Simon Willison’s Weblog

I can't believe it's all over! Hack Day London rocked.

Posted 18th June 2007 at 10:16 pm

Recent articles

OpenAI DevDay 2025 live blog - 6th October 2025
Embracing the parallel coding agent lifestyle - 5th October 2025
Designing agentic loops - 30th September 2025

hackday 10 hackdaylondon 3 tom-coates 9

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