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I see a lot of complaints about untested AI slop in pull requests. Submitting those is a dereliction of duty as a software engineer: Your job is to deliver code you have proven to work

Simon Willison’s Weblog

Your job is to deliver code you have proven to work

In all of the debates about the value of AI-assistance in software development there’s one depressing anecdote that I keep on seeing: the junior ...

Here's my article on Gemini 3 Flash, with four pelicans (one for each of its thinking effort levels) plus an image gallery Web Component that I had Gemini 3 Flash build specially for this post

Simon Willison’s Weblog

Gemini 3 Flash

It continues to be a busy December, if not quite as busy as last year. Today’s big news is Gemini 3 Flash, the latest in Google’s “Flash” l...

Blogged some notes on the new ChatGPT Images model that launched today

Simon Willison’s Weblog

The new ChatGPT Images is here

OpenAI shipped an update to their ChatGPT Images feature - the feature that gained them 100 million new users in a week when they first launched it...