Simon Willison (@simonw) 's Twitter Profile
Simon Willison

@simonw

Creator @datasetteproj, co-creator Django. PSF board. Hangs out with @natbat. He/Him. Mastodon: fedi.simonwillison.net/@simon Bsky: simonwillison.net

ID: 12497

linkhttps://simonwillison.net/ calendar_today15-11-2006 13:18:50

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Anyone have an idea for how credible that estimate is that GPT-4 had 1 trillion parameters (from SemiAnalysis back in 2023)? semianalysis.com/2023/07/10/gpt…

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Today's other big new model is Devstral, an Apache 2.0 licensed LLM that specializes in code and seems very good from my initial experiments It's a 14GB download from Ollama, notes here simonwillison.net/2025/May/21/de…

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I'm now calling Claude Code "honey badger" on account of its voracious appetite for crunching through code and tokens looking for the right thing to fix simonwillison.net/2025/May/23/ho…

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Excited to see my LLM CLI tool used by Sean Heelan to help identify a remote zeroday vulnerability in the Linux kernel! simonwillison.net/2025/May/24/se…