lion-pytorch

🦁 Lion, new optimizer discovered by Google Brain using genetic algorithms that is purportedly better than Adam(w), in Pytorch

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License: MIT
Platforms: Linux
Docker: No
Commercial use: Allowed
Stars: 2.2k
Language: Python
Last commit: Jul 9, 2026
Tags: artificial-intelligencedeep-learningevolutionary-searchoptimizers

Repository health snapshot: 55 forks and 9 open issues at review time. Platform support is inferred conservatively from repository topics.

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🦁 Lion, new optimizer discovered by Google Brain using genetic algorithms that is purportedly better than Adam(w), in Pytorch Fossfits includes lion-pytorch as an actively maintained llm infra option: its public repository was updated on 2026-07-09, uses the MIT license, and had 2,203 stars when reviewed. Check its documentation and release notes before production adoption.

artificial intelligence · deep learning · evolutionary search · optimizers

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