The system that makes AI content sound actually like you.
Not a prompt. Not a persona description. A persistent 6-dimension voice model built from your real writing — applied to every output you generate, on every platform, every time.
“Will this still sound like me?”
That's the question every creator asks before trusting AI. Voice DNA™ is the answer. It's built so the outputs you generate on Ghostpen are ones your audience would never question.
Most AI tools treat voice as one setting — a slider between “formal” and “casual.” Voice DNA™ models six distinct dimensions separately, because that's how real voice actually works.
How you open. Whether you lead with a bold claim, a question, a contrarian take, or a story — Voice DNA™ identifies your default hook pattern and replicates it across every output.
"Most people start with the wrong goal. Here's what actually matters."
Your natural cadence. The balance of short punchy lines and longer explanatory ones. The way you build tension and release it. Rhythm is invisible until it's wrong — Voice DNA™ keeps it right.
Short. Punchy. Then the longer sentence that earns the punchiness. Every time.
The words you reach for — and the ones you'd never use. Industry terms you own versus jargon you avoid. Voice DNA™ builds your personal lexicon so outputs feel written by a fluent version of you.
"You say 'ship', not 'deploy to production'. Voice DNA™ knows this."
The emotional temperature of your content. Direct versus warm. Authoritative versus conversational. Formal versus casual. Your tone isn't one thing — it shifts by platform and context. Voice DNA™ tracks all of it.
LinkedIn post = professional + human. Twitter = sharper + wry. Same voice, different register.
Some creators never joke. Some always do. Voice DNA™ detects your use of irony, callbacks, self-deprecation, or dry observation — and preserves the exact frequency and style of levity that makes your content feel like you.
"(Not sponsored, just genuinely obsessed.)"
Whether you favor numbered lists, long-form prose, tight bullets, or conversational paragraphs. Whether you end with a question or a declaration. Your structural habits are part of your voice — Voice DNA™ replicates them.
Always ends LinkedIn posts with a question. Never uses H3s in newsletters.
Three steps. No manual configuration. The model improves automatically as you use the platform.
Paste existing content — LinkedIn posts, blog articles, email newsletters, tweets. The more you provide, the sharper the profile. Ghostpen accepts as little as 3 samples to get started.
Ghostpen analyzes your samples across all six dimensions — identifying your hook patterns, rhythm, vocabulary, tone register, humor frequency, and format preferences. This takes seconds.
From that point on, every piece of content generated through your account is filtered through your Voice DNA™ profile. You control the output — the model ensures the voice stays yours.
Voice DNA™ profiles are yours exclusively. They are never used to train any AI model — Ghostpen's or any third party's. They are never shared across accounts. They are never analyzed for product improvements without your explicit consent.
Your voice existed before Ghostpen. Ghostpen's job is to help you scale it — not borrow it.
Yes — that's the entire purpose of Voice DNA™. It analyzes multiple samples of your real writing before generating anything. The more writing samples you provide, the sharper the match. Every output is reviewed before it reaches your audience, and you can Elevate, edit, or regenerate at any point.
Standard AI prompting gives you a generic approximation at best. Voice DNA™ is a persistent, 6-dimension model of your specific writing — built from your actual content, not a description of what you'd like. It's the difference between asking someone to 'write like a founder' versus having a writer who has read everything you've ever published.
You can create separate Voice DNA™ profiles for each brand, client, or content persona. Pro and Agency plans allow multiple profiles. Each profile is completely isolated — outputs from Client A never bleed into outputs for Client B.
No. Your content, voice profiles, and session data are exclusively yours. Nothing you create on Ghostpen is used to train any AI model — ours or any third party's. Your voice is your asset.
Use the Elevate action. It reprocesses the output through your Voice DNA™ profile with additional emphasis on voice fidelity. You can also manually edit any output and use it as a feedback signal to sharpen future generations.
Free plan available. No credit card required. Your voice profile stays private, always.
Start Free →Or view all plans to find the right fit.