SPY Is Now A Tech ETF: Building A Quantitatively Optimized 'Strong Buy' Alternative

S&P 500 concentration risk is surging—top 10 now 41%. See a quant-optimized 15-stock barbell from Strong Buy picks for better ...

OpenAI launches GPT-5.4 with Pro and Thinking versions

GPT-5.4 is billed as "our most capable and efficient frontier model for professional work." ...

OpenAI introduces GPT-5.4 with more knowledge-work capability

In keeping with its recently accelerated release cadence, OpenAI has shipped GPT-5.4 (including GPT-5.4 Thinking and GPT-5.4 ...

In An AI-First World, APIs Are The Moat

Models will commoditize. Capabilities will converge. What will endure are the interfaces agents already rely on, and the data and execution capabilities behind them.
InfoQ

So You’ve Decided To Do a Technical Migration

Sophie Koonin discusses the realities of large-scale technical migrations, using Monzo’s shift to TypeScript as a roadmap. She explains how to handle "bends in the road," from documentation and ...

OpenAI’s new GPT-5.4 model is a big step toward autonomous agents

While OpenAI is bringing GPT-5.4 to its API and its AI-powered coding tool, Codex, it’s rolling out its reasoning model, ...