Your AI companion for every web page.
Free forever with 30 AI credits/month · No credit card needed · Works on all websites
Everything your browser was missing
Lumi combines memory, intelligence, and speed into one elegant sidebar that works on every website.
Deep Memory Engine
Lumi remembers your role, projects, preferences, and goals. Every response is personalised to you, so you never have to repeat yourself.
Live Lens
Automatically reads the page you're viewing and surfaces actionable insights. Job matches, price comparisons, email reply drafts, and more.
Smart Model Routing
Every task is routed to the best AI model automatically. Claude for writing, GPT-4o for creativity, Gemini for speed. Best results, lowest cost.
Context-Aware Chat
Ask Lumi anything about the page you're on. Summarise articles, explain complex topics, rewrite text, or brainstorm ideas from your sidebar.
Privacy First
Your memory stays on your device. Personal information is stripped before any AI request. Cloud sync is encrypted and completely opt-in.
Works on Every Website
LinkedIn, Gmail, YouTube, Amazon, news sites, PDFs, research papers. Lumi understands 10+ page types and adapts its suggestions accordingly.
Up and running in under 2 minutes
No complex setup. No configuration files. Just install and go.
Install in 10 seconds
Add Lumi from the Chrome Web Store. One click, no setup. You can start exploring right away without creating an account.
Answer 5 quick questions
Tell Lumi your role, what you're working on, and how you like to communicate. This seeds your personal Deep Memory.
Browse as usual
Lumi reads pages in the background and surfaces smart suggestions. Job matches, price analysis, email drafts, all automatic.
Watch it get smarter
The more you browse, the more Lumi learns. It adapts to your interests, remembers your goals, and saves you hours every week.
Pay only for what you use
Start free with 30 credits every month. Need more? Top up instantly with affordable credit packs.
30 free credits every month
Every Lumi user gets 30 AI credits per month, no credit card required. Use them for summaries, rewrites, research, chat, and more.
- Deep Memory Engine
- Live Lens
- Smart Model Routing
- Chat with any page
- 10+ page types
Need more? Buy credit packs
$0.04 per credit
$0.03 per credit
$0.02 per credit
$0.02 per credit
Credits are purchased inside the Chrome extension. All payments processed securely by Cashfree.
Products & Services
Lumi Chrome Extension
An AI-powered browser companion that provides smart summaries, rewrites, research assistance, context-aware chat, live page insights (Live Lens), and personalised AI responses powered by the Deep Memory Engine. Available free on the Chrome Web Store.
AI Credit Packs
One-time purchasable credit packs that power AI actions inside the Lumi extension. Each action (summarise, rewrite, explain, chat, etc.) costs 0.5 to 1.5 credits. Credits never expire and are tied to your Lumi account.
Ready to browse smarter?
Lumi helps you write, summarise, and research on every page you visit. Free forever, no credit card needed.
Add Lumi to Chrome, It's Free