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Simon Willison's Blog / 4/24/2026

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Key Points

  • Simon Willison’s Weblog notes that his newsletter edition for April 24, 2026 includes a variety of creative imagery plus multiple links and quotes.
  • The edition highlights a new chapter in his “Agentic Engineering Patterns” guide alongside other blog-derived content delivered to subscribers.
  • The page links to recent articles including DeepSeek V4, a web-based PDF text extraction tool (LiteParse), and an item about GPT-5.5 via a semi-official “Codex backdoor” API.
  • Overall, the update functions as a brief roundup of recent LLM-related posts and newsletter content rather than reporting a single new technical release.
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24th April 2026

This week's edition of my email newsletter (aka content from this blog delivered to your inbox) features 4 pelicans riding bicycles, 1 possum on an e-scooter, up to 5 raccoons with ham radios hiding in crowds, 5 blog posts, 8 links, 3 quotes and a new chapter of my Agentic Engineering Patterns guide.

Posted 24th April 2026 at 4:09 am

This is a note by Simon Willison, posted on 24th April 2026.

newsletter 17

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