Is Sideview - AI Chat Sidebar safe to install?

What data it declares

The developer declares that it collects these kinds of data:

• Personally identifiable information such as name, address, email address or age
• Website content such as text, images or links on the pages you open

The developer also certifies that your data is not sold to third parties outside approved uses, not used for purposes unrelated to the extension's core function, and not used to decide creditworthiness or lending.

The listing links to a privacy policy.

This is the developer's own declaration in the Chrome Web Store. We cannot check it against what the extension does.

What Chrome asks you to allow

When you add it, Chrome asks you to allow it to:

• Read and change your data on a number of websites

Derived from the manifest by Chrome's documented rules; the dialog's exact wording depends on your Chrome version and language. Chrome asks again if an update requests more.

What it can reach

Specific sites only: 22 match patterns.

• https://chatgpt.com/* only chatgpt.com
• https://auth.openai.com/* only auth.openai.com
• https://*.oaiusercontent.com/* oaiusercontent.com and all its subdomains
• https://claude.ai/* only claude.ai
• https://*.claudeusercontent.com/* claudeusercontent.com and all its subdomains
• https://*.claudemcpcontent.com/* claudemcpcontent.com and all its subdomains
• https://gemini.google.com/* only gemini.google.com
• https://www.copilot.com/* only www.copilot.com
• https://copilot.microsoft.com/* only copilot.microsoft.com
• https://grok.com/* only grok.com
• https://*.grokusercontent.com/* grokusercontent.com and all its subdomains
• https://www.meta.ai/* only www.meta.ai
• and 10 more

Reaches your browsing data or every site

• Clear your browsing data browsingData

Worth knowing

• Block or redirect requests on the sites it can access declarativeNetRequestWithHostAccess
• Run its own code on the pages it can access scripting

Routine for an extension

• Act on the current tab, but only after you click it activeTab
• Add items to the right-click menu contextMenus
• Open a panel beside the page sidePanel
• Store data in your browser storage

Pages it runs its code on

It runs its own code on specific pages only: 14 site patterns.

• https://chatgpt.com/* only chatgpt.com
• https://claude.ai/* only claude.ai
• https://gemini.google.com/* only gemini.google.com

A content script is code the extension injects into pages matching these patterns. On those pages it can read and change what you see, whether or not a host permission is listed above.

What it may ask for later

Not granted when you add it: Chrome asks you the moment the extension requests one of these, and you can refuse. It may later ask for access to every site.

• See the address and title of every tab you have open tabs
• Show you notifications notifications

• https://sideview.app/* only sideview.app
• <all_urls> every site

How usual this is for its category

In Productivity · Tools, 20% of extensions ask for access to every site. This one: Access to specific sites only.

The typical extension there declares 3 browser permissions; this one declares 7 browser permissions.

• Clear your browsing data (browsingData): under 1% of extensions in this category ask for it.

Counted over the live extensions of the same category after our latest full pass of the store. A share is context, not a verdict: what is normal depends on what the extension is for.

Who uses it and how it is kept up

8 users

• Last updated in the store 1 day ago, on 2026-10-30.
• We have seen 8 new versions in the last 90 days.

What the store shows

• Trader The publisher has declared itself a trader under EU rules.

The listing says it offers in-app purchases.

Has it asked for more over time?

This is the question a permission list on its own cannot answer. An extension that shipped narrow and widened later is a different proposition from one that always asked for the same thing.

1. 2026-10-31Asked for more permissions (29, was 23) (changed: site access, optional permissions)
2. 2026-10-24Asked for more permissions (23, was 22) (changed: site access, pages it runs its code on)

Versions we have seen

1. 2026-10-31Version 2.1.0 · Asked for more permissions (29, was 23) (changed: site access, optional permissions)
2. 2026-10-29Version 1.1.8
3. 2026-10-29Version 1.1.7
4. 2026-10-27Version 1.1.6
5. 2026-10-26Version 1.1.4
6. 2026-10-25Version 1.1.3
7. 2026-10-24Version 1.1.2 · Asked for more permissions (23, was 22) (changed: site access, pages it runs its code on)
8. 2026-10-23Version 1.1.1

Who publishes it

Lyorex Inc. This listing has been in the store since 2026-10-16 and was last updated on 2026-10-30.

Similar extensions that ask for less

Listings close to this one in what they say they do, which declare less reach. Less reach is not a verdict on either: compare what each needs for the job.

1. ChatGPT Sidebar for Chrome No site access · 1 permission 1k users ★ 3.7
2. ChatGPT Side Panel — by chromie.dev No site access · 2 permissions 3 users
3. SideAI No site access · 2 permissions 151 users ★ 5.0

How to check or remove it in Chrome

1. Type chrome://extensions in the address bar and find the extension in the list.
2. Open its details. The site access setting shows where it can run; set it to run only on click and it reaches a page only after you press its icon.
3. To uninstall it, choose Remove on the same page.

Questions people ask

What can Sideview - AI Chat Sidebar access?

Specific sites only: 22 match patterns. It declares 7 browser permissions.

What data does Sideview - AI Chat Sidebar collect?

The developer declares that it collects these kinds of data: Personally identifiable information, Website content. This is the developer's own declaration in the Chrome Web Store. We cannot check it against what the extension does.

Has Sideview - AI Chat Sidebar asked for more permissions over time?

Its permissions changed 2 times while we watched, most recently on 2026-10-31.

Does Sideview - AI Chat Sidebar publish a privacy policy?

Yes, the store listing links to a privacy policy.