Think · Remember · Write

Write like you think.

Zsper learns your opinions, stories, and voice — then writes articles, newsletters, and LinkedIn posts that sound unmistakably like you.

14-day free trial · No credit card · Designed for founders & creators

acme-studioBrain

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Your Brain

A portrait of what I understand about how you think.

142 things learned

You never train me. Every article you write teaches me how you think.

34
opinions you hold
21
stories you tell
47
things about your business
31
ideas & frameworks
9
writing patterns

How well I know you

I know your thinking well — most drafts already sound like you.

strong

Confident writing about

Merchant paymentsTap-to-pay billingSmall-merchant onboarding

Still learning

PricingHiring

Latest discoveries

  1. opinion · 2d ago

    Payment friction loses small merchants long before missing features do.

    Confident · shaped 7 drafts
  2. story · 5d ago

    A corner-shop owner two streets away doubled his orders the week he moved billing to a tap-to-pay link.

    Confident · shaped 4 drafts
  3. product fact · 1w ago

    Partners repay in 11 days on average — against the 45-day industry norm.

    Getting sure

What Zsper learned from one founder's old blog posts — every line waited for his approval.

New · Now in Claude

Your brain now works inside Claude.

A one-click connector in the Claude directory. Write in Claude grounded in your real opinions, stories, and voice — then sync the good stuff back. Nothing publishes on its own.

What you can do in Claude

  • Reads your brain as you write

    Your real opinions, stories, and past articles are right there in the chat.

  • Writes in your voice

    Draft in Claude, then voice-check it against your own published writing.

  • Syncs back — you approve

    New drafts and stances return to Zsper review-gated, never auto-published.

What you get

Bring your old writing. Leave with drafts that sound like you.

Import a few pieces you've already published — even ten LinkedIn posts are enough — and Zsper learns your voice and opinions in minutes. Written nothing yet? It interviews you as you write, like a good editor would. Your first draft happens the same sitting.

Long-form

Articles

Long-form thought leadership, how-tos, and explainers that argue a real position — in your English, for your readers.

  • Argued from your stances, grounded in your own stories
  • A provenance footer on every draft — receipts, not vibes
  • Your currency, your units, your examples — no borrowed template copy
acme-studioArticles › Draft

Editing · draft

Why a payment link beats an app for small merchants

A corner-shop owner two streets away doubled his monthly orders the week he moved billing to a tap-to-pay link. No app download, no onboarding call. The difference wasn’t technology — it was meeting him where hiscustomers already were…

…our partners repay in 11 days against the 45-day industry norm. Trust first, app later.

Built using 2 opinions · 1 customer story · 1 product fact from your brain.

Same topics, same knowledge, same voice — write the article, then spin the newsletter and the post from the same thinking.

The problem

AI made writing fast. It also made every founder sound the same.

Speed went up, and the writing became interchangeable. For anyone whose voice is the point, that's the one thing it cannot be.

01

It reads like AI

Same hooks, same borrowed phrases.

Trust leaks away

02

You re-explain your business

The chat box forgets by tomorrow.

Nothing compounds

03

The agency still misses

$2–5K a month, written to a template.

Not your voice

What changes

A month in, your week looks different.

Not a new tool to operate — a writing habit that finally holds, because the hard part stops being hard.

Sunday mornings are yours again

The article that used to eat a weekend takes an hour or two — because the thinking is already captured, you only shape and approve.

You publish every week, without the blank page

The calendar suggests what's next and why. A short conversation shapes it. The draft arrives already sounding like you.

You never explain your business to AI again

Every draft opens already knowing your stances, your customers, your numbers. Say it once, it's yours forever.

What's different

Instead of a blank prompt, it starts from what you know.

Generic AI tools start every draft from nothing. Zsper first builds a knowledge model of you — and every draft starts from that.

  • Your opinions
  • Your stories
  • Your writing style
  • Your audience
  • Your vocabulary

Blank prompt · any AI

🚀 Thrilled to share why we went mobile-first!

In today's fast-paced digital landscape, meeting customers where they are is a game-changer. Here are 5 key takeaways every entrepreneur should know…

Same hook as everyone · borrowed phrasing · no real story, no real numbers

From your knowledge · Zsper

A corner-shop owner two streets from our office taught me more about product-market fit than any pitch deck.

He didn't want our app. He wanted to get paid faster. We moved his billing to a tap-to-pay link — orders doubled in a week. Sometimes the feature is “meet them where they already are.”

Your story · your numbers · your English

The corner-shop story and the payment numbers came from the brain you saw at the top — records the founder approved. Every Zsper draft ends with this trace, so you always know what it stands on.

And you shape each idea like you would with a good editor — it asks the sharp questions, you supply the thinking, it writes.

How it works

It gets a little more yours every time you ship.

No prompt engineering, no knowledge base to maintain. Zsper works the way a good editor does — it listens first, remembers what you said, and gets sharper with every piece you ship together.

01

Start from what you've already written

Import your old blogs, newsletters, and LinkedIn posts. Zsper learns your opinions, your stories, your way of talking — and you approve every single thing it thinks it learned.

02

Shape each idea like you would with a good editor

No blank prompt box staring at you. A short conversation asks what a good editor would ask: who is this for, what do you actually believe, which story from your journey proves it.

03

It picks the right knowledge, then writes

Before writing one word, Zsper picks your most-trusted knowledge — the opinions and stories that have earned their place. Then it writes in your English, for your reader.

04

Publishing makes it more you

Keep a paragraph, and Zsper trusts that knowledge more. Cut one, and it backs off. Your tenth piece knows things your first one didn't — and you maintained nothing along the way.

Read the deep dive
acme-studioArticles › Draft

Editing · draft

Why a payment link beats an app for small merchants

A corner-shop owner two streets away doubled his monthly orders the week he moved billing to a tap-to-pay link. No app download, no onboarding call. The difference wasn’t technology — it was meeting him where hiscustomers already were…

…our partners repay in 11 days against the 45-day industry norm. Trust first, app later.

Built using 2 opinions · 1 customer story · 1 product fact from your brain.

The honest comparison

Why not just any AI tool?

Fair question — it's the first thing sharp buyers ask. Here's the straight answer.

Remembers your opinions and stories

Generic AI tools
Forgets by tomorrow
Agency / ghostwriter
Lives in one writer's head
Zsper
Permanent knowledge you approve

Sounds like you

Generic AI tools
Sounds like everyone
Agency / ghostwriter
Sounds like their last client
Zsper
Learns your voice from your own writing

Knows your numbers and your market

Generic AI tools
Invents plausible specifics
Agency / ghostwriter
Needs a fresh brief every time
Zsper
Draws only on facts you approved

Gets better every week

Generic AI tools
Starts from zero each session
Agency / ghostwriter
Only while the same writer stays
Zsper
Every piece you publish teaches it

What goes out in your name

Generic AI tools
You're the only safety net
Agency / ghostwriter
Approvals over email ping-pong
Zsper
Nothing ships without your sign-off

What it costs

Generic AI tools
“Free”, plus your Sunday
Agency / ghostwriter
$2,000–5,000 a month
Zsper
$9 a month

Everything else starts from zero every time. Zsper starts from everything you've ever published.

acme-studioBrain › Review conflicts

1 conflict to settle

contradicts an earlier belief

keep · Jul

Payment link first — the app comes after trust.

held · Mar

Launch with a full mobile app on day one.

Nothing is deleted — the losing stance is suppressed and traced.

Why you can trust it

It never puts words in your mouth.

New opinions land as proposals, not facts — they can't shape a draft until you confirm them. When something contradicts what it already knows, nothing is overwritten: Zsper shows you both and you decide. And every draft ends with a trace of the knowledge it was built from — receipts, not vibes.

  • No auto-publish, ever — nothing ships in your voice without your sign-off
  • Review by exception — not a queue you have to babysit
  • Your data stays yours — inspect it, edit it, export it anytime

Smart content calendar

A calendar that thinks ahead.

Zsper reads your topics, your cadence, and your in-progress drafts, then suggests what to write next and when to publish it. Every suggestion comes with its reason, and every suggestion is one click from a draft.

  • Finds the topic with the least coverage and fills the gap
  • Slots your in-progress drafts before proposing anything new
  • Explains every suggestion — no black-box scheduling
  • You stay the publisher — no auto-publish, ever
acme-studioCalendar

This week

it plans · you publish

Mon

LinkedIn

Positioning

Tue

Article

Draft · in progress

Wed

Thu

Newsletter

Suggested

Fri

LinkedIn

From the article

This week’s plan

Start draft

Topic “Merchant payments” has the least coverage — draft the newsletter Thursday. Your in-progress article is slotted first.

Everything included

Everything that makes it yours.

Knowledge, not chat history

Every opinion, story, and product fact is stored with a trust score you can see, edit, or delete. Nothing about you is a black box.

Three formats, one knowledge model

Articles, newsletters, and LinkedIn posts drafted from the same knowledge — make the argument once, publish it three ways.

Smart content calendar

A planner that reads your topics, cadence, and open drafts, suggests what to write next, and tells you why.

Voice fingerprint + tell audit

Learns your rhythm from your published writing and quietly removes the usual AI tells — banned phrases, uniform openings, tidy summaries. Your English stays your English, down to the spellings and idioms you actually use.

Conflict review

When something new contradicts what it knows, nothing is overwritten. Zsper shows you both, and you decide.

Receipts on every draft

Each piece ends with a real trace of the opinions, stories, and facts it was built from — so you always know what it stands on.

Founding member · first 50 seats

$9/month

Billed monthly in USD. Price locked for life while you stay subscribed.

Less than one agency blog post — and this one stays yours.

  • 30 cents a day — less than the coffee you're holding
  • One ghostwritten post costs more than a year of Zsper
  • An agency retainer costs hundreds of times more, and keeps the memory when it leaves
See what's included

FAQ

The questions sharp buyers ask.

How is this different from a generic AI tool with a good prompt?+

A generic AI tool forgets you between sessions and improvises its facts. Zsper keeps a persistent, inspectable knowledge model of your thinking, selects from it before it writes, and shows the provenance of every draft. The prompt is the least interesting part.

How is this different from Jasper, Writesonic, and the other AI writers?+

Those are template libraries over a model — pick a template, fill in the blanks, get generic output faster. Zsper learns your actual opinions, stories, and voice from what you've published, and builds every draft from that knowledge. Your tenth piece is better than your first. Templates can't do that.

How much of my old writing does it need before it gets good?+

Five to ten published pieces — blogs, newsletters, or LinkedIn posts — are enough for Zsper to learn your voice and core opinions, and importing them takes minutes. Have less? Start anyway: it asks you editor-style questions as you write and learns from every piece you publish. There's no cold-start homework.

What does the day-to-day workflow actually look like?+

Pick an idea (or take the calendar's suggestion), answer a few short questions a good editor would ask — who is this for, what do you believe, which story proves it — and watch the draft write itself from your knowledge. You edit, you publish, it learns. A LinkedIn post takes minutes; an article, an hour or two including your edits.

Will it write in my English, for my market?+

Yes — and it doesn't guess. Zsper learns your English from what you've actually published: your spellings, your idioms, the currency and units you use, the examples your readers recognise. There's no default locale being applied over the top of you. Wherever you write from, the draft reads like a piece you wrote.

Will it ever publish something on its own?+

Never. There is no auto-publish. Anything that speaks in your voice — a draft, a learned opinion, a retired belief — waits for your explicit approval.

$9 a month — where's the catch?+

There isn't one, but here's the honest math. $9 is the founding price for the first 50 seats, locked for life while you stay subscribed. It includes 1,000 AI credits a month — roughly seven full articles plus the newsletters and posts around them. Write more than that and you either add a top-up pack or switch on bring-your-own-key, where your provider bills you directly and we don't charge for the usage at all. Nothing about your account is feature-gated.

How much better does it actually get after a month?+

Honestly: the first draft is good because it starts from your imported voice and opinions. What changes over a month is depth — every piece you publish teaches it which stories you keep, which stances you soften, which phrases are yours. Your tenth piece draws on things your first one couldn't. And you maintain none of it.

More questions? Visit the Help Center →

Your first draft should sound like you.

Bring a few pieces you've already written and Zsper learns your voice before it writes a word — then gets sharper with every draft. Your English, your readers, wherever you write from.

Write my first draft free

14-day free trial · No credit card required