DeepSeek Models 0731 and 0813 Overfitting Differences Spark Technical Debate

teortaxesTex · x · 2026-08-16

The technical community is discussing the generalization gap between DeepSeek model versions 0731 and 0813. Observations suggest that version 0731 is not overfitted and consistently performs high-level reasoning across various harnesses, whereas version 0813 appears overfitted to a specific DSH minimal system prompt. This phenomenon has raised questions about the role of MOPD teachers, with speculation that it may result from a one-sided post-training strategy.

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