Joe Heitzeberg @jheitzeb
AI Tinkerers global, co-founder of Crowd Cow, 2019 Allen School Alumni Impact Award, MIT, weekly 1:1 with my AI aitinkerers.org Seattle, WA Joined June 2007-
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ai tinkerers has consistently been one of the best meetups for real builders in sf it's where i met @dexhorthy @pk_iv and many more awesome founders thrilled to be hosting the next one at the new WorkOS office!
ai tinkerers has consistently been one of the best meetups for real builders in sf it's where i met @dexhorthy @pk_iv and many more awesome founders thrilled to be hosting the next one at the new WorkOS office!
🎉Announcing the Fullstack Agents Hackathon Excited to partner with @llama_index , @composiohq, @msft4startups, @BCapitalGroup & @AITinkerers to put on the best Hackathon in the Bay Area 🦾 $20k+ in prizes on the line for the team that builds the most powerful Fullstack agent…
🎉Excited to announce the Fullstack Agents Hackathon We are partnering with LlamaIndex, Composio, Microsoft for Startups, B Capital & AI Tinkerers to put on the best hackathon in the bay area. $20k+ in prizes on the line for the teams that can transform a boilerplate template…
shouts out to @AmpCode @WorkOS for hosting us this month - we heard you and we've got a larger venue with more space this time! @grahammcbain @jheitzeb @grinich @TobinSouth @rileyshu_rs @tsrkeith @Lantos1618 I'll see you there 🙂
What is the right governance model for a global community? I'm thinking Roman Catholic Church during the Middle Ages - specifically the 11th and 12th centuries. But I'm open to others' ideas
get your dopamine from making things instead of likes
I typed 'please fix' today. several times in fact. it's why i get paid the big bucks.
If you're not able to pipe your meeting stream in real-time to your agent and address the customer feedback by deploying the feature within the span of the call, are you even a builder?
GPT-5 making me feel dumb again 😭 Seriously, I ask for what I thought was pretty complicated, and it took you 5 seconds? 😭
Five startup communities to know in Chicago: @DensityChi @aiclubchicago @nurhousechicago @0xEthChicago @cubexch
This an excellent comparison on 4.1 and gpt5 - how’d I miss this! @stevekrenzel …s-opus-4-1-coding-examples.vercel.app
Last night's @AITinkerers at @CircleCI was v dope We had 8 demos from our community showing off some crazy stuff - people running multiple Claudes at once, agents doing their thing in the background, you name it. The room was packed with the absolute *madlads* of AI - prompt…
I vibe coded an app that did something useful with my Google calendar but oops... ended up with 650+ events on a single day and now my calendar won't load on my iPhone. I'm learning Google app script to write something to delete them. 🎉
I also wrote about our experience rewriting a bunch of Claude generated code for @AITinkerers today
I also wrote about our experience rewriting a bunch of Claude generated code for @AITinkerers today https://t.co/lbro7GzC4G
I’m so fomo’d I read @bfioca reply to that tweet and assumed it was an internal version of GPT 5.1 and had a pang

Garry Tan @garrytan
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Jerry Liu @jerryjliu0
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Robert Scoble @Scobleizer
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Zahid Khawaja @chillzaza_
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Emm | scenario.com @emmanuel_2m
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Bill Lennon @blennon_
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Yohei @yoheinakajima
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Alex Graveley @alexgraveley
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Sam Whitmore @sjwhitmore
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John McDonnell @johnvmcdonnell
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Nina @NinaMoss_M
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Tularl @Tularl6481908
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OttoMattic @ottomaticbabbi
1K Followers 4K Following Subscribe and join the OttoSquad now💚. Inspiring the youth when i'm in the booth. Listen to my music by clicking the link below👇
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22 Followers 227 Following They should have never given me a computer | Building https://t.co/DX3uVsnEPq
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Chris Pirillo @ChrisPirillo
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Gregory Buehler @gregorybuehler
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Neo @petrovicsrb
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Yi Ding -- prod/acc @yi_ding
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Michael Akins @_michaelakins_
727 Followers 472 Following Trader▫️Writer▫️Educator▫️AMB/KOL @suprarezdawgz▫️i build content that shifts minds & grows communities▫️Let's collab 🤝 @Supra_labs Maxi
Andy V. Huynh @andyvhuynh
83 Followers 371 Following 📚ai @stemulistudios 💻 prev cs @stanford (he/him)
Austin Born @austinbuilds
70 Followers 184 Following Founder of https://t.co/J47AqDfVxM, building the AI observability stack | @shinzolabs
Schneemaus @YOWPq9wu88853F
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FreudeAnSich @O4lrCJH45048zo
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Ietalbxuix @Ietalbxuix8403
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Christian Lim @christian_lim_
154 Followers 1K Following VP of Engineering, Arklex AI (@ArklexAI) | Adjunct, Columbia (@Columbia) | Director of Internships, ICPC Foundations (@icpcnews) | Stanford (BS ‘11 MS ‘13)
Kenji Baheux @KenjiBaheux
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Mhova @iamMhova
55 Followers 120 Following I help businesses automate their workflows in Google Workspace. 🚀 | Founder of Sheet2Cal & Sheet Email Verifier. | Apps Script Developer.
Justine Chang @justine_chang39
537 Followers 787 Following I teach, I code, I photograph, I like dogs. my opinions are my own but they should be yours
Peter Pine @peterpine83
138 Followers 1K Following Tech enthusiast | Driven by design, flow, and the lessons of competition | Believer in time’s value, growth through iteration, and the beauty in imperfection.
Ask Of AI @askofai
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Erik Drouhard @erikdrouhard
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DeSci Validator @DeSciValidator
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daily prophet @Michael03012649
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OPUS ~hci/acc @theOpusLABS
174 Followers 834 Following physical & digital design, research, ai/tech, startups, writing (@.OpusLABS) ~building for the world and always learning
Thomas Kelly @Thomasmarkelly
838 Followers 7K Following DYOR I see the issue now! I am humbled and super excited to announce that you are absolutely right! Rt not = agree
X @AI_natadecoco
27 Followers 181 Following
Andrej Karpathy @karpathy
1.4M Followers 1K Following Building @EurekaLabsAI. Previously Director of AI @ Tesla, founding team @ OpenAI, CS231n/PhD @ Stanford. I like to train large deep neural nets.
Emad @EMostaque
289K Followers 23 Following Distributing Intelligence. Building the Intelligent Internet @ii_posts. Founder @StabilityAI.
Ben Tossell @bentossell
164K Followers 433 Following twin dad || tinkerer/investor https://t.co/iLpIJT2Vlg || founder makerpad (acq by zapier)
Aaron Levie @levie
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François Chollet @fchollet
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AK @_akhaliq
425K Followers 3K Following AI research paper tweets, ML @Gradio (acq. by @HuggingFace 🤗) dm for promo ,submit papers here: https://t.co/UzmYN5YmrQ
Jay Hack @mathemagic1an
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Stanislas Polu @spolu
18K Followers 624 Following _co-founder+engineer(https://t.co/SXBR0l9TrF @dusthq), _alumni(https://t.co/8jAnpFAkp1, https://t.co/e99AaHzlA0, https://t.co/4jg6knqi2S, https://t.co/kXE6PNf8xH)
Suhail @Suhail
386K Followers 510 Following Founder: @mixpanel, next: 🤖🦾🦿 Pizzatarian, programmer, music maker
Austen Allred @Austen
418K Followers 1K Following Founder https://t.co/m6TigM4CJT: Free AI training for the smartest engineers in the world. Will tweet as I wish and suffer the consequences.
Garry Tan @garrytan
602K Followers 5K Following President & CEO @ycombinator —Founder @Initialized—designer/engineer who helps founders—San Francisco Dem accelerating the boom loop—e/acc—technology brother
Ben Klieger @benklieger
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Hamel Husain @HamelHusain
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Shreya Shankar @sh_reya
48K Followers 690 Following on the CS faculty job market | PhD @Berkeley_EECS, building https://t.co/PmuOqAYt6q | teaching https://t.co/CTWJ6z0JEg | formerly ML eng & undergrad @Stanford
Alex Kolicich @AlexKolicich
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Rak Garg @rak_garg
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geoff @GeoffreyHuntley
55K Followers 3K Following looking for my next role. no longer @ampcode? email [email protected]
David @DavidSHolz
92K Followers 8K Following founder @midjourney, prev founder leap motion, nasa, max planck - random vibeposting @davidvibesonly
Thorsten Ball @thorstenball
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Lenny Rachitsky @lennysan
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153K Followers 13K Following Dad, CEO, Founder, Developer. Builder in Residence @ampcode
Claude @claudeai
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Matt Oppenheimer @matt_oppy
5K Followers 3K Following @Remitly CEO. payments. fintech. remittances. immigration. @Harvard and @Dartmouth alum.
Thariq @trq212
12K Followers 1K Following Claude Code @anthropicai. prev YC founder, mit media lab grad. opinions mine
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Farza 🇵🇰🇺�... @FarzaTV
80K Followers 2K Following working on https://t.co/53shtSxkGH rn, prev founder @_buildspace.
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16 Followers 140 Following Co-founder @ Backland Labs | SMB AI Tool List | Helping SMB Owners Leverage AI
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Maxwell Nye @Maxwell_Nye
2K Followers 834 Following AI research at meta superintelligence Prev: cofounder @AdeptAILabs. Inventor of scratchpad / chain of thought, fuyu multimodal model
augustus odena @gstsdn
10K Followers 3K Following AI research at Meta. Previously cofounder at @AdeptAILabs. Invented Scratchpad / Chain-of-Thought.
Aditya Agarwal @adityaag
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Yuchen Jin @Yuchenj_UW
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Lori Berenberg @loriberenberg
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Allen School @uwcse
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Patrick Ellis @PatOakEllis
983 Followers 309 Following AI Engineer | CTO & Co-Founder at Snapbar | Forbes 30u30 - Seattle, '23 | Co-Founder of @DubHacks (prev.)
Hai The Dude @haithehuman
454 Followers 665 Following Building https://t.co/gsVzhpMWpC founded AGI Ventures Canada | AI Tinkerers in Ottawa
anirudh @kamathematic
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Justin Ith @JustinIth
277 Followers 363 Following Co-founder Outlift AI | Previously @immutouch @madronavl
aquamansam @aquamansam1
592 Followers 3K Following AI Agents Incubation @Meta. Previously CTO/cofounder @nanome_inc (XR and Agents in Molecular Modeling). Views are my own. PS: the future is agentic!
Louis ❤️☮✋ @louis_g_v
684 Followers 250 Following Co-founder, @OpenRouterAI - https://t.co/Yu9SISub2l 🟣 Previously co-founder, @plasmohq - https://t.co/GsAsbsPq82 🟠
The Sandbox Company @sandbox_company
35 Followers 11 Following The company behind your favorite sandboxes @e2b
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10K Followers 2K Following Wartime mode; startups @ Microsoft. angel investor @browserbasehq @resend @gumloop_ai @datacurve_ai @extropic_ai @coframe_ai @t3dotchat + others. chaotic good
Amp — Research Prev... @AmpCode
9K Followers 0 Following An agentic coding tool, in research preview from @sourcegraph
Mikey Tom @mikeytom
1K Followers 1K Following Associate Editor at ICONIQ. Previously @Cartainc, @AWScloud, @PitchBook Love golf, tennis, and all types music. Views my own.
˗ˏˋ DC ˎˊ˗ @dcsan
1K Followers 5K Following https://t.co/psHZeGmUt6 creative coder || games | bots | nlp | gen art 4 startups / 3 continents / 2 exits
Tejas Khot @tjskhot
377 Followers 2K Following Building defensive AI @AbnormalSec Prev: Applied Scientist @Amazon, Robotics @CarnegieMellon
Abdoulaye Doucoure @neohack22
310 Followers 728 Following 🔢| @microsoft Certified Data scientist 💻| @Ethercourt NLP Engineer 👔| @WELTAREmanager 📖| @Africa80 coauthor 🤖| Chatbot developer