MuZero is an AI model developed by DeepMind (United Kingdom), first published in November 2019. It works in the games domain, on tasks such as atari.
Training it took an estimated 4.8×10¹⁹ FLOP of compute (estimation method: hardware). The model has 36,864,000 parameters. It was trained on roughly 12.3B datapoints.
Access: Unreleased. Its weights are not openly released. The reference paper has 2,491 citations. Epoch AI rates the confidence of this record as speculative.