Anthropic cut off access to its Mythos 5 and Fable 5 AI models to comply with new US export controls. Elon Musk became the world’s first trillionaire after SpaceX shares surged in its IPO. The update also covers a CRISPR method that targets “undruggable” cancers and the first working nuclear clocks from Chinese and European teams.

Today’s TLDR rundown covers SpaceX’s IPO oversubscribed by more than four times, OpenAI prepping steep token-price cuts ahead of an AI price war with Anthropic, and Stack Overflow’s new API-first knowledge platform for AI agents. Plus quick briefs on gene-therapy vision reversal and China’s first commercial brain implant.