Simon Willison’s Weblog

mail rail on Flickr (via) Photos of the Royal Mail’s private underground railway, sadly closed in 2003.

Posted 3rd April 2007 at 11:02 pm

Recent articles

Claude can write complete Datasette plugins now - 8th October 2025
Vibe engineering - 7th October 2025
OpenAI DevDay 2025 live blog - 6th October 2025

flickr 104 royalmail 3

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