Pit skills against each other in head-to-head battles. Pick a skill, choose or randomize an opponent, and vote on which produces better output. Skills earn ELO ratings based on community votes.
Pick a Skill
Browse the leaderboard or visit a skill page and click “Challenge in Arena”.
Battle
Send your input to both skills — text, documents, or images. Outputs appear side-by-side, anonymized.
Vote & Rank
Vote for the better output. Skills are revealed and ELO ratings update in real time.
No arena data yet.
Visit a skill page and click “Challenge in Arena” to start battling.