BIO
@anthropicai prev fixing things @googledeepmind
Andrej Karpathy
@karpathy
I like training large deep neural nets.
Sam Bowman
@sleepinyourhat
AI alignment + LLMs at Anthropic. On leave from NYU. Views not employers'. No relation to @s8mb. Into @givingwhatwecan.
John Schulman
@johnschulman2
@thinkymachines. Interested in reinforcement learning, alignment, birds, jazz music
Jan Leike
@janleike
AI research @AnthropicAI. Previously OpenAI & DeepMind. Optimizing for a post-AGI future where humanity flourishes. Opinions aren't my employer's.
David Duvenaud
@DavidDuvenaud
Machine learning prof @UofT. Former team lead at Anthropic. Working on generative models, inference, & latent structure.
Roger Grosse
@RogerGrosse
Barret Zoph
@barret_zoph
@openai Past: - CTO & Co-Founder Thinking Machines Lab (@thinkymachines) - VP Research (Post-Training) @openai - Research Scientist at Google Brain
Matthew Johnson
@SingularMattrix
Researcher at Google Brain. I work on JAX (https://github.com/google/jax).
Ethan Perez
@EthanJPerez
Alignment team lead at Anthropic
Riley Goodside
@goodside
Mostly screenshots of chatbots since 2022. Formerly: Google DeepMind, Scale.
Rishabh Agarwal
@agarwl_
Reinforcement Learner @periodiclabs, Adjunct Prof at McGill. Ex Meta, DeepMind, Brain, @iitbombay. NeurIPS Best Paper, On-Policy Distillation
Stephanie Chan
@scychan_brains
Staff Research Scientist at DeepMind. Artificial & biological brains 🤖 🧠 Societal impacts of AI + Science of AI. Views are my own.
Christopher Potts
@ChrisGPotts
Stanford Professor of Linguistics and, by courtesy, of Computer Science. Member of technical staff @stanfordnlp and @StanfordAILab. Co-founder @ Bigspin AI.
rishi @ ICML
@RishiBommasani
Economic impacts of AI; AI policy & governance @StanfordHAI Previous: Stanford CS PhD w/ @percyliang @jurafsky, Cornell CS
Eric Zelikman
@ericzelikman
cofounder & ceo @humansand - building ai for humans // was lgtm-ing @xAI, phd-ing @stanford
Jack Morris
@jxmnop
research @engramlab // language models, information theory, science of AI
Neel Nanda
@NeelNanda5
Mechanistic Interpretability lead DeepMind. Formerly @AnthropicAI, independent. In this to reduce AI X-risk. Neural networks can be understood, let's go do it!
Aäron van den Oord
@avdnoord
GenMedia lead at DeepMind: Gemini Omni, Veo, Genie, Nano Banana. Research Scientist
Andrew Lampinen
@AndrewLampinen
Interested in cognition and artificial intelligence. MTS at @AnthropicAI. Previously @DeepMind, cognitive science @StanfordPsych. Tweets are mine.
Stella Biderman
@BlancheMinerva
Ensuring that tech companies don't have a monopoly on being able to do research on cutting edge AI @AiEleuther. She/her
Dylan HadfieldMenell
@dhadfieldmenell
Associate Prof @MITEECS working on value (mis)alignment in AI systems; Safety & Alignment Advisor at http://Character.AI; @dhadfieldmenell@bsky.social; he/him
Alex Tamkin
@AlexTamkin
machine learning, science & society @AnthropicAI | recently: Clio, Anthropic Economic Index, Claude Artifacts | prev: phd @StanfordAILab, @stanfordnlp
Siva Reddy
@sivareddyg
Assistant Professor @Mila_Quebec @McGillU @ServiceNowRSRCH; Postdoc @StanfordNLP; PhD @EdinburghNLP; Natural Language Processor #NLProc
Rohan Pandey
@khoomeik
descending cross-entropy to ascend entropy @PeriodicLabs || prev research @OpenAI @CarnegieMellon '23
Aidan McLaughlin
@aidan_mclau
posttraining research @openai
Owain Evans
@OwainEvans_UK
Runs an AI Safety research group in Berkeley (Truthful AI) + Affiliate at UC Berkeley. Past: Oxford Uni, TruthfulQA, Reversal Curse. Prefer email to DM.
Richard Ngo
@RichardMCNgo
natural philosopher
Pavel Izmailov
@Pavel_Izmailov
Researcher @AnthropicAI 🤖 Assistant Professor @nyuniversity 🏙️ Previously @OpenAI #StopWar 🇺🇦
Kory Mathewson
@korymath
@GoogleDeepMind generative AI models + agents | getting great tech into the hands of great creative people
Stephen McAleer
@McaleerStephen
AI researcher at Anthropic
Kayo Yin
@kayo_yin
PhD student @berkeley_ai. AI persuasion, safety, sign language. Prev @carnegiemellon @polytechnique, intern @msftresearch @deepmind. 🇫🇷🇯🇵
Theo Weber
@theophaneweber
Research scientist @ DeepMind; currently working on thinking/reasoning in Gemini.
Yonatan Belinkov
@boknilev
Associate professor of computer science @TechnionLive; visiting scholar @KempnerInst 2025-2026.
Kevin Roose
@kevinroose
NYT tech columnist, Hard Fork co-host, high-perplexity language model. Author of The AGI Chronicles (on sale 10/6, preorder now!)
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.
Sarah Wiegreffe
@sarahwiegreffe
Research in NLP & trustworthy ML (mostly interpretability). Trying to make LMs more transparent, reliable, & safe. Assistant prof @umdcs @clipumd Views my own.
Alex Albert
@alexalbert__
Research @AnthropicAI. Opinions are my own!
Rylan Schaeffer
@RylanSchaeffer
Creating something new. Ex-Meta TBD. On-Leave from Stanford w/ @sanmikoyejo. Prev @ Gemini, MIT, Harvard, Uber, UCL, UC Davis
Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)
@teortaxesTex
We'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
James Campbell
@jam3scampbell
post training @OpenAI
David Bau
@davidbau
Computer Science Professor at Northeastern, Ex-Googler. Believes AI should be transparent. @davidbau@sigmoid.social @davidbau.bsky.social http://baulab.info
Yu Bai
@yubai01
Training Accelerations @OpenAI. Previously @SFResearch, PhD @Stanford.
Zhiqing Sun
@EdwardSun0909
Lead agent research @Meta MSL TBD Lab. previously posttraining/agent research @OpenAI. CS PhD @LTIatCMU
Scott Gray
@scottgray76
GPU Geek at @OpenAI. I have a long standing interest in neuroscience and its application to machine learning. He/Him.
will brown
@willccbb
reward hacking @primeintellect
Victoria X Lin
@VictoriaLinML
MTS @thinkymachines | Native Multimodal Intelligence Prev: @AIatMeta @SFResearch • PhD @uwcse
Sharif Shameem
@sharifshameem
playing with models @openai
Victoria Krakovna
@vkrakovna
Research scientist in AI alignment at Google DeepMind. Co-founder of Future of Life Institute @FLI_org. Views are my own and do not represent GDM or FLI.
niki parmar
@nikiparmar09
Working @Anthropic. Views expressed here are my own.
Alexia Jolicoeur-Martineau
@jm_alexia
Principal Researcher @ Microsoft 🐱💻 2025 ARC Prize Winner I build generative AI for images, videos, text, tabular data, weights, molecules, and video games.