DeepMind open-sources 'cryptids': Turing machines with Lean proofs of famous conjectures

gaganghotra_ · x · 2026-10-13

Ahead of the rumored Gemini 4 'Argon' launch, Google DeepMind released a GitHub repo called 'cryptids.' It holds tiny Turing machines that run forever unless a famous mathematical conjecture is false, paired with Lean proofs formalizing the same. Observers read it as a signal of Google's renewed strength in AI for math and formal verification — and a pre-launch warm-up, though the Gemini 4 timing remains unconfirmed.

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