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Sergey Edunov

CTO of Genesis Molecular AI; formerly led development of Meta's Llama 2 and Llama 3 models

  • CTO, Genesis Molecular AI12

Sergey Edunov is CTO of Genesis Molecular AI. The company's team page says Edunov most recently served as Senior Director of AI Research in Meta's generative AI organization, where Edunov led development of the Llama large language models, including Llama 2 and Llama 3, and before that was a research leader on Meta's Fundamental AI Research (FAIR) team overseeing large-scale machine translation work. Edunov is a co-author of the Llama 2 paper and of the 2019 paper on fairseq, an open-source sequence modeling toolkit from Facebook AI Research. Earlier, Edunov worked on distributed graph infrastructure for Apache Giraph.12463

Work

Other documented roles

Roles the sources document but that are not confirmed as current.

  • Senior Director of AI Research, generative AI organization; earlier a research leader on the FAIR team, Meta13

This profile covers public professional work only, from the sources below. It is not an endorsement or a ranking. To correct or remove it, use the correction form.

Sources · reviewed Oct 13, 2026

  1. 1.
    Sergey Edunov — Genesis Molecular AI team page (external site: genesis.ml)

    Genesis Molecular AI · Official page · accessed Oct 13, 2026

  2. 2.
    edunov (Sergey Edunov) on GitHub (external site: github.com)

    GitHub · Official page · accessed Oct 13, 2026

  3. 3.
    Sergey Edunov — AI at Meta people page (external site: ai.meta.com)

    Meta · Official page · accessed Oct 13, 2026

  4. 4.
    Llama 2: Open Foundation and Fine-Tuned Chat Models (arXiv 2307.09288) (external site: arxiv.org)

    arXiv · Paper · published Jul 18, 2023 · accessed Oct 13, 2026

  5. 5.
    The Llama 3 Herd of Models (arXiv 2407.21783) (external site: arxiv.org)

    arXiv · Paper · published Jul 31, 2024 · accessed Oct 13, 2026

  6. 6.
  7. 7.
    facebookresearch/fairseq LICENSE (MIT) (external site: github.com)

    facebookresearch (GitHub repository) · License · accessed Oct 13, 2026

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