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Copilot Sidebar Chrome Extension

Brings Microsoft Copilot's sidebar assistant to Chrome for drafting, research and summaries.

Checked 3 Oct 2026 Reviewed by Alex Listed since October 2024

Screenshot of Copilot Sidebar Chrome Extension

At a glance

Starts at Free The vendor's site is offline, so no current price was found.
Free tier Yes
Platforms Chrome
Best for Chrome users wanting Edge's Copilot sidebar
Not for Anyone running lots of other heavy extensions

3.9 out of 5

Scored by Alex after real use

Our verdict

This extension ports Copilot's sidebar experience into Chrome, offering contextual help with drafting emails, researching or summarizing content based on whatever a user is doing at the time. Settings can be adjusted to control what kind of assistance shows up and how the sidebar looks. Integration with some other Chrome extensions is limited, and performance can vary and slow down during heavy usage.

✓What it does well

Sidebar integrationIt brings Copilot's sidebar experience directly into Chrome.
Contextual assistanceIt offers relevant suggestions based on the task at hand, like drafting or research.
Customizable settingsAssistance type, notifications and appearance can all be adjusted.

✕Where it falls short

Limited extension compatibilityIntegration with some other Chrome extensions is limited.
Variable performancePerformance can vary and slow down during heavy usage.
Chrome onlyIt only runs as a Chrome extension.

Key features

Sidebar assistantIt provides a Copilot-style sidebar directly within Chrome.
Contextual suggestionsIt tailors suggestions to drafting, research or summarizing tasks.
Customizable experienceUsers can adjust settings and appearance to match preferences.
Cross-task supportIt supports email drafting, research and content summarization in one place.

Questions about Copilot Sidebar Chrome Extension

What does Copilot Sidebar Chrome Extension do?

Copilot Sidebar Chrome Extension brings Microsoft Copilot's sidebar assistant to Chrome for drafting, research and summaries. It offers contextual help based on whatever a user is doing at the time, such as drafting emails or summarizing content. Toolio lists Chrome users wanting Edge's Copilot sidebar as its best fit.

Is Copilot Sidebar Chrome Extension free?

Toolio lists Copilot Sidebar Chrome Extension as free, with a free tier and no paid plan listed. The vendor's site is offline, however, so no current price was found when the extension was checked.

Can Copilot Sidebar Chrome Extension be customized?

Copilot Sidebar Chrome Extension lets users adjust the type of assistance, notifications and appearance of the sidebar. The reviewer counts these customizable settings among its strengths, alongside contextual suggestions for drafting, research and summarizing.

What are the drawbacks of Copilot Sidebar Chrome Extension?

The reviewer notes that integration with some other Chrome extensions is limited and that performance can vary and slow down during heavy usage. It also runs only as a Chrome extension, and Toolio says it does not suit anyone running lots of other heavy extensions.

What are some alternatives to Copilot Sidebar Chrome Extension?

Toolio lists Aida AI Chatbot Assistant, ChatGPT Outlook Add-in Tool, Jotbot and Hybrainer Chrome Extension as alternatives. ChatGPT Outlook Add-in Tool runs ChatGPT inside Outlook for composing emails, while Hybrainer Chrome Extension suggests better prompts for ChatGPT and adds a quick way to copy replies.

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