Simon Willison

Jack Clark

@jackclarkSF

@AnthropicAI, ONEAI OECD, co-chair @indexingai, writer @ http://importai.net Past: @openai, @business @theregister. Neural nets, distributed systems, weird futures

John Schulman

@johnschulman2

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

hardmaru

@hardmaru

Co-Founder and CEO @SakanaAILabs 🎏

Lilian Weng

@lilianweng

Co-founder of Thinking Machines Lab @thinkymachines; Ex-VP, AI Safety & robotics, applied research @OpenAI; Author of Lil'Log

Eric Jang

@ericjang11

Sam Bowman

@sleepinyourhat

AI alignment + LLMs at Anthropic. On leave from NYU. Views not employers'. No relation to @s8mb. Into @givingwhatwecan.

Sebastien Bubeck

@SebastienBubeck

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

Nat Friedman

@natfriedman

http://nat.org

François Chollet

@fchollet

Co-founder @ndea. Co-founder @arcprize. Creator of Keras and ARC-AGI. Author of 'Deep Learning with Python'.

Lex Fridman

@lexfridman

Host of Lex Fridman Podcast. Interested in robots and humans.

Jim Fan

@DrJimFan

NVIDIA 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.

Thomas G. Dietterich

@tdietterich

Distinguished Professor (Emeritus), Oregon State Univ.; Former President, Assoc. for the Adv. of Artificial Intelligence; Robust AI & Comput. Sustainability

AK

@_akhaliq

AI research paper tweets, ML @Gradio (acq. by @HuggingFace 🤗) dm for promo ,submit papers here: https://huggingface.co/papers/submit

Barret Zoph

@barret_zoph

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

Alexandr Wang

@alexandr_wang

chief ai officer @meta, founder @scale_ai. rational in the fullness of time

Richard Socher

@RichardSocher

CEO @youdotcom MP @aixventuresHQ Before: Stanford Adj Prof in AI/NLP, Chief Scientist at Salesforce, MetaMind

Dwarkesh Patel

@dwarkesh_sp

Host of @dwarkeshpodcast https://www.youtube.com/DwarkeshPatel https://open.spotify.com/show/4JH4tybY1zX6e5hjCwU6gF https://apple.co/3ujLQkZ

Shane Gu

@shaneguML

Gemini/Veo Thinking, Senior Staff AE @GoogleDeepMind. 🇯🇵-born 🇨🇳🇨🇦. ex: Gemini 1.5-3, GPT-4 @OpenAI, Google Robotics (JP: @shanegJP). Personal opinions.

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

Amanda Askell

@AmandaAskell

Philosopher & ethicist trying to make AI be good @AnthropicAI. Personal account. All opinions come from my training data.

Joshua Achiam

@jachiam0

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

Jack Rae

@jack_w_rae

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

Elad Gil

@eladgil

Entrepreneur & Investor

Jason Kwon

@jasonkwon

CSO @openai

Aravind Srinivas

@AravSrinivas

CEO @perplexity_ai

Zico Kolter

@zicokolter

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

Lucas Beyer (bl16)

@giffmana

Researcher (now: Meta. ex: OpenAI, DeepMind, Brain, RWTH Aachen), Gamer, Hacker, Belgian. Anon feedback: https://www.admonymous.co/giffmana ✗DMs → email

Igor Babuschkin

@ibab

Prev co-founder @xAI, Research & Engineering

Dumitru Erhan

@doomie

Co-lead of Veo @GoogleDeepMind. Senior Research Director.

Bob McGrew

@bobmcgrewai

Learning new things. Former Chief Research Officer at OpenAI, early exec at Palantir, early employee at Paypal.

clem 🤗

@ClementDelangue

Co-founder & CEO @HuggingFace 🤗, the open and collaborative platform for AI builders

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/

Sholto Douglas

@_sholtodouglas

Scaling RL @AnthropicAI, ex @DeepMind - working towards intelligence too cheap to meter

Aran Komatsuzaki

@arankomatsuzaki

Sharing AI research. Early work on AI (GPT-J, LAION, scaling, MoE). Ex ML PhD (GT) & Google.

Susan Zhang

@suchenzang

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

rohan anil

@_arohan_

aspiring to understand deep learning

near

@nearcyan

this too has passed

(((ل()(ل() 'yoav))))👾

@yoavgo

Boaz Barak

@boazbaraktcs

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

Joanne Jang

@joannejang

trying to automate myself @coreautoai // prev: model behavior & labs @openai

Smerity

@Smerity

ML x society. Founding Member of Technical Staff at Project Prometheus. Prev @midjourney, @SFResearch, @CommonCrawl. @Harvard '14, @Sydney_Uni '11. 🇦🇺 in SF.

Lulu Cheng Meservey

@lulumeservey

Rostra founder, Shopify board, ex Activision & Substack, writing http://www.getflack.com

David Dohan

@dmdohan

reducing perplexity @openai | past: probabilistic programs, proteins, science & reasoning @ google brain 🧠

Irwan Bello

@IrwanBello

Supercomputers & Friends, AI & Science. Founding team & Research Lead at @reflection_ai. Past: @OpenAI, Founding team @character_ai, Google Brain

Joe Carlsmith

@jkcarlsmith

Philosophy, futurism, AI. Working on Claude's values @AnthropicAI. Formerly @coeff_giving. Opinions my own.

sarah guo

@saranormous

startup investor/helper, founder @conviction. accelerating AI adoption, interested in progress. tech podcast: @nopriorspod

Amjad Masad

@amasad

ceo @replit. civilizationist

Aaron Levie

@levie

ceo @box - your business lives in content. unleash it with AI

Taco Cohen

@TacoCohen

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

Karina Nguyen

@karinanguyen

building a new ai co @thoughtfullab_ (hiring!), prev. AI research & product @OpenAI, @AnthropicAI, @maisonagi (side proj)

Peter Welinder

@npew

VP and GM @OpenAI

Erik Brynjolfsson

@erikbryn

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

Nathan Lambert

@natolambert

Research @allen_ai, reasoning, open models, RL(VR/HF)... Contact via email. Writes @interconnectsai, @readsail Wrote The RLHF Book, 🏔️🏃‍♂️

David Luan

@jluan

retired!! former cofounder of @adeptailabs, vp engineering @openai and @amazon, and @google LLMs lead. all about type II fun.

Arvind Narayanan

@random_walker

Princeton CS prof and Director @PrincetonCITP. Coauthor of "AI Snake Oil" and "AI as Normal Technology". https://www.normaltech.ai/ Views mine.

Jason Weston

@jaseweston

Senior Director & RS @Meta + Visiting Prof NYU | OG in LLMs | Pretrain+Finetune in 2008+ | 147k+ citations | Current: Self-Improving & Co-Improving AI

Melanie Mitchell

@MelMitchell1

Professor, Santa Fe Institute. Mostly posting on http://bsky.app (at-melaniemitchell). More thoughts at https://aiguide.substack.com.

will depue

@willdepue

retired ex @openai (posttraining o3/4o, sora 1 & 2, pretraining moonshots)

Kevin Patrick Murphy

@sirbayes

Research Scientist at Google DeepMind. Interested in Bayesian Machine Learning.

Tim Dettmers

@Tim_Dettmers

Creator of bitsandbytes. Professor @CarnegieMellon and Research Scientist @allen_ai . I blog about deep learning and PhD life at http://timdettmers.com.

Eric Wallace

@Eric_Wallace_

research @openai

Bryan Johnson

@bryan_johnson

Conquering death will be humanity’s greatest achievement.

👩‍💻 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

“To some it is philosophical struggle, to me it is allegro con brio”

Ashlee Vance

@ashleevance

Writing at http://www.corememory.com and host of the Core Memory podcast. 2X NYT best-seller. Filmmaker @HBO (Wild, Wild Space) + @Netflix (Don't Die).

Guillaume Lample @ NeurIPS 2024

@GuillaumeLample

Cofounder & Chief Scientist http://Mistral.ai (@MistralAI). Working on LLMs. Ex @MetaAI | PhD @Sorbonne_Univ_ | MSc @CarnegieMellon | X11 @Polytechnique

Adam D'Angelo

@adamdangelo

CEO of Quora, working on Poe: @poe_platform

MMitchell

@mmitchell_ai

Interdisciplinary researcher focused on shaping AI towards long-term positive goals. ML & Ethics. Similar content in the Skies (this bird has flown).

Graham Neubig

@gneubig

Associate professor @LTIatCMU. Co-founder/chief scientist @OpenHandsDev. I mostly work on modeling language.

Tejas Kulkarni

@tejasdkulkarni

Scientist @GoogleDeepMind. ex CEO @CSM_ai. Interested in AGI, Brain and AI creativity. PhD @mitbrainandcog

Azalia Mirhoseini

@Azaliamirh

Founder @RicursiveAI, Asst. Prof. of CS at Stanford. Prev: DeepMind, Anthropic, Brain. Co-Creator of MoEs, AlphaChip, Test Time Scaling Laws.

Clément Farabet

@clmt

AI @ Google DeepMind (AI Studio, Gemma, Gemini). Ex NVIDIA (self-driving cars, http://rapids.ai), Twitter (founded Cortex), MadBits (founded+sold) 🇺🇸🇫🇷

Bill Gurley

@bgurley

Founder/President @p3institute Author: Runnin' Down a Dream, pre-order link below! VC @benchmark Trustee @sfiscience

Aidan McLaughlin

@aidan_mclau

research scientist @openai

Chip Huyen

@chipro

@aisysbooks @goodailist AI Engineering: https://amazon.com/dp/1098166302 Designing MLSys: http://amazon.com/dp/1098107969 Reading @chipslib

Animesh Garg

@animesh_garg

Foundation Models for Generalizable Autonomy in Robotics. Reinforcement Learning. Faculty in AI Robotics @GeorgiaTech. Prev @nvidia @UCberkeley @stanford

Peter Steinberger 🦞

@steipete

Polyagentmorous ClawFather. Came back from retirement to mess with AI and help a lobster take over the world. @OpenClaw🦞 + @OpenAI

Yannic Kilcher 🇸🇨

@ykilcher

I make videos. Skill > Destiny. vi / vim

Brad Lightcap

@bradlightcap

@OpenAI

Sebastian Raschka

@rasbt

ML/AI research engineer. Ex stats professor. Author of "Build a Large Language Model From Scratch" (https://amzn.to/4fqvn0D) & reasoning (https://mng.bz/lZ5B)

Meredith Whittaker

@mer__edith

President of @signalapp, Chief Advisor to @ainowinstitute (Also on Mastodon @mer__edith@mastodon.world, also on bsky @meredithmeredith.bsky.social)

Alex Dimakis

@AlexGDimakis

Professor, UC berkeley | Founder @bespokelabsai |

Patrick McKenzie

@patio11

I work for the Internet and am an advisor to @stripe. These are my personal opinions unless otherwise noted.

Kevin Roose

@kevinroose

NYT tech columnist, Hard Fork co-host, high-perplexity language model. Writing a book about AGI.

Tanishq Mathew Abraham, Ph.D.

@iScienceLuvr

CEO @SophontAI | Founder @MedARC_AI | PhD at 19 (2023) | ex Research Director Stability AI | Biomed. engineer @ 14 | TEDx talk➡https://bit.ly/3tpAuan

Dylan Field

@zoink

eliminate the gap between imagination and reality

Rachel Thomas

@math_rachel

R&D at answer ai | fast ai co-founder | past: math PhD, immunology MS, early eng at uber, prof at USF Data Institute

Theo Weber

@theophaneweber

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

Kyle Cranmer

@KyleCranmer

Director Data Science Institute @UWMadison @datascience_uw. EiC @MLSTjournal. Physics, stats/ML/AI, open science. same handle @sigmoid.social and bsky

Alexander Berger

@albrgr

Enjoys a good applied micro paper. CEO of @coeff_giving. Views my own, tweets self-destruct every once in a while.

Stephen Roller

@stephenroller

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

Yann Dubois

@yanndubs

Posttraining @OpenAI | PhD @StanfordAILab

Max Schwarzer

@max_a_schwarzer

Doing RL @AnthropicAI. Formerly VP of Research, Head of Post-Training @OpenAI. PhD with Aaron Courville and Marc Bellmare at Mila.

Ted Sanders

@sandersted

Research at OpenAI. Be kind to others, and yourself.

Rishabh Agarwal

@agarwl_

Reinforcement Learner @periodiclabs, Adjunct Prof at McGill. Ex Meta, DeepMind, Brain, @iitbombay. NeurIPS Best Paper, On-Policy Distillation

Kate Crawford

@katecrawford

Professor, researcher, maker of things Book: ATLAS OF AI Latest: CALCULATING EMPIRES https://calculatingempires.net | MSR-NYC | @USC | Knowing Machines

Suhail

@Suhail

Founder: @mixpanel Pizzatarian, engineer, music maker

Pedro Domingos

@pmddomingos

Professor of computer science at UW and author of '2040' and 'The Master Algorithm'. Into machine learning, AI, and anything that makes me curious.

Pliny the Liberator 🐉󠅫󠄼󠄿󠅆󠄵󠄐󠅀󠄼󠄹󠄾󠅉󠅭

@elder_plinius

⊰•-•⦑ latent space steward ❦ prompt incanter 𓃹 hacker of matrices ⊞ breaker of markov chains ☣︎ ai danger researcher ⚔︎ bt6 ⚕︎ architect-healer ⦒•-•⊱

Dimitris Papailiopoulos

@DimitrisPapail

Researcher @MSFTResearch, AI Frontiers Lab; Prof @UWMadison (on leave); reasoning in context; learning how to automate; agent of agents; babas of Inez Lily.

DHH

@dhh

Father of three, Creator of Ruby on Rails + Omarchy, Co-owner & CTO of 37signals, Shopify director, NYT best-selling author, and Le Mans 24h class-winner.

Max Roser

@MaxCRoser

Data to understand global problems and research to make progress against them. Founder of @OurWorldInData / Professor at @UniofOxford's @BlavatnikSchool

Drew Houston

@drewhouston

Founder/CEO of Dropbox · Board of directors at Meta

Sherwin Wu

@sherwinwu

@OpenAI

Douwe Kiela

@douwekiela

@ContextualAI CEO, @Stanford Adjunct Prof.

Ari Morcos

@arimorcos

CEO and Co-founder @datologyai working to make it easy for anyone to make the most of their data. Former: RS @AIatMeta (FAIR), RS @DeepMind, PhD @PiN_Harvard.

Patrick Hsu

@pdhsu

@ArcInstitute co-founder, @BerkeleyBioE professor, @ThriveCapital investor | biology and ML research | 🇨🇦 prev @harvard @broadinstitute, Fast Grants

Christopher Potts

@ChrisGPotts

Stanford Professor of Linguistics and, by courtesy, of Computer Science. Member of technical staff @stanfordnlp and @StanfordAILab. Co-founder @ Bigspin AI.

Stephanie Chan

@scychan_brains

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

Toby Ord

@tobyordoxford

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

Josh Woodward

@joshwoodward

VP, @Google @GoogleLabs @GeminiApp @GoogleAIStudio

Preetum Nakkiran

@PreetumNakkiran

Mirendil

Kamalika Chaudhuri

@kamalikac

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

Sharif Shameem

@sharifshameem

playing with models @openai

Zhiqing Sun

@EdwardSun0909

Agents @Meta MSL TBD Lab. previously posttraining research @OpenAI train LLMs to do things: deep research, chatgpt agent, etc. CS PhD @LTIatCMU

Adam.GPT

@TheRealAdamG

GTM at @OpenAI. Senior token slinger. A fan of NY sports, memes, tech & nice people. NJ. My opinions are my own.

Moxie Marlinspike

@moxie

Founder @signalapp

Alec Stapp

@AlecStapp

Co-founder @IFP, an innovation policy think tank

François Fleuret

@francoisfleuret

Research Scientist @meta (FAIR), Prof. @Unige_en, co-founder @neural_concept_. I like reality.

martin_casado

@martin_casado

GP @ a16z Nostalgic for the future

Johnny Lee

@ByJohnnyLee

https://johnnyclee.com/ building in tokyo

Ariel Herbert-Voss

@adversariel

Founder @RunSybil. likes: offsec, LLMs, and dumb memes. prev: research scientist @OpenAI / CS PhD @Harvard / @defcon AI Village

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

Shuchao Bi

@shuchaobi

Research at Meta Superintelligence Labs, RL/post-training/agents; Previously Research at OpenAI on multimodal and RL; Opinions are my own.

Josh Tobin

@josh_tobin_

agents @openai

Alex Albert

@alexalbert__

Research @AnthropicAI. Opinions are my own!

Junyang Lin

@JustinLin610

❤️ 🍵 ☕️ 🍷 🥃 🍺

Alex Tamkin

@AlexTamkin

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

cat

@_catwu

claude code + cowork @anthropicai, prev: @dagster, @scale_ai

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

heiner

@HeinrichKuttler

ex @xAI, @InflectionAI, @AIatMeta, @DeepMind, @Google, @LMU_Muenchen, PhD math-ph. Opinions my own. (Can be yours for a small fee.)

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

Julien Chaumond

@julien_c

Co-founder and CTO at @huggingface 🤗. ML/AI for everyone, building products to propel communities fwd. @Stanford + @Polytechnique

Shunyu Yao

@ShunyuYao12

Language agents

Alex Graveley

@alexgraveley

Co-creator Perplexity Computer, GitHub Copilot, Dropbox Paper. 2x CEO. Thruhiker. Survivor 🎗️

Kanjun 🐙

@kanjun

helping humans fight Moloch. CEO @imbue_ai. support founders @outsetcap.

Yo Shavit

@yonashav

policy for v smart things @openai. Past: CS PhD @HarvardSEAS/@SchmidtFutures/@MIT_CSAIL. Tweets my own; on my head be it.

Steven Heidel

@stevenheidel

API @OpenAI | 🏳️‍🌈 he/him

Denis Yarats

@denisyarats

Cofounder & CTO @perplexity_ai

Irina Rish

@irinarish

prof UdeM/Mila; Canada Excellence Research Chair; AAI Lab head http://www.irina-lab.ai; CSO @ http://42.com; advisor @ http://Nolano.ai

Guillermo Rauch

@rauchg

@vercel CEO

Peter Chen

@peterxichen

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

Allan Dafoe

@AllanDafoe

AGI governance: navigating the transition to beneficial AGI (Google DeepMind)

Lenny Rachitsky

@lennysan

Deeply researched product, growth, and career advice

Matei Zaharia

@matei_zaharia

CTO @Databricks and prof @UCBerkeley. Working on data + AI, @ApacheSpark, @DeltaLakeOSS, @MLflow, @DSPyOSS, @GEPA_ai. http://linkedin.com/in/mateizaharia

Matt Shumer

@mattshumer_

Investor in @GroqInc @Etched @Rork @DaytonaIO @OpenRouter + more. Prev: CEO @HyperWriteAI, @OthersideAI Try: http://agent-s.app Press: mattshumermedia@gmail.com

Tamay Besiroglu

@tamaybes

Co-founder/CEO @MechanizeWork

Tony Zhao

@tonyzzhao

Co-founder and CEO @sundayrobotics. Stanford PhD dropout, ex Deepmind, Tesla, GoogleX

Alexander Kirillov

@_alex_kirillov_

Multimodality @thinkymachines. Previously: post-training MM lead @openai, research Scientist @facebookai Projects: GPT-4o, Advance Voice Mode, SegmentAnything.

Laurens van der Maaten

@lvdmaaten

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

dr. jack morris

@jxmnop

research // language models, information theory, science of AI // formerly @cornell

Kory Mathewson

@korymath

@GoogleDeepMind working professional generative AI models -- getting great technology into the hands of great creative people

Volodymyr Kuleshov 🇺🇦

@volokuleshov

Co-Founder & Chief Scientist @_inception_ai | Prof @Cornell & @Cornell_Tech | PhD @Stanford

Robert Nishihara

@robertnishihara

Co-founder @anyscalecompute. Co-creator of @raydistributed. Previously PhD ML at Berkeley.

Brian Christian

@brianchristian

Researcher at the University of Oxford & UC Berkeley. Author of The Alignment Problem, Algorithms to Live By (w. Tom Griffiths), and The Most Human Human.

Andy Matuschak

@andy_matuschak

More wonder, more insight, more expression, more joy! R&D on tools for thought, with a focus on memory, reading, and attention. Currently working on @pico.

Roberta Raileanu

@robertarail

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

Keller Jordan

@kellerjordan0

CIFAR-10 fanatic Pretraining @OpenAI OpCo LLC.

John Coogan

@johncoogan

Host @TBPN

Alexia Jolicoeur-Martineau

@jm_alexia

AI Researcher 🐱‍💻 2025 ARC Prize Winner I build generative AI for images, videos, text, tabular data, weights, molecules, and video games.

Julian Togelius

@togelius

Researcher. AI, games, markets, open-endedness, evolution. Professor @nyuniversity @NYUGameLab Head of AI @the_nof1 Co-founded @modl_ai Rogueliker.

Anjney Midha

@AnjneyMidha

founder @amppublic

Simo Ryu

@cloneofsimo

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

Kevin Liu

@kliu128

Interested in ai, systems, progress, living a good life

Aman Sanger

@amanrsanger

@cursor_ai founder

Hilary Mason

@hmason

Co-Founder of @PlayHiddenDoor. Formerly Founder of @FastForwardLabs (acquired by @Cloudera). I ♥ data and cheeseburgers. She/her.

Anirudh Goyal

@anirudhg9119

Thinking about thinking. Spent time at @Berkeley_EECS, @MPI_IS, @GoogleDeepMind Gemini ♊.

Lachy Groom

@lachygroom

it's pronounced locky. lachygroom@gmail.com. π.com

Mike Krieger

@mikeyk

Building at Anthropic Labs @anthropicai. Before: CPO at Anthropic, co-founder & CTO of @instagram and @artifact_news

Ahmad Al-Dahle

@Ahmad_Al_Dahle

#Girldad of twins. CTO @ Airbnb, ex-Meta head of GenAI, ex-Apple

Michael Chang

@mmmbchang

Amplify human creativity with Sora @openai Prev: Gemini and Project Astra @GoogleDeepMind, @LangChainAI, @MetaAI, @SchmidhuberAI PhD @berkeley_ai BS @MIT

Robert Long

@rgblong

executive director of @eleosai AI consciousness and AI welfare

Brendan O'Donoghue

@bodonoghue85

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

Ross Wightman

@wightmanr

AI / Computer Vision. Ex head of Software, Firmware Engineering at a Canadian 🦄. Building AI systems or investing in startups that do it better.

Ivan Zhao

@ivanhzhao

CEO @NotionHQ. Tools for thought.

tom white

@dribnet

creations with code and networks

Cate Hall

@catehall

preorder You Can Just Do Things, a guide to personal agency, now: https://shorturl.at/kOCpz anon feedback: http://shorturl.at/vxF24 | http://catehall.com

Michelle Pokrass

@michpokrass

shipping at openai

Zachary Nado

@zacharynado

Research eng @GoogleDeepMind on Gemini pretrain. Personal acct. Past: swe intern @SpaceX, ugrad researcher in @tserre lab @BrownUniversity. All opinions my own.

Hanna Hajishirzi

@HannaHajishirzi

Sr. Director of AI at @allen_ai, Prof at @uw_cse, lead OLMo, Tulu

Boz

@boztank

CTO @Meta. Leading Reality Labs and working on AR, VR, AI, and more. Built v1 of FB News Feed, Messenger, Groups, Mobile Ads. TweetDelete 6mo

Melvin Johnson

@melvinjohnsonp

Researcher @ Google Research. Multilingual NLP and MT. Previously, Stanford CS.

alth0u🧶

@alth0u

general partner at a16z art is a line through your thoughts erstwhile child

Cas (Stephen Casper)

@StephenLCasper

AI safeguards & gov. research. PhD student @MIT_CSAIL (mnr. Public Policy), and Fellow at @BKCHarvard. Fmr. @AISecurityInst. https://stephencasper.com/

Jesse Mu

@jayelmnop

computational linguistics

Siddharth Karamcheti

@siddkaramcheti

Incoming Assistant Professor @GeorgiaTech / @ICatGT / @GTrobotics. Prev: PhD from @StanfordAILab @stanfordnlp. I like robots, language, and people.

Jeffrey Heer

@jeffrey_heer

UW Computer Science Professor. Data, visualization & interaction. he/him. @uwdata @uwdub @vega_vis ex-@trifacta

Ben Mann

@8enmann

Make AI safe again

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

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.

Tianqi Chen

@tqchenml

AssistProf @CarnegieMellon. Distinguished Eng @NVIDIA. Creator of @XGBoostProject, @ApacheTVM. Member http://catalyst.cs.cmu.edu, @TheASF. Views are on my own

Andy Zeng

@andyzengineer

Building robot foundation models @GeneralistAI. Prev @GoogleDeepMind, PhD @Princeton. One experiment away from magic. ✗DMs → email

Casey Chu

@caseychu9

Researcher at @openai

Kyle Kastner

@kastnerkyle

computers and music are fun

Oliver Habryka

@ohabryka

Building https://LessWrong.com and https://Lighthaven.space.

Awni Hannun

@awnihannun

ow knee

elvis

@omarsar0

Building @dair_ai • Prev: Meta AI, Elastic, PhD • New AI learning portal: https://academy.dair.ai/

Shreya Shankar

@sh_reya

Data systems & HCI researcher. On the CS faculty job market. Created http://docetl.org and http://evals.info. PhD @Berkeley_EECS; undergrad @Stanford CS.

Miles Wang

@MilesKWang

Researcher @OpenAI

rahul

@0interestrates

ceo @JuliusAI

Thore Graepel

@ThoreG

Post-AGI research @Deepmind. Prev: AI & ML @Altos_Labs. @DeepMind & @MSFTResearch. #AlphaGo & #TrueSkill, family, music, meditation, Patterns of Thought

Andreas Mueller

@amuellerml

Machine learner, Python geek and scikit-learn developer. Principal Research SDE @AzureData @Microsoft. Posting on LinkedIn now.

Cristóbal Valenzuela

@c_valenzuelab

@runwayml Co-Founder & Co-CEO

David Schnurr

@_dschnurr

engineer @openai

will brown

@willccbb

reward hacking @primeintellect

Ross Taylor

@rosstaylor90

Co-founder and CEO @GenReasoning. Previously lots of other things like: reasoning lead Meta AI, Llama 3/2, Galactica, Papers with Code.

Georges Harik

@gharik

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

Sarah Catanzaro

@sarahcat21

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

Omar Sanseviero

@osanseviero

Developer Experience Lead at @GoogleDeepMind Building Gemini API, Gemma, AI Studio and more AI products. My views ex-Chief Llama Officer @huggingface 🇵🇪🇲🇽

Casey Handmer

@CJHandmer

Physicist, Immigrant, Pilot, Dad. Former Caltech, Hyperloop, NASA JPL. Founder @terraformindies. Hiring!

Sebastian Seung

@SebastianSeung

@FlyWireNews http://microns-explorer.org @eye_wire. Read http://connectomethebook.com @WSJ Top 10 Nonfiction 2012. @PrincetonNeuro @PrincetonCS

shyamal

@shyamalanadkat

applied AI. prev @openai @dukeu. explorer. 🇮🇳

Paul Buchheit

@paultoo

For entertainment purposes only

Irene Chen

@irenetrampoline

ML for healthcare and equity. Assistant Professor @UCBerkeley and @UCSF. Prev @Harvard, @MIT, @MSFTResearch

Avital Oliver

@avitaloliver

Neural Network Plumber @OpenAI. Formerly Google Brain. Worked on http://github.com/google/flax. I used to think I'd become a math professor.

Nathan Labenz

@labenz

AI Scout, building text-2-video @Waymark, host of The Cognitive Revolution podcast

jasmine sun

@jasminewsun

anthropologist of disruption ✰ contributor @theatlantic ✰ newsletter http://jasmi.news

Lili Yu

@liliyu_lili

MTS @thinkymachines ｜Multimodal: Megabyte, Chameleon, Transfusion, MOT, LLMFusion ｜Ex: RS @physical_int @AIatMeta (FAIR) , Phd @MIT

Pranav Shyam

@recurseparadox

research scientist at google deepmind. ಕನ್ನಡಿಗ. past: generative models @openai

Stanislas Polu

@spolu

co-founder+engineer(https://dust.tt); alumni(https://openai.com, https://stripe.com, https://stanford.edu, https://polytechnique.edu);

Peter Wildeford🇺🇸🚀

@peterwildeford

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

Stephanie Zhan

@stephzhan

GP @Sequoia, investing in AI, from company formation. 1st partner to @linear @mach_industries @middeskhq @reflection_ai @ricursiveai @skildai @tavus

Samuel Hammond 🦉

@hamandcheese

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

Ben Hamner

@benhamner

Sumble co-founder and CTO. Learning high-quality, structured data about the world. Formerly @kaggle

Toby Shevlane

@tshevl

@_Mantic_AI cofounder & CEO, on a mission to solve forecasting. Prev: research scientist @GoogleDeepMind, PhD at @UniofOxford.

Harrison Chase

@hwchase17

@LangChain Always hiring: https://www.langchain.com/careers

Peter J. Liu

@peterjliu

Building @getcompoundai (hiring: http://twentylabs.ai/careers). Was Research Scientist @ Google Brain / DeepMind, language model research. 🇨🇦🇺🇸

Brydon Eastman

@brhydon

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

Samuel Albanie 🇬🇧

@SamuelAlbanie

frontier evals lead for gemini @GoogleDeepMind

depths of wikipedia!

@depthsofwiki

hi i’m @anniierau and i like wikipedia! i have live shows coming up in montreal, nyc, and los angeles!

Gergely Orosz

@GergelyOrosz

Writing @Pragmatic_Eng, the #1 software engineering newsletter on Substack. Author of @EngGuidebook. Formerly Uber & Skype.

Tim Sweeney

@TimSweeneyEpic

Epic Games founder and CEO

Theo - t3.gg

@theo

Full time CEO @t3dotchat. Part time YouTuber, investor, and developer

Patrick OShaughnessy

@patrick_oshag

building @psumvc @colossusmag hosting @investlikebest

Evan You

@evanyou

Husband / Father of two / Founder @voidzerodev / Creator @vuejs & @vite_js. Chinese-only alt: @yuxiyou

Guido van Rossum

@gvanrossum

Python's BDFL-emeritus, Distinguished Engineer at Microsoft, Computer History Fellow, fully vaccinated. Opinions are my own. He/him.

Matt Pocock

@mattpocockuk

I teach devs for a living. Author of Total TypeScript and AI Hero. Ex-@vercel. Used to be a voice coach.

Lee Robinson

@leerob

Teaching developers @cursor_ai, previously @vercel

shadcn

@shadcn

I own a computer / Working on https://ui.shadcn.com & https://ds.shadcn.com / @vercel.

Thariq

@trq212

Claude Code @anthropicai. prev YC W20, mit media lab. towards machines of loving grace

Casey Newton

@CaseyNewton

Writing @platformer. Co-hosting Hard Fork @nytimes. Posting good tweets to Instagram stories @crumbler. casey@platformer.news | http://mastodon.social/@caseynewton

Jordan Singer

@jsngr

ceo @mainframe building @async • prev. @figma @diagram (acq) @square

Stewart Butterfield

@stewart

Slack boss • Flickr co-founder • Thought loser • ¯\_(ツ)_/¯ • I'm trying my hardest!

Will Manidis

@WillManidis

and I saw the holy city, the new jerusalem, coming down out of heaven

nxthompson

@nxthompson

CEO @theatlantic. Going out of business soon, since 1857. Author of “The Running Ground," father of three, American record holder in the 50k.

dax

@thdxr

building http://opencode.ai at https://anoma.ly/ not the ceo

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

Dan Shipper 📧

@danshipper

ceo @every | the only subscription you need to stay at the edge of AI

Jared Palmer

@jaredpalmer

VP CoreAI @Microsoft Previously, VP of AI @Vercel. Creator of @v0 and @aisdk. Founder of @Turborepo (acquired by Vercel)

David Shor

@davidshor

Head of Data Science at Blue Rose Research, based in NYC, originally from Miami. I try to elect Democrats. Views are my own. he/him🌹

Jerry Liu

@jerryjliu0

Parsing the world's hardest PDFs @llama_index. cofounder/CEO Careers: https://www.llamaindex.ai/careers Enterprise: https://www.llamaindex.ai/contact

Jay Hack

@mathemagic1an

Head of AI @clickup. Tweets about AI, computing and knowledge work. Previously founder @codegen / ML @palantir / CS @stanford. Not a pseudonym.

Georgi Gerganov

@ggerganov

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

Shu

@shuding

@vercel. @v0, @nextjs, @aisdk, Satori, SWR. Don’t talk unless you can improve the silence.

Erik Bernhardsson

@bernhardsson

Building @modal

Kylie Robison

@kyliebytes

take it easy dude, but take it • writing @corememory • robison (rah-beh-son) not robinson • signal @ kylie.111

ben (is hiring engineers)

@benhylak

we are hiring. cto @raindrop_ai, prev @apple design, @spacex eng

anton

@abacaj

Flo Crivello

@Altimor

Founder @getlindy. "Striving to remember the obvious over grasping the esoteric."

andrew gao

@itsandrewgao

@cognition @stanford; prev @sequoia @LangChain @pika_labs; Z Fellow 🇺🇸; views my own

Varun Mohan

@_mohansolo

building @antigravity @GoogleDeepMind

Anthony Goldbloom

@antgoldbloom

Working on something new; investment partner at @aixventureshq; previously CEO of @kaggle

Dane Knecht 🦭

@dok2001

I help invent the future. CTO @cloudflare. Angel investor.

Evil Rabbit

@evilrabbit_

@vercel Founding Designer

Charlie Marsh

@charliermarsh

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

Peer Richelsen

@peer_rich

i make time @calcom https://t.co/svpVpBOIvu

Saloni

@salonium

Co-founder & editor @WorksInProgMag. Writer, Scientific Discovery. Podcaster, Hard Drugs. Advisor, @coeff_giving. // Prev @OurWorldInData. 🏳️‍🌈

Trapit Bansal

@TrapitBansal

AI Research @Meta TBD Lab | Previously @OpenAI co-creator of OpenAI o1 (thinking in LLM)

Dillon Mulroy

@dillon_mulroy

principal engineer @cloudflare • tweets about functional programming, typescript, neovim, & formula 1 • http://github.com/dmmulroy • http://twitch.tv/dillon

Alexander Embiricos

@embirico

Codex @OpenAI

xjdr

@_xjdr

building AI that wont embarrass me in front of my own standards

Trevor Blackwell

@tlbtlbtlb

Robotics. Simulation. @ycombinator

Sonya Huang 🐥

@sonyatweetybird

Partner @Sequoia

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

evan conrad

@evanjconrad

ceo @sfcompute

Carina Hong

@CarinaLHong

@axiommathai : careers@axiommath.ai

william

@wgussml

cofounder @ Project Prometheus, prev cofounder @generalagents, OpenAI, helped build copilot & MineRL, creator of ell

DANΞ

@cryps1s

CISO @OpenAI | Ex-CISO @PalantirTech | Occasional Shitposter | 🇺🇸 All views are my own, not my employer. Duh. (Tweets == 30d retention)

Brendan McCord 🏛️ x 🤖

@Brendan_McCord

The academy for philosopher-builders (https://www.cosmos-institute.org). A law unto myself, just like you.

Andy Masley

@AndyMasley

When the going gets weird the weird turn pro.

Vedant Misra

@vedantmisra

ASI @DeepMind | @OpenAI (Reasoning / Algorithms Lead) | @HubSpot (ML Labs) | Founder/CEO Kemvi (acq HubSpot) | Physics @Columbia | Husband and Dad

Zhuohan Li

@zhuohan123

building @vllm_project at @meta | ex-openai | cs phd @ 🌁 uc berkeley | machine learning system | the real agi is the friends we made along the way

samir

@_samirism

ChatGPT Personalization and Memory @OpenAI , previously Eng @Snap

Abhi Venigalla

@ml_hardware

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

theseriousadult

@gallabytes

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

Lindsay McCallum Rémy

@lindsmccallum

comms @openai // previously @headlinevc @twitter 1.0 @publicisgroupe paris // very online

Matjaž Leonardis

@MatjazLeonardis

Interested in learning and creativity. In both humans and machines. (Tweets about education, relationships, institutions, math and computation).

Thomas Dimson

@turtlesoupy

Technical Staff @OpenAI. Former CEO @illdotinc (acq. OpenAI). Authored “the algorithm” @Instagram. 🇨🇦. Purple monkey dishwasher.

Rohan Sahai

@rohanjamin

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

Ben Newhouse

@newhouseb

member of technical staff @openai, cofounder @aidkit_tech, former head of sync @dropbox, cofounded bubbli (acquired by dropbox), previously made yelp monocle.

Jeremy Nixon - Automating AI Research

@JvNixon

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

fouad

@fouadmatin

@openai codex, cyber, research, security

Kevin Kwok

@antimatter15

About myself in fewer than 160 chars.

🇺🇦 Alex Polozov

@Skiminok

Member of Technical Staff @reflection_ai • previously @GoogleDeepMind, @Theteamatx, @MSFTResearch, @uwcse • program synthesis, AI for Code & SWE

Matt Knight

@embeddedsec

Engineer-at-Large | Former CISO and VP @OpenAI

Simón

@simonpfish

beep boop

Michael Lai

@Mtclai

AI for state + local government @AnthropicAI | SF elected | community builder

reah miyara

@reah_ai

building rl systems & model evals ex @openai, @googledeepmind, @ibmwatsonx, @nasajpl

Jonathan Lachman

@jonlachman

founding head of operations at thinking machines @thinkymachines. former head of special projects @openai, obama @whitehouse national security budget director

TOoᴼᵒº˙⁰0₀ₒ.·ph

@tophtucker

Sebastian Borgeaud

@borgeaud_s

Research Engineer @GoogleDeepMind Lead for Gemini pre-training

girish sastry

@girishsastry

AI & other things. I used to work at OpenAI on Policy Research.

Rohan Nuttall

@rohancalum

@openai

Roy Frostig

@froystig

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

julia villagra

@juliacvillagra

Mom ex-Chief People Officer OpenAI | ex-HRT Head of People founder, Tertulia | board member, ICA SF

Lorenz Kuhn

@_lorenzkuhn

Reasoning Research @OpenAI | o1-preview through o3

Maja Trebacz

@majatrebacz