Qborfy AI

Mar 24, 2026 · Artificial Intelligence

Why Full Fine‑Tuning Beats LoRA: When and How to Update Every Model Parameter

This article explains full fine‑tuning—updating all parameters of a pretrained model—to achieve the highest task performance, compares it with LoRA and prompt tuning, shows when it is appropriate, provides a step‑by‑step Hugging Face implementation, memory‑saving tricks, common pitfalls, and practical takeaways.