Karson Elmgren

John Schulman

@johnschulman2

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

Sam Bowman

@sleepinyourhat

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

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

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.

Susan Zhang

@suchenzang

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

Barret Zoph

@barret_zoph

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

Sholto Douglas

@_sholtodouglas

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

Amanda Askell

@AmandaAskell

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

Luke Metz

@Luke_Metz

OpenAI Previously: Thinking Machines, Google Brain

Joshua Achiam

@jachiam0

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

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

Ashish Vaswani

@ashVaswani

Bob McGrew

@bobmcgrewai

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

Leopold Aschenbrenner

@leopoldasch

http://situational-awareness.ai

Richard Ngo

@RichardMCNgo

natural philosopher

Aditya Ramesh

@model_mechanic

VP Robotics @OpenAI

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.

David Luan

@jluan

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

Peter Welinder

@npew

Devices @OpenAI

Niloofar

@niloofar_mire

Technical staff @humansand, incoming asst. prof @LTIatCMU @CMU_EPP, ex RS in @AIatMeta, postdoc @uwcse, Ph.D. @ucsd_cse, former @MSFTResearch -Privacy, ML, NLP

kipply

@kipperrii

"uncanny ability to be mentioned in every slack thread about code that's mysteriously breaking" - claude

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

Ryan Lowe 🥞

@ryan_t_lowe

full-stack alignment 🥞 @meaningaligned prev: InstructGPT @OpenAI

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

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).

Peter Henderson

@PeterHndrsn

Assistant Professor @ Princeton (RL+strategic decisionmaking+Law). Prev: Stanford (JD/PhD); McGill/Mila; Meta FAIR; Amazon; Cal Supreme Court.

Aryaman Arora

@aryaman2020

member of technical staff @stanfordnlp

Christine McLeavey

@mcleavey

@openai audio team: gpt-4o, jukebox & musenet

xuan (ɕɥɛn / sh-yen)

@xuanalogue

Assistant Professor at NUS. Scaling cooperation for an increasingly automated future. PhD @ MIT ProbComp / CoCoSci. Pronouns: 祂/伊

Tao Xu

@txhf

Learning Machine at OpenAI

christina kim

@christinahkim

researcher @openai

william

@wgussml

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

tom white

@dribnet

creations with code and networks

Ariel Herbert-Voss

@adversariel

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

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💺

Saffron Huang

@saffronhuang

how shall we live together? societal impacts researcher @AnthropicAI • ex @GoogleDeepMind @AISecurityInst⋅ @collect_intel co-founder • views mine

Judy Shen

@judyhshen

Societal Impacts Researcher @anthropic prev: @Stanford CS PhD 🇨🇦

Gretchen Krueger

@GretchenMarina

Over at Bluesky. Researcher affiliated w @BKCHarvard, Volunteer @evitable. Previously @openai @ainowinstitute. Views mine. #justdontbuildagi #talktomenotchatgpt

Jacob Jackson

@jbfja

@cursor_ai, created https://same.energy, started @SupermavenAI and @Tabnine, formerly @OpenAI

Jasmine Wang

@j_asminewang

Yacine Jernite

@YJernite

Head of ML & Society @huggingface 🤗

Nathan Labenz

@labenz

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

Toby Shevlane

@tshevl

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

Jong Wook Kim 💟

@_jongwook_kim

Member of Technical Staff @OpenAI; previously at @nyuMARL, @SpotifyResearch, @pandoramusic, @kakaocorpglobal, and @NCSOFT

Chris Painter

@ChrisPainterYup

president @METR_Evals, evals accelerationist, working hard on AGI preparedness

Ben Mann

@8enmann

Make AI safe again

Reiichiro Nakano

@reiinakano

i like building awesome things with awesome people 🇵🇭 🇯🇵

Steven Adler

@sjgadler

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