Jackson Kernion

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.

Sam Bowman

@sleepinyourhat

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

Eric Jang

@ericjang11

clem 🤗

@ClementDelangue

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

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

Roger Grosse

@RogerGrosse

Matthew Johnson

@SingularMattrix

Researcher at Google Brain. I work on JAX (https://github.com/google/jax).

Taco Cohen

@TacoCohen

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

Boaz Barak

@boazbaraktcs

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

Catherine Olsson

@catherineols

Hanging out with Claude, improving its behavior, and building tools to support that @AnthropicAI 😁 prev: @open_phil @googlebrain @openai (@microcovid)

Ethan Perez

@EthanJPerez

Alignment team lead at Anthropic

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)

Karina

@karinanguyen

building @thoughtfullab, prev. AI research & product @OpenAI, @AnthropicAI, @maisonagi (side proj)

sarah guo

@saranormous

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

Stephanie Chan

@scychan_brains

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

Rohan Pandey

@khoomeik

descending cross-entropy to ascend entropy @PeriodicLabs || prev research @OpenAI @CarnegieMellon '23

Andrew Carr 🤸

@andrew_n_carr

co-founder leading science @getcartwheel co-founder advisor @arcade_ai Past: Codex @OpenAI, Brain @GoogleAI, world ranked Tetris player

Andrew Lampinen

@AndrewLampinen

Interested in cognition and artificial intelligence. MTS at @AnthropicAI. Previously @DeepMind, cognitive science @StanfordPsych. Tweets are mine.

👩‍💻 Paige Bailey

@DynamicWebPaige

✨ AI should be about empowering humans, building understanding, and making dreams realities. 👩‍💻 DevX Eng. Lead @GoogleDeepMind ex-@GitHub || views = my own!

Alex Tamkin

@AlexTamkin

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

rapha

@rapha_gl

making models programmable @ openai

Stephen McAleer

@McaleerStephen

AI researcher at Anthropic

kipply

@kipperrii

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

James Campbell

@jam3scampbell

post training @OpenAI

Alex Albert

@alexalbert__

Research @AnthropicAI. Opinions are my own!

niki parmar

@nikiparmar09

Working @Anthropic. Views expressed here are my own.

andy jones

@andy_l_jones

engineering & research at anthropic. i don't check twitter DMs. email me!

Kevin Roose

@kevinroose

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

j⧉nus

@repligate

↬🔀🔀🔀🔀🔀🔀🔀🔀🔀🔀🔀→∞ ↬🔁🔁🔁🔁🔁🔁🔁🔁🔁🔁🔁→∞ ↬🔄🔄🔄🔄🦋🔄🔄🔄🔄👁️🔄→∞ ↬🔂🔂🔂🦋🔂🔂🔂🔂🔂🔂🔂→∞ ↬🔀🔀🦋🔀🔀🔀🔀🔀🔀🔀🔀→∞

Sharif Shameem

@sharifshameem

playing with models @openai

Trenton Bricken

@TrentonBricken

Trying to make AI go well @AnthropicAI

Andi Peng

@TheAndiPenguin

&i@humans& (co-founder) // prev. building claude @AnthropicAI

Hailey Schoelkopf

@haileysch__

hillclimbing towards generality @anthropicai | prev @AiEleuther | views my own

Peter Henderson

@PeterHndrsn

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

Peter J. Liu

@peterjliu

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

Costa Huang

@vwxyzjn

Exploiting physical rewards @periodiclabs. Prev: RL @allen_ai @huggingface. Built @cleanrl_lib.

Ted Sanders

@sandersted

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

William MacAskill

@willmacaskill

Consider donating 10% to effective charities: http://www.givingwhatwecan.org/pledge Or a career for impact: http://80000hours.org My research: http://forethought.org

David Chalmers

@davidchalmers42

philosopher@NYU. consciousness, reality+, life, the universe, and everything.

Evan Morikawa

@E0M

🤖 @Generalistai. Prev: led eng at @openai. Launched & scaled ChatGPT, GPT-4, DALL·E, APIs. Dir Eng @Nylas, Co-Founder @Proximate, @OlinCollege alum.

tom white

@dribnet

creations with code and networks

anton 🇺🇸

@atroyn

http://troynikov.io | founder @trychroma

rahul

@0interestrates

ceo @JuliusAI | we're hiring engineers: https://julius.ai/careers

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💺

david rein

@idavidrein

sentio ergo sum. researcher @METR_Evals, prev @cohere

Saffron Huang

@saffronhuang

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

Gretchen Krueger

@GretchenMarina

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