🚨 AI News | TestingCatalog

Susan Zhang

@suchenzang

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

Logan Kilpatrick

@OfficialLoganK

Member of technical staff, working on @GoogleAIStudio, the Gemini API, & Kaggle. My views!

Alexandr Wang

@alexandr_wang

chief ai officer @meta, founder @scale_ai. rational in the fullness of time

Aravind Srinivas

@AravSrinivas

CEO @perplexity_ai

Guillaume Lample @ NeurIPS 2024

@GuillaumeLample

Cofounder & Chief Scientist http://Mistral.ai (@MistralAI). Working on LLMs. Ex @MetaAI | PhD @Sorbonne_Univ_ | MSc @CarnegieMellon | X11 @Polytechnique

Taco Cohen

@TacoCohen

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

Ethan Mollick

@emollick

Professor @Wharton studying AI, innovation & startups. Democratizing education using tech Book: https://a.co/d/4VguzZz Substack: https://www.oneusefulthing.org/

Alex Tamkin

@AlexTamkin

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

Alex Graveley

@alexgraveley

Co-creator Perplexity Computer, GitHub Copilot, Dropbox Paper. 2x CEO. Thruhiker. Survivor 🎗️

Jiahui Yu

@jhyuxm

Lead Multimodal @Meta Superintelligence Lab. Previously led Perception @OpenAI; co-led Gemini Multimodal @GoogleDeepMind.

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.

Devendra Chaplot

@dchaplot

Building superintelligence @xai

Michael Truell

@mntruell

@cursor_ai CEO

Anjney Midha

@AnjneyMidha

founder @amppublic

Evan Hubinger

@EvanHub

Alignment Stress-Testing lead @AnthropicAI. Opinions my own. Previously: MIRI, OpenAI, Google, Yelp, Ripple. (he/him/his)

Aaron Levie

@levie

ceo @box - your business lives in content. unleash it with AI

xjdr

@_xjdr

building AI that wont embarrass me in front of my own standards

Georges Harik

@gharik

humans& co-founder, 7th employee google, co-created adwords online, co-created adsense targeting, worked on ai, gmail, calendar, bought android.

Pliny the Liberator 🐉󠅫󠄼󠄿󠅆󠄵󠄐󠅀󠄼󠄹󠄾󠅉󠅭

@elder_plinius

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

Fidji Simo

@fidjissimo

CEO of Applications, OpenAI

Denis Yarats

@denisyarats

Cofounder & CTO @perplexity_ai

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💺

Rowan Cheung

@rowancheung

Founder of the world’s most read daily AI newsletter @therundownai. Sharing the latest developments in the world of artificial intelligence.

Mike Krieger

@mikeyk

Building at Anthropic Labs @anthropicai. Before: CPO at Anthropic, co-founder & CTO of @instagram and @artifact_news

Philipp Schmid

@_philschmid

AI Developer Experience @GoogleDeepMind | prev: Tech Lead at @huggingface, AWS ML Hero 🤗 Sharing my own views and AI News 🧑🏻‍💻 https://www.philschmid.de

Kylie Robison

@kyliebytes

take it easy dude, but take it • writing @corememory • robison (rah-beh-son) not robinson • signal @ kylie.111

alth0u🧶

@alth0u

general partner at a16z art is a line through your thoughts erstwhile child

signüll

@signulll

village regard. @skye

Abhishek Das

@abhshkdz

Co-CEO @yutori_ai. das at yutori dot ai

Florian Brand

@xeophon

evals @PrimeIntellect | open models @interconnectsai

Alex Volkov

@altryne

🎙️ Host of @thursdai_pod ✨ AI Evangelist with @wandb 🪄🐝 working on @weave_wb (opinions my own)

Ivan Zhao

@ivanhzhao

CEO @NotionHQ. Tools for thought.

Keiran Paster

@keirp1

MDR

Crystal

@crystalsssup

@Kimi_Moonshot Staff. UCSD Alum. Personality goes a long way. Be useful.

Charles Foster

@CFGeek

Excels at reasoning & tool use🪄 Tensor-enjoyer 🧪 @METR_Evals. My COI policy is available under “Disclosures” at https://contextwindows.substack.com/about

Lior Alexander

@LiorOnAI

Founder @AlphaSignalAI → the Intelligence layer of AI (300k users) • MIT Lecturer • ex-MILA researcher • In ML since GANs

Zephyr

@zephyr_z9

AI & Chips | Not Investment Advice | DYOD

Tal Schuster

@TalSchuster

Working on Gemini @GoogleDeepMind | formerly: PhD @MIT_CSAIL @MITNLP. Opinions my own

Weihua Hu

@weihua916

Teaching Claude how to search @AnthropicAI. CS Ph.D. @Stanford

Pietro Schirano

@skirano

CEO at @magicpathai 🎨✨ Previously, @AnthropicAI, @brexHQ. @Uber, @Facebook. Creator of Claude Engineer, DesignerGPT, Sequential thinking MCP and more

Sophia Yang, Ph.D.

@sophiamyang

Head of Developer Relations @MistralAI | Board of @NumFOCUS

Daniel Jeffries

@Dan_Jeffries1

Author, futurist, and systems architect. Recursively self improving.

Peter H. Diamandis, MD

@PeterDiamandis

Exec. Chairman @XPRIZE @fountainlife_hq (and others) Working to extend human healthspan. Curator @Abundance360

Smoke-away

@SmokeAwayyy

Nostalgia for the Future.

Jordan Singer

@jsngr

co-founder/ceo @mainframe • prev. @figma @diagram (acq) @square

Jared Palmer

@jaredpalmer

VP Engineering @XBOX Prev: VP CoreAI @Microsoft. VP of AI @Vercel. Creator of @v0 and @aisdk. Founder of @Turborepo (acquired by Vercel)

Olivia Moore

@omooretweets

Partner @a16z and twin to @venturetwins | Investor in @gammaapp, @happyrobot_ai, @krea_ai, @tomaauto, @partiful, Salient, @scribenoteinc & more

Dr. Alex Wissner-Gross

@alexwg

The Innermost Loop, also on Substack (http://alexwg.org/su), LinkedIn (http://alexwg.org/li), Spotify (http://alexwg.org/sp), Threads (http://alexwg.org/th), and YouTube (http://alexwg.org/yt).

vitrupo

@vitrupo

AGI, minds, systems, meaning, intelligence.

Jeff Huber

@jeffreyhuber

founder @trychroma the best for the most for the least