Keys are stored locally in your browser (localStorage). Never sent anywhere except the provider's own API.
Tip: OpenRouter gives access to 400+ models with a single key. Euri is free (200K tokens/day). Groq has a free tier with ultra-fast inference.
Select 2-4 Models to Compare
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Blind mode active — vote on quality first, then reveal models
Select models and click "Run Arena" to start comparing