
Syncia - Power of ChatGPT on any website
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Introduction
Syncia is a browser extension that allows you to use ChatGPT on any website via a sidebar and floating menu.
Listed on
July 22, 2026
What is Syncia - Power of ChatGPT on any website?
Syncia is a browser extension that allows users to use OpenAI's GPT models on any website. It opens a sidebar with the shortcut ctrl+shift+x to chat with ChatGPT, and provides a floating menu below selected text, supporting features such as summarization, grammar checking, and text length adjustment. The extension is completely free and open source.
How to use Syncia - Power of ChatGPT on any website?
- After installing the extension, press ctrl+shift+x to open the sidebar, or select any text to show the floating menu. Users need to provide their own OpenAI API key to enable the features. Custom prompts and preferences can be set on the settings page. If the shortcut doesn't work, you can reassign it in chrome://extensions/shortcuts.
Core features of Syncia - Power of ChatGPT on any website
- 🗨️ Chat with ChatGPT via sidebar
- 🔑 Use your own OpenAI API key
- 📜 Quick menu after selecting text, supporting summarization, simplification, translation, etc.
- 🗂️ Store custom prompts and use them in the quick menu
- 💯 Fully customizable settings page
- 🔐 Secure, free, and open source
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