging LLM-as-a-Judge paper (Zheng et al., 2023) found models favour answers based on where they…
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- 2026-10-16 05:37 · r/PromptEngineering
Ask AI to compare two options and it leans towards whichever one you listed first. It's called position bias, and the fix is running it twice