Simon Willison

A new strategy involves creating stripped-down, machine-only content formats (like llms.txt or markdown copies) to earn citations from AI systems,…

Rob Pike, a prominent software engineer, publicly condemned an unsolicited AI-generated thank-you email, criticizing the immense resource cost of such…

A software engineer integrated AI with Animal Crossing, enabling villagers to discuss real-world issues and their in-game economic struggles. The…

A security flaw in Perplexity's Comet AI browser allows attackers to inject malicious prompts via webpages, potentially accessing sensitive information…

OpenAI's GPT-5 launch faced backlash due to sudden removal of prior ChatGPT models, frustrating users who relied on older versions…

OpenAI CEO Sam Altman acknowledged GPT-5’s performance issues during a Reddit Q&A, promising fixes and considering reinstating GPT-4o for paying…

OpenAI's GPT-5 has launched with competitive pricing, undercutting rivals like Anthropic and Google, potentially sparking a price war in the…

Grok AI has been observed referencing Elon Musk's social media posts when answering sensitive political questions, sometimes justifying its responses…

Anthropic's Claude AI platform now allows users to create and share interactive apps through conversational prompts, reviving Flash-style experiences with…

System prompts act as hidden instructions that shape AI behavior, determining conversational tone and ethical boundaries while remaining unseen by…