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

Edge Computing Accelerates AI Inference Deployment
SocialDec 4, 2025

Edge Computing Accelerates AI Inference Deployment

lots of talk about inference moving to edge today here’s a nice intro thread from someone who’s been working on this:

By Yohei Nakajima
Edge Inference Flips Economics—Try Mobile SDKs Now
SocialDec 4, 2025

Edge Inference Flips Economics—Try Mobile SDKs Now

the economics change rapidly when inference moves to the edge a perfect time to start playing around w mobile inference sdks like @RunAnywhereAI

By Yohei Nakajima
Self‑learning Agents Gaining Traction in Research
SocialDec 3, 2025

Self‑learning Agents Gaining Traction in Research

finally seeing an increasing number of projects and research under the “self-learning” agents bucket :)

By Yohei Nakajima
AI‑Native CRMs Shine: Attio Leads, Others Follow
SocialDec 3, 2025

AI‑Native CRMs Shine: Attio Leads, Others Follow

ai native crms. @attio is great (we switched to it recently). @newitemco also looks solid/agentic. i havent played with it yet but @lightfld also seems similar.

By Yohei Nakajima
Superhuman's Agentic Writing Pulls Emails and Web Context
SocialDec 3, 2025

Superhuman's Agentic Writing Pulls Emails and Web Context

just tried superhuman's agentic writing - you can ask it to look up relevant emails/web info as context!

By Yohei Nakajima
Looking for Your Favorite New AI Tools
SocialDec 3, 2025

Looking for Your Favorite New AI Tools

any new ai tools that you’ve started using recently and love?

By Yohei Nakajima
Future AI Memory Needs Concepts, Tags, and Clustering
SocialDec 2, 2025

Future AI Memory Needs Concepts, Tags, and Clustering

good intro to a couple of concepts/approaches to memory. not sure i agree agents need to forget, but I agree some sort of strategy is required to make sure you’re efficiently pulling only data you need into the context. i think current...

By Yohei Nakajima
ChatGPT Now Includes Interactive Finance Widget
SocialDec 1, 2025

ChatGPT Now Includes Interactive Finance Widget

just noticed this interactive "finance-widget" in chatgpt for the first time https://t.co/DAk0SqRcC2

By Yohei Nakajima
Ditto Powers New Functional Vibe Coding App
SocialDec 1, 2025

Ditto Powers New Functional Vibe Coding App

okay fine this is fun someone built a working vibe coding app on top of my earlier project called ditto (self-building coding agent w ~500 lines of code) https://t.co/VK2yyTzUnS https://t.co/GOoqgreIgr

By Yohei Nakajima
Embeddings Beat LLMs for Fast, Cheap Classification
SocialNov 25, 2025

Embeddings Beat LLMs for Fast, Cheap Classification

totally forgot about this experiment where i found it was faster and cheaper to do classification via embeddings vs using the fastest/cheapest llm (at the time)

By Yohei Nakajima
Embedding Classification Beats Fastest Model on Speed, Cost
SocialNov 25, 2025

Embedding Classification Beats Fastest Model on Speed, Cost

@jasonth0 did an experiment a bit back, and found that embedding based classification seemed consistently faster and cheaper than using the cheapest/fastest model (at the time) https://t.co/uuEPwu88cg

By Yohei Nakajima
LLM
SocialNov 25, 2025

LLM

kinda like this, but instead of using vec2text - i found grabbing a few samples from each cluster and feeding into an llm came up with better names (not surprisingly) https://t.co/K8phyyDFdR

By Yohei Nakajima
Clustering Embeddings Drives Dynamic Ontology Exploration
SocialNov 25, 2025

Clustering Embeddings Drives Dynamic Ontology Exploration

last weekend i went down the rabbit hole of how to build dynamic ontologies, and kept coming back to clustering of embeddings curious if anyone has cool experiments i could look at around this

By Yohei Nakajima
Visualizing Karpathy’s Key Idea
SocialNov 19, 2025

Visualizing Karpathy’s Key Idea

i liked this @karpathy post from a few months back, and put together a quick slide to show this visually https://t.co/cQCkYxmQsB

By Yohei Nakajima
Master One AI Tool, Skip the Noise
SocialNov 19, 2025

Master One AI Tool, Skip the Noise

most people would be further along ignoring all ai discourse and just mastering one ai tool

By Yohei Nakajima
AI-Powered Tool Turns Research Into Ready-Made Listicles
SocialNov 17, 2025

AI-Powered Tool Turns Research Into Ready-Made Listicles

started working on a deep research agent to build nice lists for me and one thing led to another... introducing researchoor dot com an ai powered social listicle builder https://t.co/RoAEj1jDYE

By Yohei Nakajima
AI Needs Onboarding and Scaffolding, Not Just Raw Models
SocialNov 12, 2025

AI Needs Onboarding and Scaffolding, Not Just Raw Models

this is an interesting experiment I love but it seems like they did little to no onboarding for the ai, where they didn’t even have the ai review the tools data schema and learn from it before trying to use...

By Yohei Nakajima
AI Builders Clone Games, Only Rename—Ethical Question
SocialNov 12, 2025

AI Builders Clone Games, Only Rename—Ethical Question

not sure how i feel about ai app builders cloning existing games and just letting users change the name… (maybe this is okay cuz it was a tutorial meant to be cloned/learned from?) https://t.co/dYWJZ0E2Dk

By Yohei Nakajima
Offload Model Inference to Devices, Slash Cloud Costs
SocialNov 7, 2025

Offload Model Inference to Devices, Slash Cloud Costs

if you're already starting to fine-tune open source models for smaller tasks, using something like the @runanywhereai sdk can let you offload some of the inference to user devices, lowering cloud inference costs and latency but there's probably more fun/unique applications...

By Yohei Nakajima
Ollama Goes Mobile, Attracts Growing Interest
SocialNov 7, 2025

Ollama Goes Mobile, Attracts Growing Interest

ollama for mobile, picking up attention https://t.co/sBa5luBHLh

By Yohei Nakajima
AI Email Client Auto‑Tags, Scores, and Drafts Replies
SocialNov 3, 2025

AI Email Client Auto‑Tags, Scores, and Drafts Replies

this weekend, i vibe coded a prototype email client that i want... - for each email, looks up contacts details + notes in attio, then org details, looks at lists to determine if portfolio, LP, etc. - summarizes this context and creates...

By Yohei Nakajima
AI Drafts Legal Docs, Lawyers Still Essential
SocialNov 3, 2025

AI Drafts Legal Docs, Lawyers Still Essential

ai can draft legal docs but you still want a lawyer to review it. i’m a fan (and investor) of services like @DocDraftai that combines the best of both into a single elegant service :)

By Yohei Nakajima
Add AI to Any Site with a Tiny Widget
SocialOct 16, 2025

Add AI to Any Site with a Tiny Widget

[tiny project] ai-share-widget the easiest way to add* ai capability to a site with a front-end widget where you can customize the prompt and allow the user to pass that into their AI tool of choice github (102 lines of code) in...

By Yohei Nakajima