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Zhili Feng
272 posts
@zhilifeng

Zhili Feng

@zhilifeng
Research @OpenAI | prev: ML PhD @mldcmu | Research intern: @MSRNE, @Amazon, @BoschGlobal
Joined September 2010
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  • Pinned
    @zhilifeng
    Zhili Feng
    @zhilifeng
    Jun 17, 2025
    🥳🥳🥳I defended my PhD thesis today! Special thanks to my wonderful advisor @zicokolter and committee members @rsalakhu @gneubig @LesterMackey! 🎉🎉🎉I am joining @OpenAI as a researcher, super excited to keep working on frontier models and meet everyone in SF!
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  • @zhilifeng
    Zhili Feng
    @zhilifeng
    Jun 2
    Pro will be GigachadGPT
    @thsottiaux
    Tibo
    @thsottiaux
    Jun 1
    Should we rename Codex to ChadGPT?
  • @zhilifeng
    Zhili Feng
    @zhilifeng
    Apr 23
    Only 1.2 away from GPT-6️⃣.7️⃣
    @OpenAI
    OpenAI
    @OpenAI
    Apr 23
    Introducing GPT-5.5 A new class of intelligence for real work and powering agents, built to understand complex goals, use tools, check its work, and carry more tasks through to completion. It marks a new way of getting computer work done. Now available in ChatGPT and Codex.
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    00:00
  • @zhilifeng
    Zhili Feng
    @zhilifeng
    Apr 7
    👀👀👀
    @OpenAI
    OpenAI
    @OpenAI
    Apr 6
    Introducing the OpenAI Safety Fellowship, a new program supporting independent research on AI safety and alignment—and the next generation of talent. openai.com/index/introduc…
  • @zhilifeng
    Zhili Feng
    @zhilifeng
    Mar 20
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    GIF
    @LesterMackey
    Lester Mackey
    @LesterMackey
    Mar 20
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    Qiang Liu, Chris Oates, and I are writing a monograph on Probabilistic Inference and Learning with Stein’s Method, and we’d love to get your feedback on the first draft
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