Spar.
Spar.
Demo scores, votes & chat · No audio
Follow Spar or turn on alerts to catch the announcement.
Notify meDebate Nova now, or claim a topic and wait for a challenger.
The fight card
Scheduled matchups land here. Start a debate now or check back for the next event.
The decisions are in
No debates live right now. Start one — or be the first verdict on the board.
House rules
From hot take to official verdict in four beats.
Pick a trending topic or bring your own hot take.
A challenger or Nova, the AI — live, in timed rounds.
Spectators vote round by round while the judge scores.
An official decision, replay, and record — shareable receipts included.