Go Substrate @GoSubstrate

The AI transformation company. gosubstrate.com Austin, TX Joined May 2026

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Matt Johansen @mattjay

46K Followers 2K Following Founder of @vuln_u | Long Island elder emo surviving in ATX | AI and Cybersecurity news from an 18yr industry vet

Ron Eddings @ronaldeddings

2K Followers 278 Following Exploring the confluence of humanity and technology with a hackers mindset

none @lajdhista

100 Followers 134 Following

Maestro is a cross-platform desktop app for orchestrating your fleet of AI agents and projects. It's a high-velocity solution for multitasking keyboard hackers.

RunMaestro.ai @RunMaestroAI

222 Followers 112 Following Maestro is a cross-platform desktop app for orchestrating your fleet of AI agents and projects. It's a high-velocity solution for multitasking keyboard hackers.

Matthew Berman @MatthewBerman

141K Followers 718 Following The future is bright.

Yohei @yoheinakajima

126K Followers 12K Following VC by day @untappedvc, builder by night: babyagi/@activegraphai. Build-in-public log: https://t.co/UdHHGbZba5

Founder/Chair, AMI Labs; Professor, NYU; Partner, 224 Ventures; Ex-Chief AI Scientist, Meta.
Researcher in AI, ML, Robotics, etc.
ACM Turing Award Laureate.

Yann LeCun @ylecun

1.3M Followers 797 Following Founder/Chair, AMI Labs; Professor, NYU; Partner, 224 Ventures; Ex-Chief AI Scientist, Meta. Researcher in AI, ML, Robotics, etc. ACM Turing Award Laureate.

Started/sold some startups. Founder + president of Hampton @hamptonfounders. Host My First Million podcast on the side.

Sam Parr @thesamparr

387K Followers 151 Following Started/sold some startups. Founder + president of Hampton @hamptonfounders. Host My First Million podcast on the side.

Matei Zaharia @matei_zaharia

53K Followers 1K Following CTO @Databricks and prof @UCBerkeley. Working on data + AI, @ApacheSpark, @DeltaLakeOSS, @MLflow, @DSPyOSS, @GEPA_ai, @Omnigent_ai.

Tri Dao @tri_dao

45K Followers 664 Following Asst. Prof @PrincetonCS, Chief Scientist @togethercompute. Machine learning & systems.

Tavis Ormandy @taviso

130K Followers 631 Following I'm also @[email protected]

Jack Clark @jackclarkSF

149K Followers 5K Following @AnthropicAI, writer @ Import AI. Past: @openai, @business @theregister. Neural nets, distributed systems, weird futures.

I drop startup ideas daily. Host @startupideaspod. CEO: @latecheckoutplz we build companies like @ideabrowser, @meetLCA, @boringmarketer etc

GREG ISENBERG @gregisenberg

722K Followers 992 Following I drop startup ideas daily. Host @startupideaspod. CEO: @latecheckoutplz we build companies like @ideabrowser, @meetLCA, @boringmarketer etc

Riley Goodside @goodside

232K Followers 4K Following Mostly screenshots of chatbots since 2022. Formerly: Google DeepMind, Scale.

Chris Wysopal @WeldPond

56K Followers 1K Following Hacker. Co-founder Veracode. Former L0pht security researcher. GenAI Auto-repair of vulns is the future

Dylan Field @zoink

344K Followers 2K Following eliminate the gap between imagination and reality

Hacking neural networks so that we don’t get stuck in the matrix. Builder and Breaker. Opinions are my own. https://t.co/ij8buvMaXg

Johann Rehberger @wunderwuzzi23

11K Followers 678 Following Hacking neural networks so that we don’t get stuck in the matrix. Builder and Breaker. Opinions are my own. https://t.co/ij8buvMaXg

Founder and CEO of Thistle Technologies @window@infosec.exchange

Window Snyder @window

19K Followers 864 Following Founder and CEO of Thistle Technologies @[email protected]

entrepreneurship zealot, grounded technology possibilist, believer in the power of ideas, passionate about sustainability & impact; @Seahawks fan

Vinod Khosla @vkhosla

775K Followers 669 Following entrepreneurship zealot, grounded technology possibilist, believer in the power of ideas, passionate about sustainability & impact; @Seahawks fan

Tomasz Tunguz @ttunguz

129K Followers 361 Following Venture capitalist at @theoryvc Student of Startups Backer of 9 unicorns Author of https://t.co/IWw3R3RVLm Subscribe https://t.co/iDgoLXaF98

Founder & CEO of @haveibeenpwned, the most trusted name in data breach intelligence. Speaker, blogger, Microsoft Regional Director. Gold Coast, Australia.

Troy Hunt @troyhunt

256K Followers 1K Following Founder & CEO of @haveibeenpwned, the most trusted name in data breach intelligence. Speaker, blogger, Microsoft Regional Director. Gold Coast, Australia.

tobi lutke @tobi

515K Followers 2K Following Shopify CEO by day, Dad in evening, hacker at night, Aspiring comprehensivist.

Theo - t3.gg @theo

395K Followers 4K Following Full time CEO @t3dotcodes & @t3dotchat. Part time YouTuber, investor, and developer

https://t.co/fgXNGNt7gm
Abandoned this site in 2022 but hopeful for the future of social media. Consider migrating to Mastodon DEFCON.socal

Jeff Moss @thedarktangent

104K Followers 8 Following https://t.co/fgXNGNt7gm Abandoned this site in 2022 but hopeful for the future of social media. Consider migrating to Mastodon DEFCON.socal

Santiago @svpino

456K Followers 603 Following Computer scientist. I teach hard-core AI/ML Engineering at https://t.co/THCAAZcBMu. YouTube: https://t.co/pROi08OZYJ

Quinn Slack @sqs

19K Followers 4K Following CEO & Member of Technical Staff @ampcode, founded @sourcegraph

Building new things @thinkymachines. Also dabble in robotics at NYU. Cofounded @PyTorch. AI is delicious when it is accessible and open-source.

Soumith Chintala @soumithchintala

327K Followers 1K Following Building new things @thinkymachines. Also dabble in robotics at NYU. Cofounded @PyTorch. AI is delicious when it is accessible and open-source.

Creator @datasetteproj, co-creator Django. PSF board. Hangs out with @natbat. He/Him. Mastodon: https://t.co/t0MrmnJW0K Bsky: https://t.co/OnWIyhX4CH

Simon Willison @simonw

228K Followers 6K Following Creator @datasetteproj, co-creator Django. PSF board. Hangs out with @natbat. He/Him. Mastodon: https://t.co/t0MrmnJW0K Bsky: https://t.co/OnWIyhX4CH

Satya Nadella @satyanadella

9.5M Followers 319 Following Chairman and CEO at Microsoft

startup investor/helper, founder @conviction. interested in intelligence, accelerating progress. tech podcast: @nopriorspod

sarah guo @saranormous

162K Followers 3K Following startup investor/helper, founder @conviction. interested in intelligence, accelerating progress. tech podcast: @nopriorspod

$Building intelligence that evolves @adaption_ai. Built @Cohere_Labs, @GoogleBrain, @GoogleDeepmind. ML Efficiency, Multimodal\lingual.$

Sara Hooker @sarahookr

65K Followers 12K Following Building intelligence that evolves @adaption_ai. Built @Cohere_Labs, @GoogleBrain, @GoogleDeepmind. ML Efficiency, Multimodal\lingual.

Sarah Friar @SarahFriar

108 Followers 93 Following

Rowan Cheung @rowancheung

599K Followers 580 Following Founder of the world’s most read daily AI newsletter @therundownai. Sharing the latest developments in the world of artificial intelligence.

Co-Founder, LinkedIn. Investor. MSFT Board Member. Building an LLM to discover cures for cancer: @manas_co. Most importantly: Proud American.

Reid Hoffman @reidhoffman

1.1M Followers 690 Following Co-Founder, LinkedIn. Investor. MSFT Board Member. Building an LLM to discover cures for cancer: @manas_co. Most importantly: Proud American.

George Hotz 🌑 @realGeorgeHotz

303K Followers 202 Following President @comma_ai. Founder @__tinygrad__

Cassie Kozyrkov's main account is @decisionleader

Her blog posts go here.

Latin: data = that which is given; quaesita = that which is sought

https://t.co/rY2tkFGEf5

Cassie Kozyrkov @quaesita

3K Followers 3 Following Cassie Kozyrkov's main account is @decisionleader Her blog posts go here. Latin: data = that which is given; quaesita = that which is sought https://t.co/rY2tkFGEf5

Researching reasoning @OpenAI | Co-created Libratus/Pluribus superhuman poker AIs, CICERO Diplomacy AI, and OpenAI o-series 🍓 reasoning models

Noam Brown @polynoamial

176K Followers 959 Following Researching reasoning @OpenAI | Co-created Libratus/Pluribus superhuman poker AIs, CICERO Diplomacy AI, and OpenAI o-series 🍓 reasoning models

Marc Andreessen 🇺�... @pmarca

6.6M Followers 33K Following You’re not talking to someone who woke up a loser. That loser attitude, that loser premise makes no sense to me.

professor of computer science @Stanford @stanfordnlp, co-founder of @togethercompute, https://t.co/7R5THVnJ6u, @simile_ai, pianist

Percy Liang @percyliang

125K Followers 424 Following professor of computer science @Stanford @stanfordnlp, co-founder of @togethercompute, https://t.co/7R5THVnJ6u, @simile_ai, pianist

Paul Graham @paulg

5.4M Followers 801 Following

Patrick Collison @patrickc

1.8M Followers 29 Following @Stripe CEO, @ArcInstitute cofounder.

Packy McCormick @packyM

231K Followers 4K Following Not Boring

Nicole Perlroth @nicoleperlroth

85K Followers 6K Following told the story of cyber, now doing everything i can to change the story of cyber

Naval @naval

4.1M Followers 0 Following Incompressible

Nathan Benaich @nathanbenaich

72K Followers 37K Following solo member of rsi staff @airstreet

Mustafa Suleyman @mustafasuleyman

1.1M Followers 174 Following CEO, @MicrosoftAI | Author: The Coming Wave | Past: Co-founder, @InflectionAI & @GoogleDeepMind

Matt Wolfe @mreflow

119K Followers 1K Following Cool Tools Database: https://t.co/mmVmxk3buH Tech News & Commentary: https://t.co/vUwzYBzCxO

Co-founder of @Superlogical. Creator of Ghostty. 👻 Prev founded @HashiCorp, created Vagrant, Terraform, Vault, and others.

Mitchell Hashimoto @mitchellh

231K Followers 155 Following Co-founder of @Superlogical. Creator of Ghostty. 👻 Prev founded @HashiCorp, created Vagrant, Terraform, Vault, and others.

Researcher and a best-selling author. Keynote talks at RSA, Black Hat & DEF CON. TED Speaker. Chief Research Officer at Sensofusion.

@mikko @mikko

226K Followers 962 Following Researcher and a best-selling author. Keynote talks at RSA, Black Hat & DEF CON. TED Speaker. Chief Research Officer at Sensofusion.

Mike Krieger @mikeyk

468K Followers 271 Following Building at Anthropic Labs @anthropicai. Before: CPO at Anthropic, co-founder & CTO of @instagram and @artifact_news

Mckay Wrigley @mckaywrigley

228K Followers 396 Following I build & teach AI stuff.

Matt Turck @mattturck

145K Followers 3K Following VC at @FirstMarkCap. Host: MAD Podcast; Organizer: Data Driven NYC, Author: MAD Landscape.

AI whisperer. Investor in @GroqInc @Etched @Rork @DaytonaIO @OpenRouter + more. Prev: CEO @HyperWriteAI | AI @AlphaSchool

Press: mattshumermedia@gmail.com

Matt Shumer @mattshumer_

397K Followers 2K Following AI whisperer. Investor in @GroqInc @Etched @Rork @DaytonaIO @OpenRouter + more. Prev: CEO @HyperWriteAI | AI @AlphaSchool Press: [email protected]