Yangjun Ruan

John Schulman

@johnschulman2

Recently started @thinkymachines. Interested in reinforcement learning, alignment, birds, jazz music

Jason Wei

@_jasonwei

ai researcher @meta superintelligence labs, past: openai, google 🧠

Mira Murati

@miramurati

Now building @thinkymachines. Previously CTO @OpenAI

Dan Roy

@roydanroy

@Google DeepMind. On leave, Canada CIFAR AI Chair and Former Research Director, @VectorInst. Professor, @UofT (Statistics/CS). Views are my own.

Barret Zoph

@barret_zoph

@openai Past: - CTO & Co-Founder Thinking Machines Lab (@thinkymachines) - VP Research (Post-Training) @openai - Research Scientist at Google Brain

Zico Kolter

@zicokolter

Professor and Head of Machine Learning Department at @CarnegieMellon. Board member @OpenAI and @Qualcomm. Chief Scientist @GraySwanAI.

Sander Dieleman

@sedielem

Research Scientist at Google DeepMind (WaveNet, Imagen, Veo). I tweet about deep learning (research + software), music, generative models (personal account).

Roger Grosse

@RogerGrosse

Horace He

@cHHillee

@thinkymachines Formerly @PyTorch "My learning style is Horace twitter threads" - @typedfemale

Matthew Johnson

@SingularMattrix

Researcher at Google Brain. I work on JAX (https://github.com/google/jax).

Jason Weston

@jaseweston

Senior Director & RS @Meta + Visiting Prof NYU | OG in LLMs | Pretrain+Finetune in 2008+ | 148k+ citations | Current: Self-Improving & Co-Improving AI

Ashish Vaswani

@ashVaswani

Danqi Chen

@danqi_chen

Associate professor @princetonPLI @PrincetonCS MoTS @thinkymachines Previously: @facebookai, @stanfordnlp, @Tsinghua_Uni

Tom Goldstein

@tomgoldsteincs

Professor at UMD. AI security & privacy, algorithmic bias, foundations of ML. Follow me for commentary on state-of-the-art AI.

Eric Zelikman

@ericzelikman

cofounder & ceo @humansand - building ai for humans // was lgtm-ing @xAI, phd-ing @stanford

Dimitris Papailiopoulos

@DimitrisPapail

Researcher @MSFTResearch, AI Frontiers | Prof @UWMadison (on leave) | babas of Inez Lily.

rishi

@RishiBommasani

Economic impacts of AI; AI policy & governance @StanfordHAI Previous: Stanford CS PhD w/ @percyliang @jurafsky, Cornell CS

Yuhuai (Tony) Wu

@Yuhu_ai_

know thyself. co-founder @xai.

Ahmad Beirami

@abeirami

stealth // ex Gemini RL+Inference @GoogleDeepMind // Chat AI @AIatMeta // RL Agents @EA // ML+Information Theory @MIT+@Harvard+@GeorgiaTech

Songlin Yang

@SonglinYang4

pretraining @thinkymachines. Prev. PhD @MIT_CSAIL. she/her/hers

Shunyu Yao

@ShunyuYao12

Language agents

Chris J. Maddison

@cjmaddison

ML faculty @UofT

Yann Dubois

@yanndubs

Posttraining @OpenAI | PhD @StanfordAILab

Quanquan Gu

@QuanquanGu

Professor @UCLA, Pretraining and Scaling at ByteDance Seed | Recent work: Seed2.0, SeedFold | Opinions are my own

Jimmy Ba

@jimmybajimmyba

100x | pumping MPI up co-founder @xai | @uoft

Preetum Nakkiran

@PreetumNakkiran

Mirendil

Stephen Roller

@stephenroller

MTS @thinkymachines. previously pre-training @googledeepmind, @character_ai, and @aiatmeta.

Dylan HadfieldMenell

@dhadfieldmenell

Associate Prof @MITEECS working on value (mis)alignment in AI systems; Safety & Alignment Advisor at http://Character.AI; @dhadfieldmenell@bsky.social; he/him

Ananya Kumar

@ananyaku

Researcher at Meta TBD Labs. Previously core contributor to o1, o3, gpt5, at OpenAI. PhD at Stanford University AI Lab with Percy Liang and Tengyu Ma

Yi Ma

@YiMaTweets

Chair Prof. in AI, HKU; Visiting Prof. of EECS, UCB For a Unified Theory of Intelligence: https://ma-lab-berkeley.github.io/deep-representation-learning-book/

Pavel Izmailov

@Pavel_Izmailov

Researcher @AnthropicAI 🤖 Assistant Professor @nyuniversity 🏙️ Previously @OpenAI #StopWar 🇺🇦

Kai-Wei Chang

@kaiwei_chang

Associate Professor @UCLAengineering/@UCLA. Area: #NLProc/#ML/#AI http://kwchang.net

Weijia Shi

@WeijiaShi2

PhD student @uwnlp | Prev @allen_ai @MetaAI @CS_UCLA | 🏠 http://weijiashi.notion.site

Yu Bai

@yubai01

Training Accelerations @OpenAI. Previously @SFResearch, PhD @Stanford.

Ruiqi Zhong

@ZhongRuiqi

Member of Technical Staff at Thinking Machines. Human+AI collaboration. Scalable Oversight. Explainability. Prev @AnthropicAI PhD UC Berkeley'25; Columbia'19

Nelson Liu

@nelsonfliu

@OpenAI, tweets auto-deleted periodically.

Yao Fu

@Francis_YAO_

Scaling @xAI. Previously Gemini 3 perception and project Astra @GoogleDeepMind

Rylan Schaeffer

@RylanSchaeffer

AI RS @ Meta TBD. On-Leave from Stanford w/ @sanmikoyejo. Prev @ Gemini, Meta, MIT, Harvard, Uber, UCL, UC Davis

Guodong Zhang

@Guodzh

Maybe the real AGI was the friends we made along the way.

Kevin Lu

@_kevinlu

Research @thinkymachines

Ethan Caballero

@ethanCaballero

ML @Mila_Quebec ; previously @GoogleDeepMind

Weiyan Shi

@shi_weiyan

Prof @Northeastern | MIT TR-35 | #AI2050 Early Career Fellow | Prev @Columbia @StanfordNLP | Co-created CICERO | human-AI co-evolution + AI safety

Hailey Schoelkopf

@haileysch__

hillclimbing towards generality @anthropicai | prev @AiEleuther | views my own

Jeremy Bernstein

@jxbz

🧪 @thinkymachines ✍️ anon feedback @ http://admonymous.co/jxbz

Xiang Lisa Li

@XiangLisaLi2

PhD student at Stanford

Ricky T. Q. Chen

@RickyTQChen

Research Scientist. Meta. I build simplified abstractions of the world through the lens of dynamics and flows.

Chenlin Meng

@chenlin_meng

Co-founder & CTO @pika_labs | ex @StanfordAILab @Stanford | Hiring: Head of Engineering and Senior Engineer

Aryaman Arora

@aryaman2020

member of technical staff @stanfordnlp

Jiayi Pan

@jiayi_pirate

Research | Prev @xAI @Berkeley_AI | Views Are My Own

Jeremy Cohen

@deepcohen

Research fellow at Flatiron Institute, working on understanding optimization in deep learning. Previously: PhD in machine learning at Carnegie Mellon.