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.
Alexandr Wang
@alexandr_wang
FOUNDERchief ai officer @meta, founder @scale_ai. rational in the fullness of time
William Fedus
@LiamFedus
RESEARCHERCo-Founder of @periodiclabs Past: VP of Post-Training @OpenAI; Google Brain
Richard Socher
@RichardSocher
RESEARCHERCEO @youdotcom MP @aixventuresHQ Before: Stanford Adj Prof in AI/NLP, Chief Scientist at Salesforce, MetaMind
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
Logan Kilpatrick
@OfficialLoganK
ENGINEERMember of technical staff, working on @GoogleAIStudio, the Gemini API, & Kaggle. My views!
David Sacks
@DavidSacks
INVESTORTech founder & investor. Personal views only. Official account: @davidsacks47
Aran Komatsuzaki
@arankomatsuzaki
RESEARCHERSharing AI research. Early work on AI (GPT-J, LAION, scaling, MoE). Ex ML PhD (GT) & Google.
Lulu Cheng Meservey
@lulumeservey
CREATORRostra founder, Shopify board, ex Activision & Substack, writing http://www.getflack.com
sarah guo
@saranormous
INVESTORstartup investor/helper, founder @conviction. accelerating AI adoption, interested in progress. tech podcast: @nopriorspod
augustus odena
@gstsdn
RESEARCHERSomething new. Previously: AI research at TBD Labs / Meta; cofounder at @AdeptAILabs; Invented Scratchpad / Chain-of-Thought; Google Brain
Josh Clymer
@joshua_clymer
RESEARCHERTurtle hatchling trying to make it to the ocean. Preparing for my automation @OpenAI. Contact via email: jclymer@openai.com.
Beff (e/acc)
@beffjezos
FOUNDERfounder @ e/acc // thermo king @extropic // Kardashev scaling is all you need
Rohan Pandey
@khoomeik
RESEARCHERdescending cross-entropy to ascend entropy @PeriodicLabs || prev research @OpenAI @CarnegieMellon '23
⿻ Andrew Trask
@iamtrask
RESEARCHERi teach AI on X building AI with attribution-based control @openminedorg, @GoogleDeepMind, @OxfordUni, @UN, @GovAI_, and @CFR_org
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
Jiahui Yu
@jhyuxm
RESEARCHERLead Multimodal @Meta Superintelligence Lab. Previously led Perception @OpenAI; co-led Gemini Multimodal @GoogleDeepMind.
Adam.GPT
@TheRealAdamG
EXECUTIVEGTM at @OpenAI. Senior token slinger. A fan of NY sports, memes, tech & nice people. NJ. My 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.
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)
@teortaxesTex
CREATORWe're in a race. It's not USA vs China but humans and AGIs vs ape power centralization. @deepseek_ai stan #1, 2023–Deep Time «C’est la guerre.» ®1
mark pincus
@markpinc
FOUNDERFounder @zynga. Partner/Reinvent Capital. Passionate product maker, biker, surfer. Father of three amazing girls and two amazing boys! Pre order my book!
Jack Altman
@jaltma
INVESTORPartner @Benchmark. Previously founded Alt Cap and Lattice. Podcasting http://uncappedpod.com.
Tony Zhao
@tonyzzhao
RESEARCHERCo-founder and CEO @sundayrobotics. Stanford PhD dropout, ex Deepmind, Tesla, GoogleX
Jessica Livingston
@jesslivingston
FOUNDERCofounder, Y Combinator; Author, Founders at Work; Host, The Social Radars podcast.
Austen Allred
@Austen
FOUNDERFounder http://GauntletAI.com: Free AI training for the smartest engineers. Will tweet as I wish and suffer the consequences. Accelerando: @kellyclaudeai
Yuchen Jin
@Yuchenj_UW
ENGINEERCooking fun AI systems & products @databricks. Prev: Co-founder & CTO @ Hyperbolic, OctoAI (acquired by @nvidia) Apache TVM, PhD @ University of Washington.
Pessimists Archive
@PessimistsArc
CREATORFear of new things in the past. Exploring pessimism and panic through the ages. Curated by @louisanslow - Substack:
Matt Clifford
@matthewclifford
FOUNDERCo-founder @join_ef; Chair @ARIA_Research; Make Britain Rich Again.
Erik Torenberg
@eriktorenberg
INVESTORGeneral Partner @a16z. Positive-sum. Striving for a thousand year heart.
Thore Graepel
@ThoreG
RESEARCHERPost-AGI research @Deepmind. Prev: AI & ML @Altos_Labs. @DeepMind & @MSFTResearch. #AlphaGo & #TrueSkill, family, music, meditation, Patterns of Thought
Georges Harik
@gharik
ENGINEERhumans& co-founder, 7th employee google, co-created adwords online, co-created adsense targeting, worked on ai, gmail, calendar, bought android.
Vikash Kumar
@Vikashplus
RESEARCHERBuilding Human-embodied Intelligence. CEO @MyoLabAI | Sr. research scientist @OpenAI @GoogleAI @AIatMeta | @berkeley_ai @UWcse #MuJoCo | Ad. Prof. @CMU_Robotic
Ben Hamner
@benhamner
FOUNDERSumble co-founder and CTO. Learning high-quality, structured data about the world. Formerly @kaggle
Peter J. Liu
@peterjliu
RESEARCHERBuilding @getcompoundai (hiring: http://twentylabs.ai/careers). Was Research Scientist @ Google Brain / DeepMind, language model research. 🇨🇦🇺🇸
Stephan Hoyer
@shoyer
ENGINEERAI for science at @PeriodicLabs. Formerly, building AI climate models at Google. I also contribute to the scientific Python ecosystem (Xarray, NumPy, JAX).
Ro Khanna
@RoKhanna
POLITICIANNew Economic Patriotism: Good Jobs, Low Costs, No Dumb Wars. 21st century Marshall Plan for America. M4A. $10 day childcare. Tax ultra wealth. (650) 999-9610
Addy Osmani
@addyosmani
EXECUTIVEDirector, @GoogleCloud AI. Gemini ✨ Vertex. Prev: Eng. leader, @GoogleChrome • Author • Great user, developer & AI experiences • @GoogleAI @GoogleDeepMind
Gergely Orosz
@GergelyOrosz
CREATORWriting @Pragmatic_Eng, the #1 software engineering newsletter on Substack. Author of @EngGuidebook. Formerly Uber & Skype.
Crémieux
@cremieuxrecueil
CREATORI write about genetics, 'metrics, and demographics. Read my long-form writing at http://www.cremieux.xyz.
delian
@zebulgar
INVESTORspace drugs and arms @vardaspace | village idiot/partner @foundersfund | porthos @hillvalleyforum
Thariq
@trq212
ENGINEERClaude Code @anthropicai. prev YC W20, mit media lab. towards machines of loving grace
Jarred Sumner
@jarredsumner
FOUNDERbuilding @bunjavascript at @anthropicai. formerly: @stripe (twice) @thielfellowship. high school dropout. npm i -g bun
Will Manidis
@WillManidis
CREATORand I saw the holy city, the new jerusalem, coming down out of heaven
Senator Scott Wiener
@Scott_Wiener
POLITICIAN6’7” CA State Senator 🏳️🌈 ✡️ Policy nerd & chronic legislative overachiever 🤓 Running for Congress to protect our democracy 💙 Vote June 2, 2026 🗳️
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).
ben (is hiring engineers)
@benhylak
ENGINEERwe are hiring. cto @raindrop_ai, prev @apple design, @spacex eng
Jacob Helberg
@jacobhelberg
POLITICIANUnder Secretary of State proudly serving @realdonaldtrump @potus @secrubio (personal account)
Ben Newhouse
@newhouseb
ENGINEERmember of technical staff @openai, cofounder @aidkit_tech, former head of sync @dropbox, cofounded bubbli (acquired by dropbox), previously made yelp monocle.
Michael Lai
@Mtclai
POLITICIANAI for state + local government @AnthropicAI | SF elected | community builder