Simon Willison’s Weblog

Understanding node.js. A king providing orders to his army of servants is a much better analogy than my hyperactive squid.

Posted 18th May 2010 at 6:44 pm

Recent articles

The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025
LLM 0.27, the annotated release notes: GPT-5 and improved tool calling - 11th August 2025

async 46 eventio 5 io 7 javascript 718 node 29 recovered 213

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