Claude wrote 13 million Lean lines to check Fermat's Last Theorem

HotTea: The AI Morning Briefing · Sep 7, 2026 · 7m · transcript

Anthropic says Claude agents turned an existing proof into Lean code that two checkers accepted. Also today: Astra's split test scores, a federal AI ban plan, worker anxiety and data-center power requests. 5 evidence-backed stories. AI-generated narration. Complete briefing and source links: https://hottea.ai/archive/2026-09-07?utm_source=podcast&utm_medium=show_notes&utm_campaign=daily_briefing Sections 00:00 What we're covering today 00:24 1. Claude wrote 13 million Lean lines to check Fermat's Last Theorem 02:20 2. Astra scored 99.9 percent with OpenAI's hidden state and 62.7 percent…