SideQuest

Go on a side quest with your Claude chats: highlight text and ask follow-up questions without touching the main conversation.

Go on a side quest with your Claude chats. Highlight anything in a Claude reply and ask about it in a small side chat, without touching your main conversation. It runs on your own claude.ai account. No API key needed. What you get: A side chat for any highlighted text Answers use context from where you highlighted it, not just the words themselves Full markdown support, including code blocks and tables Branch one highlight into more than one side chat Drag and resize the panel from any edge. It remembers where you left it Search past side chats from the toolbar Open any side chat as a full claude.ai tab Light and dark themes Turn off sidebar saving, or delete any chat, whenever you want It doesn't use a server. It doesn't collect data or store any keys. Requests go straight from your browser to claude.ai using your existing session. To use it: highlight text in a Claude reply, click the SideQuest button, and go on a side quest! Not affiliated with, endorsed by, or sponsored by Anthropic. Claude is a trademark of Anthropic and is used here to describe the functionality of the extension.