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Simon Willison's Weblog
6 stories this week · 14 topics · simonwillison.net
Developer Simon Willison's blog: hands-on notes on LLMs, tools and prompting.
Latest from Simon Willison's Weblog
- CybersecurityPHP2Shell was only the beginning: AI is accelerating the patch race
- AgentsQuoting Armin Ronacher
- AgentsDonating Agent Skills to the Agentic AI Foundation
- Music & AudioDE STAAT - FREEDOM (Official Music Video)
- Video GenerationBattle Drones - a vibe coded RTS with audio-based multiplayer
- Society & CultureMy obituary for programming
- DevQuoting Addy Osmani, Morgan Westlee Lunt, and Qing Wang
- DevRedesigning source control at Anthropic
- Consumer TechChirp Pong
- DevLaTeX renderer
- Video GenerationTree Appreciator
- Industry & ManufacturingAI is mass decompiling games. That's both awesome and scary.
- DevQuoting Geoffrey Huntley
- Devweb-edit 0.1a0
- CybersecurityQuoting The New York Times
- CybersecurityQuoting Matthew Green
- DevA new feature for my blog, built using my voice
- LLM & Text Generationttok 1.0
- Devttok 0.4
- DevQuoting Carson Gross
- CybersecurityQuoting Victoria Kim
- AI ResearchQuoting Jake Boggan
- Machine LearningEmbeddingGemma 2
- Music & AudioScrimshaw Jukebox
- AgentsQuoting Felix Rieseberg
- AI ResearchQwen3.8 27B addition in words
- Business & EnterpriseWe're going to need default hard budget caps on pretty much everything
- CybersecurityAnthropic says China’s GLM-5.3 nearly matches Mythos at cyber exploits
- CybersecurityQuoting Matthew Green
- Business & EnterpriseOpenAI DevDay 2026 live blog