xlr8harder

David Duvenaud

@DavidDuvenaud

Machine learning prof @UofT. Former team lead at Anthropic. Working on generative models, inference, & latent structure.

Nathan Lambert

@natolambert

Open model research, founder, director @trillium_labs. Prev. co-led Olmo at Ai2. Writes @interconnectsai, wrote http://posttrainingbook.com

Aran Komatsuzaki

@arankomatsuzaki

Sharing AI research. Early work on AI (GPT-J, scaling, MoE). Ex ML PhD (GT) & Google.

Susan Zhang

@suchenzang

Always hungry for intelligence.

Taco Cohen

@TacoCohen

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

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)

Riley Goodside

@goodside

Formerly: Google DeepMind, Scale.

Omar Khattab

@lateinteraction

asst professor @MIT CSAIL @nlp_mit. http://ColBERT.ai, http://DSPy.ai (@DSPyOSS), GEPA, RLMs, Pedagogical RL

Dimitris Papailiopoulos

@DimitrisPapail

Researcher @Microsoft | Prof @UWMadison (on leave) | babas of Inez Lily.

Amjad Masad

@amasad

ceo @replit. civilizationist

Eric Zelikman

@ericzelikman

cofounder & ceo @humansand - building ai for humans // was lgtm-ing @xAI, phd-ing @stanford

Arthur Mensch

@arthurmensch

Co-founder and CEO @MistralAI

Emmett Shear

@eshear

CEO of Softmax: Massively Multiplayer Learning Environments

martin_casado

@martin_casado

@ a16z

Aidan Gomez

@aidangomez

cofounder @cohere

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

Aditya Ramesh

@model_mechanic

VP Robotics @OpenAI

will depue

@willdepue

dei ex machina prev @ openai (sora 1 & 2, posttraining o3/4o, pretraining moonshots)

Luca Soldaini ✈️ COLM 2026

@soldni

data mines are my passion ⛏️ mts @MicrosoftAI / ex Olmo co-lead @allen_ai / posts mine, leave my employer alone 🌈

augustus odena

@gstsdn

Something new. Previously: AI research at TBD Labs / Meta; cofounder at @AdeptAILabs; Invented Scratchpad / Chain-of-Thought; Google Brain

Rohan Pandey

@khoomeik

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

Aidan McLaughlin

@aidan_mclau

posttraining research @openai

Quanquan Gu

@QuanquanGu

Founder of Geodesic Intelligence @Geodesiclab | Professor @UCLA | Opinions are my own

Anjney Midha

@AnjneyMidha

founder, scientist, teacher @amppublic @stanford @frontiersystems • scaling alignment.

Drew Houston

@drewhouston

Founder/CEO of Dropbox · Board of directors at Meta

Jason Kwon

@jasonkwon

CSO @openai

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

will brown

@willcb

reward hacking @primeintellect

James Campbell

@jam3scampbell

post training @OpenAI

Kevin Roose

@kevinroose

Tech journalist, author of The AGI Chronicles, co-host of @MachineGodsPod, p(doom) available upon request.

Mike Solana

@micsolana

billionaire media tycoon and former mayor of san francisco. disinformation researcher. cmo @foundersfund. editor-in-chief @piratewires 🏴‍☠️

Rafael Rafailov @ NeurIPS

@rm_rafailov

I work on RL at @thinkymachines. Previously at @StanfordAILab @GoogleDeepMind @UCBerkeley

Sharif Shameem

@sharifshameem

making models @openai

Chelsea Sierra Voss

@csvoss

engineeress ✨ fmr member of technical staff @openai // ilu @martinshkreli // prev @pilothq, @sendwaveapp, @khanacademy, @MIT, IOL, 2x IBO

Yuchen Jin

@Yuchenj_UW

Cooking fun AI systems & products @databricks. Prev: co-founder & CTO @ Hyperbolic, OctoAI (acquired by @nvidia) Apache TVM, PhD @ University of Washington.

Kyle Lo

@kylelostat

language models, mts @MicrosoftAI, prev co-lead of Olmo @allen_ai, @uwcse, he/him, http://kylelo.bsky.social🧋

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.

rahul

@0interestrates

CEO @JuliusAI

finbarr

@finbarrtimbers

post training @microsoftai

Packy McCormick

@packyM

Not Boring

j⧉nus

@repligate

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

Marco Mascorro

@Mascobot

Researching LLMs | Roboticist | Prev: Partner @a16z (inv @cursor_ai, @thinkymachines, @bfl_ml, etc), cofounded Fellow Robots, @BMW Research

Jordi Hays

@jordihays

Host @TBPN

Alex Nichol

@unixpickle

Code, AI, and 3D printing. Opinions are mostly my own, sometimes a computer's. Husband of @thesamnichol. Co-creator of DALL-E 2. Researcher @openai.

Justine Moore

@venturetwins

Partner @a16z AI 🤖 and twin to @omooretweets | Investor in @elevenlabs, @bfl_ai, @hedra_labs, @krea_ai, @heyglif, @ShizukuAILabs, @wabi, @TownAI

Pliny the Liberator 🐉󠅫󠄼󠄿󠅆󠄵󠄐󠅀󠄼󠄹󠄾󠅉󠅭

@elder_plinius

⊰•-•⦑ latent space steward ❦ prompt incanter 𓃹 hacker of matrices ⊞ breaker of markov chains ☣︎ ai danger researcher ⚔︎ bt6 ⚕︎ lysios ⦒•-•⊱

anton 🇺🇸

@atroyn

http://troynikov.io | founder @trychroma