Claude Agents Formalize Fermat's Last Theorem in 11 Days with 13M Lines of Lean Code

智东西 · wechat · 2026-09-05

Anthropic says dozens of parallel Claude agents completed the first end-to-end computer-checked formalization of Fermat's Last Theorem in 11 days, producing 13M lines of Lean code and 30,300 verifiable theorems on a 6B token budget, using a DAG-based orchestration platform (Prove2Me) led by researcher Tianyi Peng.

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