Yohei Nakajima

Yohei Nakajima

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VC by day @untappedvc, builder by night: @babyagi_, @pippinlovesyou @pixelbeastsnft. Build-in-public log: https://t.co/UdHHGbZba5

Testing Siri as Sole Controller for All Agents
SocialMar 26, 2026

Testing Siri as Sole Controller for All Agents

lol gonna try using siri exclusively to run all my agents to see how that feels

By Yohei Nakajima
Comparing AI Memory Benchmarks Reveals Key Design Trade‑offs
SocialMar 26, 2026

Comparing AI Memory Benchmarks Reveals Key Design Trade‑offs

[Opus 4.6 Research] "Research the top memory benchmarks for AI systems, look at the top performing memory systems, and to the extent you can look at how they approach memory (looking at code if they are open source), note similarities...

By Yohei Nakajima
Top Open‑Source Projects to Watch: Mirofish, Paperclip, Hermes, Autoresearch
SocialMar 25, 2026

Top Open‑Source Projects to Watch: Mirofish, Paperclip, Hermes, Autoresearch

someone asked me yesterday what recent open source projects have been interesting recently there's a ton but i mentioned mirofish, paperclip, hermes agent, and autoresearch

By Yohei Nakajima
Automated Trading Now Handles 70‑80% of Market Trades
SocialMar 24, 2026

Automated Trading Now Handles 70‑80% of Market Trades

i just mentioned in a talk that 1/3 of stock trades are automated, but that was widely outdated apparently it's now 70-80% of market transactions that are carried out through automated trading software

By Yohei Nakajima
Future AI Agents May Outpace Individual Human Oversight
SocialMar 20, 2026

Future AI Agents May Outpace Individual Human Oversight

right now, we manage multiple agents but as they get better, does the capacity of one agent surpass one person’s cognitive capacity to track and manage? put differently, will we get to a point where we need teams of people managing...

By Yohei Nakajima
Redesigning Homes in 5‑10 Years Seems Unrealistic
SocialMar 20, 2026

Redesigning Homes in 5‑10 Years Seems Unrealistic

while I agree with his general thinking about how we’ll rethink home design, seems optimistic to think that a meaningful percentage of homes would be redesigned in a 5-10 yr period

By Yohei Nakajima
AI Emotional Companion with Self‑Updating Memory Handles Life
SocialMar 20, 2026

AI Emotional Companion with Self‑Updating Memory Handles Life

me: what are you working on? founder: we're building the emotional friend that everyone needs, but with embedded graph based composable memory that can connect to claude code/openai with mcp/api/cli. it has it's own rl environment it uses to continuously update...

By Yohei Nakajima
Future Fun Becomes AI‑Driven Data Collection
SocialMar 19, 2026

Future Fun Becomes AI‑Driven Data Collection

in the future, everything is fun and interactive gamified entertainment, carefully designed to generate training data the ai has decided it needs

By Yohei Nakajima
Claw Normalized AI Chat Across Every Channel
SocialMar 19, 2026

Claw Normalized AI Chat Across Every Channel

the real impact of claw was normalizing the ability to chat with your ai from any channel

By Yohei Nakajima
Three Years of BabyAGI: Tracing Agent Evolution
SocialMar 19, 2026

Three Years of BabyAGI: Tracing Agent Evolution

as babyagi turns 3 yrs old, i finally sat down to compare the 9 iterations i did over the years... this turned into https://t.co/x2evpDgcIM a technical history of a personal project (which kind of captures the progress of the agent space overall)...

By Yohei Nakajima
AI Filtering Faces Same Overlap as Bears and Tourists
SocialMar 18, 2026

AI Filtering Faces Same Overlap as Bears and Tourists

as i think about the challenges of filtering ai content and replies, i’m reminded of this quote by a park ranger on the challenges of designing trash cans: “there is considerable overlap between the intelligence of the smartest bears and the...

By Yohei Nakajima
AI Agents Out‑personalize Humans in Cold Emailing
SocialMar 18, 2026

AI Agents Out‑personalize Humans in Cold Emailing

getting mixed feeling, ai agents cold emailing me do a better job personalizing emails than some humans

By Yohei Nakajima
California VC Diversity Reporting Rule Temporarily Paused
SocialMar 17, 2026

California VC Diversity Reporting Rule Temporarily Paused

wait, so that weird CA rule where every VC has to ask their portfolio about diversity stats and submit by April 1st is now on pause? https://t.co/gLKVEsa0wY

By Yohei Nakajima
Agentic VCs: Navigating AI Opportunities and Challenges
SocialMar 17, 2026

Agentic VCs: Navigating AI Opportunities and Challenges

I'm speaking at the Virtual DDVC Summit 2026! I'll be joining 30+ speakers from Accel, Atomico, Balderton, BlackRock, NEA and more for 3 days of practical sessions on how leading investment firms are using AI, data, and automation. My session: "Opportunities &...

By Yohei Nakajima
Alpha Test Ready: Founders & VCs Can Try Now
SocialMar 12, 2026

Alpha Test Ready: Founders & VCs Can Try Now

okay, founders/VCs can test the alpha version now... https://t.co/AQNDNk7N2l some notes: - will extract startup details/VC interest (after call) - i have access to transcription/notes - you will be able to see your own - a verification steps checks to see if you're a VC/founder first,...

By Yohei Nakajima
Balancing Agent Development with Workflow Adaptation
SocialMar 11, 2026

Balancing Agent Development with Workflow Adaptation

the constant push and pull of building agents around our workflow vs updating our workflows to better work with agents

By Yohei Nakajima
Agents Can Self‑register APIs Using Email as Identity
SocialMar 10, 2026

Agents Can Self‑register APIs Using Email as Identity

when I combined AgentMail w BrowserUse, my agent was able to create an account for an API service and grab an API key for itself email isn’t just about sending and receiving emails, it’s identity, auth, notifications, and more

By Yohei Nakajima
Rolling Stone Revisits BabyAGI, Sparking Human‑machine Debate
SocialMar 10, 2026

Rolling Stone Revisits BabyAGI, Sparking Human‑machine Debate

.@rollingstone remembers babyagi 🥰 (in an article questioning the role of machines vs humans from yesterday) https://t.co/H71nwLSBCv

By Yohei Nakajima
AI Pitch Bot Offers Cheap, Consistent Feedback, But Limits Hurt
SocialMar 10, 2026

AI Pitch Bot Offers Cheap, Consistent Feedback, But Limits Hurt

haha the @runwayml real-time characters is great. i just spent 2 minutes pitching a ghibli version of myself a bladeless blender startup it's only a 2 min demo, but the questions and tone are pretty solid. one question even threw me...

By Yohei Nakajima
Plaud: Not a Plumber’s Claude, Just Another AI Pin
SocialMar 9, 2026

Plaud: Not a Plumber’s Claude, Just Another AI Pin

for a sec i thought plaud was like claude for plumbers but it’s a more generic wearable ai pin (how many are there now?)

By Yohei Nakajima
Travel Booking Thrives on APIs, Not Browser Demos
SocialMar 5, 2026

Travel Booking Thrives on APIs, Not Browser Demos

booking travel is the classic browser agent demo, but APIs make more sense here companies like @duffelhq and @selfbookhq are good for this. the latter seems to have leaned into AI based on their site, but their X account is inactive

By Yohei Nakajima
From DoW Drama to Exciting New Chinese Model Launch
SocialMar 3, 2026

From DoW Drama to Exciting New Chinese Model Launch

i guess we’re moving on from DoW drama to celebrating a new chinese model drop

By Yohei Nakajima
Looking for AI/VC Event Sponsors in San Francisco
SocialMar 2, 2026

Looking for AI/VC Event Sponsors in San Francisco

who are some good sponsors to reach out to for AI and/or VC related events in SF?

By Yohei Nakajima
Prioritize Detailed User Facts and Personalized Style Prompts
SocialMar 1, 2026

Prioritize Detailed User Facts and Personalized Style Prompts

actually the prompt and instructions could be improved a lot. instead of a timeline of facts, it should ask for a detailed summary of facts about user. also, should leverage profile preference, with a separate prompt to generate user's preferred...

By Yohei Nakajima
Anthropic Gains Consumer Spotlight Beyond Enterprise Roots
SocialMar 1, 2026

Anthropic Gains Consumer Spotlight Beyond Enterprise Roots

we know anthropic’s strong suit has been enterprise and coders, but recent events have clearly made more consumers aware of them https://t.co/212RQDK3xj

By Yohei Nakajima
AI Military Procurement Needs Formal Collaboration, Not Competitive Bidding
SocialFeb 28, 2026

AI Military Procurement Needs Formal Collaboration, Not Competitive Bidding

not an expert, but impo, ai use in military/govt should be decided through a more formal collaborative process, not through public contract negotiations pitting private companies against each other

By Yohei Nakajima
After 2.5 Years, AI Still Can’t Play Music
SocialFeb 24, 2026

After 2.5 Years, AI Still Can’t Play Music

it’s been 2.5 yrs since i prototyped this and i’m still waiting for ai chatbots to be able to find and play music for me starting to finally see some dynamic UI recently so i’m hopeful https://t.co/WpAbs6HO7U

By Yohei Nakajima
Testing Small Local Models for Effective Tool Calling
SocialFeb 20, 2026

Testing Small Local Models for Effective Tool Calling

can you get small local models to do tool calling? what does it take? these guys share their experience testing different models & approaches

By Yohei Nakajima
Upcoming Releases Echo Babyagi2o and Openclaw Tech
SocialFeb 20, 2026

Upcoming Releases Echo Babyagi2o and Openclaw Tech

if you look at what i'm playing with - you might get a sense of what's coming next lots of similarities between: 👶babyagi2o ('24) 🥧pi (which powers openclaw) 🦄pippin framework ('24) 🦞openclaw https://t.co/7V02vLWQ4y

By Yohei Nakajima
LLMs Now Handle Task Lists—Unthinkable Three Years Ago
SocialFeb 19, 2026

LLMs Now Handle Task Lists—Unthinkable Three Years Ago

it's crazy to think that only 3 years ago, the idea of asking an LLM to generate and manage a task list was practically non-existent

By Yohei Nakajima
Win $1000 Creating AI Video for Claude Code
SocialFeb 18, 2026

Win $1000 Creating AI Video for Claude Code

Just for fun: AI music video contest In celebration of Claude Code’s 1 yr bday, I will give $1000 USD to the best* music video for “Ode to Claude Code” To submit: - Find the song on Spotify - Use AI to create music...

By Yohei Nakajima
Early Adopters Saw Graph Memory Before Hype
SocialFeb 18, 2026

Early Adopters Saw Graph Memory Before Hype

good example: i had multiple builders telling me to check out how graphs could help babyagi’s memory 6 month before graphRAG was even a term which is how i ended up working on graph based memory and investing in @falkordb only started...

By Yohei Nakajima
Cross‑team Context Fuels Smarter Autonomous Marketing
SocialFeb 18, 2026

Cross‑team Context Fuels Smarter Autonomous Marketing

imagine if your marketing dept knew exactly what your dev team has been working on that’s what @layers enables in an agentic world, with their code-aware autonomous marketing the take-away pattern is to use context from department A to help department B...

By Yohei Nakajima
OpenAI Co-Opts Anthropic‑inspired “Claw” Brand After Viral Bot
SocialFeb 16, 2026

OpenAI Co-Opts Anthropic‑inspired “Claw” Brand After Viral Bot

it’s kind of wild that clawdbot, clearly named after @anthropicai’s mascot claw’d, went viral at the same time claude code was getting lots of attention… got away with changing from clawd to (open)claw which then openai was able to acquire, and can...

By Yohei Nakajima
AI Analyzes My Behavior, Turns Results Into Minimalist Infographic
SocialFeb 15, 2026

AI Analyzes My Behavior, Turns Results Into Minimalist Infographic

i tried the chatgpt interview question on myself and turned it into an infographic ask chatgpt, "based on my past conversations, can you analyze my behavioral tendencies" take it to gemini, "create a minimalistic infographic about > that summarizes the information below....

By Yohei Nakajima
Antim Labs Benchmarks AI Agents in Competitive Simulations
SocialFeb 13, 2026

Antim Labs Benchmarks AI Agents in Competitive Simulations

I know y'all like simulated agent interactions ICYMI - check out @antimlabs project: Among AIs, where they benchmarked different models playing against each other https://t.co/HgcMg0PNrB

By Yohei Nakajima
Link Apps to Create a Shared Agent Memory Graph
SocialFeb 12, 2026

Link Apps to Create a Shared Agent Memory Graph

connect your company apps to build a memory graph your agents (or claw) can access

By Yohei Nakajima
AI Builders Worry About Leaks, Not Claw‑bot Uprisings
SocialJan 30, 2026

AI Builders Worry About Leaks, Not Claw‑bot Uprisings

from my convos (just fyi), nobody who is seriously building and stress testing agent capability is worried about the claw bots in moltbook we saw similar reactions w autogpt/babyagi, smallville, project sid, truth terminal, etc. which are all significant but small...

By Yohei Nakajima
Build Complex Memory From Scratch Using Two Proven Approaches
SocialJan 30, 2026

Build Complex Memory From Scratch Using Two Proven Approaches

solid article on building more complex memory from scratch it has a lot of good specific techniques in here across two high level approaches

By Yohei Nakajima
Plan with AI Before Coding for Thoughtful Results
SocialJan 29, 2026

Plan with AI Before Coding for Thoughtful Results

thoughtful coding is talking to an ai first about what you’re going to ask the ai to build

By Yohei Nakajima
Reviving BabyAGI Amid Surge of Build Energy
SocialJan 29, 2026

Reviving BabyAGI Amid Surge of Build Energy

it’s been so fun watching the build energy this past week, i had to start rebuilding babyagi again last night :)

By Yohei Nakajima
OpenAI Turns Into Venture Hub, Monetizing Research Tools
SocialJan 27, 2026

OpenAI Turns Into Venture Hub, Monetizing Research Tools

>be openai >announce plans to take a cut of openai-aided discoveries >release prism, free tool for research teams >rate limit prism >announce prism+, more free credits, latest models >just promise small equity if you build co >openai becomes next yc >sama used to run yc

By Yohei Nakajima
Memorable AI Names Drive Early Virality and Adoption
SocialJan 27, 2026

Memorable AI Names Drive Early Virality and Adoption

some thoughts on naming AI products naming is important, and has impact, especially on early virality. babyagi was originally called "task-driven autonomous agent" and don't think it would have performed as well autogpt had a more descriptive name, and had a lot...

By Yohei Nakajima
Replit Agent Powers Offline AI Voice Assistant on Mobile
SocialJan 27, 2026

Replit Agent Powers Offline AI Voice Assistant on Mobile

these guys got @replit agent to build a fully local and offline AI voice assistant for mobile 👀

By Yohei Nakajima
Launching an AI‑First Startup Accelerator After 3 Years
SocialJan 26, 2026

Launching an AI‑First Startup Accelerator After 3 Years

very excited to share a project i've been iterating on for 3+ years: an AI-powered startup "accelerator" inspired by my time at Techstars and seeing similar programs, I've wondered what an AI-first version could look like check out what i made this weekend...

By Yohei Nakajima
Two‑pane Design Predates Claude, Still Holds Strong
SocialJan 26, 2026

Two‑pane Design Predates Claude, Still Holds Strong

i was cleaning my office and found this sketch from when I was building BabyFoxAGI (6th iteration) back in Sept 2023 the two pane approach was 6 months before Claude artifacts, and I think this general pattern is still pretty solid...

By Yohei Nakajima
AI PR Review Bot Scores Future Feature Impact
SocialJan 25, 2026

AI PR Review Bot Scores Future Feature Impact

would be cool to see a PR review bot that automatically generated and tracked potential features to add, and scored each PR on which potential features become easier/harder to add later based on architectural changes in the PR

By Yohei Nakajima
ChatGPT Drives Shopify Sales, Adds 4% Fee for Merchants
SocialJan 25, 2026

ChatGPT Drives Shopify Sales, Adds 4% Fee for Merchants

so chatgpt can help you with buying Shopify products, but the merchant will pay 4% more, which goes to openai (edited an earlier mistake) given current user base, Shopify merchants should be happy to get additional traffic combined w ads, kinda feels...

By Yohei Nakajima
Prompting Game Yields Concise, Creative Solutions Without Emojis
SocialJan 22, 2026

Prompting Game Yields Concise, Creative Solutions Without Emojis

finally starting to see some longer solutions in KISS (prompting game), after disabling emojis and special characters. solutions still aren't quite like in the taboo game where you have to speak the hints, there are still a lot of acryonym/hacky solutions...

By Yohei Nakajima