Simon Willison’s Weblog

I Was A Teenage Foot Clan Ninja.

My name is Danny Pennington, I am 48 years old, and between 1988 in 1995 I was a ninja in the Foot Clan.

I enjoyed this TMNT parody a lot.

Posted 14th October 2024 at 3:29 am

Recent articles

First impressions of Claude Cowork, Anthropic's general agent - 12th January 2026
My answers to the questions I posed about porting open source code with LLMs - 11th January 2026
Fly's new Sprites.dev addresses both developer sandboxes and API sandboxes at the same time - 9th January 2026

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