I like to train large deep neural nets. Previously Director of AI @ Tesla, founding team @ OpenAI, PhD @ Stanford.
John Schulman
@johnschulman2
RESEARCHERRecently started @thinkymachines. Interested in reinforcement learning, alignment, birds, jazz music
Soumith Chintala
@soumithchintala
FOUNDERBuilding new things @thinkymachines. Also dabble in robotics at NYU. Cofounded @PyTorch. AI is delicious when it is accessible and open-source.
Lilian Weng
@lilianweng
RESEARCHERCo-founder of Thinking Machines Lab @thinkymachines; Ex-VP, AI Safety & robotics, applied research @OpenAI; Author of Lil'Log
Sam Bowman
@sleepinyourhat
RESEARCHERAI alignment + LLMs at Anthropic. On leave from NYU. Views not employers'. No relation to @s8mb. Into @givingwhatwecan.
Sergey Levine
@svlevine
RESEARCHERAssociate Professor at UC Berkeley Co-founder, Physical Intelligence
Barret Zoph
@barret_zoph
RESEARCHER@openai Past: - CTO & Co-Founder Thinking Machines Lab (@thinkymachines) - VP Research (Post-Training) @openai - Research Scientist at Google Brain
Sander Dieleman
@sedielem
RESEARCHERResearch Scientist at Google DeepMind (WaveNet, Imagen, Veo). I tweet about deep learning (research + software), music, generative models (personal account).
Jerry Tworek
@MillionInt
RESEARCHERCEO and co-founder of Core Automation | former VP of RL @ OpenAI | reasoning models, o3, o1, GPT4, ChatGPT, Codex, RL for robots | cautious AI optimist
Joshua Achiam
@jachiam0
RESEARCHERFreedom, flourishing, and abundance. Chief Futurist @openai. Main author of http://spinningup.openai.com
Ryan Adams
@ryan_p_adams
RESEARCHERMachine Learning Researcher, CS Professor (@PrincetonCS), Dad, Woodworker
Lucas Beyer (bl16)
@giffmana
RESEARCHERResearcher (now: Meta. ex: OpenAI, DeepMind, Brain, RWTH Aachen), Gamer, Hacker, Belgian. Anon feedback: https://www.admonymous.co/giffmana ✗DMs → email
Bob McGrew
@bobmcgrewai
EXECUTIVELearning new things. Former Chief Research Officer at OpenAI, early exec at Palantir, early employee at Paypal.
Tim Rocktäschel
@_rockt
RESEARCHERProfessor of AI @AI_UCL, PI @UCL_DARK, Fellow @ELLISforEurope. Ex @GoogleDeepMind @AIatMeta @CompSciOxford
Aidan Clark
@_aidan_clark_
RESEARCHERQualitative Mathematics @OpenAI Ex: @DeepMind Hae sententiae verbaque mihi soli sunt
Sholto Douglas
@_sholtodouglas
RESEARCHERScaling RL @AnthropicAI, ex @DeepMind - working towards intelligence too cheap to meter
Matthew Johnson
@SingularMattrix
RESEARCHERResearcher at Google Brain. I work on JAX (https://github.com/google/jax).
Chelsea Sierra Voss
@csvoss
ENGINEERengineeress ✨ Member of Technical Staff @openai // serious play // past @pilothq, @sendwaveapp, @khanacademy, CS/math @MIT, 2x IBO gold
Joanne Jang
@joannejang
EXECUTIVEtrying to automate myself @coreautoai // prev: model behavior & labs @openai
David Dohan
@dmdohan
RESEARCHERreducing perplexity @openai | past: probabilistic programs, proteins, science & reasoning @ google brain 🧠
Irwan Bello
@IrwanBello
RESEARCHERSupercomputers & Friends, AI & Science. Founding team & Research Lead at @reflection_ai. Past: @OpenAI, Founding team @character_ai, Google Brain
Tengyu Ma
@tengyuma
RESEARCHERAssistant professor at Stanford; Co-founder of Voyage AI (http://voyageai.com) ; Working on ML, DL, RL, LLMs, and their theory.
Aäron van den Oord
@avdnoord
RESEARCHERLead of the GenMedia team working on Veo, Imagen, Genie, Nano Banana, ... Research Scientist @ DeepMind
Karina Nguyen
@karinanguyen
RESEARCHERbuilding a new ai co @thoughtfullab_ (hiring!), prev. AI research & product @OpenAI, @AnthropicAI, @maisonagi (side proj)
Leo Gao
@nabla_theta
RESEARCHERworking on AGI alignment. prev: GPT-Neo, the Pile, LM evals, RL overoptimization, scaling SAEs to GPT-4, interp via circuit sparsity. EleutherAI cofounder.
Nathan Lambert
@natolambert
RESEARCHERResearch @allen_ai, reasoning, open models, RL(VR/HF)... Contact via email. Writes @interconnectsai, @readsail Wrote The RLHF Book, 🏔️🏃♂️
Behnam Neyshabur
@bneyshabur
RESEARCHERsomething new 💼 Past: Co-leading AI Scientist effort @AnthropicAI (Discovery team), Gemini @GoogleDeepMind (Co-led Blueshift team) 🎒Traveling & Backpacking
will depue
@willdepue
RESEARCHERretired ex @openai (posttraining o3/4o, sora 1 & 2, pretraining moonshots)
Shengjia Zhao
@shengjia_zhao
RESEARCHERChief Scientist @ Meta MSL. Formerly MTS @ OpenAI, PhD @ Stanford. I train models. All opinions my own.
Tim Dettmers
@Tim_Dettmers
RESEARCHERCreator of bitsandbytes. Professor @CarnegieMellon and Research Scientist @allen_ai . I blog about deep learning and PhD life at http://timdettmers.com.
Brandon Amos
@brandondamos
RESEARCHER🧙 RL @Reflection_AI past: @MetaAi @GoogleDeepmind @SCSatCMU @Cornell_Tech
Joelle Pineau
@jpineau1
RESEARCHERChief AI Officer, @cohere Professor of Computer Science, @mcgillu Core academic member, @Mila_Quebec Ex-Meta (FAIR team)
Hyung Won Chung
@hwchung27
RESEARCHERAI Research Scientist @Meta Superintelligence Labs. Past: @OpenAI / @Google Brain / PhD @MIT
Saining Xie
@sainingxie
RESEARCHERcofounder & chief science officer at @amilabs | faculty @nyu_courant | prev: @googledeepmind @meta (FAIR) @ucsandiego | ynwa
Scott Gray
@scottgray76
ENGINEERGPU Geek at @OpenAI. I have a long standing interest in neuroscience and its application to machine learning. He/Him.
Rohan Pandey
@khoomeik
RESEARCHERdescending cross-entropy to ascend entropy @PeriodicLabs || prev research @OpenAI @CarnegieMellon '23
Yuandong Tian
@tydsh
RESEARCHERco-founder of Stealth Startup. ex-Meta FAIR Director. ex-Google. Reasoning, Optimization and Understanding LLM. Novelist in spare time. PhD in @CMU_Robotics.
Ananya Kumar
@ananyaku
RESEARCHERResearcher 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
Rowan Zellers
@rown
RESEARCHERmultimodal @thinkymachines. I also like to climb rocks and throw pottery. http://rowanzellers.com (he/him)
Danijar Hafner
@danijarh
RESEARCHERBuilding AI that autonomously understands and interacts with the world. Previous: @GoogleDeepMind @UCBerkeley @UofT
Max Schwarzer
@max_a_schwarzer
RESEARCHERDoing RL @AnthropicAI. Formerly VP of Research, Head of Post-Training @OpenAI. PhD with Aaron Courville and Marc Bellmare at Mila.
Rishabh Agarwal
@agarwl_
RESEARCHERReinforcement Learner @periodiclabs, Adjunct Prof at McGill. Ex Meta, DeepMind, Brain, @iitbombay. NeurIPS Best Paper, On-Policy Distillation
Ofir Nachum
@ofirnachum
RESEARCHERResearch at @OpenAI. Previously at @GoogleAI on the Brain Team. Doing work on #ReinforcementLearning and #MachineLearning
Jiahui Yu
@jhyuxm
RESEARCHERLead Multimodal @Meta Superintelligence Lab. Previously led Perception @OpenAI; co-led Gemini Multimodal @GoogleDeepMind.
Stephanie Chan
@scychan_brains
RESEARCHERStaff Research Scientist at DeepMind. Artificial & biological brains 🤖 🧠 Societal impacts of AI + Science of AI. Views are my own.
Abhishek Gupta
@abhishekunique7
RESEARCHERAssistant Professor at University of Washington. I like robots, and reinforcement learning. Previously: post-doc at MIT, PhD at Berkeley
Zhiqing Sun
@EdwardSun0909
RESEARCHERAgents @Meta MSL TBD Lab. previously posttraining research @OpenAI train LLMs to do things: deep research, chatgpt agent, etc. CS PhD @LTIatCMU
Adam.GPT
@TheRealAdamG
EXECUTIVEGTM at @OpenAI. Senior token slinger. A fan of NY sports, memes, tech & nice people. NJ. My opinions are my own.
Jimmy Apples 🍎/acc
@apples_jimmy
CREATORWagmi. 2025. As featured in Bloomberg. As quoted by Nobel Prize winner Demis Hassabis. As mentioned on the Lex Fridman Podcast💺
Brandon McKinzie
@mckbrando
RESEARCHERresearch @OpenAI | prev: multimodal @Apple, physics/cs @UCBerkeley
Hanie Sedghi
@HanieSedghi
RESEARCHERStaff Research Scientist at Google DeepMind. Interested in the science of deep learning. Current focus: Pushing boundaries of LLMs capabilities
Jacob Austin
@jacobaustin132
RESEARCHERI sometimes do AI research. I also play piano and climb. NYC. Previously @GoogleDeepMind, @Google Brain. Opinions my own
Shuchao Bi
@shuchaobi
RESEARCHERResearch at Meta Superintelligence Labs, RL/post-training/agents; Previously Research at OpenAI on multimodal and RL; Opinions are my own.
Evan Morikawa
@E0M
ENGINEER🤖 @Generalistai. Prev: led eng at @openai. Launched & scaled ChatGPT, GPT-4, DALL·E, APIs. Dir Eng @Nylas, Co-Founder @Proximate, @OlinCollege alum.
Erin Grant @ ICLR 2026
@ermgrant
RESEARCHERAssistant Professor / Faculty Fellow @NYUDataScience studying cognition in mind & brain with neural nets, Bayes, other tools | http://bsky.app/profile/eringrant.me
heiner
@HeinrichKuttler
ENGINEERex @xAI, @InflectionAI, @AIatMeta, @DeepMind, @Google, @LMU_Muenchen, PhD math-ph. Opinions my own. (Can be yours for a small fee.)
Alex Graveley
@alexgraveley
ENGINEERCo-creator Perplexity Computer, GitHub Copilot, Dropbox Paper. 2x CEO. Thruhiker. Survivor 🎗️
Lerrel Pinto
@LerrelPinto
RESEARCHERMaking robots more dexterous, robust and general. Co-founder of Assured Robot Intelligence (ARI)
Dan Roberts
@danintheory
RESEARCHERScientist @OpenAI. Prev. co-founder @diffeo, acquired by @salesforce // co-authored The Principles of Deep Learning Theory // studied gravity.
Yo Shavit
@yonashav
POLICYpolicy for v smart things @openai. Past: CS PhD @HarvardSEAS/@SchmidtFutures/@MIT_CSAIL. Tweets my own; on my head be it.
Markus Wulfmeier
@m_wulfmeier
RESEARCHERChief Scientist #Nomagic - Prev. AI & Robotics @GoogleDeepMind @oxfordrobots @berkeley_ai @ETH @MIT - European @ELLISforEurope
Eugene Vinitsky 🦋
@EugeneVinitsky
RESEARCHERThis account only exists so no on else can occupy it. Please contact through other means. Lab website: http://emerge-lab.github.io
Peter Chen
@peterxichen
ENGINEERBuilding general purpose robotics at Amazon FAR. Previously Covariant CEO and Co-Founder, @OpenAI, @UCBerkeley PhD.
Amy Zhang
@yayitsamyzhang
RESEARCHERECE prof. at UT Austin. Works in state abstractions and generalization in RL. Recruiting PhD students for Fall 26.
Sherry Yang
@sherryyangML
RESEARCHERStaff Research Scientist @GoogleDeepMind; Assistant Professor @NYU_Courant. Previously Post-Doc @Stanford, PhD @UCBerkeley, M.Eng. / B.S. @MIT.
Tony Zhao
@tonyzzhao
RESEARCHERCo-founder and CEO @sundayrobotics. Stanford PhD dropout, ex Deepmind, Tesla, GoogleX
Alexander Kirillov
@_alex_kirillov_
RESEARCHERMultimodality @thinkymachines. Previously: post-training MM lead @openai, research Scientist @facebookai Projects: GPT-4o, Advance Voice Mode, SegmentAnything.
Laurens van der Maaten
@lvdmaaten
RESEARCHERMember of Technical Staff at Anthropic. Ex-Meta. t-SNE. Llama 3. DenseNet. Web-scale weakly supervised vision. CrypTen.
Kory Mathewson
@korymath
RESEARCHER@GoogleDeepMind working professional generative AI models -- getting great technology into the hands of great creative people
Pavel Izmailov
@Pavel_Izmailov
RESEARCHERResearcher @AnthropicAI 🤖 Assistant Professor @nyuniversity 🏙️ Previously @OpenAI #StopWar 🇺🇦
Yaroslav Bulatov
@yaroslavvb
RESEARCHER@southparkcommons (early OpenAI, Google Brain, Meta) https://yaroslavvb.substack.com/ https://medium.com/@yaroslavvb https://yaroslavvb.blogspot.com/
Roberta Raileanu
@robertarail
RESEARCHEROpen-Ended Team Lead and Senior Staff Research Scientist @GoogleDeepMind. Honorary Lecturer @UCL. ex @Meta | @NYU | @Princeton.
Simon Shaolei Du
@SimonShaoleiDu
RESEARCHERReasoning Chief Scientist @miromind_ai. Associate Professor @uwcse. Prev @xai. Postdoc @the_IAS. PhD in machine learning @mldcmu.
Rafael Rafailov @ NeurIPS
@rm_rafailov
RESEARCHERI work on RL at @thinkymachines. Previously at @StanfordAILab @GoogleDeepMind @UCBerkeley
Olivier Grisel
@ogrisel
ENGINEEREngineer at @probabl_ai, scikit-learn developer. More active at: https://sigmoid.social/@ogrisel https://bsky.app/profile/ogrisel.bsky.social
Michael Chang
@mmmbchang
RESEARCHERAmplify human creativity with Sora @openai Prev: Gemini and Project Astra @GoogleDeepMind, @LangChainAI, @MetaAI, @SchmidhuberAI PhD @berkeley_ai BS @MIT
Ross Wightman
@wightmanr
ENGINEERAI / Computer Vision. Ex head of Software, Firmware Engineering at a Canadian 🦄. Building AI systems or investing in startups that do it better.
Jack Parker-Holder
@jparkerholder
RESEARCHERCo-lead of Genie 3 and World Models team lead @GoogleDeepMind, Honorary Associate Professor @UCL_DARK. Dad (🧒👶🐶), CFC fan, BJJ. Views are my own :)
Ted Xiao
@xiao_ted
RESEARCHERFounding Member of Technical Staff at Project Prometheus. Previously Gemini, Robotics @GoogleDeepMind. Posts about frontier models, physical AGI, and scaling.
Konstantinos Bousmalis
@bousmalis
RESEARCHERResearch Scientist at DeepMind, working on robotic learning
Cas (Stephen Casper)
@StephenLCasper
RESEARCHERAI safeguards & gov. research. PhD student @MIT_CSAIL (mnr. Public Policy), and Fellow at @BKCHarvard. Fmr. @AISecurityInst. https://stephencasper.com/
Caglar Gulcehre
@caglarml
RESEARCHERScientist MAI, Prof @ EPFL, Ex-research scientist @ DeepMind, MSR, IBM Socials: https://bsky.app/profile/caglarai.bsky.social, http://mastodon.social/@caglarml
Siddharth Karamcheti
@siddkaramcheti
RESEARCHERIncoming Assistant Professor @GeorgiaTech / @ICatGT / @GTrobotics. Prev: PhD from @StanfordAILab @stanfordnlp. I like robots, language, and people.
Fei Xia
@xf1280
RESEARCHEREx Research Scientist, TLM at @GoogleDeepMind, ✨♊, Gemini & Robotics, PhD from @StanfordAILab @StanfordSVL, previously @Tsinghua_Uni. #AGI through Embodiment
Andy Zeng
@andyzengineer
ENGINEERBuilding robot foundation models @GeneralistAI. Prev @GoogleDeepMind, PhD @Princeton. One experiment away from magic. ✗DMs → email
raulpuri.eth
@TheRealRPuri
ENGINEERAI @ hrooeu sjmrtPectPs | past: OpenAI - ChatGPT Multimodal, Her, 4o, GPT4V, 4, 3.5, Codex | NVIDIA - megatron, language | 🐻
Lihong Li
@LihongLi20
RESEARCHERAI Research Scientist working on Reinforcement Learning, Large Language Models, and Recommendation Systems.
Toby Pohlen
@TobyPhln
ENGINEERSleeping. Previously founding team @xAI, engineer @GoogleDeepMind. @RWTH alumnus.
Jacob Jackson
@jbfja
FOUNDER@cursor_ai, created https://same.energy, started @SupermavenAI and @Tabnine, formerly @OpenAI
Aleksandra Faust
@AleksandraFaust
RESEARCHERFoundation Models & AI Agents for the Real World | AI Innovation from Inception to Societal Impact | @genesismolai • @GoogleDeepMind • @Waymo • @SandiaLabs
Bo Dai
@daibond_alpha
RESEARCHERAssistant Professor at @gtcse, Research Scientist at @GoogleDeepMind | ex @googlebrain
Alex Rives
@alexrives
RESEARCHERAI for scientific discovery. Head of Science, Biohub. Founder and scientific director of the ESM project.
Avital Oliver
@avitaloliver
RESEARCHERNeural Network Plumber @OpenAI. Formerly Google Brain. Worked on http://github.com/google/flax. I used to think I'd become a math professor.
Pranav Shyam
@recurseparadox
RESEARCHERresearch scientist at google deepmind. ಕನ್ನಡಿಗ. past: generative models @openai
Toby Shevlane
@tshevl
RESEARCHER@_Mantic_AI cofounder & CEO, on a mission to solve forecasting. Prev: research scientist @GoogleDeepMind, PhD at @UniofOxford.
Brydon Eastman
@brhydon
RESEARCHER🇨🇦 Mathematician (heavy on the ish) @thinkymachines Prev. MTS @OpenAI; PhD @WaterlooMath Certified wife guy, featured twice in Lego Magazine © ☕//🤔➡️💻
Jared Palmer
@jaredpalmer
ENGINEERVP CoreAI @Microsoft Previously, VP of AI @Vercel. Creator of @v0 and @aisdk. Founder of @Turborepo (acquired by Vercel)
Jay Hack
@mathemagic1an
ENGINEERHead of AI @clickup. Tweets about AI, computing and knowledge work. Previously founder @codegen / ML @palantir / CS @stanford. Not a pseudonym.
Dr. Alex Wissner-Gross
@alexwg
CREATORThe Innermost Loop, also on Substack (http://alexwg.org/su), LinkedIn (http://alexwg.org/li), Spotify (http://alexwg.org/sp), Threads (http://alexwg.org/th), and YouTube (http://alexwg.org/yt).
Trapit Bansal
@TrapitBansal
RESEARCHERAI Research @Meta TBD Lab | Previously @OpenAI co-creator of OpenAI o1 (thinking in LLM)
william
@wgussml
ENGINEERcofounder @ Project Prometheus, prev cofounder @generalagents, OpenAI, helped build copilot & MineRL, creator of ell
Hadi Salman
@hadisalmanX
RESEARCHERResearch Scientist @OpenAI Previously: PhD @MIT @MSFTResearch @UberATG @SCSatCMU @AUB_Lebanon
Thomas Dimson
@turtlesoupy
ENGINEERTechnical Staff @OpenAI. Former CEO @illdotinc (acq. OpenAI). Authored “the algorithm” @Instagram. 🇨🇦. Purple monkey dishwasher.
Rylan Schaeffer
@RylanSchaeffer
RESEARCHERAI RS @ Meta TBD. On-Leave from Stanford w/ @sanmikoyejo. Prev @ Gemini, Meta, MIT, Harvard, Uber, UCL, UC Davis
Sarah Shoker
@SarahShoker
RESEARCHERSenior Research Scholar in AI at the Berkeley Risk and Security Lab at UCB. Formerly the Lead of the Geopolitics Team at OpenAI.
Jason Phang
@zhansheng
RESEARCHERFoundations at @OpenAI. PhD @NYUDataScience, @AiEleuther, 🇸🇬. Prev: @Google, @Microsoft
reah miyara
@reah_ai
ENGINEERbuilding rl systems & model evals ex @openai, @googledeepmind, @ibmwatsonx, @nasajpl
Aliisa
@aliisarosenthal
EXECUTIVEformer head of sales @openai, current investor @acrewcapital. fine-tuning two small models with @hodgessam.
Suvansh Sanjeev
@SuvanshSanjeev
RESEARCHERResearch @OpenAI. ex-🤖 @berkeley_ai, @CMU_Robotics. Teamwork makes the dream work, and Dreamworks makes Shrek.