Simon Willison's Weblog
- Notes on the xAI/Anthropic data center deal
- GitHub Repo Stats
- Live blog: Code w/ Claude 2026
- Vibe coding and agentic engineering are getting closer than I'd like
- datasette-referrer-policy 0.1
- Our AI started a cafe in Stockholm
- datasette-llm 0.1a7
- llm-echo 0.5a0
- Quoting John Gruber
- Granite 4.1 3B SVG Pelican Gallery
- Quoting Andy Masley
- April 2026 newsletter
- TRE Python binding — ReDoS robustness demo
- Redis Array Playground
- Quoting Anthropic
- Sightings
- iNaturalist Sightings
- Codex CLI 0.128.0 adds /goal
- Our evaluation of OpenAI's GPT-5.5 cyber capabilities
- Quoting Andrew Kelley