Simon Willison’s Weblog

9th October 2023

Claude was trained on data up until December 2022, but may know some events into early 2023.

— How up-to-date is Claude's training data?

Posted 9th October 2023 at 1:25 am

Recent articles

sqlite-utils 4.0rc1 adds migrations and nested transactions - 21st June 2026
Datasette Apps: Host custom HTML applications inside Datasette - 18th June 2026
GLM-5.2 is probably the most powerful text-only open weights LLM - 17th June 2026

This is a quotation collected by Simon Willison, posted on 9th October 2023.

ai 2,081 generative-ai 1,838 llms 1,806 anthropic 299 claude 284