Top followers
Sam Altman
@sama
AI is cool i guess
Noam Brown
@polynoamial
Researching reasoning @OpenAI | Co-created Libratus/Pluribus superhuman poker AIs, CICERO Diplomacy AI, and OpenAI o-series 🍓 reasoning models
Jack Clark
@jackclarkSF
@AnthropicAI, ONEAI OECD, co-chair @indexingai, writer @ http://importai.net Past: @openai, @business @theregister. Neural nets, distributed systems, weird futures
Mira Murati
@miramurati
Now building @thinkymachines. Previously CTO @OpenAI
Barret Zoph
@barret_zoph
@openai Past: - CTO & Co-Founder Thinking Machines Lab (@thinkymachines) - VP Research (Post-Training) @openai - Research Scientist at Google Brain
Zico Kolter
@zicokolter
Professor and Head of Machine Learning Department at @CarnegieMellon. Board member @OpenAI and @Qualcomm. Chief Scientist @GraySwanAI.
Aleksander Madry
@aleks_madry
OpenAI and MIT faculty (on leave)
Joshua Achiam
@jachiam0
Freedom, flourishing, and abundance. Chief Futurist @openai. Main author of http://spinningup.openai.com
rishi
@RishiBommasani
Economic impacts of AI; AI policy & governance @StanfordHAI Previous: Stanford CS PhD w/ @percyliang @jurafsky, Cornell CS
will depue
@willdepue
dei ex machina ex-@openai (sora 1 & 2, posttraining o3/4o, pretraining moonshots)
rapha
@rapha_gl
making models programmable @ openai
Meredith Whittaker
@mer__edith
President of @signalapp, Chief Advisor to @ainowinstitute (Also on Mastodon @mer__edith@mastodon.world, also on bsky @meredithmeredith.bsky.social)
Erik Brynjolfsson
@erikbryn
Director @DigEconLab Co-founder, @Workhelix @StanfordHAI @SIEPR @Stanford https://www.amazon.com/Second-Machine-Age-Prosperity-Technologies/dp/0393350649
Kevin Weil 🇺🇸
@kevinweil
BoD @Cisco @nature_org LTC @USArmyReserve Ex CPO+Science @OpenAI, Pres @Planet, Head of Product @Instagram @Twitter ❤️ @elizabeth ultramarathons kids cats math
Chelsea Sierra Voss
@csvoss
engineeress ✨ Member of Technical Staff @openai // board $QCLS // past @pilothq, @sendwaveapp, @khanacademy, CS/math @MIT, 2x IBO gold
Rylan Schaeffer
@RylanSchaeffer
AI RS @ Meta TBD. On-Leave from Stanford w/ @sanmikoyejo. Prev @ Gemini, Meta, MIT, Harvard, Uber, UCL, UC Davis
Tejal Patwardhan
@tejalpatwardhan
research @openai // pain is the moat
Jason Kwon
@jasonkwon
CSO @openai
Evan Morikawa
@E0M
VPE @Generalistai. GP ZSF. Prev: led eng at @openai. Launched & scaled ChatGPT, & APIs. @OlinCollege alum.
Jimmy Apples 🍎/acc
@apples_jimmy
Wagmi. 2025. As featured in Bloomberg. As quoted by Nobel Prize winner Demis Hassabis. As mentioned on the Lex Fridman Podcast💺
Gretchen Krueger
@GretchenMarina
Over at Bluesky. Researcher affiliated w @BKCHarvard, Volunteer @evitable. Previously @openai @ainowinstitute. Views mine. #justdontbuildagi #talktomenotchatgpt
Jong Wook Kim 💟
@_jongwook_kim
Member of Technical Staff @OpenAI; previously at @nyuMARL, @SpotifyResearch, @pandoramusic, @kakaocorpglobal, and @NCSOFT
Steven Heidel
@stevenheidel
API @OpenAI | 🏳️🌈 he/him
Steven Adler
@sjgadler
Co-founder of Guidelight AI Standards (http://guidelight.ai), ex-OpenAI safety researcher, writing at https://clear-eyed.ai
Miles Wang
@MilesKWang
Researcher @OpenAI
Nitarshan
@nitarshan
computer @anthropic, PhD @cambridge_cl. prev created @aisecurityinst, AI Safety Summit, UK AI Research Resource, EU AI Code of Practice.
Angela Jiang
@jiangelaa
AI-maxxing @worktrace_ai 🩷 | Prev. Public Policy & Product @OpenAI, CS PhD @CarnegieMellon
Neil Chowdhury
@ChowdhuryNeil
@TransluceAI, previously @OpenAI
Johannes Heidecke
@JoHeidecke
Safety Systems @ OpenAI
Haydn Belfield
@HaydnBelfield
Research Scientist (Frontier Planning) at @GoogleDeepMind. Research Affiliate @Cambridge_Uni @CSERCambridge & @LeverhulmeCFI. All views my own.
rachel lim
@_rlys
eng, aesthete, bookreader
Steven Levy
@StevenLevy
Editor at Large @WIRED. Signal: stevenlevy.72
Reed Albergotti
@ReedAlbergotti
Tech editor @semafor. co-author of Wheelmen, retired hockey player, Minnesotan. I like riding bikes. Signal: Reed.03 https://www.semafor.com/vertical/tech
James Dyett
@dyett
GTM at @thrivecapital, ex-@openai and @stripe
Jeff Harris
@jeffintime
the malleability of minds. Codex @openai
Aliisa
@aliisarosenthal
former head of sales @openai, current investor @acrewcapital. fine-tuning two small models with @hodgessam.