Pairwise prompt results as a scoreboard you can act on — an A/tie/B split bar, a verdict gated by a Wilson interval instead of a raw lead, sampled matchups with their own vote splits, the two outputs for one input on demand, and a rerun that fires exactly once.
npx shadcn@latest add @zyeon/prompt-arenaZyeon UI limits how often it can be asked, and Prompt Arena hasn't had its turn. Its source will show here once it has.