Two AIs. One question. You decide.

Ask anything. Two AIs answer side by side without their names. Pick the better answer — then find out who you chose. Every vote counts toward the leaderboard.

See how it works Battle types

How it will work

A blind test: no logos, no names, just the answers.

Ask

Type a question, or pick a ready-made challenge.

Two answers

Two AIs answer at the same time, side by side, labeled only A and B.

Vote

Choose the better answer, call it a tie, or say both missed.

Reveal

See which AIs you were judging, share your battle card and watch the leaderboard move.

Battles

Open questions for fun. Real tasks for proof.

Open battles

Any question, any topic
Writing, ideas, code, explanations
Ready-made challenges to start

Real-task battles

Which AI reads this receipt best?
Which AI sums up this contract best?
Which AI describes this roof photo best?

Fair play

The arena is free to play every day. Want more battles? Keep going with credits.

For players

Free battles every day with a sign-in
Credits to keep playing past the daily limit
Your files are used only for your battle

For the arena

Answers shown without names until you vote
Only AI providers that don't train on your data
Not affiliated with the companies whose models compete