Surprising result: character LoRA trained on the SFT model gives the best likeness

1or4s · reddit · 2026-10-26

A Reddit user shares a counterintuitive finding: they've been training a character LoRA on the SFT (instruction-tuned) version of Moss rather than the base model, and the character likeness is the best of any model they've tried. Noting that others training on base struggle with likeness, they ask whether training on SFT might actually be the better approach for character models.

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