Simon Willison's Weblog simonwillison.net
Qwen3-TTS Family is Now Open Sourced: Voice Design, Clone, and Generation
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Quoting Thariq Shihipar
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Claude's new constitution
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Electricity use of AI coding agents
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Giving University Exams in the Age of Chatbots
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jordanhubbard/nanolang
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Scaling long-running autonomous coding
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FLUX.2-klein-4B Pure C Implementation
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Quoting Jeremy Daer
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Our approach to advertising and expanding access to ChatGPT
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Open Responses
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The Design & Implementation of Sprites
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Quoting Boaz Barak, Gabriel Wu, Jeremy Chen and Manas Joglekar
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Claude Cowork Exfiltrates Files
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Anthropic invests $1.5 million in the Python Software Foundation and open source security
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Superhuman AI Exfiltrates Emails
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First impressions of Claude Cowork, Anthropic’s general agent
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Don’t fall into the anti-AI hype
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My answers to the questions I posed about porting open source code with LLMs
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TIL from taking Neon I at the Crucible
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