My book The World After Capital worldaftercapital.org in 64 tweets

GPT-4.1 Prompting Guide | OpenAI Cookbook cookbook.openai.com/examples/gpt4-…

What is an AI agent? mck.co/4cA1hrC via McKinsey & Company

2025: The State of Consumer AI #MenloVentures # GenAI menlovc.com/perspective/20…

New from the Anthropic Economic Index: the first comprehensive analysis of how AI is used in every US state and country we serve. We've produced a detailed report, and you can explore our data yourself on our new interactive website.

I would like to clarify a few things. First, the obvious one: we do not have or want government guarantees for OpenAI datacenters. We believe that governments should not pick winners or losers, and that taxpayers should not bail out companies that make bad business decisions or

mckinsey.com/capabilities/q…

Don't think of LLMs as entities but as simulators. For example, when exploring a topic, don't ask: "What do you think about xyz"? There is no "you". Next time try: "What would be a good group of people to explore xyz? What would they say?" The LLM can channel/simulate many

This is the biggest news from today’s GPT-5.2 launch. Forget the benchmark charts OpenAI showed. Forget the 100% AIME score and the SWE-Bench Pro numbers. The real story is buried in a single data point from ARC Prize: 90.5% accuracy at $11.64 per task. A year ago, hitting 88%

The changing role of the CMO | McKinsey mckinsey.com/capabilities/g…

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