Nathan Labenz @labenz
AI Scout, building text-2-video @Waymark, host of The Cognitive Revolution podcast cognitiverevolution.ai Detroit, MI Joined January 2009-
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"Suppose every [model] is just a big Mixture of Experts that's been smushed together. Can we separate out the experts? …it's like model unmerging." @leedsharkey on the intuition behind his team's bet on a new paradigm for explaining and editing models
You can add my “AI Bad Behavior” deck to the list of things growing exponentially
You can add my “AI Bad Behavior” deck to the list of things growing exponentially
I love this so much
I lost a friend to a drunk driver. My wife and children nearly had a head-on collision after being rear-ended by a texting teenager. New data strongly suggests: if the cars involved had been Waymos, none of this would have happened. Road safety is a personal issue for me.…
Everyone knows Stripe is a powerhouse Emily and the Payments Foundation Model - and the way they are using it across the company - help explain why Lot of alpha in this episode, for AI engineers and enterprise strategists alike
Everyone knows Stripe is a powerhouse Emily and the Payments Foundation Model - and the way they are using it across the company - help explain why Lot of alpha in this episode, for AI engineers and enterprise strategists alike
I enjoyed joining @labenz on the @CogRev_Podcast to discuss how Stripe is building the economic infrastructure for AI—from our foundation model, to enabling agentic commerce, and how AI companies are building on @stripe:
Congrats to @MikeMcCormick_ & the @HalcyonFutures team! I attended a ~20-person retreat last year and got huge value from it – I'm still in regular contact with at least 6 people I met there If you're working on a relevant project – or want to – connect with Mike 👇
Congrats to @MikeMcCormick_ & the @HalcyonFutures team! I attended a ~20-person retreat last year and got huge value from it – I'm still in regular contact with at least 6 people I met there If you're working on a relevant project – or want to – connect with Mike 👇
Dyson sphere bootloader plans just dropped
I’m pretty sure that @stevewoz didn’t really endorse @Famous_AI and this is just a strong fake but… it’s getting pretty hard to tell, and TikTok commenters seem to be taking it at face value (or they too are bots?) Strange times ahead!

Jim Fan @DrJimFan
327K Followers 3K Following 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.
Robin Hanson @robinhanson
113K Followers 726 Following Let’s skip witty banter & talk deep Qs. Books: https://t.co/hpZgEm55Ma https://t.co/iFs9C3IuOM Chief Scientist @_futarchy Advisor @MetaDAOProject @butterygg
Gary Marcus @GaryMarcus
193K Followers 7K Following “In the aftermath of GPT-5’s launch … the views of critics like Marcus seem increasingly moderate.” —@newyorker
Stefan Schubert @StefanFSchubert
39K Followers 2K Following Effective Altruism and the Human Mind (with @LuciusCaviola) is available for free at: https://t.co/ozvdxlZiro
Ben Tossell @bentossell
165K Followers 437 Following twin dad // droid whisperer @FactoryAI // tinkerer/investor https://t.co/iLpIJT2Vlg // founder makerpad (acq by zapier)
Nathan 🔎 @NathanpmYoung
24K Followers 4K Following Geopolitics, prediction markets. If you think I'm wrong, community note me. Capital case tweets are literal, others less. I like most people when I meet them.
elvis @omarsar0
266K Followers 680 Following Building with AI agents @dair_ai • Prev: Meta AI, Galactica LLM, Elastic, PaperswithCode, PhD • I share insights on how to build with AI Agents ↓
Peter Wildeford🇺�... @peterwildeford
22K Followers 322 Following Globally ranked top 20 forecaster 🎯 AI is not a normal technology. I'm working at @IAPSai to shape AI for global prosperity and human freedom.
Miles Brundage @Miles_Brundage
62K Followers 12K Following AI policy researcher, wife guy in training, fan of cute animals and sci-fi, Substack writer, stealth-ish non-profit co-founder
Rob Wiblin @robertwiblin
45K Followers 770 Following Host of the 80,000 Hours Podcast. Exploring the inviolate sphere of ideas one interview at a time: https://t.co/2YMw00bkIQ
David Manheim @davidmanheim
10K Followers 2K Following Lecturer @TechnionLive, founder @alter_org_il, emeritus @superforecaster, PhD @PardeeRAND Optimistic on AI, pessimistic on humanity managing the risks well.
Guy Parsons @GuyP
60K Followers 7K Following building things with #AI 🤖 #DALLE & #MidJourney adventurer ✍️ editor, https://t.co/77MJXuLSTd 🖼 curator of the https://t.co/8Xctk6XoPs
Stanislas Polu @spolu
18K Followers 625 Following _co-founder+engineer(https://t.co/SXBR0l9TrF @dusthq), _alumni(https://t.co/8jAnpFAkp1, https://t.co/e99AaHzlA0, https://t.co/4jg6knqi2S, https://t.co/kXE6PNf8xH)
Michaël (in London) ... @MichaelTrazzi
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AntiWoke @posner_eric
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DebbyRaglan @J6mA995m5VQ2yW
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Mercedes 101 @drivewithxavier
2 Followers 21 Following Xavier Vargas | Mercedes-Benz of The Woodlands | Helping you drive luxury with Mercedes-Benz & commercial Sprinter vans | DM for inquiries or visit me!
mahmood 22 @mahmood22411535
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MadHermitHimbo @MadHermitHimbo
142 Followers 508 Following Currently CloudSec, School was NLP for pharma toxicity modeling Side thing was old-school ML algotrading Focus is autoregressive text LLMs from arch to product
Raiza Martin @raizamrtn
21K Followers 507 Following Co-founder // @gethuxe 🎧 Previously at @NotebookLM @GoogleLabs
Hypatia @HypatiaGa
2 Followers 74 Following
Vladimir Arauzo @ArauzoVladimir
4 Followers 90 Following
Ross Matican @rossmatican
1K Followers 5K Following investing in AI safety & security @HalcyonVC @HalcyonFutures | Grantee @cosmos_inst | Fmr. @BessemerVP @CartaInc @TheInformation
Jeff Weinstein @jeff_weinstein
41K Followers 6K Following product at @stripe. tiny angel investor. led @wagonhq (acq by @box) and @hyperpublic (acq by @groupon). i reply to good cold emails.
Jaypeg @JulesGrinnell
48 Followers 328 Following
Jacques @JacquesThibs
4K Followers 1K Following Stealth founder focused on securing the future. AI alignment researcher and physicist. 🇨🇦
GPU financing @GPUfinancing
95 Followers 1K Following We help companies scale AI infrastructure through GPU financing, no upfront costs, no delays, just pure compute power.
Vertical Data @Vertical__Data
91 Followers 1K Following Empowering AI innovation with turnkey GPU hardware, colocation, and managed services. Scalable, efficient solutions for your compute needs. 📞+1 (702) 936-3715
Maddy Bromberger @madum9527
2 Followers 69 Following
Halcyon Futures @HalcyonFutures
58 Followers 112 Following At Halcyon Futures, we challenge accomplished leaders to tackle the civilization-scale challenges that accompany transformative AI.
Guy Fawkes @vaudevilliano
37 Followers 474 Following Voilà! À vista, um humilde veterano vaudevilliano, apresentado vicariamente como ambos, vítima e vilão pelas vicissitudes do Destino.
Halcyon Ventures @HalcyonVC
19 Followers 84 Following Halcyon Ventures creates and invests in companies making AI secure and beneficial for humanity: @GoodfireAI @aiunderwriting @confident_sec and more
Avi @siroctny3413154
5 Followers 280 Following Interested in AI safety, why deep learning works, and linguistics
Jordan Talks Everyday... @EverydayAI_
2K Followers 1K Following Top 10 tech podcast on Spotify | AI Media and Consultancy company | Loyal monthly audience of 180k+. Taught prompt engineering live to 9k+ business leaders.
Chega Mais Investidor... @ChegaMaisInvest
3 Followers 74 Following Educação Financeira de um jeito que você nunca viu / Investimentos, Economia, Empreendedorismo, Negócios
Siavash Seydi @sicritdisc
0 Followers 17 Following
Zhao Sheng @ZhaoSheng22469
23 Followers 288 Following Cripple your cultivation and kowtow, and this patriarch will let you live
Cornelia Kutterer @ckutterer
2K Followers 1K Following tech policy geek, interested in the bigger questions of AGI - focused on Responsible AI Governance - mom of 3 adolescents - trying to be zen
Marci Harris @marcidale
5K Followers 6K Following @POPVOX/@POPVOXfdn cofounder, lawyer; fmr congress staffer @HarvardAsh @NewAmerica fellow; taught polisci/public policy @usfca @sjsu
Carolina Delgado @carolletta
10K Followers 5K Following Product Designer & Visual/AI Artist. Featured in Midjourney Magazine Issue 21 and Beeple Studios's Digital Art Deathmatch. I share prompts, articles and sref.
Sharmila 💻AI Ethic... @moeshoujo
186 Followers 2K Following My Logic has been deemed as being Superior, with a humanitarian edge👸 A pioneer to shape the #world in a #superintelligent manner #AI #WomeninWeb3 #FinTech
🌎 Alexander Haase @herrhaase
986 Followers 4K Following Design for a world with safe AI – @apolloaievals, @bluedotimpact, @epochairesearch, @horizonIPS. Prev @teaminset, @walletconnect, @toucanprotocol
Srerdor @Srerdor920260
95 Followers 2K Following
Earl Dennsion Tan @EarlDennisonTan
30 Followers 394 Following AI Engineer tinkering with LLMs to make 'em actually useful Skeptical of benchmarks, pragmatic builds.
Sophien Kamoun @KamounLab
40K Followers 28K Following Biologist at The Sainsbury Lab; passionate about plant pathogens and evolution; open science advocate; loves travel, food and sports; nomad and hunter-gatherer.
Axehui @Axehui341
27 Followers 2K Following
Alexia Marchetti @alexiamarchetti
568 Followers 2K Following comms & social lead @speak // Prev @linktree_, @calm, @praytellagency, @edelmanpr
T.Theodorus Ibrahim @theodorus5
425 Followers 3K Following
『』 @lilbusdr1v3r
47 Followers 3K Following
Lakshay Dagar @ldagar315
112 Followers 798 Following Gen AI | Startups | Venture Capital | IIT Delhi' 24 | https://t.co/iVRTM1P4R0
gwas_ai @gwas_ai
5 Followers 119 Following
Christine Peterson @lifeext
2K Followers 2K Following Cofounder and Senior Fellow at Foresight Institute @foresightinst, with an interest in longevity and life extension. Coauthor of Gaming the Future (2022).
0xf2258f @0xf2258f_fr
303 Followers 7K Following AI/ML Consultant & MLOps Dev | Build Smarter Products, Faster | Advisory, Dev & Delivery NetHunter :: Security Analyst & Developer Build&Break Things
coipdfty @coipdfty
11K Followers 9K Following Belts, I have my plaid style, and COIPDFTY's legendary colorful style!
Andrej Karpathy @karpathy
1.4M Followers 1K Following Building @EurekaLabsAI. Previously Director of AI @ Tesla, founding team @ OpenAI, CS231n/PhD @ Stanford. I like to train large deep neural nets.
Yann LeCun @ylecun
954K Followers 765 Following Professor at NYU. Chief AI Scientist at Meta. Researcher in AI, Machine Learning, Robotics, etc. ACM Turing Award Laureate.
Eliezer Yudkowsky ⏹... @ESYudkowsky
209K Followers 101 Following The original AI alignment person. Understanding the reasons it's difficult since 2003. This is my serious low-volume account. Follow @allTheYud for the rest.
François Chollet @fchollet
575K Followers 816 Following Co-founder @ndea. Co-founder @arcprize. Creator of Keras and ARC-AGI. Author of 'Deep Learning with Python'.
Jim Fan @DrJimFan
327K Followers 3K Following 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.
Robin Hanson @robinhanson
113K Followers 726 Following Let’s skip witty banter & talk deep Qs. Books: https://t.co/hpZgEm55Ma https://t.co/iFs9C3IuOM Chief Scientist @_futarchy Advisor @MetaDAOProject @butterygg
AK @_akhaliq
428K Followers 3K Following AI research paper tweets, ML @Gradio (acq. by @HuggingFace 🤗) dm for promo ,submit papers here: https://t.co/UzmYN5YmrQ
Ethan Mollick @emollick
290K Followers 579 Following Professor @Wharton studying AI, innovation & startups. Democratizing education using tech Book: https://t.co/CSmipbJ2jV Substack: https://t.co/UIBhxu4bgq
Gary Marcus @GaryMarcus
193K Followers 7K Following “In the aftermath of GPT-5’s launch … the views of critics like Marcus seem increasingly moderate.” —@newyorker
Alex Tabarrok @ATabarrok
90K Followers 717 Following Prof of economics at George Mason, co-founder of the online education platform https://t.co/yocRRym80n. Advisor to firms, incl MultiversX, TEAL, Bluechip, 0L Network +
Emad @EMostaque
291K Followers 24 Following Distributing Intelligence @ii_posts. Founder @StabilityAI.
Joscha Bach @Plinz
154K Followers 787 Following FOLLOWS YOU. Artificial Intelligence, Cognitive Architectures, Computation. The goal is integrity, not conformity. https://t.co/rFUNzdYXuK
Google DeepMind @GoogleDeepMind
1.2M Followers 279 Following We’re a team of scientists, engineers, ethicists and more, committed to solving intelligence, to advance science and benefit humanity.
Richard Ngo @RichardMCNgo
64K Followers 2K Following studying AI and trust. ex @openai/@googledeepmind
Suhail @Suhail
388K Followers 509 Following Founder: @mixpanel, next: 🤖🦾🦿 Pizzatarian, programmer, music maker
Chris Lakin @ChrischipMonk
8K Followers 875 Following unlearning researcher - https://t.co/YdMw8UqHlI unlearning, memetic viruses, collective intelligence, incentive alignment, awkward social events, matchmaking
Jarrett Abello @adzempic
464 Followers 304 Following Chief Technologist at Playwire. Prev: RaptFM. I like my own tweets.
Tejal Patwardhan @tejalpatwardhan
7K Followers 644 Following thinking hard about hard evals // research @openai
Jack Altman @jaltma
110K Followers 541 Following Early stage investor at Alt Capital. Ripping some podcasts at https://t.co/6RDbPN5jq6. Founder of Lattice.
Zane Hengsperger @zanehengsperger
23K Followers 1K Following slinging metal @noxmetals (YC S25) | Supplying America's Industrial Base
Jacques @JacquesThibs
4K Followers 1K Following Stealth founder focused on securing the future. AI alignment researcher and physicist. 🇨🇦
Halcyon Futures @HalcyonFutures
58 Followers 112 Following At Halcyon Futures, we challenge accomplished leaders to tackle the civilization-scale challenges that accompany transformative AI.
Brian Halligan @bhalligan
92K Followers 1K Following Co-founder of HubSpot | Propeller Ventures | Sequoia | MIT Sr. Lecturer | author. …Chat with my clone: https://t.co/GtYthfpIMv
Chris Paxton @chris_j_paxton
20K Followers 3K Following Mostly posting about robots. currently AI @agilityrobotics prev embodied AI @AIatMeta, @NVIDIAAI. All views my own. writing: https://t.co/iNLA4djfZo
RoboPapers @RoboPapers
2K Followers 3 Following @chris_j_paxton & @micoolcho geeking out weekly with authors of robotics AI papers. On YouTube / X / Spotify
4Wall AI @RLenvs
70 Followers 22 Following Scaling s-tier interactive RL environments. New eval loading: https://t.co/hWHchcqi8S
Jonathan Siddharth @jonsidd
6K Followers 4K Following Founder & CEO, Turing | Training SuperIntelligence. obsessed about learning rate
Jordan Talks Everyday... @EverydayAI_
2K Followers 1K Following Top 10 tech podcast on Spotify | AI Media and Consultancy company | Loyal monthly audience of 180k+. Taught prompt engineering live to 9k+ business leaders.
Artificial Intelligen... @aiunderwriting
175 Followers 3 Following AIUC certifies and insures AI agents.
Zhijing Jin@HLF2025 @ZhijingJin
6K Followers 1K Following @zhijingjin.bsky.social☀️Assi. Prof@UofTCompSci. Postdoc@MPI_IS w/ @bschoelkopf. @CausalNLP + NLP4SocialGood @NLP4SG. Mentor & mentee @ACLMentorship
Effective Institution... @EffectiveInst
197 Followers 0 Following EIP is a global working group that seeks out and incubates high-impact strategies to improve institutional decision-making around the world.
Kevin Esvelt @kesvelt
9K Followers 22 Following Sculpting evolution & safeguarding biotechnology, MIT Media Lab.
Jason Kelly @jrkelly
29K Followers 2K Following Co-founder and CEO at Ginkgo Bioworks ($DNA)🧬 Former Chair of US National Security Commission on Emerging Biotechnology 🇺🇸
Jasmine @j_asminewang
7K Followers 1K Following alignment @OpenAI. past @AISecurityInst @verses_xyz @kernel_magazine @readtrellis @copysmith_ai
Jerry Tworek @MillionInt
23K Followers 700 Following Berry farmer @ OpenAI | o3, o1, GPT4, ChatGPT, Codex, Solved Rubik’s cube with robotic hand | cautious AI optimist
Mostafa Rohaninejad @MostafaRohani
4K Followers 152 Following Member of Technical Staff @ OpenAI; Ex-Covariant, Ex-BAIR
Andy Masley @AndyMasley
5K Followers 2K Following When the going gets weird the weird turn pro Director of EA DC
Christine Peterson @lifeext
2K Followers 2K Following Cofounder and Senior Fellow at Foresight Institute @foresightinst, with an interest in longevity and life extension. Coauthor of Gaming the Future (2022).
Grad @Grad62304977
7K Followers 2K Following
Shane Gu @shaneguML
41K Followers 2K Following Gemini Thinking, Senior Staff RS @GoogleDeepMind. 🇯🇵-born 🇨🇳🇨🇦. ex: Gemini Multilinguality Post-Train Lead, GPT-4 @OpenAI (JP: @shanegJP)
JingyuanLiu @JingyuanLiu123
3K Followers 425 Following https://t.co/D7zLeTZRMh is all you need | Opinions are my own
Marvin von Hagen @marvinvonhagen
13K Followers 784 Following co-founder @interaction (hiring, dms open!) // prev co-founder @tum_boring, stints @tesla + @mit
Facts and Quips⏹ @FactsAndQuips
134 Followers 116 Following Extinction from AI is a choice. Let’s not do that. Formerly a humor and flash fiction account. Scroll back to Fall 2018 if you want the bangers.
Christian Szegedy @ChrSzegedy
42K Followers 3K Following #deeplearning, #ai research scientist. Opinions are mine.
Existential Hope @HopeExistential
795 Followers 214 Following Building radically better futures through tech, foresight, and imagination. #XHope 🚀
NASA Solar System @NASASolarSystem
3.0M Followers 138 Following Join us as we explore the worlds of our solar system.
Mike Futia @mikefutia
29K Followers 1K Following AI Automation Partner for Creative Agencies & DTC Brands | 🎧 Book a call: https://t.co/C3GlzMyO2C | 📩 AI Newsletter: https://t.co/wlHcmqv3T0
Andrew Tan @andrewztan
6K Followers 608 Following Founding Partner @thehumans | Founder @joinnovaco (acq.) | TLDR AI newsletter (900,000+ readers) | CS @Stanford @UCBerkeley | Prev @GoogleAI @citadel @sequoia
MagicPath @MagicPathAI
8K Followers 17 Following ✨ Vibe designing. An infinite canvas to create, explore and refine with AI in your style. The Cursor moment for design. 🧙🏻♂️https://t.co/QstG1UFcxD
Dhravya Shah @DhravyaShah
38K Followers 3K Following 20. contributing to AGI with memory Chief builder, Solo Founder, CEO @SupermemoryAI. "extraordinary" @O1Visa. Lifelong learner and serial shipper.
alterego @alterego_io
12K Followers 2 Following