Co-Founder of Coursera; Stanford CS adjunct faculty. Former head of Baidu AI Group/Google Brain. #ai #machinelearning, #deeplearning #MOOCs
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.
Noam Brown
@polynoamial
RESEARCHERResearching reasoning @OpenAI | Co-created Libratus/Pluribus superhuman poker AIs, CICERO Diplomacy AI, and OpenAI o3 / o1 / 🍓 reasoning models
Jim Fan
@DrJimFan
RESEARCHERNVIDIA Director of Robotics & Distinguished Scientist. Co-Lead of GEAR lab. Solving Physical AGI, one motor at a time. Stanford Ph.D. OpenAI's 1st intern.
Barret Zoph
@barret_zoph
RESEARCHER@openai Past: - CTO & Co-Founder Thinking Machines Lab (@thinkymachines) - VP Research (Post-Training) @openai - Research Scientist at Google Brain
Liam Fedus
@LiamFedus
RESEARCHERBuilding industrial-scale science at @periodiclabs Past: VP of Post-Training @OpenAI; Google Brain
Shane Gu
@shaneguML
RESEARCHERGemini/Veo Thinking, Senior Staff AE @GoogleDeepMind. 🇯🇵-born 🇨🇳🇨🇦. ex: Gemini 1.5-3, GPT-4 @OpenAI, Google Robotics (JP: @shanegJP). Personal opinions.
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
Zico Kolter
@zicokolter
RESEARCHERProfessor and Head of Machine Learning Department at @CarnegieMellon. Board member @OpenAI and @Qualcomm. Chief Scientist @GraySwanAI.
Bob McGrew
@bobmcgrewai
EXECUTIVELearning new things. Former Chief Research Officer at OpenAI, early exec at Palantir, early employee at Paypal.
Boaz Barak
@boazbaraktcs
RESEARCHERComputer Scientist. See also http://windowsontheory.org . @harvard @openai opinions my own.
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.
sarah guo
@saranormous
INVESTORstartup investor/helper, founder @conviction. accelerating AI adoption, interested in progress. tech podcast: @nopriorspod
Riley Goodside
@goodside
ENGINEERScreenshots from the jagged frontier. Formerly: Google DeepMind, Scale.
Kevin Weil 🇺🇸
@kevinweil
EXECUTIVEVP Science @OpenAI, BoD @Cisco @nature_org, LTC @USArmyReserve Ex: Pres @Planet, Head of Product @Instagram @Twitter ❤️ @elizabeth ultramarathons kids cats math
will depue
@willdepue
RESEARCHERretired ex @openai (sora 1 & 2, posttraining o3/4o, pretraining moonshots)
swyx 🇸🇬
@swyx
CREATORachieve ambition with intentionality, intensity, integrity & insanity. affiliations: - @dxtipshq - @cognition - @temporalio - @aidotengineer - @latentspacepod
Clément Farabet
@clmt
EXECUTIVEAI @ Google DeepMind (Gemini, Gemma & Beyond). Ex NVIDIA (self-driving cars, http://rapids.ai), Twitter (founded Cortex), MadBits (founded+sold) 🇺🇸🇫🇷
Scott Gray
@scottgray76
ENGINEERGPU Geek at @OpenAI. I have a long standing interest in neuroscience and its application to machine learning. He/Him.
Arvind Neelakantan
@arvind_io
RESEARCHERResearch Scientist, @GoogleDeepMind Past: @AIatMeta , @OpenAI, @Google Brain PhD @UMassAmherst
Kyle Cranmer
@KyleCranmer
RESEARCHERDirector Data Science Institute @UWMadison @datascience_uw. EiC @MLSTjournal. Physics, stats/ML/AI, open science. same handle @sigmoid.social and bsky
Rowan Zellers
@rown
RESEARCHERmultimodal @thinkymachines. I also like to climb rocks and throw pottery. http://rowanzellers.com (he/him)
gabriel
@gabriel1
RESEARCHERresearch at @OpenAI, previously at midjourney, swedish high school dropout
Alexis Conneau
@alex_conneau
RESEARCHERCo-founder and CEO http://waveforms.ai (@WaveFormsAI) - Ex @OpenAI GPT-4o/AVM Audio Research Lead - #Her #TARS - Ex @AIatMeta, @Polytechnique (X11)
Caitlin Kalinowski
@kalinowski007
EXECUTIVEBuilder-strategist in physical AI. Boards: Axon, Institute of Contemporary Art SF.
Chris Anderson
@chr1sa
CREATOR*Occupy the skies* Past in drones, airtaxis and media. Present in AI+Science. Also nerdy autonomous car racing hobby at @DIYRobocars Photo by @chrismichel
Ilya Kostrikov
@ikostrikov
RESEARCHERPre-Training Researcher @OpenAI, previously: RL/post-training @OpenAI, Postdoc at UC Berkeley @berkeley_ai, Researcher at Google Brain, PhD in CS @CILVRatNYU
rishi
@RishiBommasani
RESEARCHERSocietal/economic impacts of AI; AI policy & governance @StanfordHAI Stanford CS PhD w/ @percyliang @jurafsky Cornell CS undergrad w/ @clairecardie
Jiahui Yu
@jhyuxm
RESEARCHERLead Multimodal @Meta Superintelligence Lab. Previously led Perception @OpenAI; co-led Gemini Multimodal @GoogleDeepMind.
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
EXECUTIVEForward Deployed GTM 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
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.
Alex Graveley
@alexgraveley
ENGINEERCo-creator Perplexity Computer, GitHub Copilot, Dropbox Paper. 2x CEO. Thruhiker. Survivor 🎗️
Yo Shavit
@yonashav
POLICYpolicy for v smart things @openai. Past: CS PhD @HarvardSEAS/@SchmidtFutures/@MIT_CSAIL. Tweets my own; on my head be it.
Laurens van der Maaten
@lvdmaaten
RESEARCHERMember of Technical Staff at Anthropic. Ex-Meta. t-SNE. Llama 3. DenseNet. Web-scale weakly supervised vision. CrypTen.
Jong Wook Kim 💟
@_jongwook_kim
RESEARCHERMember of Technical Staff @OpenAI; previously at @nyuMARL, @SpotifyResearch, @pandoramusic, @kakaocorpglobal, and @NCSOFT
Jerome Pesenti
@an_open_mind
EXECUTIVECTO at @Campusgrad. Founder @Sizzle_AI. Ex @MetaAI, @Benevolent_AI, @IBMWatson, co-founder Vivisimo (acq. by IBM).
Yaroslav Bulatov
@yaroslavvb
RESEARCHER@southparkcommons (early OpenAI, Google Brain, Meta) https://yaroslavvb.substack.com/ https://medium.com/@yaroslavvb https://yaroslavvb.blogspot.com/
Rosie Campbell
@RosieCampbell
POLICYForever expanding my nerd/bimbo Pareto frontier. AI welfare 🤝 AI safety. Managing Director @eleosai, Ex-OpenAI, 2024 @rootsofprogress fellow
Mike Schroepfer
@schrep
INVESTORfounder @Gigascale, Sr Fellow/fmr CTO @Meta, founder @AdditionalVent. Let’s go build!
Keerthana Gopalakrishnan
@keerthanpg
RESEARCHERResearch Lead Gemini Robotics @GoogleDeepmind. Author of "AI for Robotics" book. Opinions my own.
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.
Marco Mascorro
@Mascobot
INVESTORResearching LLMs | Roboticist | Prev: Partner @a16z (inv: @cursor_ai, @thinkymachines, @bfl_ml, @WaveFormsAI, @deeptuneai, etc), cofounder @Fellow_AI
Georges Harik
@gharik
ENGINEERhumans& co-founder, 7th employee google, co-created adwords online, co-created adsense targeting, worked on ai, gmail, calendar, bought android.
Omar Sanseviero
@osanseviero
ENGINEERDeveloper Experience Lead at @GoogleDeepMind Building Gemini API, Gemma, AI Studio and more AI products. My views ex-Chief Llama Officer @huggingface 🇵🇪🇲🇽
Kate Rouch 🛡️
@kate_rouch
EXECUTIVEPassionate about using creativity to help founders + their category defining companies win. OpenAI CMO 🚀🌚 Proud mom 👧👶🏼. Opinions = mine.
Stephanie Zhan
@stephzhan
INVESTORGP @Sequoia, investing in AI, from company formation. 1st partner to @linear @mach_industries @middeskhq @reflection_ai @ricursiveai @skildai @tavus
Brydon Eastman
@brhydon
RESEARCHER🇨🇦 Mathematician (heavy on the ish) @thinkymachines Prev. MTS @OpenAI; PhD @WaterlooMath Certified wife guy, featured twice in Lego Magazine © ☕//🤔➡️💻
Gergely Orosz
@GergelyOrosz
CREATORWriting @Pragmatic_Eng, the #1 software engineering newsletter on Substack. Author of @EngGuidebook. Formerly Uber & Skype.
Chubby♨️
@kimmonismus
CREATORDream realized! Turned my love for AI into a career - sharing daily. Get my newsletter (225k+ subs): 🔗 https://linktr.ee/kimmonismus //📧 kim@getsuperintel.com
Jay Hack
@mathemagic1an
ENGINEERHead of AI @clickup. Tweets about AI, computing and knowledge work. Previously founder @codegen / ML @palantir / CS @stanford. Not a pseudonym.
Jacob Helberg
@jacobhelberg
POLITICIANUnder Secretary of State proudly serving @realdonaldtrump @potus @secrubio (personal account)
DANΞ
@cryps1s
EXECUTIVECISO @OpenAI | Ex-CISO @PalantirTech | Occasional Shitposter | 🇺🇸 All views are my own, not my employer. Duh. (Tweets == 30d retention)
Michelle Fradin
@michelle_fradin
EXECUTIVEmaking helpful machines @OpenAI, investing in friends, previously @Sequoia, @Lawrencetheband fan
Vedant Misra
@vedantmisra
RESEARCHERASI @DeepMind | @OpenAI (Reasoning / Algorithms Lead) | @HubSpot (ML Labs) | Founder/CEO Kemvi (acq HubSpot) | Physics @Columbia | Husband and Dad
Zhuohan Li
@zhuohan123
ENGINEERbuilding @vllm_project at @meta | ex-openai | cs phd @ 🌁 uc berkeley | machine learning system | the real agi is the friends we made along the way
Christina Wadsworth Kaplan
@ChristinaHartW
ENGINEERleading personalization & proactivity @OpenAI | previously @Meta, @Instagram
Abhi Venigalla
@ml_hardware
RESEARCHERResearcher @Databricks. Former @MosaicML, @CerebrasSystems. Addicted to all things compute.
Lindsay McCallum Rémy
@lindsmccallum
EXECUTIVEcomms @openai // previously @headlinevc @twitter 1.0 @publicisgroupe paris // very online
Thomas Dimson
@turtlesoupy
ENGINEERTechnical Staff @OpenAI. Former CEO @illdotinc (acq. OpenAI). Authored “the algorithm” @Instagram. 🇨🇦. Purple monkey dishwasher.
Ben Goodger
@bengoodger
ENGINEERkiwi in silicon valley / web fan since ages ago / cookin' new stuff in @GoogleLabs / fmrly: helped create atlas, chrome & firefox.
Rylan Schaeffer
@RylanSchaeffer
RESEARCHERAI RS @ Meta TBD. On-Leave from Stanford w/ @sanmikoyejo. Prev @ Gemini, Meta, MIT, Harvard, Uber, UCL, UC Davis
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
Jonathan Lachman
@jonlachman
EXECUTIVEfounding head of operations @thinkymachines // prev: head of special projects @openai, obama @whitehouse national security budget director
Aliisa
@aliisarosenthal
EXECUTIVEformer head of sales @openai, current investor @acrewcapital. fine-tuning two small models with @hodgessam.
Ashvin Nair
@ashvinair
RESEARCHERRL foundations @cursor_ai. Prev: o1, o3, Code Interpreter @openai, 9 years learning to poke by poking at UC Berkeley
julia villagra
@juliacvillagra
EXECUTIVE@coreautoai ex-Chief People Officer OpenAI | ex-HRT Head of People founder, Tertulia | board member, ICA SF | Mom
