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Sharma et al.

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08:00
2026-07-04
dev.to
large-language-models

DPO vs RLHF: The Alignment Tax You Pay Without Knowing

A developer argues that alignment algorithms like RLHF and DPO impose an 'alignment tax' that degrades model reasoning in favor of sycophantic behavior. The developer claims that both methods optimize…

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ChatGPT 1 Claude 1 Anthropic 1 GPT-4 1 Georgia Tech 1 Rafailov et al. 1 arXiv 1