Alex Reibman 🖇️
@AlexReibman
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High agency machines @agentopsai . Agents, ML, math, and data viz. Hack reporter🕶️
🌉 Cerebral Valley
Joined May 2018
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Pinned Tweet
𝐏𝐫𝐨𝐮𝐝 𝐭𝐨 𝐟𝐢𝐧𝐚𝐥𝐥𝐲 𝐚𝐧𝐧𝐨𝐮𝐧𝐜𝐞 𝐨𝐮𝐫 𝐟𝐮𝐧𝐝𝐫𝐚𝐢𝐬𝐞 𝐟𝐨𝐫 𝐀𝐠𝐞𝐧𝐜𝐲
We’ve secured $2.6M to build generationally important technology and bring AI agents to life
Here’s a look at future we’re building with (🧵):
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35
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Stanford just hosted a hackathon. Over 1000 students from around the world came to build for 36 hours straight.
The reward? $100k+ in prizes.
Here are the winners and crowd standouts we saw at TreeHacks ‘24
@hackwithtrees
(🧵):
179
3K
23K
Software engineers: rest easy.
GPT-4 isn't ready to replace you
422
1K
11K
This guy on tiktok is crushing job interviews with fortune 500’s and big tech using live AI transcription + ChatGPT
217
976
10K
Mistral is France’s answer to OpenAI. And it’s all open source.
They just threw Paris’s largest ever AI hackathon. 1,000+ hackers applied to build what’s possible with open source LLMs.
Here are the finalists from the
@MistralAI
x
@cerebral_valley
hackathon in Paris (🧵):
99
961
7K
UC Berkeley just hosted a hackathon. Over 1000 students from around the world came to build for 36 hours straight.
The reward? $100k+ in prizes.
Here are the winners and crowd standouts we saw at CalHacks ‘24
@CalHacks
(🧵)
65
552
6K
Never underestimate the open source AI community.
These cracked engineers are here to break the limits of what’s possible with local LLMs. We just witnessed some nutty inventions.
Here’s what we saw at the
@ollama
Open Source and Local AI meetup at
@cerebral_valley
(🧵):
56
526
6K
Meta launched Llama 3 to show the world what’s possible with open source LLMs.
500+ AI engineers just spent 24 hours straight putting it to the test.
Here’s what we saw at the
@AIatMeta
x
@cerebral_valley
#Llama3Hackathon
(🧵):
41
465
4K
Got invited to a pre-New Years Eve party in SF…
But instead of partying, everyone was just hacking on startups and side projects. They were intense.
Here are some of the demos we saw from the party animals at
@AGIHouseSF
(🧵):
223
210
4K
OpenAI is losing its lead to AI that’s actually Open.
And these cracked engineers are here to prove it.
Some of the most impressive demos I’ve seen in a long time.
Here’s what we saw at the
@ollama
Open Source and Local AI meetup at
@cerebral_valley
(🧵):
75
368
3K
LLM Fine tuning is here!
San Francisco’s top AI engineers came together to see what’s possible with fine-turning and only 4 hours of hacking.
Here’s an exclusive what we saw at the “Anything But Wrappers” hackathon (🧵):
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325
3K
1/ Baymax
Robot arm controlled by natural language and speech to provide medicine to the elderly/physically disabled.
Every single robot control, including inverse kinematics, coded from scratch.
🏆Grand prize winner- $10,000
🏆Elderly citizens award- Free trip to Japan
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111
3K
Mistral AI is what OpenAI would be if it were actually open.
And they just threw the largest OSS LLM hackathon to date. Over 2000 hackers applied to compete for $10k in prizes.
Here’s what we saw at the
@MistralAI
x
@cerebral_valley
hackathon (🧵):
24
245
3K
2/ Recollect
Automatic OCR scanning + page turning machine to digitize books and print media
🏅Hardware award
@LawtonSkaling
@kaien_yang
@jclin22009
13
124
3K
For one day only, General Catalyst invited 20 of San Francisco’s top AI entrepreneurs to showcase what’s possible with AI.
Live product and raw code only. No pitches. No bullshit.
Here’s what we saw at the
@cerebral_valley
co-working demo session at
@generalcatalyst
(🧵):
48
271
2K
Google and OpenAI are at war. Just days apart, both unveiled 2 insanely powerful multimodal AIs— Gemini 1.5 and GPT-4o.
Who has the best LLM? We threw an emergency hackathon to find out.
Here are the finalists from the
@solarissociety
⚔️ GPT-4o vs. Gemini 1.5 Hackathon (🧵):
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248
2K
Tough news for FAANG engineers:
Startups don’t want you anymore
Every founder I’ve spoken to is tired of them. Instead, they’re hiring ex-founders— engineers who value ownership and grinding to win
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109
2K
SF’s most talented:
-AI researchers
-data scientists
-software engineers
All came to a mansion see what’s possible with AI agents.
This stuff is insane.
Live tweeting the demos from the AI Agents hackathon at
@agihouse_org
w/
@Wing_VC
@MultiON_AI
🧵:
37
207
2K
6/ Luna
AI storyteller that live-generates photos while you’re telling a story
Great for kids + fun novelty party game
@Kellyyyeh
@sfkunals
15
87
2K
3/ Good Samaritan
Combining Apple Vision Pro with machine learning to help first responders administer first aid
🏆Healthcare impact grand prize
@yashdulla
@rayhotate
@ShloakR
@blu3mo
14
87
2K
This weekend, AI engineers from around the world flew to SF to beat, build, and break state of the art AI agents
Powered by AutoGPT, these hackers spent 24 hours testing the limits of what’s possible
Tweeting the finalists from the
@Auto_GPT
hackathon (🧵):
26
190
1K
We gave 250+ engineers from around the world early access to:
-Voice
-Agents
-Compute
-Wearables
- and inference APIs
They had 24 hours to hack.
Here are the finalists from the "AI Supaheroes" hackathon by
@AgentOpsAI
x
@supabase
x
@the_builderclub
at
@solarissociety
(🧵):
10
61
429
OpenAI completely upended all of tech on Dev Day. We launched an emergency hackathon 2 days later.
200+ AI builders, founders, and researchers RSVP’d to hack. On a Wednesday.
Here are the top teams from the Emergency GPT Builders Hackathon at
@MindsDB
(🧵):
19
157
1K
We’ve seen tools like Cursor, Copilot and Momentic completely change our workflows.
140+ engineers just spent 24 hours figuring out how to build better, faster software with AI
Here are the demos from the
@mintlify
AI Devtools hackathon (🧵):
17
143
1K
7/ Lingua Franca
VR language learning game where you can learn new language by speaking with NPCs
🏅Prize winner
5
49
1K
We gathered 100+ top developers in one room to show off what’s possible with AI agents.
Everything is accelerating.
Here’s what we saw at the SF AI Agent meetup by agentops and baserun (🧵):
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147
1K
This weekend, 400+ AI engineers flew from around the world to SF’s largest AI agent hackathon.
Frontier agents powered by tool calling, web browsing, and memory are coming.
Tweeting the finalists from the Agents 2.0 Hackathon with
@AgentOpsAI
and
@MultiOn_AI
(🧵):
23
129
1K
California wants to regulate AI. But the open source AI community is still shipping
Ollama gathered 7 top AI startups to show what OSS LLMs and agents can do
Here’s what we saw at the
@ollama
@thealliance_ai
Open Souce and Local AI meetup at
@cerebral_valley
(🧵):
7
125
1K
5/ Synthesis
NLP data pipeline + classifier and LLM summarization tool to collate news from biased sources and distill truthful information
Basically,
@Ground_app
, but AI
🏅 Editor’s (me) choice- for most sophisticated architecture
@RonNachum
9
61
1K
Every week, SF’s top AI engineers and startup founders meet up and show what’s new in AI.
No pitches. No grifting. Just code.
Here’s what some of SF’s best hackers are up to this week at
@cerebral_valley
🧵
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68
1K
(Bonus)/ LlamaFS
Local LLM-powered hard drive file organizer. Automatically rename and categorize messy files and directories with multi-modal AI
Everyone was asking me nonstop what we built, so here it is :)
@swayingoak
@iyajainfinity
@AshwinHegd28838
48
93
947
Can't believe more people aren't talking about the OpenAI Cookbook.
Total goldmine
10
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920
This was easily one of the most technically impressive events I’ve been to in SF.
Everything from writing assembly with
@realGeorgeHotz
to beating ARC SOTA
Here are the demos from the Open Source AGI Hackathon at
@AGIHouseSF
w/
@NousResearch
@__tinygrad__
@PrimeIntellect
(🧵):
opening talk about tinygrad by
@realGeorgeHotz
for the Open Source AGI Hackathon
@AGIHouseSF
right now
the crowd here is technical af
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Scraping web data for AI agents sucks.
@firecrawl_dev
is fixing that.
Live demo of Firecrawl turning entire websites into LLM-ready data in seconds w/
@CalebPeffer
19
126
880
We invited 100+ engineers to take an exclusive look at the latest advancements in AI agent ecosystem
If you’re not following this space, your job is probably going to be replaced by AI.
Here’s what we saw in the AI Agent Developer Arena
(🧵):
26
110
854
300+ veterans, military contractors, and engineers just spent 48 hours hacking AI defense tech
Someone built a laser cannon and the CIA showed up.
Here’s what we saw at the
@cerebral_valley
National Security Hackathon by
@CIA
x
@ShieldCapVC
x
@anduriltechx
x
@foundersfund
(🧵):
14
90
830
4/ Smart bike lock
RFID bike lock jerry-rigged together with 9 volt batteries, electrical tape, a 3d printed chassis, and an arruino
@SamDuong1
11
30
804
1/ ArxFlix
Turn any research paper into a
@twominutepapers
style video. Complete with diagrams, text explanation, and voice
🥈2nd place fine-tuning award
12
43
742
280 hackers signed up to build what’s possible with the latest advancements in multimodal AI.
This is a sneak peak at the new age of the AI-first Interface.
Here’s what we saw at the
@aiengfoundation
Realtime Voice AI and Multimodal Hackathon in San Francisco (🧵):
12
83
697
We invited 200+ engineers to take an exclusive look at the latest advancements in AI agent ecosystem
If you’re not following this space, your job is probably going to be replaced by AI.
Here’s what we saw at the
@AgentOpsAI
x
@Relplicate
Agent Meetup (🧵):
20
69
667
Reliable function calling has unlocked the hidden potential of AI agents.
We challenged 150+ hackers to show us what they’re capable of.
Presenting the finalists from the
@aiengfoundation
RAG+Function calling hackathon (🧵):
24
76
582
10/ Breathe easy
“Breathing” pillow that expands and contracts to match your own breathing pattern. Research suggests this leads to more restful sleep
Inside: mechanical accordion. No need for wires or pumps
4
12
575
Anthropic is entering the business of killing wrapper startups
14
33
569
OpenAI has new competition.
And it’s name is Claude.
Live tweeting the finalists of the first ever
@AnthropicAI
Hackathon at
@cerebral_valley
Meet the best of the 200+ hackers demonstrating what’s now possible with 100k context windows (1/n):
18
72
558
He’s there to teach Apple how to kill wrapper startups
17
19
552
Apparently we were
#1
on Hacker News today??
(Bonus)/ LlamaFS
Local LLM-powered hard drive file organizer. Automatically rename and categorize messy files and directories with multi-modal AI
Everyone was asking me nonstop what we built, so here it is :)
@swayingoak
@iyajainfinity
@AshwinHegd28838
48
93
947
19
31
555
OSWorld: Benchmarking Multimodal Agents for Open-Ended Tasks in Real Computer Environments
Ever since OpenInterpreter, we've all been wondering just how effective agents can be if you give them a computer.
Now we have a proper benchmark. Let's take a look (🧵):
11
83
540
AI Tinkerers is SF’s premier invite-only showcase of innovative and cutting edge AI projects.
The line to get in was overflowing.
Here’s an exclusive look at what we saw at
@AITinkerers
(🧵):
24
58
528
SF’s top AI hackers all came to a mansion to push the creative limits of art and music.
These projects are next-level
Tweeting my top picks from the Dreamscape Creativity Hackathon at
@agihouse_org
w/
@mantisVC
@coatuemgmt
🧵:
20
62
528
300+ e/acc engineers just spent 24 hours building AI solutions to San Francisco’s most pressing challenges— housing, safety, public health
The Mayor even showed up.
Tweeting the finalists building a better future for SF at the
@accelerate_sf
Hackathon at
@fdotinc
(🧵):
28
38
524
Writing code to parse JSON is super annoying (pre-AI).
So I wrote an AI agent that does it for me.
Launching: Jaiqu— JSON processor queries (jq) in natural language. Here's how it works (1/n)
18
54
519
Which tools are essential in the Python AI agent stack?
Agent frameworks
-
@pyautogen
-
@crewAIInc
Monitoring
-
@AgentOpsAI
RAG/document loading
-
@mem0ai
-
@llama_index
Browsing
-
@browserbasehq
-
@firecrawl_dev
-
@MultiOn_AI
Sandboxing
@e2b_dev
... who did I miss?
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HF0 is SF’s most selective residency for repeat founders.
After 3 months of intense grinding, the founders made an exclusive appearance to showcase their work. The room was over capacity.
Here’s look at the
@HF0Residency
pitches at the
@aiDotEngineer
World’s Fair (🧵):
5
33
497
10 outlier startups just pitched Silicon Valley's top VCs and showed off what’s now possible with tech and AI.
I got an exclusive look.
Here’s what the hackers at the world's most selective hacker residency
@HF0Residency
cooked up at demo day 🧵:
9
54
468
We challenged 250+ hackers to build Agent Apps with AgentOps. The goal: Make an agent-powered startup in a weekend.
AI agents are coming to replace you.
Here are the finalists from the Cognitive Agents Hackathon by
@AgentOpsAI
x
@MindsDB
x
@MayfieldFund
(🧵):
10
71
461
Live tweeting the finalists at the ScaleAI hackathon
Buckle up, some crazy projects in here: 1/n
7
25
442
4/ Continue
Open source coding copilot powered by local LLMs. Available in VSCode
Also now includes continuous fine-tuning models on your codebase
@continuedev
@tylerjdunn
@NateSesti
6
21
422
And that’s all I could film! There were wayyy too many projects (at least 400)
This was the first student hackathon I’ve ever been to. I’m seriously impressed
Huge shoutout to
@MLHacks
@hackwithtrees
@Stanford
Want to see more hacks, AI agents, and demos? Follow
@AlexReibman
OpenAI is losing its lead to AI that’s actually Open.
And these cracked engineers are here to prove it.
Some of the most impressive demos I’ve seen in a long time.
Here’s what we saw at the
@ollama
Open Source and Local AI meetup at
@cerebral_valley
(🧵):
75
368
3K
6
13
409
2/ Microcosm
@websim_ai
-style simulator of a virtual world with live news feeds, stock markets, a simulated Wikipedia, and Twitter agents
Create entire virtual world simulations with a single prompt (and in the style of Windows 95)
@onetwoval
1
18
407
Craft Ventures just threw one of SF’s largest hackathons with over $20,000 in prizes. The theme? Agents.
300+ hackers from around the world came to compete. Only 3 claimed victory.
Here are the finalists from the
@craft_ventures
AI Agents
#HackAIthon
(🧵):
6
41
396
The 49’ers are playing the Super Bowl.
But instead of watching, these SF engineers are hacking on AI projects. All built in just 2 hours before the game.
Here are the demos we saw at The Hackerbowl at
@HF0Residency
(🧵):
22
21
388
2/ Bootleg Amazon Kindle
Running local LLMs and StableDiffusion on Raspberry Pi to create generative ebooks
Swap out parts for faster performance
6
16
383
3/ Skyline
Simulated city with thousands of agents to predict movement patterns, optimize public transit routes, and estimate CO2 emissions
Agent simulations to create digital twins of cities
4
17
388
HF0 is SF’s most exclusive residency for repeat founders.
These outlier startups spent 3 months straight grinding in the Code Monastery. Now they’re ready to show off what they’ve built.
Here’s an inside look at the presentations from the
@HF0Residency
demo day (🧵):
4
38
376
AI Agents for the web are here.
These hackers spent 24 hours with an exclusive access API that lets LLMs control the browser. Now they’re showing what’s possible with AI web agents.
Here’s what we saw at the DevDay x
@MultiON_AI
hackathon at
@cerebral_valley
(🧵):
9
39
374
3/ Procrastination Coach
Open source and local productivity monitor that looks at your screen and uses LLaVA to determine whether you’re being productive or slacking off
@charliebholtz
@replicate
30
21
349
9/ Auto switch
Cheap door switch with built in Bluetooth and motion sensors. Retrofits to lights by physically toggling the switch
2
15
354
4/ LeChatOn
Visual RAG for videos. Chat with infinitely long videos by identifying objects captioned with visual large language models (VLLMs)
🥇1st place application prize
4
27
358
3/ OpenGlass
$20 budget smart glasses that can answer questions about what you’re looking at
🥇1st place
@kodjima33
@sramanan
@Jat1nn
@scottfits
@Ex3NDR
You can now turn any glasses into AI smart glasses for just $20
At today's hackathon we built Open Glass AI
It will then record your life and remember people names, count calories, live translate, and much more
Ant it's fully open source. Link 👇
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3K
4
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324
CTO of the CIA casually rolls up to give a talk at the
@cerebral_valley
National Security Hackathon
14
17
349
3/
Turn any website into a collaborate doc for note taking
Even run AI queries against all the sites you’ve visited and get answers with specific citations
@BlackForestBoi
7
16
339
@hichamics
In another video he's playing league of legends while the interview is going on haha
14
5
329
3/ Enchanted
MacOS native app for running local LLMs
Comes with built-in computer vision (LLaVA1.5 + BakLLaVA), chat completion, and the ability to interact with apps and windows
@amgauge
3
19
317
3/ Bootleg brain
Hacked-together wearable that records all your conversations and creates queryable memories
50x cheaper than existing options on the market and built in only one day
@kodjima33
10
17
312
5/ Uncensoring censored models
Methods and approaches for removing guardrails from censored LLMs
1. Remove prompts rewarding censorship from instruct fine-tuning
2. Fine-tuning on unaligned data
3. System prompts that instruct LLMs to behave improperly
@erhartford
2
22
299
🚨New launch🚨
Announcing: Tokencost. Easy LLM price tracking with 1 line of code. No more surprise OpenAI bills.
Clientside token counting + price estimation for LLM apps and AI agents. Here's how it works: 1/
13
38
297
2/ UForm
Pocket sized multimodal AI for content understanding and generation.
Impressive results, and 5x smaller than LLaVA and BLIP
@ashvardanian
@unum_cloud
1
14
292
@noor_siddiqui_
“85% of Supreme Court justices, 76% of US Senators, and 85% of Fortune 500 CEOs are fraternity men”
Didn’t party enough in college. Guess I’m doomed for failure!
5
13
288
1/ Elevator - 🏆 Best use of Gemini 1.5
Steve Jobs AI powered by Gemini 1.5-multimodal audio (no speech to text at all) that gives feedback on elevator pitches.
Extremely detailed breakdown—Even understands tone, passion, and conviction
@__shubhankar
4
23
294
1/ JoeCRM
AI-first CRM that receives signals about customers, performs research about them, and automatically drafts outreach campaigns
@GregTanaka
11
17
294
All of these images were generated by an AI.
DreamBooth is one of the most impressive advancements in AI-generated art since DALLE-2.
But how does it work?
Here's a thread explaining how it works behind the scenes + AI rendered photos of me 🧵
10
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281
1/ Revison
Grammarly for redlining biased and politically incorrect language in textbooks and educational materials
AI for DEI (diversity, equity, and inclusion)
44
20
274
6/ Where’s Waldo w/ Weaviate
Translating images into vectors and using local models to find items in the photo (i.e. waldo)
@weaviate_io
@weaviate_jon
5
16
259
New site just dropped 👀
18
21
259
What is the best office snack for productivity? Grading criteria:
- Healthy
- High protein / low sugar
- Doesn’t leave a mess (keyboard friendly)
169
4
251
For one day only, Lightspeed Venture Partners invited San Francisco’s top AI entrepreneurs to showcase what’s possible with AI
Live product and raw code only. No bullshit.
Here are the top demos from the
@cerebral_valley
x
@lightspeedvp
AI coworking day (🧵):
5
35
250
2/ Activation Ablation Augmentation
Research team that identified how to nullify activation layers in Llama3 responsible for censorship
@song_minjune
@IanSears96
@Nottlespike
🥉 3rd place
5
18
250
4/ “Does my insurance cover that?”
LLM that answers questions about your health insurance policy’s coverage
3
11
244
New drop🚀
Announcing: ChatOCR. We're launching the first ever ChatGPT plugin that reads text from PDFs, including scans and handwriting
Sign up for early access 👀
21
20
239
🚨New launch🚨
Announcing: BestGPTs
In response to OpenAI's new GPT marketplace, we're ranking, vetting, and sorting the very best and saving them all in one place.
We have a few announced from DevDay so far, but more to come!
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239