BIO
prev lead xAI PreTraining, grok 4-fast/4.1/4.2/4.3 and coding rl, grok 2/3/4 core contributor. ex-OpenAI, inventor of GPT4-turbo 128k long context algo
Shane Gu
@shaneguML
Sr. Staff RS @GoogleDeepMind. 🇯🇵-born 🇨🇳🇨🇦. ex: Omni Thinking, Gemini 1.5-3, GPT-4 @OpenAI, GoogBrain Robotics (JP: @shanegJP). Personal opinions.
Graham Neubig
@gneubig
Associate professor @LTIatCMU. Co-founder/chief scientist @OpenHandsDev. I mostly work on modeling language.
Aravind Srinivas
@AravSrinivas
cofounder and ceo @perplexity_ai
Sholto Douglas
@_sholtodouglas
Scaling RL @AnthropicAI, ex @DeepMind - working towards intelligence too cheap to meter
Christian Szegedy
@ChrSzegedy
#deeplearning, #ai research scientist. Opinions are mine.
Jerry Tworek
@MillionInt
CEO and co-founder of @coreauto former VP of RL @ OpenAI : reasoning models, o3, o1, GPT4, ChatGPT, Codex, RL for robots cautious AI optimist
Eric Wallace
@Eric_Wallace_
research @openai
Igor Babuschkin
@ibab
CEO & Co-Founder @river_ai_inc. Previously @xAI, Research & Engineering
Saining Xie
@sainingxie
cofounder & chief science officer at @amilabs | faculty @nyu_courant | prev: @googledeepmind @meta (fair) @ucsandiego | ynwa
Bob McGrew
@bobmcgrewai
Learning new things. Former Chief Research Officer at OpenAI, early exec at Palantir, early employee at Paypal.
Yang Song
@DrYangSong
Research Principal of MSL
Ashish Vaswani
@ashVaswani
Greg Yang
@TheGregYang
xai cofounder. fighting lyme
Eric Zelikman
@ericzelikman
cofounder & ceo @humansand - building ai for humans // was lgtm-ing @xAI, phd-ing @stanford
Zeyuan Allen-Zhu, Sc.D.
@ZeyuanAllenZhu
physics of language models @ Meta (FAIR at MSL, not GenAI or TBD) 🎓：Tsinghua Physics — MIT CSAIL — Princeton/IAS 🏅：IOI x 2 — ICPC — USACO — Codejam — math MCM
Irwan Bello
@IrwanBello
Supercomputers & Friends, AI & Science. Past: Founding team & Research Lead at @reflection_ai, @OpenAI, Founding team @character_ai, Google Brain
Songlin Yang
@SonglinYang4
pretraining @thinkymachines. Prev. PhD @MIT_CSAIL. INTP 🐱. she/her/hers.
Jiajun Wu
@jiajunwu_cs
Assistant Professor at @Stanford CS
augustus odena
@gstsdn
Something new. Previously: AI research at TBD Labs / Meta; cofounder at @AdeptAILabs; Invented Scratchpad / Chain-of-Thought; Google Brain
Wenhu Chen
@WenhuChen
Meta MSL. I led PoT, MMMU, MMLU-Pro, ClawBench, MAmmoTH, General-Reasoner, VL-Rethinker, VLM2Vec. I contributed to Gemini-2.5 and Muse Spark series.
Weijia Shi
@WeijiaShi2
@AnthropicAI @cornell_tech | Prev @uwnlp @CS_UCLA
Quanquan Gu
@QuanquanGu
Founder of Geodesic Intelligence @Geodesiclab | Professor @UCLA | Opinions are my own
Suhail
@Suhail
Starting something new. Past: CEO & Founder @mixpanel Pizzatarian, engineer, music maker
Danijar Hafner
@danijarh
Building general agents for the physical world. Prev @GoogleDeepMind @UCBerkeley @UofT
Jesse Dodge
@JesseDodge
Muse Glimmer in MSL at Meta, formerly OLMo at Ai2 Trying to add some sanity to the chaotic world of evals, especially across stages of training an llm 🏳️🌈
Ajay Jain
@ajayj_
Co-founder @genmoai. Co-created denoising diffusion (DDPM), DreamFusion, Dream Fields. Ex Ph.D. @berkeley_ai, @googleai, @facebookai, @nvidiaai, @mit
Hanie Sedghi
@HanieSedghi
Staff Research Scientist at Google DeepMind. Interested in the science of deep learning. Current focus: Pushing boundaries of LLMs capabilities
Yuhuai (Tony) Wu
@Yuhu_ai_
know thyself. co-founder @xai.
Andrew Carr 🤸
@andrew_n_carr
co-founder leading science @getcartwheel co-founder advisor @arcade_ai Past: Codex @OpenAI, Brain @GoogleAI, world ranked Tetris player
Yu Bai
@yubai01
Training Accelerations @OpenAI. Previously @SFResearch, PhD @Stanford.
Hongyu Ren
@ren_hongyu
research @meta superintelligence. CS PhD @stanford. prev @openai.
Kevin Roose
@kevinroose
Author of The AGI Chronicles, co-host of @MachineGodsPod, p(doom) available upon request.
Zhiqing Sun
@EdwardSun0909
Lead agent research @Meta MSL TBD Lab. previously posttraining/agent research @OpenAI. CS PhD @LTIatCMU
Rafael Rafailov @ NeurIPS
@rm_rafailov
I work on RL at @thinkymachines. Previously at @StanfordAILab @GoogleDeepMind @UCBerkeley
Xiaolong Wang
@xiaolonw
Research Director, @Meta Superintelligence Labs Co-founder of ARI Associate Professor @UCSDJacobs Postdoc @berkeley_ai PhD @CMU_Robotics
Jiaming Song
@baaadas
I need a vacation @Meta
Yuchen Jin
@Yuchenj_UW
Cooking fun AI systems & products @databricks. Prev: co-founder & CTO @ Hyperbolic, OctoAI (acquired by @nvidia) Apache TVM, PhD @ University of Washington.
Sherjil Ozair
@sherjilozair
prometheus | founder @GeneralAgentsCo | previously autopilot @tesla, deep learning @googledeepmind, phd http://mila.quebec, cs @iitdelhi
Yao Fu
@Francis_YAO_
Prev. Grok 4.5/4.6 pretraining scaling @xAI; Gemini 3 perception and project Astra @GoogleDeepMind
Gabriel Ilharco
@gabriel_ilharco
AI Research Scientist
Jiahui Yu
@jiahuiyu
Startup. Previously co-founded TBD @Meta Superintelligence Labs; led Perception @OpenAI; co-led Gemini Multimodal @GoogleDeepMind.
Guodong Zhang
@Guodzh
Illuminate the future with superintelligence.
Hossein Mobahi
@TheGradient
Rεsεαrch Sciεητisτ @GoogleDeepMind. I ∈ Optimization ∩ Machine Learning. Here to discuss research 🤓. Like heavy music🤘.Origin=🇮🇷 Citizen=🇺🇸.
finbarr
@finbarrtimbers
post training @microsoftai
Arvind Neelakantan
@arvind_io
Research Scientist, @GoogleDeepMind Past: @AIatMeta , @OpenAI, @Google Brain PhD @UMassAmherst
Ruiqi Gao
@RuiqiGao
@AnthropicAI | Prev. @google brain/deepmind | Mom of Mochi.
Tao Xu
@txhf
Learning Machine at OpenAI
heiner
@HeinrichKuttler
ex @xAI, @InflectionAI, @AIatMeta, @DeepMind, PhD math-ph. Opinions my own. (Can be yours for a small fee.)
Xinyun Chen
@xinyun_chen_
Research Scientist @Meta MSL TBD. Prev. @GoogleDeepMind. PhD @Berkeley_EECS.
Ross
@rpoo