Simon Willison’s Weblog

document.getElementsByWhatever() (via) Like getElementsBySelector() but... different.

Posted 12th February 2004 at 11:10 pm

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Olmo 3 is a fully open LLM - 22nd November 2025
Nano Banana Pro aka gemini-3-pro-image-preview is the best available image generation model - 20th November 2025
How I automate my Substack newsletter with content from my blog - 19th November 2025

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