Simon Willison's Weblog: Entries simonwillison.net

Notes on the xAI/Anthropic data center deal

simonwillison.net·5d·Hacker News

Live blog: Code w/ Claude 2026

simonwillison.net·1w·Hacker News

Vibe coding and agentic engineering are getting closer than I’d like

simonwillison.net·1w·Lobsters, Hacker News

LLM 0.32a0 is a major backwards-compatible refactor

simonwillison.net·1w·Hacker News

Tracking the history of the now-deceased OpenAI Microsoft AGI clause

simonwillison.net·2w·Hacker News

DeepSeek V4 - almost on the frontier, a fraction of the price

simonwillison.net·2w·Hacker News

Extract PDF text in your browser with LiteParse for the web

simonwillison.net·2w·Hacker News

A pelican for GPT-5.5 via the semi-official Codex backdoor API

simonwillison.net·2w

Is Claude Code going to cost $100/month? Maybe, maybe not—it’s all very confusing

simonwillison.net·3w·Lobsters, Hacker News, Hacker News

Where’s the raccoon with the ham radio? (ChatGPT Images 2.0)

simonwillison.net·3w·Hacker News

Changes in the system prompt between Claude Opus 4.6 and 4.7

simonwillison.net·3w·Hacker News, Hacker News

Join us at PyCon US 2026 in Long Beach - we have new AI and security tracks this year

simonwillison.net·3w

Qwen3.6-35B-A3B on my laptop drew me a better pelican than Claude Opus 4.7

simonwillison.net·3w·Hacker News

Meta’s new model is Muse Spark, and meta.ai chat has some interesting tools

simonwillison.net·4w·Hacker News, Hacker News

Anthropic’s Project Glasswing—restricting Claude Mythos to security researchers—sounds necessary to me

simonwillison.net·5w·Hacker News

The Axios supply chain attack used individually targeted social engineering

simonwillison.net·5w·Lobsters, Hacker News, r/javascript, r/webdev

Highlights from my conversation about agentic engineering on Lenny’s Podcast

simonwillison.net·5w·Hacker News

Mr. Chatterbox is a (weak) Victorian-era ethically trained model you can run on your own computer

simonwillison.net·6w·Hacker News, Hacker News

Vibe coding SwiftUI apps is a lot of fun

simonwillison.net·6w·Hacker News

Experimenting with Starlette 1.0 with Claude skills

simonwillison.net·7w·Hacker News

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