Arc Institute

weights

open(Apache-2.0 ungated checkpoint)

data

open(OpenGenome2 raw FASTA and augmented JSONL released)

code

open(Savanna training framework and Evo 2 training guidance released)

license

Apache-2.0(OSI)

Evo 2 releases all three parts of the from-scratch stack: permissive weights, the OpenGenome2 training corpus, and the named open training framework.

• https://raw.githubusercontent.com/ArcInstitute/evo2/main/README.md recorded 2026-09-10

  Links downloadable checkpoints, the OpenGenome2 raw and processed training data, and the open Savanna framework under its Training and Finetuning section.

• https://huggingface.co/api/models/arcinstitute/evo2_7b recorded 2026-09-10

  license: apache-2.0; gated: false; private: false; evo2_7b.pt present.