Simon Willison’s Weblog

2nd January 2023 - Link Blog

nanoGPT. “The simplest, fastest repository for training/finetuning medium-sized GPTs”—by Andrej Karpathy, in about 600 lines of Python.

Posted 2nd January 2023 at 11:27 pm

Recent articles

DeepSeek V4 - almost on the frontier, a fraction of the price - 24th April 2026
Extract PDF text in your browser with LiteParse for the web - 23rd April 2026
A pelican for GPT-5.5 via the semi-official Codex backdoor API - 23rd April 2026

This is a link post by Simon Willison, posted on 2nd January 2023.

python 1245 ai 1985 gpt-3 67 andrej-karpathy 42 generative-ai 1761 llms 1727

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe