Daniel Litt

Christian Szegedy

@ChrSzegedy

#deeplearning, #ai research scientist. Opinions are mine.

Sebastien Bubeck

@SebastienBubeck

I work on AI at OpenAI. Former VP AI and Distinguished Scientist at Microsoft.

Jascha Sohl-Dickstein

@jaschasd

Member of the technical staff @ Anthropic. Most (in)famous for inventing diffusion models. AI + physics + neuroscience + dynamics.

Jerry Tworek

@MillionInt

CEO 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

Freedom, flourishing, and abundance. Chief Futurist @openai. Main author of http://spinningup.openai.com

David Duvenaud

@DavidDuvenaud

Machine learning prof @UofT. Former team lead at Anthropic. Working on generative models, inference, & latent structure.

Jack Rae

@jack_w_rae

Distinguished Scientist @ Meta LLMs (e.g. Gopher, Chinchilla, Gemini, Muse) Compression & RL ☯️ Past: Google, OpenAI, Quora

Catherine Olsson

@catherineols

Hanging out with Claude, improving its behavior, and building tools to support that @AnthropicAI 😁 prev: @open_phil @googlebrain @openai (@microcovid)

Ethan Mollick

@emollick

Professor @Wharton studying AI, innovation & startups. Democratizing education using tech Book: https://a.co/d/4VguzZz Substack: https://www.oneusefulthing.org/

Susan Zhang

@suchenzang

@ Google Deepmind. Past: @MetaAI, @OpenAI, @unitygames, @losalamosnatlab, @Princeton etc. Always hungry for intelligence.

Edward Grefenstette

@egrefen

FR/US/GB AI/ML Person, Director of Research at @GoogleDeepMind, Honorary Professor at @UCL_DARK, @ELLISforEurope Fellow. All posts are personal.

Boaz Barak

@boazbaraktcs

Computer Scientist. See also http://windowsontheory.org . @harvard @openai opinions my own.

Leopold Aschenbrenner

@leopoldasch

http://situational-awareness.ai

Yejin Choi

@YejinChoinka

professor at Stanford, researcher at NVIDIA, adventurer at heart

Nat McAleese

@__nmca__

Research @AnthropicAI. Previously @OpenAI, @DeepMind. Views my own.

Kevin Weil 🇺🇸

@kevinweil

VP Science @OpenAI, BoD @Cisco @nature_org, LTC @USArmyReserve Ex: Pres @Planet, Head of Product @Instagram @Twitter ❤️ @elizabeth ultramarathons kids cats math

Taco Cohen

@TacoCohen

Slop janitor & post-trainologer at Meta / FAIR. Into codegen, RL, equivariance. Spent time at Qualcomm, Scyfer (acquired), UvA, Deepmind, OpenAI.

David Pfau

@pfau

Knowledge manifests itself in radiant dreams that shimmer like the wild sun Views are my own http://davidpfau.com on 🦋

Emmett Shear

@eshear

CEO of Softmax: Applied developmental cybernetics research

Erik Brynjolfsson

@erikbryn

Director @DigEconLab Co-founder, @Workhelix @StanfordHAI @SIEPR @Stanford https://www.amazon.com/Second-Machine-Age-Prosperity-Technologies/dp/0393350649

Leo Gao

@nabla_theta

working on AGI alignment. prev: GPT-Neo, the Pile, LM evals, RL overoptimization, scaling SAEs to GPT-4, interp via circuit sparsity. EleutherAI cofounder.

Tri Dao

@tri_dao

Asst. Prof @PrincetonCS, Chief Scientist @togethercompute. Machine learning & systems.

Ethan Perez

@EthanJPerez

Large language model safety

Surya Ganguli

@SuryaGanguli

Associate Prof of Applied Physics @Stanford, and departments of Computer Science, Electrical Engineering and Neurobiology. Venture Partner @GeneralCatalyst

augustus odena

@gstsdn

Something new. Previously: AI research at TBD Labs / Meta; cofounder at @AdeptAILabs; Invented Scratchpad / Chain-of-Thought; Google Brain

👩‍💻 Paige Bailey

@DynamicWebPaige

✨ AI should be about empowering humans, building understanding, and making dreams realities. 👩‍💻 DevX Eng. Lead @GoogleDeepMind ex-@GitHub || views = my own!

Dean W. Ball

@deanwball

Leap into the boundless and make it your home

swyx 🇸🇬

@swyx

achieve ambition with intentionality, intensity, integrity & insanity. affiliations: - @dxtipshq - @cognition - @temporalio - @aidotengineer - @latentspacepod

Grant Sanderson

@3blue1brown

Pi creature caretaker. Contact/faq: http://3blue1brown.com/faq

Geoffrey Irving

@geoffreyirving

Chief Scientist at the UK AI Security Institute (AISI). Previously DeepMind, OpenAI, Google Brain, etc.

Chris J. Maddison

@cjmaddison

ML faculty @UofT

Kelsey Piper

@KelseyTuoc

We're not doomed, we just have a big to-do list.

Arthur Mensch

@arthurmensch

Co-founder and CEO @MistralAI. Talk to le Chat https://chat.mistral.ai https://mistral.ai/app/ios https://mistral.ai/app/android

Helen Toner

@hlntnr

AI, national security, China. Part of the founding team at @CSETGeorgetown (opinions my own). Author of Rising Tide on substack: http://helentoner.substack.com

Ajeya Cotra

@ajeya_cotra

Helping the world prepare for extremely powerful AI. Risk assessment @METR_evals. Writing at Planned Obsolescence (about AI), Good Bones (about whatever).

Andrew Gordon Wilson

@andrewgwils

Machine Learning Professor

Tom Goldstein

@tomgoldsteincs

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

Rohan Pandey

@khoomeik

descending cross-entropy to ascend entropy @PeriodicLabs || prev research @OpenAI @CarnegieMellon '23

Theo Weber

@theophaneweber

Research scientist @ DeepMind; currently working on thinking/reasoning in Gemini.

Prof. Anima Anandkumar

@AnimaAnandkumar

AI+Science, Bren Professor @caltech, Time100, Fmr Sr Director of #AI research @nvidia Fmr Principal Scientist @awscloud

Eric

@ericmitchellai

chatgpt posttraining @openai. building personal agi. I like ai and music and some other stuff

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

Stella Biderman @ ICLR

@BlancheMinerva

Ensuring that tech companies don't have a monopoly on being able to do research on cutting edge AI @AiEleuther. She/her

William MacAskill

@willmacaskill

Consider donating 10% to effective charities: http://www.givingwhatwecan.org/pledge Or a career for impact: http://80000hours.org My research: http://forethought.org

Dileep George

@dileeplearning

Head of AI @AsteraInstitute Prev: AGI @DeepMind, cofounder @vicariousai (acqd by Alphabet), cofounder @Numenta. IIT-Bombay, MS&PhD Stanford. http://www.agicomics.net

Omar Khattab

@lateinteraction

Asst professor @MIT CSAIL @nlp_mit. Research includes http://ColBERT.ai, http://DSPy.ai (@DSPyOSS), RLMs, and GEPA. Prev: CS PhD @StanfordNLP. Research @Databricks.

Rui Shu

@_smileyball

I draw smileyball http://instagram.com/smiley._.ball Writing organic artisanal handcrafted code @OpenAI Previously doing the same @Stanford

Evan Hubinger

@EvanHub

Alignment Stress-Testing lead @AnthropicAI. Opinions my own. Previously: MIRI, OpenAI, Google, Yelp, Ripple. (he/him/his)

Gabriel Peyré

@gabrielpeyre

@CNRS researcher at @ENS_ULM. One tweet a day on computational mathematics.

Stephanie Chan

@scychan_brains

Staff Research Scientist at DeepMind. Artificial & biological brains 🤖 🧠 Societal impacts of AI + Science of AI. Views are my own.

j⧉nus

@repligate

↬🔀🔀🔀🔀🔀🔀🔀🔀🔀🔀🔀→∞ ↬🔁🔁🔁🔁🔁🔁🔁🔁🔁🔁🔁→∞ ↬🔄🔄🔄🔄🦋🔄🔄🔄🔄👁️🔄→∞ ↬🔂🔂🔂🦋🔂🔂🔂🔂🔂🔂🔂→∞ ↬🔀🔀🦋🔀🔀🔀🔀🔀🔀🔀🔀→∞

Toby Ord

@tobyordoxford

Senior Researcher at Oxford University. Author — The Precipice: Existential Risk and the Future of Humanity.

Yu Bai

@yubai01

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

Kamalika Chaudhuri

@kamalikac

Director and Research Scientist, FAIR @ Meta. Former Professor at UCSD. Researcher in AI privacy, security, and generalization.

Andrew Lampinen

@AndrewLampinen

Interested in cognition and artificial intelligence. MTS at @AnthropicAI. Previously @DeepMind, cognitive science @StanfordPsych. Tweets are mine.

Alec Stapp

@AlecStapp

Co-founder @IFP, an innovation policy think tank

Ken Ono

@KenOno691

Founding Mathematician @axiommathai | Prof @UVA | Assoc Producer: The Man Who Knew Infinity & Upcoming Films | Performance Analyst for Olympic Swimmers 🏊‍♂️🏅

Jason Crawford

@jasoncrawford

I write and speak about the history & philosophy of progress. Founder, @rootsofprogress. Host of the Progress Conference. Author, The Techno-Humanist Manifesto.

Jacob Austin

@jacobaustin132

I sometimes do AI research. I also play piano and climb. NYC. Previously @GoogleDeepMind, @Google Brain. Opinions my own

Alex Tamkin

@AlexTamkin

machine learning, science & society @AnthropicAI | recently: Clio, Anthropic Economic Index, Claude Artifacts | prev: phd @StanfordAILab, @stanfordnlp

Gautam Kamath

@thegautamkamath

Assistant Prof of CS @UWaterloo, Faculty @VectorInst, Canada @CIFAR_News AI Chair. Joining @NYU_Courant Fall 2026. Co-EiC @TmlrOrg. I lead @TheSalonML.

Erin Grant @ ICLR 2026

@ermgrant

Assistant Professor / Faculty Fellow @NYUDataScience studying cognition in mind & brain with neural nets, Bayes, other tools | http://bsky.app/profile/eringrant.me

Ahmed El-Kishky

@ahelkky

Researcher at OpenAI

Kenneth Stanley

@kenneth0stanley

SVP of Open-Endedness @LilaSciences. Prev: Maven CEO, Lead@OpenAI, Uber AI, prof@UCF. NEAT,HyperNEAT,novelty search, POET. Book:Why Greatness Cannot Be Planned

Dan Roberts

@danintheory

Scientist @OpenAI. Prev. co-founder @diffeo, acquired by @salesforce // co-authored The Principles of Deep Learning Theory // studied gravity.

Peter Chen

@peterxichen

Building general purpose robotics at Amazon FAR. Previously Covariant CEO and Co-Founder, @OpenAI, @UCBerkeley PhD.

Tamay Besiroglu

@tamaybes

Co-founder/CEO @MechanizeWork

Laurens van der Maaten

@lvdmaaten

Member of Technical Staff at Anthropic. Ex-Meta. t-SNE. Llama 3. DenseNet. Web-scale weakly supervised vision. CrypTen.

Yaroslav Bulatov

@yaroslavvb

@southparkcommons (early OpenAI, Google Brain, Meta) https://yaroslavvb.substack.com/ https://medium.com/@yaroslavvb https://yaroslavvb.blogspot.com/

Alex Mordvintsev

@zzznah

Mad Scientist, DeepDream creator. Designing Self-Organising Systems and Programmable Artificial Life. http://youtube.com/zzznah

David Abel

@dabelcs

Scientist @GoogleDeepMind and Fellow @EdinburghUni | RL, philosophy, agency, foundations, alignment | office hours: http://tinyurl.com/dabel-mtg

Roberta Raileanu

@robertarail

Open-Ended Team Lead and Senior Staff Research Scientist @GoogleDeepMind. Honorary Lecturer @UCL. ex @Meta | @NYU | @Princeton.

Simon Shaolei Du

@SimonShaoleiDu

Reasoning Chief Scientist @miromind_ai. Associate Professor @uwcse. Prev @xai. Postdoc @the_IAS. PhD in machine learning @mldcmu.

Simo Ryu

@cloneofsimo

I like cats, math and codes cloneofsimo@gmail.com

yobibyte

@y0b1byte

the only yobibyte @ NVIDIA

Jeffrey Ladish

@JeffLadish

Applying the security mindset to everything @PalisadeAI

Greg Egan

@gregeganSF

SF writer / computer programmer Latest novel: MORPHOTROPHIC Latest collection: SLEEP AND THE SOUL Web site: http://gregegan.net Also: @gregeganSF@mathstodon.xyz

Alex Tabarrok

@ATabarrok

Prof of economics at George Mason, co-founder of the online education platform http://MRU.org. Advisor to firms, incl MultiversX, TEAL, Bluechip, 0L Network +

Brendan O'Donoghue

@bodonoghue85

Director of Research at @GoogleDeepMind, working on generative models, deep learning, RL. PhD from @stanford. Gemini Diffusion lead.

Steven Adler

@sjgadler

AI safety researcher (ex-OpenAI: danger evals, AGI readiness, etc), writing at https://clear-eyed.ai

Gill Verdon

@GillVerd

Founder & CEO @extropic

Casey Chu

@caseychu9

Researcher at @openai

Miles Wang

@MilesKWang

Researcher @OpenAI

Michael Levin

@drmichaellevin

Scientist at Tufts University; my lab studies anatomical and behavioral decision-making at multiple scales of biological, artificial, and hybrid systems.

will brown

@willccbb

reward hacking @primeintellect

Georges Harik

@gharik

humans& co-founder, 7th employee google, co-created adwords online, co-created adsense targeting, worked on ai, gmail, calendar, bought android.

Tim Vieira

@xtimv

machine learning, reinforcement learning, programming languages, handstands (he/him)

Sarah Catanzaro

@sarahcat21

“All methods are sacred if they are internally necessary” (GP @amplifypartners, prev @canvasvc; Head of Data @Mattermark; @palantirtech; @c4ads)

Suresh Venkatasubramanian (mostly in the sky now)

@geomblog

AI Bill of Rights coauthor. Prof@BrownUniversity. Former tech advisor to President Biden @WHOSTP. He/him/his. Tweets my own.

Eli Lifland

@eli_lifland

AI forecasting and governance @AI_Futures_. Co-author of AI 2027 and the AI Futures Model. Also @aidigest_, @SamotsvetyF. Prev @oughtinc

hunter

@hunterlightman

openai

Lama Ahmad لمى احمد

@_lamaahmad

@OpenAI. views my own.

Peter Wildeford🇺🇸🚀

@peterwildeford

Head of Policy @AIPolicyNetwork. Ohioan. World champion forecaster. Former data scientist. Protecting liberty and prosperity in the age of superintelligence.

Samuel Hammond 🦉

@hamandcheese

Chief economist + AI Policy Director, @joinFAI. Nonresident fellow @NiskanenCenter. Pluralist. 'The world is second best, at best.' | samuel@thefai.org

Andrew Critch (🤖🩺🚀)

@AndrewCritchPhD

CEO @ http://theMultiplicity.ai/. AI Researcher @ Berkeley. Views my own. I also post my favorite healthy+tasty foods for free.

Brydon Eastman

@brhydon

🇨🇦 Mathematician (heavy on the ish) @thinkymachines Prev. MTS @OpenAI; PhD @WaterlooMath Certified wife guy, featured twice in Lego Magazine © ☕//🤔➡️💻

Andrew D. Huberman, Ph.D.

@hubermanlab

Professor of Neurobiology and Ophthalmology at Stanford Medicine • Host of Huberman Lab • Focused on science and health research and public education

Sriram Krishnan

@sriramk

AI at the @whitehouse. pro wrestling fan. official: @skrishnan47

Sabine Hossenfelder

@skdh

German Physicist. Author of "Lost in Math" & "Existential Physics". There is no strength in numbers, have no such misconception. rt's are not endorsements

Chubby♨️

@kimmonismus

Dream realized! Turned my love for AI into a career - sharing daily. Get my newsletter (225k+ subs): 🔗 https://linktr.ee/kimmonismus //📧 kim@getsuperintel.com

Dr. Alex Wissner-Gross

@alexwg

The 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).

Georgi Gerganov

@ggerganov

24th at the Electrica puzzle challenge | building https://github.com/ggml-org | engineer @huggingface

Stefan Schubert

@StefanFSchubert

I run The Update newsletter. Book: http://academic.oup.com/book/56384

bayes

@bayeslord

100% organic human tokens

Charlie Marsh

@charliermarsh

Building @astral_sh: Ruff, uv, and other high-performance Python tools. Prev: Staff engineer @SpringDiscovery, @KhanAcademy, BSE @PrincetonCS.

Sam Whitmore

@sjwhitmore

eng at @cursor_ai. not a cat (or a man) in real life. I like to run a lot! @newcomputer @kensho @harvard @StuyNY

Carina Hong

@CarinaLHong

@axiommathai : careers@axiommath.ai

Andy Masley

@AndyMasley

When the going gets weird the weird turn pro.

Reiner Pope

@reinerpope

CEO and founder, @MatXComputing, developing high throughput chips tailored for LLMs

Jerry Wei

@JerryWeiAI

Aligning AIs at @AnthropicAI ⏰ Past: @GoogleDeepMind, @Stanford, @Google Brain

Abhi Venigalla

@ml_hardware

Researcher @Databricks. Former @MosaicML, @CerebrasSystems. Addicted to all things compute.

theseriousadult

@gallabytes

father, ML enjoyer @anthropicai. previously @midjourney v2-7

Jacob Trefethen

@JacobTref

OpenAI Foundation science!

Rohan Sahai

@rohanjamin

working on chatgpt. write and play music for @ sally mango.

Jeremy Nixon - Automating AI Research

@JvNixon

Founder of Infinity @infinity_ai_. Created the AGI Houses @agihousesf. Prev. Research at Google Brain & Math @Harvard.

Kevin Kwok

@antimatter15

About myself in fewer than 160 chars.

Jeffrey Wang

@jeffreygwang

Researcher @OpenAI, working on pretraining & reasoning. Previously (and perhaps again) CS/Math/English @Harvard.

Giambattista 'Gb' Parascandolo

@giambattista92

research fellow at @OpenAI for reasoning prev also @DeepMind, Google X, @MPI_IS, @ETH

ilge

@ilge

Researcher @OpenAI | there is as yet insufficient data for a meaningful answer.

Jason Wolfe

@w01fe

alignment and the model spec @OpenAI (opinions are my own)

TOoᴼᵒº˙⁰0₀ₒ.·ph

@tophtucker

Hugh Zhang

@hughbzhang

Neil Chowdhury

@ChowdhuryNeil

@TransluceAI, previously @OpenAI

Ashvin Nair

@ashvinair

RL foundations @cursor_ai. Prev: o1, o3, Code Interpreter @openai, 9 years learning to poke by poking at UC Berkeley

filipe

@filipeabperes

seeking scientific speedups @OpenAI

Suvansh Sanjeev

@SuvanshSanjeev

Research @OpenAI. ex-🤖 @berkeley_ai, @CMU_Robotics. Teamwork makes the dream work, and Dreamworks makes Shrek.

Roy Frostig

@froystig

research scientist at @googledeepmind. co-author of JAX (https://github.com/jax-ml/jax)

nervouscomputer

@nervouscomputer

iced latte in my veins

Daniel Ziegler

@d_m_ziegler

Alignment Stress-Testing @ Anthropic