xAI Open-Sources Grok Build Coding Agent — 1 Million Lines of Rust
xAI open-sourced Grok Build — its agentic coding tool with terminal UI — on GitHub on July 15, 2026. The project is approximately 1 million lines of Rust code.
Categories: xAI, Willison (AI)
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Nedeľa 26. júla 2026
Simon Willison: Claude Opus 5 Is the Least Prompt-Injectable Model Yet
Simon Willison shared a quote from Boris Cherny (Anthropic) confirming that Claude Opus 5 is the most resistant model to prompt injection attacks in evaluations and red-teaming.
Simon Willison: Ruff v0.16.0 Expands Default Rules from 59 to 413
Simon Willison tested Ruff v0.16.0, which dramatically expanded default rules from 59 to 413, finding hundreds of previously undetected issues in three major projects — and used GPT-5.6 and Claude Opus to fix them automatically.
Sobota 18. júla 2026
Simon Willison built an LLM cliché highlighter tool to identify AI-generated writing patterns
Simon Willison on July 17, 2026 released a browser-based tool that highlights ten recurring patterns in LLM-generated writing — from 'no X, no Y' chains to phrases like 'sit with that' — as a response to the homogenization of AI-assisted content.