Duck.ai Chat on Sidebar per Koala Yeung

Are you concern about your privacy when using commercial AI chat like ChatGPT?

Duck.ai is a privacy-preserved AI chat service provided by DuckDuckGo. As of Aug, 2025, Duck.ai allow user to use GPT-5, GPT-4o mini, Llama 4, Claude Haiku 3.5, and Mixtral Small 3 anonymously and free of charge. This extension allow you to open the Duck.ai on the sidebar. Feels much like the Microsoft Edge Copilot sidebar, but with no personal data and privacy compromise.

Key Features

• Using Duck.aI on sidebar. Enhances your browsing experience.
• Duck.ai respects your privacy and do not require login.
• Open the sidebar with keyboard shortcut Ctrl+Alt+C.

About This Project

This is a fun project for me. I don't plan to get paid from this. Feel free to comment or contribute on GitHub.

Project Links

• Development
• Issue Tracker