John Gruber

@gruber

Threads: @gruber ★ Mastodon: mastodon.social/@gruber ★ Bluesky: @gruber.foo

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Jared Friedman

@snowmaker

founder, techno-optimist, college dropout, partner at @ycombinator.

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Otis Chandler

@otown

Founder of Goodreads.com, now building Smashing.xyz

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Garry Tan

@garrytan

President & CEO @ycombinator —Founder @Initialized—designer/engineer who helps founders—San Francisco Dem accelerating the boom loop—e/acc—technology brother

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Eric Migicovsky

@ericmigi

Product of my errors. Previously: @beeper @YCombinator @Pebble

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Harley Finkelstein

@harleyf

Entrepreneur // @Shopify President // @BigShotPodcast Creator

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Shawn Micallef 🏳️‍🌈🏳️‍⚧️

@shawnmicallef

Columnist @TorontoStar / Cofounder @spacing / Teach @UofT / Books: Stroll, Full FrontalTO & The Trouble w Brunch / NEW: Frontier City - TO on Verge of Greatness

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Salahuddin Choudhary

@salahuddin

Solving Health @Google Consumer Health Research & AI | Prev: @GoogleDeepmind, @Facebook, Founder, @Google @Apple, @SCSatCMU, Vermont, 🏀 Opinions are my own.

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David Soria Parra

@dsp_

Co-Creator of modelcontextprotocol.io. Member of Technical Staff @AnthropicAI. Ex-Meta. Playing with computers and tech. nullptr.rehab

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martin_casado

@martin_casado

GP @ a16z ... questionable heuristics in a grossly underdetermined world

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Bob Rae

@bobrae48

Ambassador, writer, teacher. Tweets are my personal views. Retweets are not endorsements

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John D. Cook

@johndcook

Simple kind of man

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Erin Bury

@erinbury

Co-founder & CEO at @WillfulWills - easy, affordable online wills. @globeandmail parenting columnist. @SaveChildrenCan board member. Mom to 2 girls 💙

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Luis Scott-Vargas

@lsv

Magic Hall of Famer, game designer, and streamer. MTG content @channelfireball and @tcgplayer, and sponsored by @ultimateguard

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Chris Perry

@thechrisperry

@GoogleColab Product lead, former data scientist, occasional writer

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Brandon Chu

@brandonmchu

TBD next thing. Dad of two boys in Toronto 🇨🇦. Ex @shopify. Wrote blackboxofpm.com a long time ago.

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swyx

@swyx

achieve ambition with intentionality, intensity, & integrity - @smol_ai - @dxtipshq - @sveltesociety - @aidotengineer - @coding_career - @latentspacepod

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Aaron Glazer

@aaronglazer

Founding Partner @ Friction Ventures. prev: founded YC-backed @Taplytics & @DevCycleHQ

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World of Warcraft

@warcraft

Whispering from the Void. ESRB: TEEN

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Berton Earnshaw

@bertonearnshaw

AI founding fellow @recursionpharma, scientific director @valence_ai, adjunct professor @UUtah

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YK aka CS Dojo 📺🐦

@ykdojo

- Lead AI Developer Advocate @Sourcegraph - CS Dojo on YT (1.9M+ subs) - Automate 99% of your typing for free: github.com/ykdojo/osh

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Gil Penalosa #Cities4Everyone

@penalosa_g

Founder 8 80 Cities and #Cities4Everyone. Equity & sustainability. Worked in over 350 cities. Ran for mayor of Toronto, 2022. Top 100 urbanists (13).

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Ian Quigley

@allmeasures

Cofounder, @LeashBio. Ex-Recursion, Arima Genomics, Nanocellect, Salk, UT Austin, Baylor College of Medicine, Rice. He/him.

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Naheed Dosani

@naheedd

Palliative care physician. Health justice activist. Believer and dreamer. Assistant Professor @UofTMedicine. | Instagram: NaheedD

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Evan Solomon

@evanlsolomon

Liberal candidate for Toronto Centre. Fmr EG/CTV Power Play/QP. Retweets not endorsements. Skeptical optimist

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Sarah Stockdale she/her 🌱

@skstock

"the good witch of growth" Founder, @growclass — helping good people grow their careers. Speaker, Author @wnttathis. Host The Growth Effect @globeandmail

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Tengyu Ma

@tengyuma

Assistant professor at Stanford; Co-founder of Voyage AI (voyageai.com) ; Working on ML, DL, RL, LLMs, and their theory.

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Andrea Mazzocchi

@a_mazzocchi

New chapter loading… | Prev. co-founder/CEO at Known Medicine (acq by Pathos)| Always a scientist | She/Her

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Pavithra S. Mohan

@pavsmo

staff writer @FastCompany & member @WGAEast / tips to [email protected], [email protected] / DM for signal #

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Chris Gibson

@recursionchris

Father/Husband/Scientist/Co-Founder & CEO $RXRX, “OG of TechBio,” “gentle giant,” Boards: @cellinobio @sltrib @biohiveutah - TechBio/cars/musings/typos/opinions

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Imran S. Haque (@ihaque@{bsky,genomic}.social)

@imranshaque

CTO at @Kimia_Tx. Fmr SVP AI @RecursionPharma; ex-Stanford(PhD), forever Cal 🐻. Find me at ihaque.org if the alternative handles get banned.

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Anne Carpenter, PhD

@drannecarpenter

Discovery in images. Enthralled by science. 5 kids. She. SAB Recursion, Quiver. Founder SyzOnc. opinions my own. bsky.app/profile/dranne…

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Patrick OShaughnessy

@patrick_oshag

backing people pursuing their life’s work @psumvc 🟣 @joincolossus 🎙️

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Alex Tong

@alexktong

AI-Native seed VC | equipping founders with unicorn networks and expertise beyond Silicon Valley & NY | co-founder and general partner at Seguin Ventures

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Nathan C. Frey

@nc_frey

Principal Scientist & group leader @PrescientDesign AI/ML • @Genentech | Advisor @atomscale & @guidelabsai | Prev @MIT, @Penn PhD, @BerkeleyLab

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Recursion

@recursionpharma

Decoding biology to radically improve lives. The industrial revolution of drug discovery is here.

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Nabu Casa

@nabucasa

Nabu Casa exists to further develop @Home_Assistant, @ESPHome_, and other projects that help drive the Open Home vision. Funded by users, no external investors.

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David Fisman

@dfisman

Notoriously unfair to viruses, bacteria, fungi, anti-vaxxers, and the Toronto Star. Roasting marshmallows over Elon’s trash-fire, but with declining frequency.

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Casper Hansen

@casper_hansen_

NLP Scientist | AutoAWQ Creator | Open-Source Contributor

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Katie-Rose Skelly

@kr_skelly

Cofounder and CTO @known_med (acq by Pathos), ex-@RecursionPharma, Biomedical Informatics + CS at Stanford, dessert enthusiast. She/her

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Tesla Charging

@teslacharging

New Superchargers and all things charging

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Anthropic

@anthropicai

We're an AI safety and research company that builds reliable, interpretable, and steerable AI systems. Talk to our AI assistant Claude at Claude.ai.

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Andrea Thompson

@centsmodern

Advice-only financial planner - that's right, no product sales, no investment management, just advice for Canadians and Americans living in Canada.

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FinChat

@finchat_io

The future of investment research is here. Fundamental research platform for global equities, powered by AI.

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Elaine Ya Le

@elaineyale6

AI researcher @OpenAI | ex @Google Brain / @GoogleDeepmind | @Stanford PhD

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Jiayi Pan

@jiayi_pirate

🧑‍🍳 PhD Student @Berkeley_AI | Scaling LM Agents | Views Are My Own

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Jonathan Politzki △

@itnamatter

Founder & CEO of Irreverent Capital Founder & CTO of Jean Technologies

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Alexander Wei

@alexwei_

Reasoning @OpenAI. Co-built CICERO @MetaAI | @Berkeley_AI PhD '23 | @Harvard '20

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Ethan

@torchcompiled

trying to feel the magic. cofounder/directing research at @leonardoai_ (now at @canva).

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Chubby♨️

@kimmonismus

‼️links arco.so/for-kimmonismus // (🔜e/acc) // technoOPTIMIST⌨️ // per aspera ad astra // @apples_jimmy 🍎 simp/ Mail 📧 » [email protected] «//💻

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DeepSeek

@deepseek_ai

Unravel the mystery of AGI with curiosity. Answer the essential question with long-termism.

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ZhipuAI by BigModel

@zhipuai

全部自研GLM模型架构

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Michael Nicolls

@michaelnicollsx

VP of Starlink Engineering @ SpaceX

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rdyro

@rdyro128523

JAX @ Google robertdyro.com

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Kian Kenyon-Dean

@jsonkian

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Reflection AI

@reflection_ai

Building superintelligent autonomous systems reflection.ai

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Kimi.ai

@kimi_moonshot

Built by Moonshot AI to empower everyone to be superhuman. Kimi.ai

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Fern Labs

@fern_labs

fern-labs.ai

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Treasury Secretary Scott Bessent

@secscottbessent

79th United States Secretary of the Treasury

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Inception Labs

@inceptionailabs

Pioneering a new generation of LLMs.

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Mingqian Ma

@mishamamq

Incoming MS student @mldcmu. AI for Science, Sequential Modeling, Foundation Models.

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ManusAI

@manusai_hq

Manus is the general AI agent that bridges minds and actions: it doesn't just think, it delivers results. Download our app: manus.im/download

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Jackson Atkins

@jacksonatkinsx

Director of Engineering & AI Practitioner. Architected low-code underwriting engine in days—saved millions. Now training teams on next-generation AI.

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Daniel Han

@danielhanchen

Building @UnslothAI. Finetune train LLMs faster. LLMs bug hunter. OSS package github.com/unslothai/unsl…. YC S24. Prev ML at NVIDIA. Hyperlearn used by NASA.

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Shopify Engineering

@shopifyeng

Making commerce better for everyone. Follow us for technical discussions and updates on how engineers build @Shopify. Explore open roles at shopify.com/careers

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Nandan Thakur

@beirmug

PhD @uwaterloo🌲 Efficient IR, likes good evals 🔍 Ex Intern @DbrxMosaicAI @GoogleAI | RA @UKPLab | Author of beir.ai, miracl.ai, TREC-RAG! 🍻

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Aravind Srinivas

@aravsrinivas

CEO @perplexity_ai

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Tara Moriarty

@moriartylab

🏳️‍🌈🇨🇦Assoc Prof @UofT. Bloodborne infections, Lyme disease, misinfo. @COVID_19_Canada. Defend journalism. Opinions mine. @MoriartyLab.bsky.social

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Groq Inc

@groqinc

Low-cost, high performance inference platform, powered by the Groq LPU. Delivering instant access to leading open AI models with GroqCloud™.

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Minh Nhat Nguyen

@menhguin

making agentic evals @hud_evals , robotics + ai alignment, owner of @AIHubCentral (1 million users, acq.), climate protester, prev @hume_ai.

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