BIO
Building @harborframework and @terminalbench with @alexgshaw
Andrej Karpathy
@karpathy
I like training large deep neural nets.
John Schulman
@johnschulman2
Recently started @thinkymachines. Interested in reinforcement learning, alignment, birds, jazz music
Christian Szegedy
@ChrSzegedy
#deeplearning, #ai research scientist. Opinions are mine.
Luke Zettlemoyer
@LukeZettlemoyer
Logan Kilpatrick
@OfficialLoganK
Member of technical staff, working on Gemini, @GoogleAIStudio, the Gemini API, & Kaggle. My views!
Taco Cohen
@TacoCohen
Slop janitor & post-trainologer at Meta / FAIR. Into codegen, RL, equivariance. Spent time at Qualcomm, Scyfer (acquired), UvA, Deepmind, OpenAI.
Ashish Vaswani
@ashVaswani
Omar Khattab
@lateinteraction
asst professor @MIT CSAIL @nlp_mit. http://ColBERT.ai, http://DSPy.ai (@DSPyOSS), RLMs, GEPA, Pedagogical RL
Alex Dimakis
@AlexGDimakis
Professor, UC berkeley | Founder @bespokelabsai |
Eric Zelikman
@ericzelikman
cofounder & ceo @humansand - building ai for humans // was lgtm-ing @xAI, phd-ing @stanford
Dimitris Papailiopoulos
@DimitrisPapail
Researcher @MSFTResearch, AI Frontiers | Prof @UWMadison (on leave) | babas of Inez Lily.
Jack Morris
@jxmnop
research // language models, information theory, science of AI // formerly @cornell
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
Mohit Bansal
@mohitban47
Parker Distinguished Prof @UNC. PECASE/ACL/AAAI Fellow. Director http://MURGeLab.cs.unc.edu (@unc_ai_group). Past @Berkeley_AI @TTIC_Connect @IITKanpur #NLP #CV
Andrew Carr π€Έ
@andrew_n_carr
co-founder leading science @getcartwheel co-founder advisor @arcade_ai Past: Codex @OpenAI, Brain @GoogleAI, world ranked Tetris player
Greg Durrett
@gregd_nlp
Associate professor at NYU (Courant CS + Center for Data Science) | advisor for @bespokelabsai | large language models and NLP | he/him
Luca Soldaini π
@soldni
data mines are my passion βοΈ mts @MicrosoftAI / ex co-lead Olmo @allen_ai / pfp @YanhongLi2062 / thoughts are mine, leave my employer alone / π
Matei Zaharia
@matei_zaharia
CTO @Databricks and prof @UCBerkeley. Working on data + AI, @ApacheSpark, @DeltaLakeOSS, @MLflow, @DSPyOSS, @GEPA_ai. http://linkedin.com/in/mateizaharia
will brown
@willccbb
reward hacking @primeintellect
Ludwig Schmidt
@lschmidt3
Assistant professor at @Stanford and member of the technical staff at @AnthropicAI.
Weijia Shi
@WeijiaShi2
PhD student @uwnlp | Prev @allen_ai @MetaAI @CS_UCLA
Jordan Boyd-Graber
@boydgraber
Trivia Nerd, NLPer, Dad, Colorado native in Maryland exile Working on QA, negotiating/cooperating bots, ML explanations Exemplar for absent-minded professor
Rylan Schaeffer
@RylanSchaeffer
AI RS @ Meta TBD. On-Leave from Stanford w/ @sanmikoyejo. Prev @ Gemini, Meta, MIT, Harvard, Uber, UCL, UC Davis
Alexia Jolicoeur-Martineau
@jm_alexia
AI Researcher π±βπ» 2025 ARC Prize Winner I build generative AI for images, videos, text, tabular data, weights, molecules, and video games.
Yaroslav Bulatov
@yaroslavvb
@southparkcommons (early OpenAI, Google Brain, Meta) https://yaroslavvb.substack.com/ https://medium.com/@yaroslavvb https://yaroslavvb.blogspot.com/
Marco Mascorro
@Mascobot
Researching LLMs | Roboticist | Prev: Partner @a16z (inv @cursor_ai, @thinkymachines, @bfl_ml, etc), cofounded Fellow Robots, @singularityu, @BMW Research
Niklas Muennighoff
@Muennighoff
Researching AI/LLMs @Stanford @cursor_ai
Ross Taylor
@rosstaylor90
Co-founder and CEO @GenReasoning. Previously lots of other things like: reasoning lead Meta AI, Llama 3/2, Galactica, Papers with Code.
Kyle Lo
@kylelostat
language models, mts @MicrosoftAI, ex co-lead of Olmo @allen_ai, @uwcse, he/him, http://kylelo.bsky.socialπ§
Georges Harik
@gharik
humans& co-founder, 7th employee google, co-created adwords online, co-created adsense targeting, worked on ai, gmail, calendar, bought android.
Costa Huang
@vwxyzjn
Exploiting physical rewards @periodiclabs. Creator of @cleanrl_lib. Prev: RL @allen_ai @huggingface.
Ross Wightman
@wightmanr
AI / Computer Vision. Ex head of Software, Firmware Engineering at a Canadian π¦. Building AI systems or investing in startups that do it better.
Tamay Besiroglu
@tamaybes
Co-founder/CEO @MechanizeWork
Peter Chen
@peterxichen
Building general purpose robotics at Amazon FAR. Previously Covariant CEO and Co-Founder, @OpenAI, @UCBerkeley PhD.
Sayash Kapoor
@sayashk
I tweet about AI agents, AI evals, AI for science. AI as Normal Technology: http://bit.ly/ai-nt Book: http://bit.ly/ai-so
Daniel Han
@danielhanchen
Building @UnslothAI β’ Making open-source LLMs faster, better & more accessible β’ YC S24 β’ ex-NVIDIA ML
william
@wgussml
Project Prometheus, prev cofounder @generalagents, OpenAI, helped build copilot & MineRL, creator of ell
You Jiacheng
@YouJiacheng
Arash Vahdat
@ArashVahdat
Research Director, leading fundamental generative AI research (GenAIR) @nvidia research, volunteer at California Search & Rescue, views are my own.
evan conrad
@evanjconrad
ceo @sfcompute the american culture is that we start from scratch and we beat you
John Yang
@jyangballin
CS PhD @Stanford. Created @SWEbench (multi-lingual/modal); SWE-agent; SWE-smith; InterCode; CodeClash; ProgramBench π
Mitchell Wortsman
@Mitchnw
@AnthropicAI | prev @uwcse
Aditya Kusupati
@adityakusupati
Been places..... Done things.... Wandering @GoogleDeepMind Enjoying little things w/ @_keysarasara
Lewis Tunstall
@_lewtun
π€ post-training @huggingface
Mahesh Sathiamoorthy
@madiator
RL Environment Curation. Data Curation (OpenThoughts). Post-training. CEO @bespokelabsai. Ex-GoogleDeepMind.
Valentina Pyatkin
@valentina__py
Postdoc at the Allen Institute for AI @allen_ai , @uwnlp , and @ETH_AI_Center
Mariya I. Vasileva
@mariyaivasileva
Research @Meta Superintelligence Labs multimodal AI β’ VLMs β’ safety & alignment ex @AWS β’ π @UofIllinois (PhD), @Caltech @WiMLWorkshop, @CVFADworkshop β’ π§π¬
Toby Shevlane
@tshevl
@_Mantic_AI cofounder & CEO, on a mission to solve forecasting. Prev: research scientist @GoogleDeepMind, PhD at @UniofOxford.
Maksym Andriushchenko
@maksym_andr
Principal investigator @ELLISInst_Tue & @MPI_IS, mentor @MATSprogram, PhD from @EPFL, past works: AgentHarm, HalluHard, Claudini, PostTrainBench, InferenceBench
Alex Ratner
@ajratner
@SnorkelAI @uwcse / prev @StanfordAILab β Interested in data management systems for machine learning, weak supervision, and impactful applications.