Side Space

AI agent in your sidebar—automate, organize, and research the web without breaking focus

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Added Jul 2026

sidespace.app

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What is Side Space?

Side Copilot is an AI agent that lives in your browser's side panel, helping you research, organize, and automate your web browsing without interrupting your workflow. It combines a vertical tab manager with AI-powered automation capabilities—grouping tabs, managing windows, summarizing content, and handling repetitive browser tasks. Built for creators, productivity enthusiasts, and professionals who want to stay focused while managing multiple browser contexts.

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Key Features of Side Space

Agent Mode for browser automation
Chat Mode for tab context understanding
Vertical tabs manager sidebar
Spaces for organizing tabs by topic (Workspace, Social Media, Shopping, Study, Personal)
Cross-device sync across Chrome, Edge, Firefox, Brave, Vivaldi, and more
Tab grouping and window management
Page analysis and explanation
Content summarization
Browser history search
Daily Wrap Up summaries
Window arrangement (cascade, grid, merge)
Screenshot capture
Quick search functionality

Who Should Use Side Space?

Organize work, social, and hobby tabs into dedicated spaces

Automate repetitive browser tasks like tab grouping and window management

Summarize web content and pages on demand

Research topics with AI context from open tabs

Manage browsing workflow without switching apps

Sync browser organization across multiple devices and browsers

Side Space: Pros & Cons

✓Pros

Free with no credit card required
16,000+ happy users
Works across multiple browsers (Chrome, Edge, Firefox, Brave, Vivaldi, Sigma, Comet, Zen)
Automatic sync of spaces across devices
Context-aware AI that understands your open tabs
Sidebar design keeps you in flow without disruption
No subscription required to get started

Frequently Asked Questions about Side Space

What is Side Copilot?

Side Copilot is an AI agent that runs in your browser's side panel, helping you automate tasks, organize tabs into spaces, and chat with your open content without leaving your workflow.

How much does Side Copilot cost?

Side Copilot is completely free with no credit card required.

Which browsers does Side Copilot support?

Side Copilot works on Chrome, Edge, Firefox, Brave, Vivaldi, Sigma, Comet, and Zen browsers.

Can I sync my spaces across devices?

Yes, Side Copilot automatically saves your spaces and syncs them across different browsers and devices when you log into your account.

What can Agent Mode do?

Agent Mode lets you automate browser tasks like grouping tabs, managing windows, searching browser history, researching topics, and organizing your open windows.