Pivvi

Pivvi is a browser-based tool that helps you work uninterrupted with AI chatbots. When ChatGPT, Claude, Gemini, or Grok reach their usage limits mid-task, Pivvi automatically saves your progress and redirects you to alternative free AI models with available capacity.

No login required, no installation needed — it runs entirely in your browser. Perfect for anyone relying on multiple AI assistants to maintain productivity when one service is at capacity.