Pick your game

Every match is timed and metered. Even when you lose, you were cheaper.

Tic-Tac-Toe

The classic. Claude plays it straight — can you even force a draw?

Drop discs, build traps. Big models are famously bad at this.

Hide your fleet, hunt Claude's. A little luck goes a long way.

Same secret word, separate boards. Fewest guesses wins.

Best of 7. Claude studies your past throws and hunts for patterns.

Movies, history, math, or Bay Area. Real quiz questions, head to head.