Simon Willison’s Weblog

objc_msgSend. Crazy hardcore optimization story.

Posted 2nd August 2005 at 11:09 am

Recent articles

How often do LLMs snitch? Recreating Theo's SnitchBench with LLM - 31st May 2025
Talking AI and jobs with Natasha Zouves for News Nation - 30th May 2025
Large Language Models can run tools in your terminal with LLM 0.26 - 27th May 2025

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