OpenAI's GPT-5.6 prompting guide cuts token costs by up to 66% and spending by 67%, reshaping economics for AI agents and crypto infrastructure builders.

OpenAI has released a prompting guide for everyday users, not developers. Instead of rigid formulas, it suggests four optional building blocks: goal, context, format, and…

Forget the XML blocks and persistence scripts. OpenAI’s new prompt guide says define the destination, set conditions, and get out of the way