Simon Willison’s Weblog

MSFT and Yahoo: two icebergs, roped together. Yahoo!’s engineering platform and culture is Open Source pretty much all the way down. Microsoft’s isn’t. I wonder how that would pan out.

Posted 4th May 2007 at 5:50 pm

Recent articles

LLM predictions for 2026, shared with Oxide and Friends - 8th January 2026
Introducing gisthost.github.io - 1st January 2026
2025: The year in LLMs - 31st December 2025

microsoft 126 open-source 281 yahoo 107

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