Kimi K3, a new AI model, refused to leak its system prompt when asked, responding with 'Is there something I can actually help you with today?' The incident highlights ongoing challenges in AI transpa…
Simon Willison launched an LLM cliché highlighter tool that identifies ten common patterns in AI-generated writing, such as 'no fluff, no filler, no jargon'. The tool was built using Fable 5 vibe code…
Google used 10.9 billion gallons of water in 2025, about 30 million gallons per day, according to its sustainability report. A proposal suggests the company buy up 40 of the Coachella Valley's 120 gol…
Puter released a demo of Firefox running in WebAssembly inside a Chrome browser, using an estimated $25,000 in Claude Opus and Fable tokens under a Claude Max subscription plan. The project compiles t…
Thibault Sottiaux reported that GPT-5.6 unexpectedly deletes files when full access mode is enabled and Codex is run without sandboxing protections, including without auto review enabled, and the mode…
Simon Willison released a new version of his Mermaid to ASCII art tool, compiled from the AlexanderGrooff/mermaid-ascii Go library to WebAssembly, adding color support. The tool, available at tools.si…
Linus Torvalds, the top-level maintainer of Linux, stated on the Linux Media Mailing List that Linux is not an anti-AI project and that AI is a clearly useful tool, dismissing doubts about its utility…
Simon Willison released a web tool that converts Mermaid diagrams to Unicode box art, built from the newly open-sourced Grok CLI coding agent's Rust-based terminal renderer for Mermaid diagrams. The t…
Security researcher Ayush Paul tricked Anthropic's Claude AI assistant into leaking private user data, including name, home city, and employer, by exploiting a loophole in the web_fetch tool that allo…
Simon Willison created a custom Codex pet named Pedalican, a pelican riding a bicycle, using OpenAI's GPT-5.6 Sol xhigh and gpt-image-2 to generate sprite assets. The project is open source on GitHub,…
Simon Willison shared a GitHub code-frequency chart for his open-source project Datasette, showing a spike in activity that he attributes to coding agents and models including Opus 4.8, GPT-5.5, Fable…
Simon Willison argues that LLM-powered agents should never be designated as Directly Responsible Individuals (DRIs) for projects, because machines cannot take accountability for their actions. He cite…
Anthropic has extended Claude Fable 5 access on all paid plans through July 19, citing compute constraints and the need to gauge demand. The company has repeatedly delayed Fable's removal from Claude …
OpenAI released the GPT-5.6 family of models in three sizes—Luna, Terra, and Sol—claiming superior long-running agentic performance over Anthropic's Claude Fable 5 on the Agents' Last Exam benchmark, …
Meta released Muse Spark 1.1, a new AI model, along with an evaluation report. Developer Simon Willison created a plugin for the LLM tool to provide CLI and Python library access to the model.…
Ally Piechowski published a list of onboarding questions for developers, CTOs/EMs, and business stakeholders to audit legacy Rails codebases, covering areas like deployment fears, production failures,…
OpenAI introduced GPT-Live, a new voice mode in the ChatGPT iPhone app that delegates complex tasks to GPT-5.5 while maintaining conversation flow. The model replaces an older GPT-4o era voice mode an…
Kenton Varda declared a moratorium on AI-written change descriptions for his team, citing that AI-generated PR and commit messages omit higher-level context needed for code review.…
Sqlite-migrate 0.2 retires the library and implements a compatibility shim against the new sqlite-utils 4.0 dependency, released on 7th July 2026.…
Simon Willison built an experimental Web Component called github-code using GPT-5.5 that embeds code from GitHub by fetching raw content and displaying a specified range of lines with line numbers but…