How it works

You capture. Lumik turns it into knowledge you can use.

Throw anything in. Lumik organizes it into living themes, brings back what matters on its own - and lets you read, hear, ask, and carry your thinking with you as you browse.

First, you build it up

Throw anything in. Two seconds, then forget it.

Type a thought, speak a voice memo, or highlight a passage as you read on the web. It lands in Lumik instantly - no folder to pick, no tag to add, no decision to make.

Voice memos transcribe themselves. Web highlights come across with their source. The only thing you do is capture; the filing never happens because there is nothing to file into.

Type
Speak
Highlight
"That podcast said magnesium before bed actually does something - worth trying for a couple weeks."
captured - filing itself now
Then it organizes itself

No folders. The structure builds itself.

You never make a folder or choose a category. Lumik reads what you save and groups what belongs together - a sleep note finds your other sleep notes, a travel idea finds the trip.

Themes appear on their own and grow as you add to them. The organizing you would normally do by hand simply does not exist here - it happens for you, quietly, the moment you capture.

Sleep
your magnesium note just joined 22 others here
Books I am reading
14 captures
Italy trip
31 captures
Marathon training
40 captures
Into living themes

Each theme becomes one living document.

Lumik does not hand you back a list of your notes. It writes them into a single, flowing document - the current best version of what you actually think about that subject. As you add more, it rewrites itself to stay true.

And it never invents. Every line traces back to something you actually captured - one tap shows you the exact source. Lumik compresses your own thinking; it never puts words in your mouth.

Sleep - a living document
Sleep
What actually moves the needle keeps coming back to consistency over duration. A steady wake time matters more than total hours, and meal timing more than blue light. Resting heart rate is the signal most worth watching.
"consistency over duration" - from a voice memo, Mar 3
"meal timing > blue light" - highlighted from an article
And it comes back to you

You will not go looking. It comes to you.

You do not have to remember to check anything. As you capture, Lumik watches your themes for the moments that matter - a new note that contradicts what you had concluded, or two ideas from months apart that turn out to be one. When it finds one, it surfaces on your Today, with the source one tap away.

And it stays quiet the rest of the time. Lumik only speaks up when something is genuinely worth it - a quiet day means nothing needed you, not an empty feed begging to be filled.

Tension - Today
A new capture pushes against what you had settled on.
You had concludedMorning workouts are best.
New captureEvenings actually work better for you.
Traces to 2 captures in Marathon training
Connection - Today
Two ideas from months apart quietly met.
A line you highlighted in Books and a walk you voice-noted were circling the same thing - Lumik put them together.
Books - Sleep
When you reach for it

A theme is not a folder you open. It is something you can read, hear, ask, and take with you.

Read it

One living document, not a pile of notes.

Open any theme and it reads like a briefing someone wrote after going through everything you saved - the current best version of what you actually think. And it never invents: every line traces back to a real capture, one tap away.

Sleep - a living document
Sleep
What actually moves the needle keeps coming back to consistency over duration. A steady wake time matters more than total hours, and meal timing more than blue light. Resting heart rate is the signal most worth watching.
"consistency over duration" - voice memo, Mar 3
"meal timing > blue light" - highlighted from an article
Hear it

Your thinking, spoken aloud.

Tap any theme to have it read to you - reading becomes listening. And once a week, Lumik narrates what moved across everything: what shifted, what connected, what is worth revisiting, as a short briefing for the walk or the commute.

Weekly briefing - Today
Three things moved this week.
Your sleep thinking shifted, a thread across your books came together, and two ideas quietly met.
4 min
Ask it

Question everything you have ever saved.

Ask in plain language, across your whole library at once. The answer is built from what you actually captured - with the sources attached, never made up.

What did I conclude about caffeine and sleep?
You landed on a cutoff around 2pm - later than that and your resting heart rate stayed elevated overnight, based on a few weeks of your own notes.
from 4 captures across Sleep
Take it with you

Reading something? Lumik already knows what you think about it.

You are on an article. One click, and Lumik pulls up what you already know on the subject - drawn from your themes - right beside the page. Ask it questions, test the article against your own conclusions, think it through.

Saving is optional - the point is not filing another link. It is that your accumulated thinking shows up exactly when it is relevant, drawn from everything you have already worked out.

theatlantic.com - the science of sleep
Why your bedtime matters less than you think
What you already know
From your Sleep theme: you had concluded consistency beats duration, and that meal timing matters more than blue light.
Does this article agree with me?
Mostly - it backs your consistency point, but pushes harder on light exposure than your notes do. Worth a look.
Hand it off

Take a theme into ChatGPT, Claude, anywhere you think.

One click turns any theme into a clean, ready-to-paste block - your synthesized thinking, framed as context for whatever you are working on. Choose how it travels: as a chat prompt, the full prose, or a short brief.

Lumik is not a walled garden. It is the memory layer that feeds the tools you already use - so you never re-explain what you already know.

Handover contextx
ChatProseBrief

Here is my current thinking on Agent Memory - use it as context.

Agent memory systems divide between query-time and write-time synthesis. RAG dominates as a stateless paradigm - store, embed, and retrieve on each query - but faces context degradation as windows fill...

Built from 7 captures Copy
The loop

The more you put in, the more it has to hand back.

Every capture makes the themes richer. Richer themes make the briefings sharper, the answers truer, the handovers more useful - which gives you more reason to capture. Lumik is the rare tool that gets better the longer you use it, because your thinking is the material it works from.

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