fine-tuning
Fine-Tuning GPT Models
Taking a pretrained GPT and adapting it to a new dataset without undoing what it already knows.
Free · download
Quick answer
Taking a pretrained GPT and adapting it to a new dataset without undoing what it already knows.
What this skill does
Configuration and procedure for fine-tuning rather than training from scratch: what to change, what to leave alone, and how to tell the two apart.
Extracted by Loreto from github.com/karpathy/nanoGPT on 10 September 2026. One run, eighty six seconds, three skills — this is one of them. Nobody wrote it down first; it was read out of the source.
Free, with the whole package: SKILL.md, a README.md, and a generated test.
Get Fine-Tuning GPT Models
Free to download — drops straight into .claude/skills/.