January 2026

Simon Willison's Weblog

Don't fall into the anti-AI hype

The software development community has developed significant anti-AI sentiment, but dismissing AI's utility poses real career risks as programming has fundamentally changed. The author endorses...

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Simon Willison's Weblog

My answers to the questions I posed about porting open source code with LLMs

Simon Willison addresses ethical and legal questions about using LLMs to port open source code between programming languages. He concludes that LLM-assisted code porting is both legal and ethical...

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Universe of AI

You're Using Claude Code WRONG! (Here's how to fix that)

The video reveals Boris Churnney's (Claude Code creator) advanced workflow that treats Claude like a system, not a chatbot. Instead of single-session interactions, he runs multiple Claude instances...

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AI Engineer

Spec-Driven Development: Agentic Coding at FAANG Scale and Quality — Al Harris, Amazon Kiro

Al Harris from Amazon presents Kiro, an agentic IDE that implements spec-driven development to improve AI coding quality and reliability. The core insight is that structured specification development...

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Anthropic Engineering

Demystifying evals for AI agents \ Anthropic

Anthropic shares their approach to building effective evaluations for AI agents. Unlike simple single-turn tests, agent evaluations must account for multi-turn interactions where mistakes can...

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