A Chinese international student built a small box that completely rewrote his life.

The box is the size of a book with just four buttons on top: Buy, Sell, Confirm, Cancel. It has a microphone. No screen, no keyboard.

He operates it entirely through voice commands and these four keys.

He speaks to the box: "Scan the Premier League odds." Claude Code runs inside, analyzes, and the machine executes automatically. That simple.

A year ago, he was living in an MIT dorm paying $2,400 a month in rent, eating instant noodles when hungry at night.

Today, this thing is worth $4.5 million.

432614799197. His ID on Polymarket. From January 2026 to now, he's made 4,548 predictions. NFL, Premier League, Ligue 1—complete coverage of all sports events.

You might not believe this, but this started as a homework assignment in a robotics class. The professor gave him a B+, with the comment:

"Interesting idea, but not much practical value."

"Not much practical value"?

This thing made him $4.5 million in 8 months.

How does he do it?

Every day at 6 AM Beijing time, he wakes up and says to the box: "Scan the Premier League odds."

Claude Code gets to work—comparing Asian sportsbook odds against Polymarket prices, hunting for arbitrage. The box tells him via voice: "Fulham is undervalued this match, currently at 46 cents. This spread disappears in 2 hours."

He listens, says "Buy, $900k," hits confirm, then goes to class.

The machine handles the rest. Once the spread evaporates, it automatically sells.

The core principle: information asymmetry.

Asian sportsbooks update their data at 3 AM US Eastern Time. Polymarket doesn't update until 6 AM. That's a 3-hour window every night.

By the time Americans wake up, prices are normalized. He's collecting that 3-hour spread while everyone else sleeps.

The comparison is brutal.

His roommate grinded through 5 interview rounds, finally got into Google, $187k salary—thought he was doing great.

His roommate watched him soldering circuits and laughed.

Six months later?

Roommate's grinding at Google, he's running his own show. Income? 24 times his roommate's.

Then Sequoia Capital came calling, offering $2 million for just 10% equity. He turned them down:

"My machine makes $2 million in 6 weeks. Why would I sell?"

Look at his Polymarket track record now:
- Prediction count: 4,548
- Position value: $879k
- Single largest profit: $1.46 million

Main profile link (on Polymarket platform), 300k+ people watching his moves:

Current active positions still hold $87k. The machine keeps running. He keeps attending class.

Oh, and that professor who gave him the B+? Still teaching that robotics class at the university making $140k a year.

His student makes that back in 3 days.

That B+ assignment turned into a $4.5 million business.

Want to copy trade with him? There's an automated copy trading tool available: