Simon Willison ✓

@simonw · San Francisco, CA · joined 15 Nov 2006

Creator @datasetteproj, co-creator Django. PSF board. Hangs out with @natbat. He/Him. Mastodon: https://t.co/t0MrmnJW0K Bsky: https://t.co/OnWIyhX4CH

215 701Followers

5 660Following

61 358Posts total

540.6KViews on collected posts

Against accounts of the same size

5 posts from the last 90 days, next to the 100K–1M follower range. shown to more people than peers of the same size.

Metric	This account	Median for 100K–1M	Ratio
Median views per post	72 630	22 338	3.25×
Reach (views ÷ followers)	33.67%	6.70%	5.03×
Engagement rate	0.98%	1.18%	0.83×

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Latest posts

I wrote some notes on what's new in the (published) Fable 5.1 system prompt in comparison to Fable 5 - it's mostly about not reproducing song lyrics and avoiding drawing copyrighted characters https://t.co/ypSYZ7cmWX 22.9K views · 173 likes · 7 reposts · 43 replies 02 Sep 2026 In another case of it being quicker to build a tool than hunt around to find something that does what you need, here's a little vibe-coded thing for turning one or more GeoJSON shapes into a rendered PNG https://t.co/74K7U0hfkW 20.1K views · 113 likes · 4 reposts · 30 replies 02 Sep 2026 A few notes on Anthropic's new Claude Fable 5.1 - with Max thinking level I got the best SVG pelican I've had from any Anthropic model (at a hefty cost of $3.30!), which I then had it animate https://t.co/jQzeDJ2p7r https://t.co/g17nLQKr5r 182K views · 1.9K likes · 77 reposts · 117 replies 02 Sep 2026 Just noticed the ChatGPT desktop app (previously named Codex) bundles a full copy of the LibreOffice open source office suite, tucked away in a hidden folder in the ~/.cache directory https://t.co/iAkdugCKxS 242.9K views · 3.4K likes · 156 reposts · 147 replies 01 Sep 2026 Question for people who run autoreply bots here: are you not worried about the negative impact they have on your professional reputation? Anyone checking your profile here - a potential future employer for example - will instantly be able to tell you automated replies with a bot 72.6K views · 516 likes · 9 reposts · 122 replies 31 Aug 2026

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