A web app for comparing responses from multiple AI models side by side. Chat with OpenAI, Anthropic, Google Gemini, and OpenRouter models simultaneously to see how they differ.
- Compare multiple AI models in real-time
- Side-by-side chat panels
- Token counting and cost estimation
- Dark mode (default)
- Export conversations
- File attachments support
- Clone the repository
- Install dependencies:
npm install - Start development server:
npm run dev - Open http://localhost:3000
Add your API keys in the Settings panel:
- OpenAI API key
- Anthropic API key
- Google Gemini API key
- OpenRouter API key
Keys are stored locally in your browser only.
npm run build
npm start- Next.js 14
- TypeScript
- Tailwind CSS
- Zustand for state management
MIT