Lumo icon

Lumo

by MSCSTSTS · Tools
Manifest V3 Free
View in Chrome Web Store Data as of 20 Oct 2026

AI-powered browser sidebar assistant

Users
38
+20 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#121K
#101K among extensions
Version
1.0.15
updated 5 Oct 2026

Users

monthly, 2 months
22038Aug 2026Oct 2026Oct 2026
Latest, 20 Oct 2026: 38 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 months
001Aug 2026Oct 2026Oct 2026
Latest, 20 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Lumo

Lumo is an open-source Chrome extension that provides an AI-powered sidebar assistant within your browser. — No Built-in Services, No Data Collection, All Data Stored Locally. 🔒 Fully Local Lumo does not provide any built-in AI services, nor does it collect any user data. You need to configure your own LLM API endpoint (compatible with OpenAI, Anthropic, Google, DeepSeek, and more). Your API keys and conversation history are stored only on your local device. 🧠 Deep Browser Integration Lumo uses the Model Context Protocol (MCP) to let AI truly understand and control your browser: - Read and analyze current page content - Manage tabs, bookmarks, and browsing history - Monitor and analyze network requests - Integrate with DevTools for debugging - Execute automated browser operations 💬 Intelligent Conversational Assistant Have multi-turn conversations with AI in the sidebar, and get intelligent suggestions based on the current page context at any time. Whether it's information extraction, content summarization, data analysis, or everyday office automation, Lumo assists efficiently. ⚠️ Prerequisites You must have your own LLM API endpoint to use Lumo. This extension does not include any free or built-in AI service.

Growth

WindowUsersChangeRatingsRating
7 days+6+18.8%00.00
30 days+20+111.1%00.00

Version history

4 versions recorded
1.0.155 Oct 2026
1.0.142 Sep 2026
1.0.1319 Aug 2026
1.0.1216 Aug 2026

Details

Category
Tools
First seen
16 Aug 2026
Size
4.0 MB
Languages
en, zh-CN
Pricing
Free
Privacy policy
github.com
Support
github.com
Extension ID
cgfnadidpooocnkalljpdmelmaponefa

Permissions and risk

Elevated riskimpact 4, likelihood 3
Permissions
sidePanelstorageactiveTabtabsbookmarkshistoryscriptingwebNavigationwebRequestdeclarativeNetRequestcookiesdownloadsdebuggertabGroupscontextMenus
Site access
<all_urls>
Can read and change data on every website you visit.

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