cho.sh
researchmini
cho.sh
researchmini

Cho Mini

A collection of small mini apps I made.

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Aa가나漢字

Sans

A type specimen for the family this whole site is set in.

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Figure 3
Margin note

Papers

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948671
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22333
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Slept 7.8h
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Sunghyun Cho
SeoulReady
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Night 1
Who is the Mafia?
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awesomestartup
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$ solution.ts
Accepted12 ms
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?
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AJ

Blackjack

A party table against the dealer, with Claude dealt in if you like.

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어디 가세요?어디 가세유?

Saturi

Turn standard Korean into its regional dialects, side by side.

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RedFruit?Liar!
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Token Usage

How many tokens did I use?

Reading agents unroll an arXiv paper into margin notes, figure guides, and an adversarial review.

News

Pick a topic and AI fetches, scores, and summarizes the stories worth reading.

Dalmuti

Climb from Greater Peon to Greater Dalmuti, one unfair hand at a time.

Health

Sleep, readiness, and steps from my health devices, one value per day.

Apple Wallet Card

Create Sunghyun's Apple Wallet business card with where and when we met.

Mafia

Party Mafia, each on their own phone, hosted live by an AI game lead.

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c
o
m
available

Domains

Type a name and see what's taken, with an honest AI vibe score.

Problems

A Baekjoon-style judge right in your browser.

Rubber Duck

Think out loud with a duck that listens and asks the right questions.

Chess

Play one quick game against Sunghyun.

= 7

Dice

Roll a handful of 3D dice and read the sum.

Salpakan

March your flag past an army of hidden ranks.

Liar Game

Pass one phone around: everyone gets the word but the liar. Vote them out.

Mock Interviewer

Upload your materials and get interviewed by a live voice agent.

H
T
Heads!

Coin

Flip a 3D coin when you just need heads or tails.

BANG!
Out!

Russian Roulette

Spin the toy revolver until one name is left.

It's you!

Bottle

Spin the bottle to pick someone from the circle.

12 notes

Collections

Curated reading paths through the digital garden.