Experimenting with Codex CLI, Agents.md, and PRDs
First impressions using Codex CLI with Agents.md and PRDs to speed product work and code experiments without another subscription.
Curious & Confused: TIL in July - August 2025
A roundup of my July–August rabbit holes: AI tools, odd ideas, and quick notes captured before they vanish.
Prototyping a Tag Manager Component with ChatGPT and Cursor
Building a tag manager component for a blog CMS using ChatGPT for UI prototyping and Cursor for implementation, with LLM-powered tag suggestions.
Quoting Vincent Schmalbach: My LLMs Have Personalities
Vincent Schmalbach personifies his LLMs like quirky interns, comparing ChatGPT, Claude, Gemini, and Grok personalities.
Your very own Benjamin Gates with ChatGPT
ChatGPT is now surprisingly good at history, noticing details that even experts miss—like having your own Benjamin Gates.
ChatGPT reveals the system prompt for Tasks
Simon Willison reveals ChatGPT Tasks system prompt by getting the model to output its internal scheduling instructions.
Tracking Flights Over My House With ChatGPT and Claude
Building a flight tracking web app with ChatGPT and Claude—lessons on AI-assisted coding, prompt engineering, and iteration.
OpenAI’s Board: ‘To Succeed, All We Need Is Unimaginable Sums of Money’
John Gruber compares OpenAI to Netscape: leading product but no durable competitive moat in an increasingly commoditized AI market.