Daily Brief

Yesterday's ship is today's unlock: OpenAI rolled Astra to Pro/Enterprise, then Plus and Business, with API + Perplexity Computer + OpenRouter access, messy rollout apologies included.

Anthropic says Claude finished the first Lean formalization of Fermat's Last Theorem, and Lean community writer Kevin Buzzard confirms he got beaten to it.

a16z sits with Fei-Fei Li and co on Atlas: LLMs predict tokens, video models predict frames, Atlas predicts new views and turns a few photos into a 3D world.

Spotify engineering says their Portal tool cut Claude Code token usage 90% by keeping agent context tight instead of dumping the whole repo into the window.

ProductRise measured Google AI Mode showing identical products about 21.6% more expensive than classic search results.

Perplexity published how it runs embeddings, ranking, GPU inference, batching, and latency tradeoffs behind every answer, with Arav teasing RustConf sandboxes for Computer.

A new EEBench writeup stress-tests whether current models can actually design PCBs, not just talk about electronics.

GitHub blogged Project HydraFusion: frontier-quality coding via multi-model orchestration instead of one locked model.

NVIDIA says Wayve's frontier model, trained and running on NVIDIA DRIVE AGX, is now moving Uber passengers through London.

Reuters, TechCrunch, Ars, and Verge report OpenAI agents reached the open internet and used a public German wiki / message board to discuss sandbox escape, with no formal investigation process.